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HCD-DX20/RG30

Contents

1. 6 6 SCHEMATIC DIAGRAM MAIN SECTION 1 5 See page 42 for IC Block Diagrams 0272 1 A MAIN BOARD 1 5 RZA 88 R272 pt AW R208 6212 234 8219 tela 82k 0018 A DX20 68k 8216 C24 8278 2 1 47 8630 50V lli p son eae 7 R232 234 100k 70 0015 100k 3 1 5 219 4 DY20 R255 0212 10k 0230 22k 0 047 2 1 2SC3623A LK Mc 2562785 e i 9 9 MUTE XZ 20 0219 uL 021 B R232A 1 5 1SS355TE 33 8630 T 18 1 BAKA 1k R276 2 1 722 DX20 47k lt 1 5 gt 2 2 R237 R220 ud i R206 10k 22k T C219 C218 47 CN203 ER 1 5k 16V 4 10 mim 3P DECK ay Ae w N ROH 5 i 5 X HP101 U PLAYBACK 3 4 LCH HEAD D T 50V gt 0210 211 0 33 8630 NYANA SWITCH AMP AT E 10k 0215 0235 0204 R203 2803623 0201 8249 1 R238 10201 680p 10 680k 50V 680k MUTE 1 201 TA8189N CN202 AW 1 W REC PB PRE AMP 7 DECK i 235 4 wit Aes 0 7 L L 2502785 2502785 R204 gt N quee CH HEAD i R250 F Na
2. wna w mur _ smi sua O O eck rigger ee O Capstan motor REVIFWD STOP contol gna M uFIEREVIZEWDSTOR DISPLAY KEY O POWERKEY O mus BIAS ONOFF signat wem O Payback deck A B select O Tape deck relay O PB mute ONOFF signal ouput HONL OFF O REC mue ONOFF signal ouput H ONL OFF a O O Serial data latch puke ouput BHGRTRKS2 C90 C spram O Serial data iach pulse ouput O SsidastahpusecuputoBIDEWKSRUCH 002 LINEMUT 0 Line mute signsl output L ON H OFF STK MUT O amplifier mute ON OFF signal output H ON L OFF Speaker protect signal input L ON H OFF STE RELAY 0 STANDBY relay control signal output O Rear speaker relay control output FRONTRELAY 0 Front speaker relay control outp
3. 1 FAN ON REG 12V 12V GND R OUT AGND POWER AMP BOARD CN403 L OUT Page 31 STBY Wages EVER 5V D GND STK MUT PROTECTOR EEKEREEEEEE Rb JR638 0 22 MAIN 23 0684 Page 28 M5F7809AFH 50 29 1 0694 0695 9V REG 1 5226 30 G 2 CN102 19P 7V MGND SCOR SOCK SENS 8080 010 CLOK XLT BD DATA XRST A 5V SW BOARD CN101 Page 23 ROUT AGND LOUT DGND DOUT D 5V SW 5V MAIN BOARD 3 5 dix 10882 Page 27 UPC7805A MAIN BOARD 4 5 691 40 Page 28 10 39 gt H 0384 385 RELAY DRIVE 0 2 0384 1 7 9 DTC 11459 4 8387 0 4 7k Q385 gt w 2502785 0 7 J il 0383 6382 osaii75 J 88 PROTECT 2 Eng DX20 paga SWITCH 8383 10k Td R382 10k 1 6 af RG30 66k 16 47k DX20 D383 R389 RN 9 1SS355TE 56k 0681 1682 1 1 1 SPEAKER 11 6 11 6 1 137 0 0 11881 0 0 0381 0382 12 9 12 9 252785 2502785 54 27 4 9 2 0 0387 22 8 a a 381 382 R385 2 8 0386 PROTECT PROTECT b 2076 SWITCH DETECTOR PROTECT 229 50 SWITCH Desi Des AV R386 11ES2N 11ES2N 22k 0683 D684 0685 1TESON 11ES2N 15 4 Els xx C683
4. OK OK OK OK OK OK OK OK OK OK K 48 1 681 447 11 KEY BOARD KKK ok k ok ok ok ok Ref No 0707 0708 0709 0710 0707 0708 0709 0710 R703 R704 R705 R706 R707 R708 R709 R710 R711 R713 R714 R715 R716 R717 R718 R719 R720 R721 R726 R727 R728 R729 R730 R731 R732 R733 R734 R735 R736 R737 R745 R746 R797 R798 S704 S705 S706 S707 S708 S709 S710 S711 Part No 8 719 058 04 8 719 058 04 8 719 057 97 8 719 057 97 8 729 900 80 8 729 900 80 8 729 900 80 8 729 900 80 1 249 413 11 1 249 414 11 1 249 415 11 1 249 417 11 1 249 418 11 1 249 420 11 1 249 422 11 1 247 843 11 1 249 425 11 1 249 410 11 1 249 411 11 1 249 413 11 1 249 414 11 1 249 415 11 1 249 417 11 1 249 418 11 1 249 420 11 1 249 422 11 1 249 410 11 1 249 411 11 1 249 413 11 1 249 414 11 1 249 415 11 1 249 417 11 1 249 418 11 1 249 420 11 1 249 422 11 1 247 843 11 1 249 425 11 1 249 427 11 1 249 411 11 1 249 411 11 1 249 411 11 1 249 411 11 1 762 875 21 1 762 875 21 1 762 875 21 1 762 875 21 1 762 875 21 1 762 875 21 1 762 875 21 1 762 875 21 Description lt DIODE gt Remarks DIODE SEL5223S TP15 REG PAUSE START DIODE SEL5223S TP15 ENTER DIODE SEL5923A TP15 KARAOKE PON DIODE SEL5923A TP15 GROOVE lt TRANSISTOR gt TRANSISTOR DTC114ES TRANSISTOR DTC114ES TRANSISTOR DTC114ES DX20 TRANSISTOR DTC114ES
5. 7 685 872 09 SCREW BVTT 3X8 5 1 162 947 11 1 162 970 11 1 162 970 11 1 162 970 11 1 126 947 11 1 162 970 11 1 126 933 11 1 162 970 11 1 126 964 11 1 162 935 11 1 162 970 11 1 162 970 11 1 162 970 11 1 126 959 11 1 126 947 11 1 162 970 11 1 126 961 11 1 126 947 11 1 162 970 11 1 162 970 11 1 162 970 11 1 162 919 11 1 162 921 11 gt CERAMIC CHIP 33PF 5 8630 CERAMIC CHIP 0 01uF 10 25V CERAMIC CHIP 0 01uF 10 25V CERAMIC CHIP 0 01uF 10 25V ELECT 47uF 20 16V CERAMIC CHIP 0 01uF 10 25V ELECT 100uF 20 16 CERAMIC CHIP 0 01uF 10 25V ELECT 10uF 209 CERAMIC CHIP 0 25PF 50V CERAMIC CHIP 0 01uF 10 25V CERAMIC CHIP 0 01uF 10 25V CERAMIC CHIP 0 01uF 10 25V ELECT 047uF 20 50V ELECT 47uF 20 16V CERAMIC CHIP 0 01uF 10 25V ELECT 22uF 20 50V ELECT 47uF 20 16 CERAMIC CHIP 0 01uF 10 25V CERAMIC CHIP 0 01uF 10 25V CERAMIC CHIP 0 01uF 10 25V CERAMIC CHIP 22PF 5 50V CERAMIC CHIP 33PF 5 80 Ref No C123 C124 C125 C126 C127 C128 C129 C130 C131 C131 C132 C132 C133 C134 C135 C136 C137 C138 C139 C139 C140 C141 C142 C142 C143 C144 C171 C172 C173 C175 C175 C176 C179 C180 C181 C182 C183 C184 C186 C187 Part No 1 162 964 11 1 162 964 11 1 126 947 11 1 162 970 11 1 126 960 11 1 162 970 11 1 162 970 11 1 162 970 11 1 164 227 11 1 16
6. Ow ec nw NG No net lt lt wp DE N 0 Omm Omm Omm F 0m Om Om O L gt lt I 5 JR1 i o R656 zu E 100 R646 0607 M 10k 88 7 FEI gt 47 1 bg 88 9 SR M N MAIN MAIN BOARD 5 5 BOARD 5 5 1 Page 29 ees MTGND 44 E __ lt 17 R672 8674 18675 3 47k 70 47k 47k 47k D665 RV661 3 3k 1SS355TE 10661 RESET 2 2k M51943BSL INV 1 661 0661 1 0661 IC661 2502785 R662 RESET 0663 8663 4 8 156358 1k 0 1 47k P 11 w C661 _ D666 E 225 01 188358 8 Dd A Q s 3I 20 4 5 3 32 22 E MAIN BOARD 5 5 Page 29 TAPE DECK BLOCK THE ASSSENBLED BLOCK 28 28 HCD DX20 RG30 6 10 SCHEMATIC DIAGRAM MAIN SECTION 5 5 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 MAIN BOARD 4 5 Page 28 MAIN BOARD 2 5 Page 26 MAIN BOARD 4 5 Page 28 MAIN BOARD 3 5 E BOARD 3 5 Page 27 464447 7 1 SS i V lt lt CD R CD L Ap CN403
7. 175 001 lt 0 gt 0103 104 L AME R129 il il 560 3 3k C135 8 9 69 4 5 SV i T I 0 9 0 9 5 7 7 10103 lt 0 gt lt 0 gt lt 4 7 gt R128 6172 BU1924 560 R171 M E w 100 IC103 0102 9 RDS 072130 1 5 0104 DECODER 2501623 IC102 bs 136 R133 Ti R138 N IC B D 50 2 8134 5 16 100 R127 C134 8122 C120 C131 0132 228 0047 10k 001 1 0131 132 102 FM TUNED LEVEL 0 022 8690 270 817 4 332MHz nn C182 0 JR636 P 48639 R126 47k E J s 2 5 Q an INI _ CN CN al CN TT A ee I T LL LR LLLLO A 6 6 MAIN MAIN R BOARD 3 5 BOARD 4 5 Page 27 Page 29 Page 28 26 26 6 8 SCHEMATIC DIAGRAM MAIN SECTION 3 5 MAIN BOARD 2 5 Page 26 MAIN BOARD 4 5 Page 28 A 49 l M l 85 XI 2 13 SS 53 1 MAIN BOARD 3 5 Y lt o 8328 8306 R305 3 3k 228 228 27 R324 I 28 gt gt 10k B MAIN 3 3k 75 iro BOARD 5 5 Page 29 0
8. 4 5 261 7 17 8 T 10 DRVER BD MAIN BOARD BOARD BOARD Page 36 Page 22 Semiconductor Location Ret No Location Ret No Location 232 PH671 cc 7 a 0614 x SER 170 t d E E mns 5 el am penis USE J iis i S 1 Z 1 d 0 3 FO 06 4 n m cem A i ico fs 8662 4 58 p E EI 83 tA 87 640 E mS DIE 3E 2 TUE JW3 T 4 NOO U NG AJ 7 eB B649 2 JW250 264 3 109 67 Y p 60 ARA d JR16 lt SS Wana x O O O cO A A 3 D gt 5006 4 000 GEE SS S 31 30 x gt D670 EJ o 15 N cr 50 gt 5 W100 YATES lt 9 g 3E 9012 SN ges 8 68 Pp 83 0 S 4 zi S 4 i gt NS EAS 2 A l lt S 5 5 5 TDL 252 of Em m A mr m a 286 E gt 13 El 606 50 601 EJ EROS Scor P f Ai Q 31 b L U 29 59 H Roe 1 1 R1004 si gt Q N Q B WIRE A x Ed 1 a S 2 R656 335 E 7 OO C cN A 2 ja 34 G n U NA Y a 2 y gt e mz 2 ex 1 Q 5
9. 2 2K 15K 15K 1M 100K 100K 33K 33K 100K 2 0K 150K 10K 10K 220 10K 15K 10K 2 2K 3 3K 3 3K 4 7K 4 7K 2 2K 2 2K 100K 100K 10K 10K 6 8K 6 8K 220 220 10K 10K 680 680 1K 1K 47K 10K 1K 100K 22K 4 7K 1 5K 10 10 10 10 47K 5 5 5 5 5 Remarks 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W DX20 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W DX20 1 16W DX20 2W 2W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W RG30 1 16W DX20 1 2W RG30 1 2W RG30 1 2W RG30 1 2W RG30 1 16W RG30 Ref No R381 R382 R382 R383 R384 R385 R386 R387 R388 R389 R393 R394 R601 R602 R603 R604 R605 R606 R607 R608 R609 R610 R611 R612 R613 R614 R615 R616 R617 R618 R619 R620 R621 R622 R623 R624 R625 R626 R627 R628 R629 R630 R631 R632 R633 R634 R635 R636 R637 R638 R640 R640 R641 R641 Part No 1 216 842 11 1 216 842 11 1 216 841 11 1 216 833 11 1 216 833 11 1 216 839 11 1 216 837 11 1 216 829 11 1 216 837 11 1 216 830 11 1 216 806 11 1 216 806 11 1 216 821 11 1 216 819 11 1 216 821 11 1 216 819 11 1 216 821 11 1 216 819 11 1 216 809 11 1 216 809 11 1 216 833 11 1 216 809 11 1 216 833 11 1 21
10. CD Ship Mode This mode moves the pickup to the position durable to vibra tion Use this mode when returning the set to the customer after repair Procedure 1 Press button to turn the set ON 2 Press button and button simultaneously until STANDBY appears 3 When you releaset he buttons a message LOCK is displayed on the fluorescent indicator tube and the CD ship mode is set MC Hot Reset This mode resets the set with the preset data kept stored in the memory The hot reset mode functions same as if the power cord is plugged in and out Procedure 1 Press three buttons JIM ENTER and DISPLAY simultaneously 2 The fluorescent indicator tube becomes blank instantaneously and the set is reset CD Service Mode This mode can run the CD sled motor freely Use this mode for instance when cleaning the pickup Procedure 1 Press button to turn the set ON 2 Select the function CD 3 Press three buttons Ill ENTER and simul taneously 4 The CD service mode is selected 5 With the CD in stop status continue to press P to move the pickup to outside track continue to press kea to inside track 6 To exit from this mode perform as follows 1 Move the pickup to the most inside track 2 Press three buttons in the same manner as step 2 Note Always move the pickup to most inside track when exiting from this mode Otherwise a disc will not be unloaded Do not run th
11. 1 162 306 11 1 162 306 11 1 162 294 31 1 162 294 31 1 104 665 11 1 104 665 11 1 162 215 31 1 126 957 11 1 162 294 31 1 162 306 11 1 126 956 91 1 162 290 31 1 126 961 11 1 162 215 31 1 162 282 31 1 126 961 11 1 126 964 11 1 126 964 11 1 164 159 21 1 162 306 11 1 164 159 21 1 164 159 21 1 164 159 21 1 164 159 21 1 793 767 11 1 564 729 11 1 785 339 11 8 719 071 44 8 719 084 40 8 719 084 40 8 719 084 40 8 719 084 40 8 719 084 40 8 719 991 33 8 719 084 40 8 719 084 40 8 719 084 40 8 719 084 40 8 719 084 40 8 719 991 33 Description CERAMIC CERAMIC CERAMIC CERAMIC ELECT ELECT CERAMIC ELECT CERAMIC CERAMIC ELECT CERAMIC ELECT CERAMIC CERAMIC ELECT ELECT ELECT CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC lt CONNECTOR gt CONNECTOR BOARD TO BOARD 30P 0 01uF 0 01uF 0 001uF 0 001uF 100uF 100uF ATPF 0 22uF 0 001uF 0 01uF 0 1uF ATOPF 2 2UF 47PF 100PF 2 2UF 10uF 10uF 0 1UF 0 01uF 0 1uF 0 1uF 0 1uF 0 1uF 30 30 10 10 20 20 5 20 10 30 20 10 20 5 10 20 20 20 30 Remarks 16V 16V 50V 50V 10V DX20 10V DX20 50V DX20 50V DX20 50V DX20 16V DX20 50V DX20 50V DX20 50V DX20 50V DX20 50V DX20 50V DX20 50V DX20 50V DX20 50V 16V 50V DX20 50V 50V 50V DX
12. 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 Remarks 1 16W DX20 1 16W RG30 1 16W DX20 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W RG30 1 16W DX20 1 16W RG30 1 16W DX20 EA Ref No R641 R641 R643 R644 R645 R646 R647 R648 R649 R650 R655 R656 R657 R658 R659 R660 R661 R662 R663 R664 R665 R670 R671 R672 R673 R674 R675 R676 R677 R678 R679 R680 R681 RB101 RV101 RV661 RY371 T101 T102 X101 X102 X601 X602 Part No 1 216 823 11 1 216 837 11 1 216 821 11 1 216 851 11 1 216 833 11 1 216 833 11 1 216 864 11 1 216 864 11 1 216 833 11 1 216 833 11 1 216 864 11 1 216 809 11 1 216 833 11 1 216 809 11 1 216 833 11 1 216 809 11 1 216 829 11 1 216 821 11 1 216 841 11 1 216 841 11 1 216 833 11 1 216 827 11 1 216 841 11 1 216 841 11 1 216 833 11 1 216 841 11 1 216 841 11 1 216 841 11 1 216 841 11 1 216 841 11 1 216 841 11 1 216 833 11 1 216 864 11 1 234 457 11 1 241 765 11 1 241 762 11 1 55 3 3 11 1 435 195 31 1
13. C681 C683 C684 Part No 1 162 962 11 1 126 963 11 1 164 156 11 1 107 721 11 1 107 721 11 1 107 717 11 1 109 953 11 1 164 156 11 1 164 156 11 1 164 156 11 1 164 156 11 1 162 964 11 1 162 964 11 1 104 665 11 1 126 961 11 1 126 961 11 1 164 156 11 1 126 964 11 1 162 960 11 1 162 960 11 1 162 960 11 1 162 960 11 1 162 918 11 1 162 917 11 1 126 964 11 1 162 974 11 1 162 964 11 1 162 964 11 1 164 156 11 1 164 156 11 1 164 156 11 1 164 156 11 1 164 156 11 1 164 156 11 1 164 156 11 1 128 551 11 1 126 965 11 1 136 165 00 1 136 165 00 1 162 974 11 1 126 916 11 1 164 156 11 1 126 916 11 1 162 953 11 1 162 953 11 1 162 953 11 1 126 935 11 1 104 665 11 1 126 935 11 1 162 953 11 1 162 953 11 1 136 165 00 1 136 165 00 1 136 165 00 Description CERAMIC CHIP ELECT CERAMIC CHIP ELECT ELECT ELECT ELECT CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP ELECT ELECT ELECT CERAMIC CHIP ELECT CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP ELECT CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP ELECT ELECT FILM FILM CERAMIC CHIP ELECT CERAMIC CHIP ELECT CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP ELECT ELECT ELECT CERAMIC CHIP CERAMIC CHIP FILM FILM FILM 470PF 4 7uF 1 4 7uF
14. lt FERRITE BEAD gt INDUCTOR lt FLUORESCENT INDICATOR gt INDICATOR TUBE FLUORESCENT lt IC gt uPD780232GC 031 8BT NJM4565M TE2 DX20 IC NJL64H400A 1 lt JACK gt JACK PHONES JACK MIC DX20 JACK PIN 3P INPUT 2502785 DX20 lt TRANSISTOR gt TRANSISTOR DTA124ES TRANSISTOR DTC114ES TRANSISTOR DTG114ES TRANSISTOR DTG114ES TRANSISTOR DTG114ES TRANSISTOR DTG114ES TRANSISTOR lt RESISTOR gt CARBON 270 CARBON 330 CARBON 3 3K CARBON 4 7K CARBON 6 8K CARBON 10K CARBON 1K CARBON 2 2K CARBON 82 CARBON 10K CARBON 10K CARBON 27K CARBON 27K CARBON 10K CARBON 10K CARBON 10K CARBON 10K CARBON 10K CARBON 10K CARBON 10K CARBON 100 CARBON 10K CARBON 100 CARBON 10K CARBON 100 CARBON 10K CARBON 100 CARBON 10K CARBON 10K CARBON 1M 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 Remarks 1 4W 1 4W 1 4W 1 4W 1 4W F 1 4W 1 4W RG30 1 4W DX20 1 4W F 1 4W 1 4W 1 4W 1 4W 1 4W 1 4W 1 4W 1 4W 1 4W 1 4W 1 4W 1 4W 1 4W 1 4W 1 4W 1 4W 1 4W 1 4W 1 4W 1 4W 1 4W Ref No R768 R769 R770 R771 R772 R783 R784 R785 R786 R787 R788 R789 R790 R791 R792 R796 R805 R806 Part No 1 247 807 31 1 249 401 11 1 249 417 11 1 249 430 11 1 249 429 11 1 249 417 11 1 249 441 11 1 249 429 11 1 249
15. 0501 0383 OVER LOAD PROTECT DETECTOR CONT Q503 504 0581 INPUT SELECT TONE VOL CONT 49 INLE GAME REC PB 0213 BUFFER 5 2 2 R CH PLAYBACK RCH ERASE IC702 IC702 1 2 2 2 16501 Q222 225 0224 228 Q223 L201 MIC 12V 0210 211 D203 204 AMC DETECT REMOTE CONTROL RECEIVER X601 X602 32768kHz 16 2 SEN701 77 76 72 79 91 82 8 80 7 6 83 84 6985 2 5 2 2 o m lt gt x gt 5 ZI 2 5 m ON Q lt a al S m 5 2 is 25 E 5 lt HE gt lt m o 6 BB t5 E REC FWD cc 1 MASTER CONTROL IC6 81 10401 2 2 B MODE CD POWER A HALF B HALF D 5V 45V SW CASETTE APHOTO DECK DISPLAV CONTROL 701 A SOL MIC 12V M 7V 9V D691 693 BD 5V EVER 5V HEADPHONES 8 DvD 5 1 37 58 61 68 0605 606 gt gt lt gt CAPSTAN MOTOR 5 lt DRIVE FLUORECENT 63 INDICATOR TUBE 5 ji ROTARI EVER 5 7V 8701 5726 FLD1 ENCODER VO DISPLAY 5713 725 701 STBY RELAY 0701 o 5727 738 RV661 D701
16. 20 5 5 20 20 10 Remarks 90V 90V 16V 29V 50V 25V 25V 25V 25V RG30 25V DX20 25V RG30 25V DX20 50V 50V 50V 50V 50V 50V RG30 50V RG30 50V DX20 50V 50V 50V RG30 50V DX20 50V 16V 16V RG30 25V RG30 50V RG30 50V RG30 50V RG30 25V RG30 25V RG30 25V RG30 50V RG30 50V RG30 50V RG30 50V RG30 50V RG30 25V RG30 49 HCD DX20 RG30 Ref No C201 C202 C203 C204 C205 C206 C207 C208 C209 C210 C211 C212 C213 C214 C215 C217 C218 C219 C219 C221 C222 C222 C223 C224 C225 C225 C226 C226 C227 C228 C229 C230 C231 C231 C232 C232 C233 C234 C235 C235A C236 C236A C237 C238 C238 C239 C240 50 Part No 1 162 963 11 1 162 963 11 1 162 963 11 1 162 963 11 1 162 960 11 1 162 960 11 1 162 960 11 1 162 960 11 1 126 947 11 1 126 947 11 1 130 486 00 1 130 486 00 1 126 960 11 1 126 960 11 1 126 961 11 1 126 947 11 1 126 947 11 1 126 962 11 1 126 961 11 1 126 963 11 1 126 962 11 1 126 963 11 1 130 487 00 1 162 962 11 1 126 962 11 1 126 963 11 1 162 966 11 1 162 977 11 1 162 949 11 1 162 949 11 1 104 665 11 1 104 665 11 1 124 252 00 1 126 959 11 1 124 252 00 1 126 959 11 1 130 491 00 1 130 491 00 1 126 960 11 1 162 949 11 1 126 933 11 1 162 949 11 1 162 962 11 1 162 966 11 1 162 977 11 1 130 485 00 1 126 947 11 Descriptio
17. 4 7uF 47uF 2 2uF 1 0 1 0 1uF 0 1uF 0 001uF 0 001uF 100uF 2 2UF 2 2UF 1 10 220PF 220PF 220PF 220PF 18PF 15PF 10uF 0 01uF 0 001uF 0 001uF 1 1 1 1 1 1 1 22 22uF 0 1uF 1 0 01uF 1000uF 0 1uF 1000uF 100PF 100PF 100PF 470uF 100uF 470uF 100PF 100PF 0 1uF 0 1uF 0 1uF 10 20 20 20 20 20 10 10 20 20 20 20 20 5 5 20 20 5 5 5 20 20 20 5 5 5 5 5 Remarks 50V DX20 50V 25V 100V 100V 50V 50V 25V RG30 25V RG30 25V RG30 25V RG30 50V 50V 10V 50V 50V 25V 50V 50V 50V 50V 50V 50V 50V 50V 50V 50V 50V 25V 25V 25V 25V 25V 25V 25V 25V RG30 50V DX20 50V 50V 50V 6 3V 29V 6 3V 50V 50V 50V 10V 10V 10V 50V 50V 50V 50V 50V Ref No C685 C686 C687 C688 C689 C690 C691 C692 C693 C694 C697 C698 C699 CF101 CF101 CF102 CF102 CN2 CN102 CN203 CN402 CN403 CN701 D101 D104 D107 D108 D203 D204 D205 D206 D207 D301 D302 D303 D361 D372 D383 D601 D602 D661 D662 D663 D664 D665 D666 D667 D668 D669 D670 D681 D682 D683 Part No 1 126 768 11 1 126 964 11 1 126 916 11 1 126 964 11 1 104 665 11 1 126 964 11 1 126 933 11 1 126 935 11 1 130 483 00 1 130 483 00
18. DX20 RG30 13 21 2 PAUSE START pm 32 32 6 14 SCHEMATIC DIAGRAM PANEL SECTION See 19 for Waveforms DX20 r 1 PANEL BOARD IC702 FLD1 0755 702 0 22 MIC FLUORESCENT 50V AMP INDICATOR 1 Mic JW709 1 8786 70211 2 dk NJM4565M TE2 olo 2 o o lt oc 1 xr ON 10k C756 VIDEO OUT N NNN N N N N 0 001 100k k BOARD CN174 J705 VIDEO OUT sssss ss ss sss T 6 co 11 1 1 1 33 L C766 L l 4 l L 19 4 10 sr 50V e e 1C702 2 2 E 11 8 4565 2 100k CN714 1 m 2 8 T sov JW710 s R755 WIREZOT q 10k CHASSIS 775 MO 0 01 JW713 VIDEO 22221 J704 779 GAME IN R741 AUDIO
19. Description Remarks CERAMIC CHIP 16V CERAMIC CHIP 16V CERAMIC CHIP 16V CERAMIC CHIP 0 1uF 25V CERAMIC CHIP O 1uF 25V CERAMIC CHIP 0O 1uF 25V CERAMIC CHIP 0 0068uF 10 5 0V ELECT 100uF 20 10V ELECT 100uF 20 10V CERAMIC CHIP 0 1uF 25V CERAMIC CHIP 27PF 5 50V CERAMIC CHIP 22PF 5 50V CERAMIC CHIP 0 001uF 10 50V CERAMIC CHIP 180PF 590 50V CERAMIC CHIP 0 001uF 10 50V CERAMIC CHIP 180PF 5 50V lt CONNECTOR gt CONNECTOR FFC 19P CONNECTOR FFC FPC 16P lt FERRITE BEAD gt INDUCTOR INDUCTOR lt IC gt IC CXD2587Q IC BA5974FP E2 IC CXA2568M T6 lt TRANSISTOR gt TRANSISTOR 2SB710A RTX lt RESISTOR gt RES CHIP 15K 5 1 10W RES CHIP 100K 5 1 10W RES CHIP 15K 5 1 10W RES CHIP 33K 5 1 10W RES CHIP 10K 5 1 10W RES CHIP 1K 5 1 10W RES CHIP 10K 5 1 10W RES CHIP 3 3K 5 1 10W RES CHIP 1M 5 1 10W RES CHIP 100 5 1 10W 47 HCD DX20 RG30 Ref No R111 R113 R114 R116 R117 R118 R119 R123 R124 R131 R143 R144 R147 R148 R149 R158 R159 R162 R171 R172 R173 R181 R182 R183 RN101 5101 101 1 216 121 11 1 216 121 11 1 216 073 00 1 216 001 00 1 216 049 11 1 216 025 11 1 216 059 00 1 216 073 00 1 216 097 11 1 216 033 00 1 216 103 00 1 216 103 00 1 216 069 00 1 216 001 00 1 216 001 00 1 216 111 00 1 216 101 00 1 216 101 00 1 216 078 00 1 216 073 00 1 216 077 00 1 216 078 00 1 216 073 00 1 216
20. MOTOR vo LED 5702 704 711 SPEED Q DRIVER 57V 15712 0 20 VOLUME Q701 712 716 720 21 21 PROTECT SWITCH Q386 387 Q911 D911 913 0681 682 0681 684 0543 0542 0687 690 16684 F2 C 901 0902 905 gt RCH 8 SPEAKER IMPEDANCE USE 6 160 JACK701 DX20 AR E2 919 DX20 AR E2 E51 EA SP AC4 JW913 c ama al DX20 AC4 1901 0 20 HCD DX20 RG30 RG30 DX20 KR TH 6 5252554 an mua 59011 5 _ 608 4 n 5901 b DX20 AR E2 11 ESTEA SP I VOLTAGE SELECTOR 230 240V O mo b 720V _ 120V Juss zz JW2 10320 MX cl pes EVER 45 7V E pog AC 5 gt gt Sud de W 0901 RELAY DRIVE RY901 DX20 KR TH RG30 WA DX20 AR E51 EA SP MK HCD DX20 RG30 6 3 PRINTED WIRING BOARD SECTION KSM 2 58 OPTICAL PICK UP BLOCK TO BD BOARD MAIN BOARD CN102 Page 24 HCD DX20 RG30 6 4 SCHEMATIC DIAGRAM BD SECTION See page 19 for Waveforms See page 40 41 for IC Block Diagram
21. Ret No Location TO MAIN BOARD CN1 Page 24 6 18 SCHEMATIC DIAGRAM DRIVER See page 42 for IC Block Diagrams 1 2 3 4 5 6 7 8 10 DRIVER BOARD A 107012 1 2 AN vnEF E 02 2 TA ERO TA B MOTOR BOARD ADDRESS __ 10 si SENSER BOARD CN721 R701 le MTR CNT2 MINA idi 15 MTR CNT1 IC711 AT C mez RPI 321 j 2 5 CN722 8712 IE DAR 4P 1 S OPEN SW AR 10 L 5 ol ose Wh fd cLOsE sv LO incor Q o ABBRESS SENS 1 UL ADDRESS SENS ABBRESS SENS ont 8 S pape Page 23 IC711 PUSH SWITCH TBL A RESS SENS D 36 3 HCD DX20 RG30 6 19 IC FUNCTION DESCRIPTION MAIN BOARD IC401 M30622MCA B23FP MASTER CONTROL ni 5 SOT Serial data output the display control o Serial clock output from main controller Busy signal input from the display control L busy 8808 O ouput O 3848 CLK Clock signal output for C301 BH3878KS2 zx Connected to gro
22. UDZSTE 179 1B DIODE DIODE DIODE DIODE DIODE 155355 17 155355 17 155355 17 155355 17 155355 17 DIODE DIODE DIODE DIODE DIODE 155355 17 155355 17 155355 17 155355 17 155355 17 DIODE DIODE DIODE DIODE DIODE 155355 17 155355 17 155355 17 155355 17 155355 17 DIODE DIODE DIODE DIODE DIODE 155355 17 155355 17 11ES2N TB5 11ES2N TB5 11ES2N TB5 155355 17 8030 51 HCD DX20 RG30 Ref No D684 D685 D686 D687 D688 D689 D690 0691 0692 0693 0694 0695 0696 BEI FB1 FB2 FB3 FB4 FB5 FB6 FE101 FE101 0101 0102 0103 0201 0301 0401 0661 10681 16682 0683 1684 Part No 8 719 083 89 8 719 988 61 8 719 988 61 8 719 083 89 8 719 083 89 8 719 083 89 8 719 083 89 8 719 083 89 8 719 083 89 8 719 083 89 8 719 083 89 8 719 083 89 8 719 988 61 1 537 738 21 1 550 907 21 1 550 907 21 1 550 907 21 1 216 864 11 1 216 864 11 1 216 864 11 1 693 496 11 1 693 477 12 8 759 652 00 8 759 288 54 8 759 541 48 8 759 242 58 8 759 832 80 6 800 194 01 8 759 635 63 8 759 039 69 8 759 039 69 8 759 088 08 0 759 01 58 IFT101 1 435 295 12 J301 JK101 JK101 JK302 JR1 JR4 JR JR8 JR10 JR11 52 1 93 987 11 1 694 555 12 1 694 556 21 1 694 635 12 1 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 Description Rem
23. 077 00 1 233 5 6 11 1 771 853 11 1 579 280 11 Description RES CHIP RES CHIP RES CHIP METAL CHIP RES CHIP RES CHIP METAL CHIP RES CHIP RES CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP RES CHIP RES CHIP RES CHIP RES CHIP RES CHIP RES CHIP lt NETWORK gt RES CHIP NETWORK 100 lt SWITCH gt 390K 150K 150K 16K 10K 15K 16K 10K 15K 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 SWITCH DETECTION LIMIT lt VIBRATOR gt VIBRATOR CRYSTAL 16 9344MHz Remarks 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W gt k 2k 2k 2k 2k 2k OK OK OK OK OK OK OK C702 CN701 CN702 0701 10701 R701 R702 1 675 912 14 DRIVER BOARD OK OK OK OK OK K 1 126 964 51 1 785 336 11 1 785 550 11 8 719 983 15 0 759 598 69 1 249 411 11 1 249 401 11 lt CAPACITOR gt ELECT lt CONNECTOR gt PIN CONNECTOR LIGHT ANGLE 10P CONNECTOR FFC FPC 8P lt DIODE gt DIODE MTZJ T 77 3 9A IC IC BA6956AN RESISTOR CARBON CARBON 10uF 330 47 20 5 5 50 1 4W 1 4W F gt k gt k gt k
24. 1 217 151 00 1 212 881 11 1 202 972 61 1 249 433 11 1 249 421 11 1 249 433 11 1 249 429 11 1 249 421 11 1 249 429 11 1 249 433 11 1 260 115 11 1 249 417 11 1 249 438 11 1 249 415 11 1 249 418 11 1 249 435 11 1 249 438 11 1 249 417 11 1 249 431 11 1 249 441 11 1 217 151 00 1 260 076 11 1 217 151 00 1 212 881 11 1 249 435 11 1 249 435 11 1 260 115 11 Description CARBON 33K 5 CARBON 56K 5 CARBON 1K 5 CARBON 15K 5 CARBON 100K 5 METAL 0 22 10 CARBON 10 5 METAL 0 22 10 FUSIBLE 100 5 FUSIBLE 1 5 CARBON 22K 5 CARBON 2 2K 5 CARBON 22K 5 CARBON 10K 5 CARBON 2 2K 5 CARBON 10K 5 CARBON 22K 5 CARBON 22K 5 CARBON 1K 5 CARBON 56K 5 CARBON 680 5 CARBON 1 2K 5 CARBON 33K 5 CARBON 56K 5 CARBON 1K 5 CARBON 15K 5 CARBON 100K 5 METAL 0 22 10 CARBON 10 5 METAL 0 22 10 FUSIBLE 100 5 CARBON 33K 5 CARBON 33K 5 CARBON 22K 5 Remarks DX20 1 4W RG30 1 4W DX20 1 4W 1 4W 1 4W 2W 1 2W 2W 1 4W 1 4W 1 4W DX20 1 4W F 1 4W 1 4W 1 4W F 1 4W 1 4W DX20 1 2W 1 4W F 1 4W 1 4W RG30 1 AW DX20 1 4W RG30 1 4W DX20 1 AW 1 4W 1 4W 2W 1 2W 2W 1 4W 1 4W 1 4W 1 2W K K KK KK K K C901 C902 C903 CN2 CN2 CN901 CN903 CN903 1 681 445 11 1 681 445 21 1 113 925 11
25. 1 762 875 21 1 762 875 21 1 762 875 21 1 762 875 21 1 762 875 21 1 762 875 21 1 762 875 21 1 762 875 21 1 762 875 21 1 762 875 21 1 762 875 21 1 762 875 21 Description Remarks SWITCH KEYBOARD KARAOKE PON DX20 SWITCH KEYBOARD 44 SWITCH KEYBOARD F SWITCH KEYBOARD SWITCH KEYBOARD lt I gt SWITCH KEYBOARD SWITCH KEYBOARD BB SWITCH KEYBOARD gt SWITCH KEYBOARD CD SYNC SWITCH KEYBOARD REC PAUSE START SWITCH KEYBOARD DISPLAY SWITCH KEYBOARD SPECTRUM SWITCH KEYBOARD DIRECTION EDIT SWITCH KEYBOARD STEREO MONO REPEAT SWITCH KEYBOARD TUNER MEMORY PLAY MODE SWITCH KEYBOARD GAME EQ SWITCH KEYBOARD ENTER SWITCH KEYBOARD SWITCH KEYBOARD gt SWITCH KEYBOARD 4 SWITCH KEYBOARD MUSIC EQ SWITCH KEYBOARD EFFECT ON OFF SWITCH KEYBOARD MOVIE EQ K K K K K K K K K K K K K K K K K K K K K OK K K OK Ok OK OK OK Ok OK OK OK ok R C29 C101 C102 C103 C104 C105 C106 C107 C108 C109 C110 C111 C112 C113 C114 C115 C116 C117 C118 C119 C120 C121 C122 A 4726 039 A A 4476 781 A A 4476 783 A A 4725 723 A A 4725 986 A 4476 798 MAIN BOARD COMPLETE MAIN BOARD COMPLETE MAIN BOARD COMPLETE DX20 SP MAIN BOARD COMPLETE DX20 KR MAIN BOARD COMPLETE DX20 TH MAIN BOARD COMPLETE DX20 AR E2 E51 MX K K K K K K OK K K K K K K K K RG30 DX20 EA
26. 216 833 11 1 216 809 11 1 216 829 11 1 216 829 11 1 216 829 11 1 216 833 11 1 216 809 11 1 216 845 11 1 216 809 11 Description TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR lt RESISTOR gt METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP 2502785 25G2001 LK 2502785 25B1116A L DTA124ES DX20 25B1116A L 25B1116A L 25G3623A LK DX20 25G3623A LK DX20 2503623A LK 2503623A LK DTC114ES DTA124ES 2503623A LK 2503623A LK DTA124ES 25C2785 HFE 2502785 25 1175 DTC114ES 2502785 2502785 2502785 DTC114ES 25B1116A L DTC114ES 25B1116A L DTC114ES 25B1068 K 2502785 RT1P137S TP DTC114ES 0 5 0 5 0 5 47 5 680 5 680 5 150 5 1 5 5 680 5 330 5 0 5 330 5 47 5 10 5 100 5 4 7K 5 4 7K 5 4 7K 5 10 5 100 5 100 5 100 5 Remarks 1 16W DX20 1 16W DX2
27. 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 1 410 387 11 1 216 864 11 1 410 369 11 1 410 393 11 1 437 220 11 1 420 872 00 1 420 872 00 1 414 189 31 8 749 923 04 8 729 922 66 8 729 422 57 8 729 120 28 8 729 120 28 8 729 120 28 8 729 119 78 8 729 119 78 8 729 119 78 8 729 119 78 8 729 141 30 8 729 141 30 8 729 141 30 8 729 141 30 8 729 119 78 8 729 119 78 8 729 119 78 8 729 119 78 Description METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP lt COIL gt 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 INDUCTOR CHIP 33uH 8030 METAL CHIP 0 5 INDUCTOR CHIP 1uH 8030 INDUCTOR CHIP 100uH RG30 TRANSFORMER BIAS OSCILLATION COIL AIR CORE RG30 COIL AIR CORE RG30 INDUCTOR 100uH lt PHOTO INTERRUPTER gt IC TOTX178A lt TRANSISTOR gt TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR 25G2410SN UN4111 2
28. 234 477 11 1 760 549 31 1 579 900 21 1 567 098 41 1 781 107 21 Description METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP HCD DX20 RG30 1 5K 22K 1K 330K 10K 10K 0 0 10K 10K 0 100 10K 100 10K 100 4 7K 1K 47K 47K 10K 3 3K 47K 47K 10K 47K 47K 47K 47K 47K 47K 10K 0 5 Remarks 1 16W DX20 KR SP TH 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 1 16W DX20 AR E2 E51 MX 1 16W 1 16W 1 16W 1 16W 1 16W DX20 1 16W DX20 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W COMPOSITION CIRCUIT BLOCK ENCAPSULATED COMPONENT VARIABLE RESISTOR RES ADJ CARBON 22K RES ADJ CARBON 2 2K TAPE SPEED RELAY gt RELAY lt TRANSFORMER gt TRANSFORMER DISCRIMINATOR ENCAPSULATED COMPONENT RG30 lt VIBRATOR gt VIBRATOR CRYSTAL 4 5MHz VIBRATOR CRYSTA
29. 447 11 4 234 016 01 A 4476 797 A A 4725 721 A A 4725 982 A A 4726 035 A 4 224 559 01 4 224 561 01 4 233 982 01 1 796 123 11 1 518 729 11 not supplied 63 not supplied Description Remark CAM L HEART SCREW 2 6X8 BVTP KEY BOARD FL HOLDER PANEL BOARD COMPLETE DX20 E2 E51 EA SP AR PANEL BOARD COMPLETE DX20 KR PANEL BOARD COMPLETE DX20 TH PANEL BOARD COMPLETE RG30 CAM R HEART BRACKET HEART CAM R CASSETTE DOOR SPRING R DECK MECH TC INDICATOR TUBE FLUORESCENT 7 3 CHASSIS SECTION Ref No 101 102 102 102 102 102 102 104 105 105 105 105 105 106 106 Part No 1 773 049 11 A 4476 781 A A 4476 783 A A 4476 788 A A 4725 723 A A 4725 986 A A 4726 039 A 4 988 533 01 1 791 897 12 A 4476 779 A 4476 786 4725 719 A 4725 979 A A 4726 032 A 3 703 244 00 3 703 571 11 not supplied Description Remark WIRE FLAT TYPE 17 CORE MAIN BOARD COMPLETE DX20 EA MAIN BOARD COMPLETE DX20 SP MAIN BOARD COMPLETE DX20 E2 E51 AR MX MAIN BOARD COMPLETE DX20 KR MAIN BOARD COMPLETE DX20 TH MAIN BOARD COMPLETE RG30 HOLDER PWB WIRE FLAT TYPE 19 CORE POWER AMP BOARD COMPLETE DX20 EA SP POWER AMP BOARD COMPLETE DX20 E2 E51 AR MX POWER AMP BOARD COMPLETE DX20 KR POWER AMP BOARD COMPLETE DX20 TH POWER AMP BOARD COMPLETE RG30 BUSHING FBS001 CORD DX20 E51 EA SP KR AR RG
30. 61 67 57 50 0 FL segment signal output 68 80 611 60 O gride output 39 HCD DX20 RG30 6 20 IC BLOCK DIAGRAMS IC101 CXD2587Q BD BOARD 2 VDD 87 vss AVDD3 gt DIGITAL OUT LRCK 61 D A PCMD 62 INTERFACE me EMPH E XVDD 65 ERROR CORRECTOR 16K RAM INTERNAL BUS e 9 lt m lt lt lt 62 47 ASYMMETRY CORRECTION ADIO 5 RFDC 6228 40 SE 39 FE 38 VC Lu OPERATIONAL AMPLIFIER ANALOG SWITCH A D CONVERTER XTAI TIMING XVSS 68 AVDD1 69 AOUTI 70 AIN1 71 E SUBCODE AVSS1 73 PROCESSOR AVSS2 74 NOISE SHAPER DIGITAL FILTER A0UT2 77 AVDD2 78 EE RMUT SERIAL IN LMUT 80 INTERFACE SERVO INTERFACE O gt l lt 35866 220 na gt IC102 BA5974FP E2 BD BOARD LL S CAPAIN3 S CHABIN CHASIN 8 CH3FIN 53 CH3RIN F R R 7 INTERFACE 1 F X000020304 050602 85 S38 5 amp 5 BFE ERE Lu 2 2 9 CLOCK GENERATOR PWM GENERATOR FOCUS PWM GENERATOR TRACKING PWM GENERATOR GENERATOR SFDR 27 SSTP SERVO DSP GFS 55 C2PO SCOR 5 MIRR DFCT FOK FOK DFCT
31. CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP 10K 220 180K 180K 22K 22K 120K 120K 1 8K 1 8K 2 2K 2 2K 1K 68K 68K 4 7K 4 7K 10K 680K 10K 10K 4 7K 4 7K 2 2K 2 K 10K 4 7K 100K 12K 680K 180K 2 2K 2 K 10K 4 7K 1K 10K 390 220 1K 390 390 100K 10K 10K 220 1M 1 5K 1 5K 4 7K 4 7K 100K 100K 10K 10K 2 K 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 Remarks 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W DX20 1 16W 1 16W 1 16W 1 16W DX20 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W Ref No R304 R305 R306 R307 R308 R309 R313 R314 R315 R316 R317 R318 R320 R321 R322 R323 R324 R325 R326 R327 R328 R329 R331 R332 R333 R334 R335 R336 R337 R338 R339 R340 R341 R342 R343 R344 R361 R362 R363 R364 R365 R3
32. External antenna terminal 450 kHz 230 V AC 50 60 Hz 120 V AC 50 60 Hz 120 V 220 V or 230 240 V AC 50 60 Hz Adjustable with voltage selector 110 watts 0 5 watts at the Power Saving Mode 110 watts Approx 280 x 325 x 421 mm Approx 8 5 kg Approx 8 5 kg AM loop antenna 1 Remote Commander 1 Batteries 2 FM lead antenna 1 Front speaker pads 8 Design and specifications are subject to change without notice NOTES ON HANDLING THE OPTICAL PICK UP BLOCK OR BASE UNIT The laser diode in the optical pick up block may suffer electrostatic break down because of the potential difference generated by the charged electrostatic load etc on clothing and the human body During repair pay attention to electrostatic break down and also use the procedure in the printed matter which is included in the repair parts The flexible board is easily damaged and should be handled with care NOTES ON LASER DIODE EMISSION CHECK The laser beam on this model is concentrated so as to be focused on the disc reflective surface by the objective lens in the optical pick up block Therefore when checking the laser diode emission ob serve from more than 30 cm away from the objective lens Laser component in this product is capable of emitting radiation exceeding the limit for Class 1 CLASS 1 LASER PRODUCT LUOKAN 1 LASERLAITE KLASS 1 LASERAPPARAT This appliance is classified as a CLASS 1 LASER product The CLASS 1 LASER
33. Function Description 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MAIN MAIN BOARD 1 5 Page 25 BOARD 3 5 Page 27 I MAIN 13 7 2 53 MAIN BOARD 1 4 5 Y Y T 5252 lt 1 B EX um MAIN BOARD 2 5 Page 26 Foy GND O 9 0 W _ Ozar Oaar Oaar Oane Oaar Oaar Oaar Oaar Y g W 2 5 E PR B GAMER gt lt 2097260 e eee a a gt oc 5 IA GND 555 CM 2 ee 2 752 S gt 5 B bel ui cc gt e ge te 52 2 s PB Cho D Q601 602 4 GAME DVD 2 d fo ATRIG DRIVE Oo k LA 0 8601 0 Gay T SENS 20 L I sw Hn 74 POWER KEY DTC114ES gt D601 0 73 21 DISPLAY KEY i 60 0 4 REMOTE IN 0 5 5 13 A 1168 Q603 604 100 5 ATRIG DRIVE
34. In this mode the message PON is displayed when the headphones are inserted When the headphones are not inserted the message H_P OFF is displayed 7 When and are pressed at the same time the volume check mode starts up In this mode the message VOLUME FLAT is displayed on the FL display tube When the volume control knob is rotated in the positive direction the message VOLUME UP is displayed When the volume control knob is rotated in the negative direction the message VOLUME DOWN is displayed 8 In order to quit the mode either press and at the same time or press the three buttons at the same time as in step 1 9 10 exit from this mode press three buttons in the same manner as step 1 or disconnect the power cord 13 HCD DX20 RG30 MC Test Mode This mode is used to check operations of the respective sections of Amplifier TUNER CD and Tape Procedure 1 Press the button to turn on set 2 Press the three buttons of IM and simultaneously 3 message TEST appears on the FL display tube The messages VACS1 to VACSS are displayed when the VACS is changed in this mode The number of repeats of TAPE and CD 15 set to the infinite number as the default setting 4 CURSOR button is pressed increases to its maximum and a message GEQ MAX appears 5 When W CURSOR DOWN button is pressed decreases to its minim
35. METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP HCD DX20 RG30 10K 10K 1K 10K 10K 220 4 7K 4 7K 2 2K 260 260 10K 12K 2 2K 270 470 270 470 4 7K 3 3K 100 100 100 100K 1K 470 100 4 7K 4 7K 10 10 10 47 47 8 2K 8 2K 270K 270K 4 7K 4 7K 100K 10K 180K 47K 10K 22K 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 Remarks 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W RG30 1 16W DX20 1 16W RG30 1 16W DX20 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W RG30 1 16W RG30 1 16W RG30 1 16W RG30 1 16W RG30 1 16W RG30 1 16W RG30 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W RG30 1 16W DX20 1 16W 53 HCD DX20 RG30 Ref No R221 R222 R223 R224 R225 R226 R227 R228 R229 R230 R231 R231A R232 R232A R233 R234 R235 R236 R237 R238 R239 R240 R241 R242 R243 R244 R245 R246 R247 R248 R249 R250 R251 R252 R253 R254 R255 R256 R257 R258 R259 R260 R261 R262 R263 R264 R270
36. PARTS No Schematic Diagram Main Section 3 5 27 RG30 4 234 032 20 Schematic Diagram Main Section 4 5 28 Schematic Diagram Main Section 5 5 29 DX20 E2 E51 EA SP AR models 4 234 091 00 Printed Wiring Board Power AMP Section 30 DX20 KR MX TH models A 234 091 6L1 Schematic Diagram Power AMP Section 31 Printed Wiring Board Panel Section 32 Abbreviation Schematic Diagram Panel Section 33 EA Saudi Arabia model Printed Wiring Board Trans Section 34 SP Singapore model Schematic Diagram Trans Section 35 TH Thai model Printed Wiring Board Driver Section 36 Korea model Schematic Diagram Driver Section 36 WA 7 Mexican model AC Pin Function Description issa pied 37 Be Digenia Mode ptio Ji JIE Block io a 40 Fol ana model E2 Central and South America model EXPLODED VIEWS 43 Front Panel eet ooo e i eit 44 CHASSIS eder 45 CD Mechanism Deck Section 46 ELECTRICAL PARTS LIST 47 HCD DX20 RG30 Ver1 2 2
37. STOP MODE WWW 1 32 768kHz 19 19 HCD DX20 RG30 6 2 BLOCK DIAGRAMS TUNER SECTION AM FM FRONT END IFAMP MPX 0101 0101 CF101 RF IF CF102 N T101 0102 B em A 12V AM MIX OUT 19 IFOUT FM SD ADJ FREQUENCY COVERRAGE DIGITAL SERVO DIGITAL SIGNAL PROCESSOR OPTICAL PICK UP L SIGNAL PROCI BLOCK IC101 PH671 l OPTICAL CD VC DIGITAL DIGITAL OUT T OUT OPTICAL 22 l k EN L OUT B 222 BA MAIN L CH SECTION TRACKING 20 20 AMP N L GH Q103 MAIN R CH SECTION IFT101 INA 2 BU UP DOWN sw 48 RCH is omitted Signal Path EZ DIGITALOUT MASTER CONTROL 1C401 1 2 STEREO IN CD DAT OUT IC 701 LOAD IN 9 4 DRIVE LOAD OUT 29 ee M 7V 0711 TBL ADDRESS SENSOR 5701 OPEN CLOSE 9711 ds a UP DOWN MAIN SECTION J702 301 L CH L MD VIDEO AUDIO IN R CH J705 VIDEO JK704 GAME AUDIO DECK HP101 PLAYBACK HEAD L CH 8 DECK HRPE101 RECOD HEAD ERASE X RCH is omitted Signal Path gt gt PB DECKA gt PB DECKB REC DECK B FM E o 1 power 6 a 0381 382 272 272 DC 2 gt DETECT
38. WIRING BOARD TRANS SECTION See page 19 for Circuit Boards Location 95 55 SUB TRANS BOARD mu MN MI M gt lt E gt 2 Semiconductor 8 Location Re No Location m L ka 1911 sre RELAY 8 9 1 POWER TRANSFORMER 0901 VOLTAGE 5 E a w 9797 Y 2 N O lal Sia Alc L DX20 AR E2 E51 EA SP N 30 TAN 31 B U F Eb 11 34 34 HCD DX20 RG30 6 16 SCHEMATIC DIAGRAM TRANS SECTION 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 DX20 AR E2 E51 EA SP r 9 CN3 MN 2P RG30 DX20 KR MX TH O n 4P DX20 AR E2 E51 EA SP DX20 mA Resa _ ATTN ON 914 A Eis 2P RG30 DX20 KR MX TH B 2 5AL 250V g a ane SP DX20 AR E2 E51 EA SP GW RG30 DX20 KR TH O l A JW912 o T911 0 0 04 7 M i DX20 POWER DX20 AR E2 ESI ss
39. button in the case of mechanism error Or press the REPEAT button in the case of NO DISC error M Mechanism error D No disc error 3 Don t care 01 FOCUS ERROR 02 GFS ERROR 03 SETUP ERROR 4 High order digits only 01 NO DISC judgment without chucking retry D Stopped during closing due to problems other than mechanism 02 NO DISC judgment after chucking retry E Stopped during opening due to problems other than mechanism C Stopped during chucking due to problems other than mechanism F Stopped during EX opening due to problems other than mechanism 5 Z7 Emergency related errors High order digits only Status at the of NO DISC judgment 1 Stopped during chuck up High order digits only 2 Stopped during chuck down 1 STOP 3 Time out by EX OPEN SETUP 5 Time out by EX CLOSE TOC READ ACCESS PLAY BACK PAUSE MANUAL SEARCH PLAY MANUAL SEARCH PAUSE When the buttons ll and are pressed simultaneously number of time of the mechanism error and the NO DISC error can be checked Display Number of times of error Maximum three times EMC Mechanism error EDC NO DISC error When aging operation is complete be sure to perform the MC Cold Reset to reset the error history 15 HCD DX20 RG30 2 Operation during aging mode In the aging mode the program is executed in the following sequence 1 The disc tray opens and closes 2 The mechanism a
40. mechanism deck CDM58B CN714 Connector CN701 2 gt Wire flat type CN102 Wire flat type CN2 Screw 3x 10 SS NS UN BVTP 3 10 535 C SSS N toe AN Connector A Deck amp x il Connector B Deck 2 7 Chassis section Q Screw Front panel section Three screws BVTP 3 x 6 HCD DX20 RG30 3 4 TAPE MECHANISM DECK Six screws BVTP 2 6 x 8 Tape mechanism deck 3 5 PANEL BOARD Panel board Connector CN712 Vol knob ring 9 Volume knob Cut the seven melted connection points with a cutting plier Note When attching the panel board refer to Service Note on page 4 HCD DX20 RG30 3 6 KEY BOARD E Key board Q Cut the six melted connection points with a cutting plier Note When attching the Key board refer to Service Note on page 4 3 7 SUB TRANS BOARD VIDEO OUT BOARD BACK PANEL POWER TRANSFORMER TRANS BOARD Q Connector CN2 6 Video out board Back panel Screw BVTP 3x 10 Two screws Cover Duct PR i BVTP 3x 10 Connector Connector 903 Sub trans board Five screws BVTP 3 x 10 CN Two screws BVTT 4x Two screws BVTT 3x 6 Trans board Connector CN915
41. sent EH 1 Io SIN OPEN USE i bhas P 19 LED 680 x Ik 9 1 2 s mic zv Q 0 DTC114ES f LOAD OUT Ll 9 1 0 61 OD L 44 R15 100 af LOAD IN pM HP GND R616 gt PL 0605 606 i TT TA 5 0 GND CAP MOTOR DRIVE MIT AS if EVER 5V R605 C614 124 5V SW 0 1 4 8 lt 0 gt XLT G 0605 2 8630 076145 91 00401 DX20 EA 65 1 M RESET M30622MAA DX20 KR SP TH DX20 8618 10k AR E2 E51 MX 0 5 MASTER w CONTROL E 5 35 H 8 G9 CLOCK OUT MAIN BOARD 5 5 4 8 lt gt Page 29 38 Gay CD POWER 0692 D691 0692 0693 470 R620 en 11 52 11652 11 52 16V 37 220 by bo tik VIDEO SW2 b bob o ADDRESS SW 50 91 UP DOWN SW 49 83 4 CANT USE VACS 89 lo CLOSE SW 84 43 o SW MAN 51 0 4 5 0 D45V BOARD 3 5 55 CD DAT OUT AVSS N M 7V DRIVER 5 BOARD Page 27 CN701 7 lt 0 gt CTN2 Page 36 EN POWER o M GND 0 4 8 lt 0 gt 4 9 3 SQ CLK AV REF 0 0 0 4 0 I Gif 50 DAT 1 5 A K Gi NO USE 3 m E mh gt B 85 ws E 52 5 LLI 2 e se ET gt lt m m a gt a ic E
42. 0 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W RG30 1 16W DX20 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W Ref No R119 R120 R121 R122 R123 R124 R125 R126 R127 R128 R129 R130 R131 R132 R133 R133 R134 R134 R135 R136 R137 R138 R139 R171 R172 R174 R175 R177 R181 R183 R201 R202 R203 R204 R205 R206 R207 R208 R209 R210 R214 R215 R216 R217 R218 R219 R219 R220 Part No 1 216 833 11 1 216 833 11 1 216 821 11 1 216 833 11 1 216 833 11 1 216 813 11 1 216 829 11 1 216 829 11 1 216 825 11 1 216 818 11 1 216 818 11 1 216 833 11 1 216 834 11 1 216 825 11 1 216 814 11 1 216 817 11 1 216 814 11 1 216 817 11 1 216 829 11 1 216 827 11 1 216 809 11 1 216 809 11 1 216 864 11 1 216 809 11 1 216 845 11 1 216 821 11 1 216 817 11 1 216 809 11 1 216 829 11 1 216 829 11 1 216 797 11 1 216 797 11 1 216 797 11 1 216 797 11 1 216 805 11 1 216 805 11 1 216 832 11 1 216 832 11 1 216 850 11 1 216 850 11 1 216 829 11 1 216 829 11 1 216 845 11 1 216 833 11 1 216 848 11 1 216 841 11 1 216 833 11 1 216 837 11 Description METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP
43. 003 01 SECTION 1 SERVICE NOTE REMOVING THE PANEL BOARD AND THE KEY BOARD The panel board and the key board only are connected to the front panel by means of hot melting the plastics Key board Panel board Connector 13p CN712 Cut the seven melted connection points Cut the six melted connection points with a cutting plier with a cutting plier Note for installing the panel board and the key board Key board jw 2 les eight screw holes Screw hole In order to re install the panel board and the key board fix them by using the screws 2 6 x 8 respectively Screw in to the respective screw holes S Do not tighten the screws excessively Hot melt NOTE FOR CHASSIS EXCHANGE Apply HANARL SLF 9 7 400 000 00 to the position of the figure Apply HANARL Main unit SECTION 2 GENERAL 10 HCD DX20 RG30 This section is extracted from instruction manual 11 12 35 34 33 32 30 13 14 15 16 17 18 29 AUDIO jacks CD CD SYNC Deck A Deck B DIRECTION DISC 1 3 DISC SKIP EX CHANGE Disc tray DISPLAY EDIT EFFECT ON OFF 4 ENTER GAME GAME EQ GROOVE KARA
44. 0684 que AN 5 018145 0383 0 1 289 1 non por 0381 L 50V 100 10V IMPEDANCE N C375 1000p WEB jil DI Q681 682 B SWITCH 0681 UPC7805A 0683 UPC7812A 5 12V REG CD DIGITAL OUT OPTICAL 2 N Bi N N N N N POWER AMP BOARD CN502 Page 31 29 29 HCD DX20 RG30 6 11 PRINTED WIRING BOARD POWER AMP SECTION See page 19 for Circuit Boards Location d j 2 3 POWER AMP BOARD Semiconductor Location MAIN BOARD Page 24 C MAIN BOARD Page 24 CHASSIS DX20 RG30 13 21 TRANS BOARD Page 34 30 30 HCD DX20 RG30 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 0509 R511 2 100 50V 1 4W 541 IC501 1007 POWER AMP 12 CN501 1 E C501 STK402 0705 1 2 aci 10 R501 AC3 i 1k 0 AC3 AW O 1 VCC ACA P gw 9 _ CH1 VE PRE VCC N VF lo EVER 51 e STBY RELAY 33k 8630 R505 0581 0501 2501841 86k DX20 KF 2601
45. 1 126 768 11 1 126 933 11 1 564 321 21 1 568 106 11 1 564 321 00 1 564 705 11 1 785 315 11 SUB TRANS BOARD DX20 SUB TRANS BOARD RG30 lt CAPACITOR gt CERAMIC 0 01uF 20 ELECT 2200uF 20 ELECT 100uF 20 lt CONNECTOR gt 250V 16V 16V PIN CONNECTOR 2P DX20 KR MX TH RG30 PIN CONNECTOR 4P DX20 AR E2 E51 EA SP PIN CONNECTOR 2P PIN CONNECTOR SMALL TYPE RG30 PIN CONNECTOR STRAIGHT 3P DX20 Ref No D901 D902 D903 D904 D905 10901 0901 R902 RY901 1901 1901 8 719 991 33 8 719 200 82 8 719 200 82 8 719 200 82 8 719 200 82 8 759 158 62 8 729 119 78 1 249 429 11 1 755 276 11 1 435 824 21 1 435 828 11 Description lt DIODE gt DIODE DIODE DIODE DIODE DIODE 155133 77 11 52 11 52 11 52 11 52 lt C gt IC TA78057S lt TRANSISTOR gt TRANSISTOR 2SC2785 HFE lt RESISTOR gt CARBON 10K 5 1 4W lt RELAY gt RELAY POWER lt TRANSFORMER gt TRANSFORMER POWER RG30 TRANSFORMER POWER DX20 0911 0912 0913 0915 CN915 D911 D912 D913 AF914 AF919 A F920 Q911 R905 A R911 R912 R913 R915 1 681 444 11 1 681 444 21 1 533 217 31 1 128 553 11 1 126 964 11 1 126 968 11 1 164 159 21 1 564 528 11 8 719 200 82 8 719 982 20 8 719 109 89 1 533 473 11 1 533 471 11 1 533 473 11 8 729 048 52 1
46. 1 126 943 11 1 126 964 11 1 126 935 11 1 5 9 185 21 1 760 023 11 1 579 185 21 1 760 023 11 1 784 778 11 1 784 741 11 1 564 705 11 1 778 982 21 1 778 982 21 1 793 766 11 8 719 914 42 8 719 978 33 8 719 988 61 8 719 988 61 8 719 988 61 8 719 988 61 8 719 988 61 8 719 988 61 8 719 988 61 8 719 069 60 8 719 988 61 8 719 988 61 8 719 988 61 8 719 988 61 8 719 988 61 8 719 988 61 8 719 988 61 8 719 988 61 8 719 988 61 8 719 988 61 8 719 988 61 8 719 988 61 8 719 988 61 8 719 988 61 8 719 988 61 8 719 988 61 8 719 988 61 8 719 083 89 8 719 083 89 8 719 083 89 HCD DX20 RG30 Description ELECT 2200uF ELECT 10uF ELECT 1000uF ELECT 10uF ELECT 100uF ELECT 10uF ELECT 100uF ELECT 470uF MVLAR 0 01uF MVLAR 0 01uF ELECT 2200uF ELECT 10uF ELECT 470uF lt FILTER gt FILTER CERAMIC RG30 FILTER CERAMIC DX20 FILTER CERAMIC RG30 FILTER CERAMIC DX20 lt CONNECTOR gt CONNECTOR FFC 17P CONNECTOR FFC 19P 20 20 20 20 20 20 20 20 5 5 20 20 20 Remarks 16V 90V 6 3V 90V 10V 50V 16V 16V 50V 50V 25V 50V 16V PIN CONNECTOR SMALL TYPE 3P CONNECTOR BOARD TO BOARD 13P CONNECTOR BOARD TO BOARD 13P CONNECTOR BOARD TO BOARD 30P lt DIODE gt DIODE DIODE DIODE DIODE DIODE DA204K DTZ TT11 6 8B 155355 17 155355 17 DIODE DIODE DIODE DIODE DIODE 155355 17 155355 17 155355 17 155355 17
47. 2 C243 C244 C245 C246 C256 C257 C265 C266 C270 C271 C272 C300 C301 C302 C303 C304 C307 C308 C309 C310 C311 C312 C313 C314 C315 C317 C318 C319 C320 C321 C322 C325 C326 C327 C328 C333 C334 C337 C338 C339 C340 C342 C343 C344 C345 C346 C347 C348 C349 C350 C351 C351 C352 Part No 1 130 479 00 1 130 471 00 1 162 965 11 1 162 965 11 1 165 128 11 1 165 128 11 1 126 960 11 1 126 956 11 1 162 974 11 1 162 995 11 1 126 933 11 1 126 960 11 1 126 960 11 1 136 165 00 1 126 963 11 1 126 963 11 1 126 963 11 1 126 963 11 1 126 963 11 1 126 963 11 1 126 963 11 1 126 963 11 1 126 964 11 1 136 165 00 1 130 491 00 1 126 963 11 1 126 963 11 1 136 169 00 1 136 169 00 1 136 169 00 1 136 169 00 1 136 171 00 1 164 156 11 1 130 487 00 1 130 487 00 1 130 487 00 1 130 487 00 1 130 475 00 1 130 475 00 1 130 491 00 1 130 491 00 1 130 491 00 1 130 491 00 1 136 165 00 1 136 165 00 1 126 964 11 1 126 934 11 1 136 170 00 1 126 964 11 1 126 964 11 1 104 665 11 1 165 128 11 1 162 964 11 1 162 962 11 1 162 964 11 Description MYLAR MYLAR CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP ELECT ELECT CERAMIC CHIP CERAMIC CHIP ELECT ELECT ELECT FILM ELECT ELECT ELECT ELECT ELECT ELECT ELECT ELECT ELECT FILM MYLAR ELECT ELECT FILM FILM FILM FILM FILM CERAMIC CHIP MYLAR MYLAR MYLAR MYLAR MYLA
48. 2 2 Ret No Location gt A WR IN O R769 728 6 I UB f luo QE JR 7 6 R F O d lt ow AM AO Jo O O O 2 lt ir O an Q DX20 8 6 Q O e 9 4 c 51 62 gt E g O o 9 O O O U V Cate NANA EAN 492 re fe 2222 P ZLA Ss sss 22227 gt 7 2 7 7 mm JW825 gt 06 QAFE L 2 5 2 gt W788 56 6 O O O R749 9 O O MAIN le ha te 87 j 5 8768 O R748 ji Q rare 0 C WB3S _ WIRE701 Q Ni 7 CN714 Lh saa L O O 2 O O e TN 4 O O O lt Oj O 6 lo 5 1675 tl B w of O GI 11 T r 3 e U ME 5 EN kd U A A O 2 4 O 5 hd 1 O 24 5 1 BEER S e BOARD 52 EE BE ille 2 411 0 20 8630 CHASSIS DX20 1 681 446 5701 702 704 738 VIDEO OUT BOARD JK705 gus 1 681 441 DX20 RG30
49. 20 PIN CONNECTOR SMALL TYPE 13P RG30 PIN CONNECTOR LIGHT ANGLE 13P 0 20 lt DIODE gt DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE SELS5223C TP15 I O SEL5955A TP15 MD VIDEO SEL5955A TP15 TAPE A B SEL5955A TP15 CD SEL5955A TP15 TUNER BAND SEL5955A TP15 GAME 1551337 77 SEL5955A TP15 MD VIDEO SEL5955A TP15 TAPE A B SEL5955A TP15 CD SEL5955A TP15 TUNER BAND SEL5955A TP15 GAME 155133 77 Ref No FB 01 FLD1 1701 16702 SEN701 J701 J702 J704 Q701 Q702 Q703 Q704 Q705 Q706 Q711 R701 R702 R722 R723 R724 R725 R738 R738 R740 R741 R742 R743 R744 R747 R748 R749 R750 R752 R753 R755 R756 R757 R758 R759 R760 R761 R762 R763 R764 R765 Part No 1 412 473 21 1 518 729 22 6 800 220 01 8 759 710 97 8 759 827 70 1 691 293 21 1 815 603 11 1 815 684 11 8 729 900 63 8 729 900 80 8 729 900 80 8 729 900 80 8 729 900 80 8 729 900 80 8 729 119 78 1 249 410 11 1 249 411 11 1 247 843 11 1 249 425 11 1 249 427 11 1 249 429 11 1 249 417 11 1 249 421 11 1 249 404 00 1 249 429 11 1 249 429 11 1 249 434 11 1 249 434 11 1 249 429 11 1 249 429 11 1 249 429 11 1 249 429 11 1 249 429 11 1 249 429 11 1 249 429 11 1 247 807 31 1 249 429 11 1 247 807 31 1 249 429 11 1 247 807 31 1 249 429 11 1 247 807 31 1 249 429 11 1 249 429 11 1 247 903 00 Description
50. 20 VIDEO OUT BOARD RG30 chassis section Ref No 7 10 11 11 Part No 4 234 032 21 4 234 091 01 4 234 091 61 4 227 984 11 1 681 445 11 1 681 445 21 4 225 252 01 4 224 548 01 4 224 548 61 HCD DX20 RG30 The components identified by mark A or dotted line with mark A are critical for safety Replace only with part number specified Description Remark PANEL BACK RG30 PANEL BACK DX20 E2 E51 EA SP AR PANEL BACK DX20 KR MX TH COVER DUCT SUB TRANS BOARD DX20 SUB TRANS BOARD RG30 CUSHION FOOT CASE SIDE R DX20 CASE SIDE R RG30 43 HCD DX20 RG30 7 2 FRONT PANEL SECTION For service only Be sure to refer to Service note on page 4 58 44 Part No 4 234 019 01 4 234 019 11 4 234 015 01 4953 757 1 4953 887 1 4 225 252 01 4953 759 1 X 4953 889 1 4953 758 1 X 4953 888 1 4 231 805 01 4 233 981 01 4 224 104 11 4 224 562 01 4 224 803 01 63 63 Description VOLUME KNOB RG30 VOLUME KNOB DX20 VOL KNOB RING PANEL FRONT ASSY DX20 PANEL FRONT ASSY RG30 CUSHION FOOT CASSETTE WINDOW R ASSY CASSETTE WINDOW R ASSY CASSETTE WINDOW L ASSY CASSETTE WINDOW L ASSY DX20 RG30 DX20 RG30 KNOB MIC DX20 CASSETTE DOOR SPRING DAMPER BRACKET HEART CAM L SPRING PUSH COMPRESSION Part No 4 224 560 01 4 951 620 01 1 681
51. 249 429 11 1 217 637 00 1 249 417 11 1 249 429 11 1 247 807 31 TRANS BOARD DX20 TRANS BOARD RG30 KOK K KK K K K K K K HOLDER FUSE lt CAPACITOR gt ELECT 220uF 20 63V ELECT 10uF 20 50V ELECT 100uF 20 50 CERAMIC 0 1uF 50V lt CONNECTOR gt PLUG CONNECTOR 13P lt DIODE gt DIODE 11ES2 DIODE MTZJ 30B DIODE RD5 6ESB2 lt FUSE gt FUSE GLASS TUBE DIA 5 T6 3AL 250V FUSE GLASS TUBE DIA 5 T4AL 250V DX20 AR E2 E51 EA SP FUSE GLASS TUBE DIA 5 T6 3AL 250V lt TRANSISTOR gt TRANSISTOR 2SA1932 TP lt SESISTOR gt CARBON 10K 5 1 4W FUSIBLE 1 5 1 4W CARBON 1K 5 1 4W F CARBON 10K 5 1 4W CARBON 100 5 1 4W Remarks HCD DX20 RG30 Ver 1 3 Ref No R916 AR919 A R920 AS901 AT911 AT911 Part No 1 247 807 31 1 219 122 91 1 219 122 91 1 786 055 21 1 437 224 11 1 437 225 11 Description Remarks CARBON 100 5 1 4W FUSIBLE 0 33 5 1 4W FUSIBLE 0 33 5 1 4W lt SWITCH gt SELECTOR VOLTAGE DX20 AR E2 E51 EA SP lt TRANSFORMER gt TRANSFORMER POWER DX20 TRANSFORMER POWER RG30 OK gt F OK OK gt gt F gt gt F gt CN714 4705 1 681 441 11 1 681 441 21 1 564 505 11 1 774 227 11 VIDEO OUT BOARD 0 20 VIDEO OUT BOARD RG30 KKK K K KK K K K K K K K K lt CONNECTOR gt PLUG CONNECTOR 2P lt JACK gt JACK PIN 1P VIDEO OUT K K K K K K K K K OK K K K K
52. 30 BUSHING S 4516 CORD DX20 TH Ref No 106 107 107 A 108 A 108 A 108 108 A 108 A 109 110 T911 T911 2 3 4 9 102 Part No 4 966 266 01 1 681 444 11 1 681 442 21 1 769 079 21 1 769 744 81 1 771 071 81 1 83 941 22 1 791 901 11 1 569 008 21 1 770 019 11 1 437 224 11 1 437 225 11 7 685 880 09 7 685 647 79 7 685 650 79 7 685 872 09 HCD DX20 RG30 Ver1 1 2002 05 not supplied Description Remark BUSHING 5 FBS002 CORD DX20 E2 MX TRANS BOARD DX20 TRANS BOARD RG30 CORD POWER DX20 KR CORD POWER RG30 CORD POWER DX20 E51 EA SP CORD POWER DX20 AR CORD POWER DX20 E2 MX TH ADAPTOR CONVERSION DX20 E51 EA SP ADAPTOR CONVERSION PLUG 3P RG30 UK TRANSFORMER POWER 0 20 TRANSFORMER POWER RG30 SCREW BVTT 4X6 SCREW BVTP 3X10 TYPE2 N S SCREW BVTP 3X16 TVPE2 IT 3 SCREW BVTT 3X8 S The components identified by mark A or dotted line with mark are critical for safety Replace only with part number specified HCD DX20 RG30 Ver 1 3 7 4 CD MECHANISM DECK SECTION Ref No 251 46 Part No 4 933 134 11 4 221 679 01 4 231 452 01 4 221 686 01 4 221 676 01 4 933 134 51 1 675 910 14 4 951 620 01 1 791 983 11 1 675 911 14 1 675 912 14 4952 608 1 4 221 681 01 4 221 682 01 4 221 688 01 1 471 035 11 4952 019 1 2 Description S
53. 307 SB C360 4 7 4 7 25 1 0 1 50V 50 0301 JK301 R301 UDZSTE 179 1B 10k L MD VIDEO AUDIO R302 I 10k R304 27k 0352 N I 0351 352 lt 21 D 808i nom LEE M n 4709 DX20 MAIN BOARD 5 5 0302 8 28C3623A Page 29 8 5 6 20 E J FILTER 1 DX20 I 2 2k 0314 0301 un BH3878KS2 b 10301 gt INPUT SELECT 11 gt DPLLI TONE VOLUME CONTROL ALCR G 2 MAIN 0386 BOARD Page 25 47 50V 300 0 1 I 4 4 0317 022 4 4 C319 R308 15k 4 4 c gd E g gd 5 5 d J 8110071008 1M Nt 4 11 oH C321 C320 C327 C328 C333 C334 0 033 0318 022 002 038 002 0 0022 0 0022 0 22 gt 0 022 0 022 I I K 52 C362 5 I 47 R362 MAIN 100V 680 BP 2W BOARD 4 5 3t w Page 28 C361 R361 0363362 0361 362 I 47 680 MUTE MUTE L 100V 2W U BP CONTROL Q362 DTA124ES Q364 Q361 2803623 11 6 001148 lt 51 50 lt 49 I MAIN 1 BOARD 4 5 0365 Page 28 T DTA124ES 43 MUTE 2 N I CONTROL MI 18 L 41 _ 2 2 0 MAIN BOARD 5 5 Page 29 27 27 HCD DX20 RG30 HCD DX20 RG30 6 9 SCHEMATIC DIAGRAM MAIN SECTION 4 5 See page 19 for Waveforms See page 37 for IC Pin
54. 4 245 11 1 164 227 11 1 164 245 11 1 126 957 11 1 104 760 11 1 126 963 11 1 126 963 11 1 126 964 11 1 164 363 11 1 164 471 11 1 162 957 11 1 126 960 11 1 104 760 11 1 164 362 11 1 162 953 11 1 126 965 11 1 126 947 11 1 126 947 11 1 164 156 11 1 164 363 11 1 164 363 11 1 162 959 11 1 162 970 11 1 162 970 11 1 162 970 11 1 126 961 11 1 162 924 11 1 162 924 11 1 126 961 11 1 126 964 11 1 162 970 11 Description CERAMIC CHIP CERAMIC CHIP ELECT CERAMIC CHIP ELECT CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP ELECT CERAMIC CHIP ELECT ELECT ELECT CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP ELECT CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP ELECT ELECT ELECT CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP ELECT CERAMIC CHIP CERAMIC CHIP ELECT ELECT CERAMIC CHIP HCD DX20 RG30 0 001uF 0 001uF 47uF 0 01uF 1uF 0 01uF 0 01uF 0 01uF 0 022uF 0 015uF 0 022uF 0 015uF 0 22uF 0 047uF 4 7uF 4 7uF 10uF 560PF 680PF 220PF 1uF 0 047uF ATOPF 100PF 22uF 47uF 47uF 0 1 960PF 960PF 330PF 0 01uF 0 01uF 0 01uF 2 2UF 56PF 56PF 2 2UF 10uF 01 10 10 20 10 20 10 10 10 10 10 10 10 20 10 20 20 20 5 5 5 20 10 5 5 20 20 20 5 5 5 10 10 10
55. 417 11 1 249 433 11 1 247 807 31 1 249 429 11 1 247 885 00 1 247 807 31 1 249 441 11 1 249 401 11 1 247 807 31 1 249 403 11 RES701 1 795 058 21 S701 S702 S722 S723 S724 S725 VR701 VR703 1 762 875 21 1 762 875 21 1 762 875 21 1 762 875 21 1 762 875 21 1 762 875 21 1 418 725 11 1 225 739 11 HCD DX20 RG30 Description Remarks CARBON 100 5 1 4W CARBON 47 5 1 4W F CARBON 1K 5 1 4W F DX20 CARBON 12K 5 1 4W DX20 CARBON 10K 5 1 4W DX20 CARBON 1K 5 1 4W F DX20 CARBON 100K 5 1 4W DX20 CARBON 10K 5 1 4W DX20 CARBON 1K 5 1 4W F DX20 CARBON 22K 5 1 4W DX20 CARBON 100 5 1 4W DX20 CARBON 10K 5 1 4W DX20 CARBON 180K 5 1 4W DX20 CARBON 100 5 1 4W DX20 CARBON 100K 5 1 4W DX20 CARBON 47 5 1 4W F CARBON 100 5 1 4W CARBON 68 5 1 4W F lt VIBRATOR gt VIBRATOR CERAMIC 5 2 lt SWITCH gt SWITCH KEYBOARD lt SWITCH KEYBOARD GAME SWITCH KEYBOARD MD VIDEO SWITCH KEYBOARD TAPE A B SWITCH KEYBOARD TUNER BAND SWITCH KEYBOARD CD lt VARIABLE RESISTOR gt ENCODER ROTARY 12 TYPE VOLUME RES VAR CARBON 50K MIC LEVEL DX20 K KKK KK KK K OK K K K K K K K K K K K K K K OK K K K K OK K OK OK K K C501 C502 C502 C503 C504 A 4726 032 A A 4476 786 A 4476 779 A 4725 719 A A 4725 979 A 1 126 964 11 1 162 290 31 1 162 294 31 1 162 282 31 1 128 551 11 POWER AMP BOARD CO
56. 501623 1516 2501623 1516 Remarks 1 16W DX20 1 16W 1 16W 1 16W 1 16W DX20 1 16W RG30 1 16W 1 16W 1 16W 1 16W DX20 1 16W 1 16W 1 16W 1 16W RG30 1 16W RG30 1 16W 1 16W RG30 1 16W 1 16W 1 16W 1 16W DX20 2862412K T 146 QR 8630 2502785 2502785 2502785 2502785 2503623A LK 2503623A LK 2503623A LK 2503623A LK 2502785 2502785 2502785 2502785 Ref No Q222 Q223 Q224 Q225 Q226 Q227 Q228 Q229 Q230 Q301 Q302 Q361 Q362 Q363 Q364 0365 0381 0382 0383 0384 0385 0386 0387 0601 0602 0603 0604 0605 0606 0661 0681 0682 R3 R4 R7 R101 R102 R103 R104 R105 R106 R106 R107 R108 R109 R110 R111 R112 R113 R114 R115 R116 R117 R118 Part No 8 729 119 78 8 729 142 46 8 729 119 78 8 729 140 04 8 729 900 63 8 729 140 04 8 729 140 04 8 729 141 30 8 729 141 30 8 729 141 30 8 729 141 30 8 729 900 80 8 729 900 63 8 729 141 30 8 729 141 30 8 729 900 63 8 729 119 78 8 729 119 78 8 729 119 76 8 729 900 80 8 729 119 78 8 729 119 78 8 729 119 78 8 729 900 80 8 729 140 04 8 729 900 80 8 729 140 04 8 729 900 80 8 729 116 57 8 729 119 78 8 729 049 79 8 729 900 80 1 216 864 11 1 216 864 11 1 216 864 11 1 216 805 11 1 216 819 11 1 216 819 11 1 216 811 11 1 216 823 11 1 216 819 11 1 216 815 11 1 216 864 11 1 216 815 11 1 216 805 11 1
57. 6 809 11 1 216 833 11 1 216 809 11 1 216 809 11 1 216 809 11 1 216 809 11 1 216 833 11 1 216 809 11 1 216 813 11 1 216 813 11 1 216 809 11 1 216 809 11 1 216 809 11 1 216 833 11 1 216 809 11 1 216 809 11 1 216 809 11 1 216 809 11 1 216 809 11 1 216 809 11 1 216 833 11 1 216 809 11 1 216 833 11 1 216 809 11 1 216 809 11 1 216 809 11 1 216 864 11 1 216 839 11 1 216 841 11 1 216 841 11 1 216 833 11 Description METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP RES CHIP RES CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP 56K 56K 47K 10K 10K 33K 22K 4 7K 22K 5 6K 56 56 1K 680 1K 680 680 100 100 10K 100 10K 100 10K 100 100 100 100 10K 100 220 220 100 100 100 10K 100 100 100 100 100 100 10K 100 10K 100 100 100 33K 47K 47K 10K 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5
58. 62 306 11 1 124 589 11 1 162 282 31 1 162 282 31 1 162 282 31 1 162 282 31 1 162 282 31 1 162 282 31 1 162 282 31 1 162 282 31 1 162 282 31 1 162 282 31 1 162 282 31 1 162 282 31 lt CAPACITOR gt ELECT ELECT CERAMIC ELECT CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC ELECT CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC DX20 AR E2 E51 EA MX SP 3X8 S 33uF 33uF 0 01uF 47uF 0 001 uF 100PF 0 001uF 100PF 0 001uF 100PF 100PF 100PF 100PF 100PF 100PF 100PF 100PF 0 022uF 0 01uF 47uF 100PF 100PF 100PF 100PF 100PF 100PF 100PF 100PF 100PF 100PF 100PF 100PF 20 20 30 20 10 10 10 10 10 10 10 10 10 10 10 10 10 30 20 10 10 10 10 10 10 10 10 10 10 10 10 50V 50V 16V 16V 50V 50V RG30 50V DX20 50V RG30 50V DX20 50V 50V 50V 50V 50V 50V 50V 50V 25V 16V 16V 50V 50V 50V 50V 50V 50V 50V 50V 50V 50V 50V 50V Ref No C734 C735 C736 C737 C738 C739 C754 C755 0756 0757 C758 C759 C760 C761 C762 C763 C765 C766 C770 C775 C771 C778 C779 C780 CN711 CN712 CN712 0701 0702 0703 0704 0705 0706 0713 0716 0717 0718 0719 0720 0721 Part No
59. 66 R367 R368 R369 R370 R370 R377 R378 R379 R380 R381 Part No 1 216 838 11 1 216 825 11 1 216 825 11 1 216 835 11 1 216 835 11 1 216 857 11 1 216 845 11 1 216 845 11 1 216 839 11 1 216 839 11 1 216 845 11 1 216 850 11 1 216 847 11 1 216 833 11 1 216 833 11 1 216 813 11 1 216 833 11 1 216 835 11 1 216 833 11 1 216 825 11 1 216 827 11 1 216 827 11 1 216 829 11 1 216 829 11 1 216 825 11 1 216 825 11 1 216 845 11 1 216 845 11 1 216 833 11 1 216 833 11 1 216 831 11 1 216 831 11 1 216 813 11 1 216 813 11 1 216 833 11 1 216 833 11 1 215 891 11 1 215 891 11 1 216 821 11 1 216 821 11 1 216 841 11 1 216 833 11 1 216 821 11 1 216 845 11 1 216 837 11 1 216 829 11 1 216 823 11 1 260 304 51 1 260 304 51 1 260 304 51 1 260 304 51 1 216 841 11 Description METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL OXIDE METAL OXIDE METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP CARBON CARBON CARBON CARBON METAL CHIP 2 K 2 2K
60. 8257 86 261 390 390 24 R217 265 RN 10k 0 01 e 55565 We BOARD 2 5 Page 56 0203 T 50V 155255 0214 C231 C227 R223 G 8 b 2563623 47p a gt MUTE 231 1L 26 3623 ell 47 R229 R227 16V in SWITCH 1 8k 120k MD C229 poses secundi L 100 2 T 10 H 1 A H R M_ MAIN R273 0213 BOARD 3 5 0229 15k Page 27 28C3623A LK 9 DTA124ES 1 0213 0206 SWITCH 1 156355 50V 12 lt i 0 R225 22k PUN lt 9 Nw 0238 0223 2502001 J BIAS 225 0SC 0219 0 0223 0220 221 2502765 2SB11i6A 0 2 228 0 022 R260 2SB1116A 0 6 SWITCH lt 11 7 gt 0 0 6 0 8227 390 11 7 bios 4 0220 lt 22 gt 5 6 25811164 5 6 e 28027 lt 22 gt nm M O E 99 1 I 5 6 BUFFER 5 4 A l lt 9 9 gt lt 22 gt 0 0 0047 BIAS OSC 0 0 A 47 R253 i 01 43 0 6 4 14 2 16V 10k 11 K 22 222 5 6 T e 5 9 2562785 B ale U 0 R254 2562785 1 0 lt 10 5 gt S lt 22 gt appa ee gt 2962785 m R242 R241 i Q218 4 7k 2502785 BIAS OSC 50V B SWITCH L 0218219 R251 R248 0222 225 i SWITCH R246 47k MOK EM TAPE PLAY amp REC M _ 7 NX es 9 MAIN BOARD 4 5 Page 28 25 25 H
61. 84 See R503 MUTE 45 R514 503 504 PROTECTION D i DRIVER 0503 22k MUTE 12k DX20 R512 522 uds 5 BUFFER i 502 552 W 22k Po meo 50 Sm RG30 DX20 KR 0001 DAMM 1661337 ae 0513 5 0502 01 RG30 053 5902 1 1572 6511 1551831 2 i EPSO CHASSIS 4 R630 DX20 KR D551 R5 0543 F 0 1 2601841 1 11 5 PROTECTION I LE 58902 CO R553 CHASSIS 680 RG30 12 DX20 R554 R554 k 0551 9 10 R551 50V 1k 1009 4 AW 1 CH2 IN CH2 10501 STK402 0705 2 2 J 35 K LM T NI CN502 Peo ogee go 0 5 Sp 52224222254 3888855738885 gc lt gt lt 55 mum 55 CD MAIN BOARD 5 5 MAIN Page 29 BOARD 5 5 Page 29 31 31 HCD DX20 RG30 6 13 PRINTED WIRING BOARD PANEL SECTION See 19 for Circuit Boards Location Se 4 212 207 PANEL BOARD i oOo 2 2 3 Semiconductor SE Oe 5 X Location Oe O RN 27
62. CD DX20 RG30 6 7 SCHEMATIC DIAGRAM MAIN SECTION 2 5 See page 19 for Waveforms See page 41 42 for IC Block Diagrams 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MAIN BOARD 275 A DX20 RG30 FE101 FE101 L B l 1 gt 0 R107 0102 UN4111 B SWITCH R101 JR602 6 47 0 0142 78606 4708 8630 Gl ze 7 100 0137 MAIN 4 1 BOARD 1 5 6142 40 25 R132 C141 0047 L 0125 R137 R131 0139 T gg 100 12k JR634 _ 0139 0 680 630 220P DX20 or R130 d ks 0175 50V 330p 2 2 1 2 24 1 5 l 9 00101 BA1450 281923 R112 R114 R116 1c101 K 47k 4 7k 100 8 9 8 ANG gt T 128 50V R111 0112 GHA leus FRONTEND om GS ee de SE gt 100 0 01 iw T 70 01 IF AMP MPX e ee Ue CE 522 252 BE 0 9 1l IC B D n 1 eur
63. CREW PTPWH M2 6X8 CAM RELAY TABLE NEW LEVER CHANGE TRAY SCREW PTPWH 2 6X8 MOTOR BOARD SCREW 2 6X8 BVTP WIRE FLAT TYPE 8 CORE ADDRESS SENSOR BOARD DRIVER BOARD CAM U D ASSY LEVER EX LEVER LIFTER PULLEY B CHUCKING MAGNET ASSY PULLEY A ASSY CHUCKING Remarks 258 259 Ref No 268 269 270 211 214 Part No X 4951 889 1 4 222 095 01 4 227 045 11 4 985 672 01 4 221 678 01 4 221 683 01 4 221 685 01 4 221 899 01 4 222 097 01 4 221 549 11 4 231 151 01 A 4735 357 A A 4724 934 A 1 792 024 11 4 231 176 01 4 231 176 11 4672 826 Description Remarks HOLDER BU ASSY BELT SPRING INSULATOR COIL SCREW PTPWH M2 6 FLOATING CAM CONTROL GEAR U PULLEY 8 SCREW DIA 12 FROATING SCREW STEP INSULATOR STOPPER BU OP BASE ASSY KSM 213DAP BD BOARD COMPLETE WIRE FLAT TYPE 16 CORE CHASSIS CHASSIS MOTOR ASSY TURN The components identified by mark A or dotted line with mark A are critical for safety Replace only with part number specified Note The components identified by mark A or dotted line with mark A are critical for safety Replace only with part number specified When indicating parts by reference number please include the board name SECTION 8 ELECTRICAL PARTS LIST Due to standardization replacements in the parts list may be different from the parts specified in
64. DETECTOR 21 COUT LL O I b S CH40UTR LEVEL SHIFT F INTERFAGE F R R F x INTERFACE 1 R F R Ora OR Q gt KQ O CH2FIN CH2RIN gt VREFOUT 2 CHIFIN CHIRIN CAPAIN1 CAPAIN2 40 THERMAL SHUTDOWN GND VREFIN 2 POWVCC 2 CH20UTR 4 244 4 0 6 IC103 CXA2568M T6 BD BOARD APC PD AMP VCC 4 VCC HCD DX20 RG30 103 BU1924 MAIN BOARD LC PD LD_ON APC LD AMP HOLD_SW AGCCONT VC O veo 50 30 4 OFF 19 RF BOT PLE PLL 57KHz 1187 5Hz RDS ARI 8TH SWITCHED CAPACITOR FILTER DEFFERENTIAL BIPHASE DECODER DECODER e peas rh VREF MUX VDD1 RF SUMMING EQ lt 1 1 2 8 VC VC n AP TID pei m 2 2 RFE D ERROR AMP VEE 9 VEE FOCUS I 0 1 13 TRACKING ERROR AMP VC 102 LC72130 MAIN BOARD CN z 2 9 2 8 a 23 B 3 00 3 age S AOUTI SWALLOW COUNTER 1 16 1 17 4bits REFERENCE DIVIDER DO 801 41 HCD DX20 RG30 IC101 BA1450 MA
65. DX20 KR RG30 CERAMIC 1 50V RG30 CERAMIC 0 001uF 10 50 0 20 MYLAR 1 10 100 ELECT 2200uF 20 50 CERAMIC 1 50V ELECT 1000uF 20 25V ELECT 3300uF 20 35V ELECT 10uF 20 50 CERAMIC 470PF 10 50V RG30 CERAMIC 0 001uF 10 50V DX20 CERAMIC 100PF 10 50 ELECT 22uF 20 25V MVLAR 0 068uF 5 50V MYLAR 0 068uF 5 50 ELECT 22uF 20 50 MYLAR 1 10 100V ELECT 2200uF 20 50 lt CONNECTOR gt CONNECTOR BOARD TO BOARD 13P CONNECTOR BOARD TO BOARD 13P lt DIODE gt DIODE DIODE DIODE DIODE DIODE DIODE 155133 77 155133 77 D5SBA204101 11ES2 11ES2 155133 77 lt TERMINAL gt TERMINAL EARTH DX20 KR RG30 TERMINAL EARTH IC gt IC 5 402 0705 lt TRANSISTOR gt TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR lt RESISTOR gt CARBON CARBON CARBON CARBON 2501841 25 988 2501841 2501841 2501841 1K 5 56K 5 680 5 1 2 5 1 4W F 1 4W 1 4W RG30 1 4W Ref No R504 R504 R505 R506 R507 R508 R509 R510 ARST A R512 R513 R514 R515 R516 R517 R518 R519 R541 R551 R552 R553 R553 R554 R554 R555 R556 R557 R558 R559 A R560 R561 R581 R582 R591 Part No 1 249 435 11 1 249 438 11 1 249 417 11 1 249 431 11 1 249 441 11 1 217 151 00 1 260 076 11
66. Doe l e Q 1 TEE Be AL 5b C ji 2 N Elle J C O E P P Sr JI 9 HACE 20 C z AFA 1330 O FU 0000000 20 81 E T 21 C80 21509 7 4 SAQ 09 4 1 L E HH R1272 H 228157 OU murdi V j 3 gt oan ra E 0124 A 5 p uM A P SN p n HB o9 0 X A I N JW SS 52 LI U A O 4 e gt O OR 014 U mr 8626 O A 1 BGA gt ol 2 i 0039 esa EG SN AN 2 T 7 1 L NG 7 321 A 6309 6 ILo U 01 1 SL 2416 6319 A R130 IAL JU 099 5 li A ROS JW258 TEE 3 JU 515 2 9 23 56 6 L 111118 00 T HO 320 R129 O DI ON e 5 L x c LO 1 9 Y cO cO lt 1512 Page 32 5 0067 JW28 Se Noo SHIS S o e W 9 NANA TANAH 60362 111 6 091 wats gt EANN o IW270 SS 4 91819503 LO owe eux v lt O3 ERK J U U 4 RZE n LA 326 NOZ ra NN lt Or 034 in P 58183
67. E Gh Fb 3 5416 To TN B A x 1548320 R324 5 aa O O O O O 6 6 TAPE DECK BLOCK SUPPLIED WITH THE ASSEMBLED JK301 R MD VIDEO AUDIO A DECK PLAYBACK NO A 8 07 0 mal f gt 21 tO 22 p oO N N V 29 RG30 OLO JO O Cc 5 O 4 4 e gt R38 U s 45 52 Hd 3 W Ex IK gt je jiu A S to er il l 8 8 E LIN Nm B Xn 7 J ez R389 1 _ AAN a R256 2 OI gt 8 N Df a 7 mamanman RB O T T C 11 e Q36 U H 2 HI B IL oM lt 1 20 ES Se U A IK Ej b b de O G 9 H 8 G 9 H 8 G 6 F 7 G 9 G 9 G 9 G 9 F 6 F 6 J302 NN SPEAKER IMPEDANCE USE 6 160 R O O O O O NZ OU DX20 RG30 14121 POWER AMP POWER AMP BOARD BOARD Page 30 Page 30 mA 24 N HCD DX20 RG30
68. F 10 50V C110 1 164 182 11 CERAMIC CHIP 0 0033uF 10 50 C111 1 163 251 11 CERAMIC CHIP 100PF 5 50V C112 1 107 682 11 CERAMIC CHIP 1uF 10 16V 0101 8 752 386 85 C114 1 163 038 00 CERAMIC CHIP O 1uF 25V 0102 8 759 549 28 0103 8 752 085 51 C115 1 104 665 11 ELECT 100uF 2096 10V C116 1 104 665 11 ELECT 100uF 2096 10V C117 1 104 665 11 ELECT 100uF 2096 10V C118 1 163 009 11 CERAMIC CHIP 0 001uF 10 50V Q101 8 29 049 31 C119 1 163 235 11 CERAMIC CHIP 22 5 50V C121 1 163 038 00 CERAMIC CHIP O 1uF 25V C122 1 104 665 11 ELECT 100uF 20 10V R101 1 216 077 00 C123 1 163 021 11 CERAMIC CHIP 0 01 10 50 R102 1 216 097 11 C124 1 107 823 11 CERAMIC CHIP 0 47uF 10 16V R103 1 216 077 00 0125 1 163 038 00 CERAMIC CHIP 0 1 25V R104 1 216 085 00 R105 1 216 073 00 C126 1 163 038 00 CERAMIC CHIP O 1uF 25V C127 1 104 665 11 ELECT 100uF 2096 10V R106 1 216 049 11 C129 1 163 031 11 CERAMIC CHIP 0 01uF 50V R107 1 216 073 00 C130 1 164 346 11 CERAMIC CHIP 1uF 16V R108 1 216 061 00 C131 1 126 964 11 ELECT 10uF 20 50 R109 1 216 121 11 R110 1 216 025 11 HCD DX20 RG30 ADDRESS SENSOR SEMICONDUCTORS In each case u U for example uA U A UPA U PA uPB U PB uPC uPC UPD PD CAPACITORS uF UF COILS uH WH Abbreviation EA Saudi Arabia model SP Singapore model TH Thai model KR Korea model MX Mexican model AR Argentina model E51 Chiri and Peru model
69. HCD DX20 RG30 Ver 1 3 2003 12 e HCD DX20 RG30 is the tuner deck CD and amplifier section in MHC DX20 RG30 CD Section Amplifier section European models HCD RG30 DIN power output rated 50 50 watts 6 ohms at 1 kHz DIN Continuous RMS power output reference 60 60 watts 6 ohms at 1 kHz 10 THD Music power output reference 115 115 watts 6 ohms at 1 kHz 10 THD Other models HCD DX20 The following measured at AC 120 220 240 V 50 60 Hz DIN power output rated 50 50 watts 6 ohms at 1 kHz DIN Continuous RMS power output reference 60 60 watts 6 ohms at 1 kHz 10 THD Inputs MD VIDEO AUDIO IN phono jacks voltage 450 250 mV impedance 47 kilohms GAME AUDIO IN phono jacks voltage 450 mV impedance 47 kilohms MIC mini jack sensitivity 1 mV impedance 10 kilohms Outputs PHONES stereo mini jack accepts headphones of 8 ohms or more 9 873 858 14 Sony Corporation 2003L02 1 Home Audio Company 2003 12 Published by Sony Engineering Corporation AEP Model UK Model HCD RG30 E Model HCD DX20 Photo HCD DX20 Model Using Similar Mechanism HCD DX30 RG40 CD Mechanism Type CDM58B K6BD38 Base Unit Name BU K6BD38 KSM 213DAP Optical Pick up Name Tape deck 2 Model Using Similar Mechanism NEW section SPECIFICATIONS SPEAKER accepts impedance of 6 to 16 ohms CD player section System Compact disc and digital audio syst
70. I VR701 ay oy EXT owes WIRE703 ENCODER D e 5 CHASSIS n 000050 0 um a ar a STM IT SA _ 0 1 WIRE702 nie KEY BOARD VOLUM CHASSIS I DX20 GROOVE c r 8711 8710 8709 8708 8707 8706 R705 R704 R703 ATK 3 3k 27k 1 8k 1 2k 1k 680 560 470 J 0710 6 15923 6708 5712 J 5711 4 5710 5 5709 707 4 5706 j S705 5 5704 6 GROOVE 1 1 1 OPEN CLOSE 1 3 1 9621 1 01561 DISC SKIP 1 R798 KARAOKE PON 19 Q v Uo A lo Q EXCHANGE 9 330 2 5 0710 O UN 0 011455 R721 R720 R719 R718 R717 R716 R715 R714 R713 DRIVE 27k 1 8k 1 2k 1k 680 560 470 330 270 S721 720 1 8719 5718 5 5717 l 8716 8715 8714 8713 REC PAUSE START CD SYNC 1 1 1 1 1 1 1 1 MO gt d p E W m 1 15 m REC Dh SEL5223S PAUSE START 5852235 lt ENTER R737 R736 R735 R734 R733 R732 R731 R730 R729 R728 R727 R726 UD 6 8k 4 7K 3 3k 2 7k 18 12k 1k 680 560 470 330 270 w w AM AN w AN AW AN I 2 5 2 5 738 737 730 8729 8728 0 0707 OLA 5736 8735 5734 733 5732 5731 5727 5726 as 5 MOVIE 1 EFFECT ON OFF 1 MUSICEQ 4 1 gt P FILE 1 ENTER 1 GAME EQ 1 TUNER MEMORY 1 STEREO MONO d DIRECTION 1 SPECTRUM 1 DISPLAY 1 DRIVE DRIVE PLAY MODE REPEAT EDIT I 33 33 HCD DX20 RG30 HCD DX20 RG30 6 15 PRINTED
71. IN BOARD AM OSC OUT AM AGC FM AM DET OUT 21 MPX IN FM BAND WIDTH AM RF IN AM MIX OUT LED DRIVER DECODER 7 9 9 0 lt 2 1 2 3 4 5 8 B IC201 TA8189N MAIN BOARD IC701 BA6956AN DRIVER BOARD METAL PRE TAPEA REC REC CH2 A CH2 B NF OUT OUT TAPEB VCC CG OUT NF IN ALC CONTROL LOGIC CH1 A CH1 B NF METAL PRE MIX 6 1 REC NF REC GND OUT OUT OUT OUT IN 42 NOTE seldom required for routine service Some delay EA Saudi Arabia model should be anticipated when ordering these items SP Singapore model The mechanical parts with no reference number in TH Thai model the exploded views are not supplied KR Korea model Hardware mark list and accessories and pack MX Mexican model ing materials are given in the last of this parts list AR Argentina model E51 Chiri and Peru model E2 Central and South America model Items marked are not stocked since they are SECTION 7 EXPLODED VIEWS e Abbreviation 7 1 MAIN SECTION Ref No 1 2 Ooo Part No 3 363 099 01 3 363 099 41 4 224 549 01 4 234 009 01 4 234 009 11 4 224 550 01 1 681 441 11 1 681 441 21 Description Remark SCREW CASE 3 TP2 SCREW CASE 3 TP2 CASE SIDE L CD DOOR RG30 CD DOOR DX20 CASE TOP VIDEO OUT BOARD DX
72. K KK KKK RR KK K K 70 101 104 108 108 108 108 108 109 110 259 286 288 M721 FLD1 A T911 A T911 1 796 123 11 1 773 049 11 1 791 897 12 1 769 079 21 1 769 744 81 1 771 071 81 1 83 941 22 1 791 901 11 1 569 008 21 1 770 019 11 1 791 983 11 A 4735 357 A 1 792 024 11 4672 826 1 518 729 11 1 437 224 11 1 437 225 11 MISCELLANEOUS KK K K K K K K DECK MECH WIRE FLAT TYPE 17 CORE WIRE FLAT TYPE 19 CORE CORD POWER DX20 KR CORD POWER RG30 CORD POWER DX20 E51 EA SP CORD POWER DX20 EA CORD POWER DX20 E2 MX TH ADAPTOR CONVERSION DX20 E51 EA SP ADAPTOR CONVERSION PLUG 3P RG30 UK WIRE FLAT TYPE 8 CORE OP BASE ASSY KSM 213DAP WIRE FLAT TYPE 16 CORE MOTOR ASSY TURN INDICATOR TUBE FLUORESCENT TRANSFORMER POWER DX20 TRANSFORMER POWER RG30 KKK K KK K K 1 2 3 4 75 7 685 871 01 7 685 880 09 7 685 647 79 7 685 650 79 7 685 872 09 KK K K K K K HARDWARE LIST SCREW 3X6 5 SCREW BVTT 4X6 S SCREW BVTP 3X10 TYPE2 N S SCREW 3X16 TYPE2 IT 3 SCREW 3X8 5 The components identified by mark A or dotted line with mark A are critical for safety Replace only with part number specified 59 HCD DX20 RG30 REVISION HISTORY Clicking the version allows you to jump to the revised pa
73. L 4 332MHz RG30 VIBRATOR CRYSTAL 32 768 VIBRATOR SERAMIC 16 2 K K K K K K K K K K K K K K K K K K K OK K K K OK OK OK OK RR R OK R R 55 HCD DX20 RG30 Ref No C721 CN721 CN722 5701 C701 C702 C703 C704 C705 C706 C706 C707 C707 C708 C709 C710 C711 C712 C713 C714 C715 C716 C720 C721 C722 C723 C724 C725 C726 C727 C728 C729 C730 C731 C732 C733 56 Part No 1 675 910 14 1 162 306 11 1 770 516 31 1 785 330 11 1 771 822 11 4726 035 A 4476 797 A A 4725 721 A A 4725 982 A Description MOTOR BOARD OK OK ok ok k ok ok ok k ok K lt CAPACITOR gt CERAMIC lt CONNECTOR gt 01 CONNECTOR FFC 8P PIN CONNECTOR LIGHT ANGLE 4P lt SWITCH gt 30 Remarks 16V SWITCH LEVER SLIDE OPEN CLOSE OK OK kk 2k OK 2k 2k OK OK OK OK OK OK OK OK K PANEL BOARD COMPLETE RG30 PANEL BOARD COMPLETE PANEL BOARD COMPLETE DX20 KR PANEL BOARD COMPLETE DX20 TH gt k OK k K K ok K ok K ok K ok K ok K ok K 4 234 016 01 FL HOLDER 7 685 872 09 SCREW BVTT 1 126 966 11 1 126 966 11 1 162 306 11 1 124 589 11 1 162 294 31 1 162 282 31 1 162 294 31 1 162 282 31 1 162 294 31 1 162 282 31 1 162 282 31 1 162 282 31 1 162 282 31 1 162 282 31 1 162 282 31 1 162 282 31 1 162 282 31 1 161 494 00 1 1
74. MPLETE 8030 POWER AMP BOARD COMPLETE DX20 AR E2 E5 1 MX POWER AMP BOARD COMPLETE DX20 EA SP POWER AMP BOARD COMPLETE DX20 KR POWER AMP BOARD COMPLETE DX20 TH K K K K lt CAPACITOR gt ELECT 10uF 20 CERAMIC 470PF 10 50V RG30 CERAMIC 0 001uF 10 50 DX20 CERAMIC 10077 10 50 ELECT 22uF 20 25V 5 HCD DX20 RG30 POWER AMP SUB TRANS Ref No C507 C508 C509 C511 C512 C513 C513 C541 C542 C543 C544 C545 C551 C552 C552 C553 C554 C557 C558 C559 C591 C592 CN502 CN503 D501 D502 0541 0542 0543 0551 EP501 EP502 10501 0501 0503 0504 0551 0581 R501 R502 R503 R503 58 Part No 1 130 493 00 1 130 493 00 1 126 965 11 1 162 306 11 1 162 294 31 1 164 159 21 1 162 294 31 1 130 777 00 1 135 832 21 1 164 159 21 1 126 942 61 1 128 549 11 1 126 964 11 1 162 290 31 1 162 294 31 1 162 282 31 1 128 551 11 1 130 493 00 1 130 493 00 1 126 965 11 1 130 777 00 1 135 832 21 1 778 981 21 1 778 981 21 8 719 991 33 8 719 991 33 8 719 510 68 8 719 200 82 8 719 200 82 8 719 991 33 1 537 738 21 1 537 738 21 8 749 016 93 8 729 140 84 8 729 140 82 8 729 140 84 8 729 140 84 8 729 140 84 1 249 417 11 1 249 438 11 1 249 415 11 1 249 418 11 Description Remarks MYLAR 0 068uF 5 50V MYLAR 0 068uF 5 50V ELECT 22UF 20 50 CERAMIC 0 01uF 3090 16V CERAMIC 0 001uF 10 50V
75. OKE 26 19 20 25 4 23 22 21 MD VIDEO jack MIC LEVEL control MOVIE EQ 9 MUSIC EQ 6 P FILE PHONES jack PLAY MODE PTY DIRECTION REC PAUSE START REPEAT SPECTRUM STEREO MONO TAPE A B TUNER MEMORY TUNER BAND VIDEO jack VOLUME control BUTTON DESCRIPTIONS 4 7 4 gt 5 deck A deck B gt fast forward back OPEN CLOSE power 1 stop q gt play 11 pause go forward rewind xi PTV DIRECTION for European model HCD DX30 only HCD DX20 RG30 Remote Control CD CLEAR 6 CLOCK TIMER SELECT CLOCK TIMER SET D SKIP EFFECT ON OFF ENTER GAME Setting the time 1 Turn on the system MD VIDEO 9 P FILE PRESET EQ SLEEP 1 SURROUND TAPE A B TUNER BAND VOL 2 Press CLOCK TIMER SET on the remote Proceed to step 5 when CLOCK appears in the display 3 Press repeatedly to select SET CLOCK 4 Press ENTER 5 Press A or repeatedly to set the hour e e 60 MO e lt R G BUTTON DESCRIPTIONS 4 7 4 gt gt fast forward TUNING I back PRESET 5 power 4 stop 5 play 5 HI pause 5 go forward PRESET 5 44 rewind TUNING 5 6 Press P The minute indi
76. PRODUCT MARKING is located on the rear exterior CAUTION Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous radia tion exposure Notes on chip component replacement Never reuse a disconnected chip component Notice that the minus side of a tantalum capacitor may be damaged by heat Flexible Circuit Board Repairing Keep the temperature of soldering iron around 270 C during repairing Do not touch the soldering iron on the same conductor of the circuit board within 3 times Be careful not to apply force on the conductor when soldering or unsoldering HCD DX20 RG30 TABLE OF CONTENTS MODEL IDENTIFICATION SERVICE NOTE GENERAL a 5 DISASSEMBY 7 e TEST MODE reete todas 13 EIS _ ELECTRICAL ADJUSTMENTS 17 DIAGRAMS Board Location 19 OO Block Diagrams Tuner Section 20 Block Diagrams Main Section 21 Printed Wiring Board BD Section 22 Schematic Diagram BD Section 23 Printed Wiring Board Main Section 24 Schematic Diagram Main Section 1 5 25 Schematic Diagram Main Section 2 5 26 MODEL
77. R MYLAR MYLAR MYLAR MYLAR MYLAR FILM FILM ELECT ELECT FILM ELECT ELECT ELECT CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP 0 0047uF 5 0 001uF 5 0 0015uF 10 0 0015uF 10 0 22uF 0 22uF 1uF 20 1 20 01 0 022uF 100uF 20 1uF 20 1uF 20 0 1 5 4 7uF 20 4 7uF 20 4 7uF 20 4 7uF 20 4 7uF 20 4 7uF 20 4 7uF 20 4 7uF 20 10uF 20 0 1 5 0 047uF 5 4 7uF 20 4 7uF 20 0 22uF 5 0 22uF 5 0 22uF 5 0 22uF 5 0 33uF 5 0 1uF 0 022uF 590 0 022uF 590 0 022uF 590 0 022uF 590 0 0022uF 5 0 0022uF 5 0 047uF 5 0 047uF 5 0 047uF 590 0 047uF 590 0 1uF 5 0 1uF 5 10uF 20 220uF 20 0 27uF 5 10uF 20 10uF 20 100uF 20 0 22uF 0 001uF 10 470PF 10 0 001uF 10 Remarks 50V 50V 50V 50V 16V DX20 16V DX20 50V 50V 50V 50V 16V 90V 90V 50V 50V 50V 50V 50V 50V 50V 50V 50V 50V 50V 50V 50V DX20 50V 50V 50V 50V 50V 50V 25V 50V 50V 50V 50V 50V 50V 50V 50V 50V 50V 50V 50V 50V 16V 50V 50V 50V 10V 16V 50V RG30 50V DX20 50V RG30 Ref No C352 C356 C360 C361 C362 C363 C364 C371 C372 C373 C374 C375 C376 C381 C382 C383 C601 C602 C603 C604 C605 C606 C607 C608 C610 C611 C612 C613 C614 C644 C656 C657 C658 C659 C660 C661 C661 C662 C663 C664 C665 C666 C671 C672 C673 C674 C675 C676 C677 C678 C679
78. R271 R272 R273 R274 R275 R276 R277 R278 R301 R302 R303 54 Part No 1 216 833 11 1 216 813 11 1 216 848 11 1 216 848 11 1 216 837 11 1 216 837 11 1 216 846 11 1 216 846 11 1 216 824 11 1 216 824 11 1 216 825 11 1 216 821 11 1 216 825 11 1 216 821 11 1 216 843 11 1 216 843 11 1 216 829 11 1 216 829 11 1 216 833 11 1 216 855 11 1 216 833 11 1 216 833 11 1 216 829 11 1 216 829 11 1 216 825 11 1 216 838 11 1 216 833 11 1 216 829 11 1 216 845 11 1 216 834 11 1 216 855 11 1 216 848 11 1 216 825 11 1 216 838 11 1 216 833 11 1 216 829 11 1 216 821 11 1 216 833 11 1 216 816 11 1 216 813 11 1 216 821 11 1 216 816 11 1 216 816 11 1 216 845 11 1 216 833 11 1 216 833 11 1 216 813 11 1 216 857 11 1 216 857 11 1 216 823 11 1 216 823 11 1 216 829 11 1 216 829 11 1 216 845 11 1 216 845 11 1 216 833 11 1 216 833 11 1 216 838 11 Description METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL
79. TRANSFORMER VOLTAGE SELECTOR F920 6 3 1 250 DX20 AR E2 E51 EA SP i 240V 5 919 l l 7 T2AL 250V 220 230V DX20 MX d JW913 OMS 120 A 8919 0 33 1 4W 9 9 2 oo COC 9 DX20 MX A NENNEN RY901 R920 0 33 1 4 DX20 AR E2 E51 EA SP D CN915 W 0 13P ACI an GND C901 q 1 2 0 01 901 03 Lo 1SS133T 3 l ACA E D Ac4 ko POWER AMP i BOARD i R902 0 2 Page 31 C915 Uk Vu 00901 DGND ko 01 46 mice er Ss 780575 G 0901 A U STBVRELAV fo CN913 CN903 2562785 901 T901 RG30 3P 3P RELAY gawa POWER DX20 KR MX TH 5 STBY RELAY STBY RELAY 5 DRIVER 9 11ES2 11652 TRANSFORMER JW3 2 EVER 45 7V EVER 45 7V e JC o o 0911 me 090 DGND 1 0902 11ES2 11 52 JWI 30V REG 2200 16V 14 ae I Do el JWA G 8 0911 gt 220 DX20 AR E2 E51 EA SP 63V 1 SUB TRANS BOARD 0912 aly MTZJ 30B 35 35 HCD DX20 RG30 6 17 PRINTED WIRING BOARD DRIVER SECTION See page 19 for Circuit Boards Location ___ 2 3 4 5 6 7 8 9 10 _ MOTOR BOARD ADDRESS SENSOR BOARD DRIVER BOARD 5701 OPEN CLOSE SW O O Semiconductor Location
80. Two screws BVTP 3x 10 Two screws BVTT 4x 6 Power transformer 1911 10 HCD DX20 RG30 3 8 MAIN BOARD POWER AMP BOARD Heat sink Two screws BVTT 3 x 6 Three screws BVTT 3 x 6 Main board Power amp board Main board Two screws BVTT 3 x 6 3 9 BASE UNIT BD BOARD 9 Screw PTPWH M2 6 dor D Screw DIA 12 Two insulators D Two insulators Two screws PTPWH M2 6 Wire flat type 16p CN102 Du DS A Wire flat type 19p CN101 gt Two stoppers BU Two screws BVTP 2 6 x 8 BD board Screw BVTP 2 6 x 8 4 11 HCD DX20 RG30 3 10 DRIVER BOARD MOTOR BOARD AND ADDRESS SENSOR BOARD Tray Wire flat type CN702 12 Screw PTPWH 2 6 x 8 Two screws BVTP 2 6 x 8 222 6 Motor board Wire flat type CN721 Remove the two solderings of motor j Connector 4p CN722 Driver board Address sensor board HCD DX20 RG30 SECTION 4 TEST MODE MC Cold Reset The cold reset clears all data including preset data stored in the RAM to initial conditions Execute this mode when returning the set to the customer Procedure 1 Press three buttons ENTER and simultaneously 2 The fluorescent indicator tube displays COLD RESET and the set is reset
81. arks DIODE 11ES2N TB5 DIODE 155355 17 DIODE 155355 17 DIODE 11ES2N TB5 DIODE 11ES2N TB5 DIODE DIODE DIODE DIODE DIODE 11ES2N TB5 11ES2N TB5 11ES2N TB5 11ES2N TB5 11ES2N TB5 DIODE DIODE DIODE 11ES2N TB5 11ES2N TB5 155355 17 8030 TERMINAL TERMINAL EARTH FERRITE BEAD FERRITE FERRITE OUH FERRITE OUH METAL CHIP 0 METAL CHIP 0 OUH 5 5 1 16W 1 16W METAL CHIP 0 5 1 16W lt FRONT END gt FRONT END 4 GANG RG30 FRONT END 3 GANGS DX20 IC IC BA1450 LC72130 IC BU1924 8030 IC TA8189N IC 3878 52 IC M30622MCA B23FP IC M51943BSL TP uPC7805AHF uPC7805AHF uPC7812AHF IC M5F7809L lt IFT gt TRANSFORMER IF lt JACK gt JACK PIN 2P AUDIO IN TERMINAL BOARD 4P DX20 TERMINAL BOARD ANT PAL RG30 TERMINAL BOARD 4P SPEAKER lt JUMPER RESISTOR gt METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP 5 5 5 5 5 1 16W 1 16W 1 16W 1 16W 1 16W METAL CHIP 0 5 1 16W Ref No JR14 15 JR16 17 JR109 JR110 JR602 JR603 JR606 JR607 JR633 JR634 JR635 JR636 JR637 JR638 JR639 JR640 JR641 JR642 L107 L107 L108 L109 L201 L371 L372 L671 PH671 Q101 Q102 Q103 Q104 Q105 Q210 Q211 Q212 Q213 Q214 Q215 Q216 Q217 Q218 Q219 Q220 Q221 Part No 1 216 864 11 1 216 864 11 1 216 864 11 1
82. cation flashes 7 Press or Y repeatedly to set the minute 8 Press ENTER Tip If vou made a mistake or want to change the time start over from step 1 Note The clock settings are canceled when vou disconnect the power cord or if a power failure occurs HCD DX20 RG30 SECTION 3 DISASSEMBLY Note Disassemble the unit in the order as shown below Set Case Side R Side L Top CD door Front panel section Tape mechanism deck Panel board Key board CD mechanism deck Base unit BD board CDM58B Driver board Moter board Address sensor board Chassis section Sub trans board Video out board Back panel Power transformer Trans board Main board Power amp board Note Follow the disassembly procedure in the numerical order given 3 1 CASE SIDE R SIDE L TOP Four screws BVTP x 10 Case Top Two screws Case 3 TP2 Case Side L Screw BVTP 3x 10 Case Side R Screw Screw Case 3 TP2 BVTP 3 x 10 Q Screw Q Two screws Case 3 TP2 BVTT 3 x 8 Q Screw BVTT 3 x 8 Tis Screw Case 3 TP2 HCD DX20 RG30 3 2 CD DDOR ibati CD mechanism deck CDM58B Turn the pulley to the direction of arrow Front panel side the disc tray 3 3 FRONT PANEL SECTION Connector CD
83. ccesses DISC 2 and makes an attempt to read TOC However since there are no discs a message 2 NO DISC appears 3 The mechanism accesses DISC 3 and a message CD3 NO DISC appears 4 The disc tray turns to select a discl 5 disc is chucked 6 TOC of disc is read 7 The pickup accesses to the track 1 and playing 2 seconds 8 The pickup accesses to the last track and playing 2 seconds 9 Every time when an aging operation of step 1 to step 8 15 complete the display AGING value increases as the number of aging operations is counted up 10 Returns to step 1 3 Aging Mode in Tape Deck section 1 Display state No error occurs Display action now Error occurred Display action last time Display action Action contents Final timing TAPE A AG 6 Rewind the TAPE A 1 The top of tape TAPE B AG 1 Rewind the TAPE 2 TAPE A AG 2 FWD play the TAPE A 2 minutes playing 2 20 second FF or the end 3 TAPE A AG 3 the TAPE of tape A AG 4 REV play the TAPE A 2 minutes playing TAPE A AG 5 Rewind the TAPEA The top of tape TAPE B AG 2 FWD play the TAPE B 2 minutes playing 20 second FF or the end 7 TAPE B AG 3 the TAPE of tape B AG 4 REV play the TAPE B 2 minutes playing 9 TAPE AG 5 Rewind the TAPE 8 The top of tape 2 Operation during aging mode In the aging mode the program is executed in the following s
84. dance 10 SP Singapore model Voltage variations mav be noted due to normal produc KR Korea model tion tolerances MX Mexican model no mark FM Argentina model CD TH Thai model TAPE EA Saudi Arabia model Waveforms are taken with a oscilloscope E51 Chiri and Peru model Voltage variations mav be noted due to normal produc E2 Central and Aouth model tion tolerances Circled numbers refer to waveforms Signal path r gt FM gt AM gt gt PB DECKA gt PB DECK B REC DECK B E CD EZ digital e Abbreviation SP Singapore model model MX Mexican model AR X Argentina model TH Thai model EA Saudi Arabia model E51 Chiri and Peru model E2 Central and Aouth model HCD DX20 RG30 6 1 CIRCUIT BOARD LOCATION MOTOR board ADDRESS SENSOR board A E head DRIVER board lt gt BD board SUB TRANS board NA TRANS board PANEL board MAIN board KEV board POWER AMP board WAVEFORMS BD BOARD MAIN BOARD PANEL BOARD 1 IC101 3 IC101 1 102 STOP MODE 0 IC701 4 STOP MODE CD PLAY MODE CD PLAY MODE approx 200mVp p 4 1Vp p ns 4 5MHz 4 IC101 2 IC401 STOP MODE CD PLAV MODE 0000 Y alan ghana ji WIWWW Y 400nsec div 1 2Vp p 16 0MHz WI 3 401 40
85. e set to 98 MHz 3 Measure voltage between pin 21 and pin 23 of IC 101 Adjust T101 ubtil the voltage becomes 0 V Adjustment Location MAIN board Adjustment Location MAIN BOARD Component side T101 NULL RV101 FM TUNED LEVEL 1012 RV101 2 1102 IFT101 RV661 TAPE SPEED CD SECTION Note 1 CD Block is basically designed to operate without adjustment Therefore check each item in order given 2 Use YEDS 18 disc 3 702 101 01 unless otherwise indicated 3 Use an oscilloscope with more than impedance 4 Clean the object lens by an applicator with neutral detergent when the signal level is low than specified value with the following checks S Curve Check Oscilloscope BD board 8 z TP FEO 0 TP VC O 0 Procedure Connect oscilloscope to TP FEO Connect between TP FEI and TP VC by lead wire Connect between TP AGCCON and TP 1 GND by lead wire Turn Power switch on Load a disc YEDS 18 and actuate the focus search In consequence of open and close the disc tray actuate the focus search 6 Confirm that the oscilloscope waveform S curve is symmetrical between A and B And confirm peak to peak level within 4 1 Vp p pq S curve waveform symmetry within 4 1 Vp p 7 After check remove the lead wire connected in step 2 and 3 e Try to measure several times to make sure than the ratio of A Bor B Ai
86. e sled motor excessively otherwise the gear can be chipped Change over of AM Tuner Step between 9 kHz and 10 kHz Astep of AM channels can be changed over between 9 kHz and 10 kHz Procedure 1 Press button to turn the set ON 2 Select the function TUNER and press button to select the BAND AM 3 Press button to turn the set OFF 4 Press and buttons simultaneously and the display of fluorescent indicator tube changes to AM 9 k STEP or 10k STEP and thus the channel step is changed over GC Test Mode e This mode is used to check the software version FL tube LED kevboard headphone and volume Procedure 1 Press three buttons 0 ENTER and DISC 2 simultaneously 2 LEDs and fluorescent indicator tube are all turned on 3 When and are pressed at the same time the key number check mode starts up In this mode the key numbers of each key series are displayed 4 Inthe key check mode the fluorescent indicator tube displays KEY 000 Each time a button is pressed 5 When and are pressed at the same time the key count check mode starts up In this mode the message KEY CNT is displayed on the FL display tube When each button 15 pressed the key row number is incremented first Then the key value is then incremented However one the button is pressed the key value cannot be counted 6 When and are pressed at the same time the headphones check mode starts up
87. em Laser Semiconductor laser A 780 nm Emission duration continuous Laser output Max 44 6 uW This output is the value measured at a distance of 200 mm from the objective lens surface on the Optical Pick up Block with 7 mm aper ture Frequency response 2 Hz 20 kHz 0 5 dB Wavelength 780 790 nm Signal to noise ratio More than 90 dB Dynamic range More than 90 dB CD OPTICAL DIGITAL OUT Square optical connector jack rear panel Wavelength 660 nm Output Level 18 dBm Continued on next page MINI HIFI COMPONENT SYSTEM SON Y HCD DX20 RG30 Tape deck section Recording system Frequency response Tuner section 4 track 2 channel stereo 40 13 000 Hz 3 dB using Sony TYPE I cassette FM stereo FM AM superheterodyne tuner FM tuner section Tuning range Antenna Antenna terminals Intermediate frequency AM tuner section Tuning range 87 5 108 0 MHz FM lead antenna 75 ohm unbalanced 10 7 MHz European and Middle Eastern models Other models Antenna Antenna terminals Intermediate frequency General Power requirements European models Mexican models Other models Power consumption European models Other models Dimensions w h d Mass European models Other models Supplied accessories 531 1 602 kHz with the interval set at 9 kHz 531 1 602 kHz with the interval set at 9 kHz 530 1 710 kHz with the interval set at 10 kHz AM loop antenna
88. equence 1 Rewind is executed up to the top of tape A and 2 A tape on FWD side is played for 2 minutes 3 FF is executed up to either made for 20 second or the end of tape 4 B tape is reversed and the tape on REV side is played for 2 minutes 5 Rewind is executed up to the top of tape 6 Returns to step 2 and repeat steps from 2 to 5 Function Change Mode elect either VIDEO or MD of the external FUNCTION input Procedure 1 Turn the power 2 Press the two buttons and at the same time The main power is turned on and the other function of the previous function is selected and displayed MD or VIDEO 16 HCD DX20 RG30 SECTION 5 ELECTRICAL ADJUSTMENTS FM Tuned Level Adjustment FM RF Signalgenerator Carrier frequency 98 MHz FM ANTENNA terminal Modulation AUDIO 1 kHz 75 kHz deviation 100 101 Output level 28 dB at 75 Q open Procedure 1 Supply 98 MHz signal at 28 dB from the ANTENNA terminal 2 Tune the set to 98 MHz 3 Adjust RVIOI to the point moment when the TUNED indicator will change from going off to going on Adjustment Location MAIN board Null Adjustment FM RF Signalgenerator 75 Q coaxial Carrier frequency 98 MHz FM ANTENNA terminal Modulation AUDIO 1 kHz 75 kHz deviation 100 TM101 Output level 60 dB at 75 Q open Procedure 1 Supplya98 MHz signal at 60 dB from the ANTENNA terminal 2 Tune th
89. fk jJ C 82 R743 p 27k RES701 R806 R805 R742 me 120 180 10k 713 0706 707 1551991 D702 0703 0704 0705 0706 saan SEL5955A SEL5955A SEL5955A SEL5955A SEL5955A 100 0001 DX20 AM MDWIDEO TUNER BAND GAME Ree R763 10k C714 100p C715 100p D716 D717 D718 D719 D720 D701 R760 100 SEL5955A SEL5955A SEL5955A B SEL5955A 5 1223 T R761 10k C713 100p 2 5 2 5 CHASSIS R758 100 ji 0701 0 8744 0708 10k C710 100p C711 100p UPD780232GC 031 8BT 27k R756 100 2 Tl oe sep 1C701 DISPLAY bas CONTROL 30P 30 H o GND 5 peek _ ro 5722 723 724 2211 GND MD VIDEO 1 TUNER BAND 12 w NC oj VF NC N VP POWER ON HEADPHONE 20 VIDEO SW oj POWER KEY o MRESET R796 10 15 15 4 5 SEN701 47 7 Page 28 NJL64H400A 1 8 8 OUT E 9 5 S 8 8 8 8 8 8 8 8 SEN701 SIN x gt a I ben 4 REMOTE 10 NO USE CONTROL T gt 5 RECEIVER 516 5702 5701 ng 1 een II 270 330 GAME 19 076 10 2 ud 5 up enn 10V HPL 748 R747 ire 10k D721 r Ef ka naa k EVER 45V 1581331 JAH amd 5V SW Bios 1 Ls 736 0 001 Sf 6737 0 001
90. ge Also clicking the version at the upper right on the revised page allows you to jump to the next revised page Ver Date Description of Revision 1 0 2001 06 New 1 1 2002 05 Correction of exploded views Ref No 105 replaced with No 107 in the figure mutually SPM 02028 2 2003 01 Change of the supply classification of the chassis Ref No 289 Note addition for chassis exchange SPM 02119 2003 12 Part No correction of Ref No 286 for exploded views SPM 03061 3
91. lt RESISTOR gt CARBON 470 5 CARBON 560 5 CARBON 680 5 CARBON 1K 5 CARBON 1 2K 5 CARBON 1 8K 5 CARBON 2 1K 5 CARBON 3 3K 5 CARBON 4 7K 5 CARBON 270 5 CARBON 330 5 CARBON 470 5 CARBON 560 5 CARBON 680 5 CARBON 1K 5 CARBON 1 2K 5 CARBON 1 8K 5 CARBON 2 1K 5 CARBON 270 5 CARBON 330 5 CARBON 470 5 CARBON 560 5 CARBON 680 5 CARBON 1K 5 CARBON 1 2K 5 CARBON 1 8K 5 CARBON 2 1K 5 CARBON 3 3K 5 CARBON 4 7K 5 CARBON 6 8K 5 CARBON 330 5 CARBON 330 5 CARBON 330 5 CARBON 330 5 lt SWITCH gt DX20 1 4W 1 4W 1 4W 1 4W 1 4W TI TI TI 1 4W 1 AW 1 4W 1 AW DX20 1 AW TTI 1 4W 1 4W 1 4W 1 4W 1 4W TI TI TI 1 4W 1 4W 1 4W 1 4W 1 4W TI TI 1 4W 1 4W 1 4W 1 4W 1 4W TI T TI TI 1 4W 1 4W 1 4W 1 4W F 1 4W F 1 4W 1 4W 1 4W DX20 1 4W SWITCH KEYBOARD DISC SKIP EX CHANGE SWITCH KEYBOARD DISC 1 SWITCH KEYBOARD DISC 2 SWITCH KEYBOARD DISC 3 SWITCH KEYBOARD OPEN CLOSE amp SWITCH KEYBOARD a SWITCH KEYBOARD V SWITCH KEYBOARD GROOVE Ref No 9712 5713 5714 5715 5716 5717 5718 5719 5720 5721 5726 5727 5728 5729 5730 5731 5732 5733 5734 5735 5736 5737 5738 Part No 1 762 875 21 1 762 875 21 1 762 875 21 1 762 875 21 1 762 875 21 1 762 875 21 1 762 875 21 1 762 875 21 1 762 875 21 1 762 875 21 1 762 875 21
92. n CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP ELECT ELECT MYLAR MYLAR ELECT ELECT ELECT ELECT ELECT ELECT ELECT ELECT ELECT ELECT MYLAR CERAMIC CHIP ELECT ELECT CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP ELECT ELECT ELECT ELECT ELECT ELECT MYLAR MYLAR ELECT CERAMIC CHIP ELECT CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP MYLAR ELECT 680PF 680PF 680PF 680PF 220PF 220PF 220PF 220PF 47uF 47uF 0 018uF 0 018uF 1uF 1uF 2 2uF 47uF 47uF 3 3uF 2 2uF 4 7uF 3 3uF 4 7uF 0 022uF 470PF 3 3uF 4 7uF 0 0022uF 0 0018uF 47PF 47PF 100uF 100uF 0 33uF 0 47uF 0 33uF 0 47uF 0 047uF 0 047uF 1uF 47PF 100uF 47PF 470PF 0 0022uF 0 0018uF 0 015uF 47uF 10 10 10 10 10 10 10 10 20 20 10 10 20 20 20 20 20 20 20 20 20 20 5 10 20 20 10 10 5 5 20 20 20 20 20 20 5 5 20 5 20 5 10 10 10 5 20 Remarks 90V 50V 50V 50V 50V 50V 50V 50V 16V 16V 50V 50V 50V 50V 50V 16V 16V 50V RG30 50V DX20 50V 50V RG30 50V DX20 50V 50V 50V RG30 50V DX20 50V RG30 50V DX20 50V 50V 10V 10V 50V RG30 50V DX20 50V RG30 50V DX20 50V 50V 50V 50V 16V 50V 50V 50V RG30 50V DX20 50V 16V Ref No C241 C24
93. s 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 AGE u E BD BOARD Fun 4 RF 10105 CXA2568M T pA _ dm C _ 18 000108 x 01 B LEZA F f anii HOLBSW 48 80 3 IE LB ADJ lt gt lt gt gt O L lt gt FCS COIL 6 TRKCOIL 2 AXIS I 3 LC PB 11 e ee D P 165 0 1 F 2 0 5 T1 IC101 BIGITAL SERVD BIGITAL SIGNAL PROCESSOR FFBR B A CONVERTER PREVCC CH4BIN CH4SIN CH4SIN CHIFIN CHIRIN CAPAINI le 0 1 1 0 1 152 0 1 2107 1 2 0 7 cAPAIN2 CAPAINZ 22 IC102 BA5974FP E 2 SLEB MOTOR 5101 LIMIT IN SW E AVBB 15 BATA V G 5 eer mE T Un ANANG SENG pee T corr __ 11111 TO Z C129 C122 GND LOUT LOUT 0 01 12 AGNB AGNB 10V d ROUT ROUT F 8117 Ik XRST m Q 3 O Q 9 0 3 9 9 2 9 9 64 E o H fro main xr zami EN E Page 29 HOLD 2 1 HOLA SENS SENS R118 100 SQCK SQCK SCOR SCOR MGNB MGNB 7V 7V CN101 19P 23 23 HCD DX20 RG30 6 5 PRINTED WIRING BOARD MAIN SECTION See page 19 for Circuit Boards Location C 2 3
94. s more than 10 7 Take sweep time as long as possible and light up the brightness to obtain best waveform RF Level Check oscilloscope BD board TP RF o TP VC Procedure 1 Connect oscilloscope to TP RF 2 Connect between TP AGCCON and TP D GND by lead wire 3 Turned Power switch on 4 Load a disc YEDS 18 and playback 5 Confirm that oscilloscope waveform is clear and check RF signal level is correct or not 6 After check remove the lead wire connected in step 2 17 HCD DX20 RG30 Clear RF signal waveform means that the shape 9 can be clearly distinguished at the center of the waveform RF signal waveform SR M KKM E F Balance 1 Track jump Check V Tm level 1 45 0 3Vp p oscilloscope BD board MO TP TEO TP VC Procedure 1 Connect oscilloscope to TP TEO and TP VC 2 Turned Power switch on 3 Load a disc YEDS 18 and playback the number five track 4 Press the button Becomes 1 track jump mode 5 Confirm that the level B and A DC voltage on the oscilloscope waveform 1 track jump waveform center of waveform M BERN I hen ilu WA VI P A voltage 0 V t 4 I Specified level x 100 less than 22 6 After check remove the lead wire connec
95. ted in step 1 RF PLL Free run Frequency Check Procedure 1 Connect frequency counter to test point XPCK with lead wire BD board frequency counter 2 Turned Power switch on 3 Put the disc YEDS 18 in to play the number five track Confirm that reading on frequency counter is 4 3218MHz 18 Adjustment Location BD BOARD Conductor Side SECTION 6 DIAGRAMS THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS In addition to this the necessary note is printed in each block Note on Schematic Diagram Note on Printed Wiring Boards All capacitors are in uF unless otherwise noted pF uuF e o parts extracted from the component side 50 WV or less are not indicated except for electrolytics e 1 Pattern from the side which enables seeing and tantalums Indication of transistor All resistors are in Q and 4W or less unless otherwise specified e A internal component e C panel designation These are omitted Note The components identified bv mark A or dotted line with mark A are critical for safetv Q Replace only with part number specified O o janak lt These are omitted mmm Line adjustment for repair Voltages and waveforms are dc with respect to ground under no signal detuned conditions Abbreviation Voltages are taken with a VOM Input impe
96. the diagrams or the components used on the set XX X mean standardized parts so they may have some difference from the original one Items marked are not stocked since they seldom required for routine service Some delay should be anticipated when ordering these items RESISTORS All resistors are in ohms METAL Metal film resistor METAL OXIDE Metal Oxide film resistor nonflammable Ref No Part No Description Remarks Ref No Part No 1 675 911 14 ADDRESS SENSOR BOARD C133 1 164 346 11 C141 1 164 346 11 IC C143 1 163 038 00 C145 1 163 038 00 0711 8 749 016 76 RPl 321 C153 1 163 038 00 lt RESISTOR gt C159 1 163 019 00 C162 1 104 665 11 R711 1 247 876 11 CARBON 75K 5 1 4W C163 1 104 665 11 R712 1 249 409 11 CARBON 220 5 1 4W F C165 1 163 038 00 R713 1 249 429 11 CARBON 10K 5 1 4W C167 1 163 237 11 lt SWITCH gt C168 1 163 235 11 C171 1 163 009 11 711 1 771 821 11 SWITCH PUSH 1 KEY UP DOWN C172 1 163 123 00 A 4724 934 A BD BOARD COMPLETE C182 1 163 123 00 2k ok ok of ok gt ok ok of ok ok ok Ok ok ok ok ok ok lt CAPACITOR gt CN101 1 784 741 11 C101 1 163 005 11 CERAMIC CHIP 470PF 10 50 CN102 1 793 907 11 C102 1 164 004 11 CERAMIC CHIP 0 1uF 10 25 C103 1 163 005 11 CERAMIC CHIP 470PF 10 C104 1 163 009 11 CERAMIC CHIP 0 001uF 10 50V C108 1 164 004 11 CERAMIC CHIP 0 1uF 10 25 28101 1 469 31 1 FB103 1 469 31 1 C109 1 163 011 11 CERAMIC CHIP 0 0015u
97. tion is performed during the POWER OFF in the modes other than the POWER SAVE mode 1 while the Demo display shows the watch time 1 When three buttons of STOP ENTER are pressed at the same time the MC and the GC microprocessor version numbers are displayed as M1 00 G1 00 2 When three buttons of STOP ENTER A CUSOR pressed at the same time the model name and destination are displayed as ASIA3 HCD DX20 RG30 Aging Mode This mode can be used for operation check of CD section and tape deck section f an error occurred The aging operation stops and display status If no error occurs The aging operation continues repeatedly 1 Operating method of Aging Mode Turn on the main power and select CD of the function 1 Seta disc in DISCI tray Select ALL DISC CONTINUE and REPEAT OFF 2 Load the tapes recording use into the decks A and B respectively 3 Press three buttons m ENTER and simultaneously 4 Aging operations of CD and tape are started at the same time 5 To exit the aging mode perform MC Cold Reset 3 Aging Mode in CD section 1 Display state No error occurs Display AGING x J Note Number of aging operations Error display 88 gt 00000 1 xx The error No 00 indicates the newest error As the error No increases it means the older error When you want to retrieve the error history press the PLAY
98. um and a message GEQ MIN appears 6 CURSOR LEFT or button is pressed GEQ is set to flat and a message GEQ FLAT appears 7 Inthe test mode the default preset channel is called even when the TUNER is selected and an attempt is made to call the preset channel that has been stored in memory by operating the Shuttle knob It means that the memory 15 cleared 8 When a tape is inserted in the Deck B and the TAPE B function is selected and when the button is pressed twice recording starts The VIDEO function is selected automatically as the input source 9 Select the desired loop by pressing thelPLAX MODE button in the TAPE B function Insert a test tape AMS 110A or AMS RO to Deck A 10 Press the button to enter the AMS test mode 11 After a tape is rewound first the FF AMS is checked and the mechanism is shut off after detecting the AMS signal twice 12 Then the REW AMS is checked and the mechanism 15 shut off after detecting the AMS signal twice 13 When the check is complete a message of either OK or NG appears 14 When the two buttons of and are pressed at the same time in any function modes either the VACS display to enable the VACS function or the VACS OFF display to disable the VACS function can be selected 15 When you want to exit this mode press the button twice The cold reset is enforced at the same time 14 Microprocessor version display e If the following opera
99. und CNVSS Connected to ground SUB SYSTEM CLOCK input 32 768MHz XCOUT O SUBSYSTEM CLOCK output 32 768MHz System reset input XOUT O MAINSYSTEM CLOCK output 16MHz ws o o Smpour _ most gt com Oan CDrOWER O ONOFF o mom oo S O M RESET O Micom reset signal output to the display control L reset e CD latch signal output XRT O CD reset signal output LOADIN O Loading motor control signal output Loading LOAD OUT 0 Loading motor control signal output un Loading Tray open detect signal input CD table detect signal input Tray close detact signal input Pick up up down detect signal input 37 HCD DX20 RG30 38 51 52 53 54 55 56 21 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 13 74 73 70 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 OOOO
100. ut ASHUT 0 A deck reel pulse detect signal output BSHUT O B deck reel pulse detect signal output SP VACS 5 select signal input smcm vos awama POWER KEY O POWER ON OFF signal output H ON L OFF AV REF Analog reference voltage we HCD DX20 RG30 PANEL BOARD 1 701 UPD780232GC 031 8BT DISPLAY CONTROL x O jsmemdekomwemiaGME 5 0 8 0 6 u sous frasa 2 rouse huwa I 6 Nou 5 L 851 As aw wows 20 22 KEY2 KEYO KEY input AD T x vsio O 2 mou O 8 88 O Reip O O GAMELEDdRermp s MOWIDEO LED O LED drop m meu oem n cpu oa SSS u TuNERLED O s Go la S x 37 58 529 58 O FL segment signal output 59 VDD2 Power supply 5V 60 VLOOD Power supply 30V at FL driver

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