service manual - Tuner Information Center
Contents
1. es ee ee 22 er ee re ee re RR er ee cee ce ee en ne 222 ee ee a a Lo m 4 DD 0 7 ae ee CU ee ee ama ie re ee ee ee o B ae LER n ae am m Re 61 10 PANEL FACILITIES REAR PANEL FACILITIES filustration not applicable to U K model DFM ANTENNA jacks Connect to the accessory FM T type antenna cord or a separately purchased FM antenna There are two jacks and B so you can connect two antennas pointing in different directions towards different broadcasting stations 2 AM ANTENNA terminals Connect to the accessory AM loop antenna or a separately purchased AM antenna 3 OUTPUT FIXED jacks Connect to a stereo amplifir s TUNER jacks Signals are output at a fixed level 4 OUTPUT VARIABLE jacks and LEVEL knob Connect to a stereo amplifiers TUNER jacks Signal output ievel from these jacks is controlled by the level adjustment knob so you can adjust accordingly to match the level of other components connected to the s2. ee R732 ACN 208 R733 R735 RS3LMF120J Fo RBO3 ect 1 REY 2231 RDI RPMOOSI R822 1 8 472 eee RD1 8PM472J R826 RD1 8PMI04J temm RD1 8PM104J R830 RD1 8PM224 omm RD1 8PM224J R831 RD1 8PM10 J vv 60 RD1 8PM101J 832 01 8 102 emm RD1 8PM102J RDI BPMI04I RDI BPMIO4 oem S701 Slide switch mem mmm 000 ctm entren AKX 505 S601 Voltage selector wen taa tt tg t ASH1009 Jack AKN1006 ttm mme AKN1006 F 93 REWZ SD 9 2 LINE VOLTAGE SELECTION For HE HB and HEWZ types Line voltage can be changed with the following steps 1 Disconnect the AC power cord 2 Remove the bonnet 3 Change the connection of the power transformer lead wires as follows Voltage Terminal No 58 Terminal No 64 207 01 29972401 4 Stick the line voltage label on the rear panel Part No Description AAX 193 220V label AAX 192 240V label 230 220 230 0 240 TUNER ASSEMBLY TUNER ASSEMBLY Oss Oss RED 254 REO 258 Oss ss POWER TRANSFORMER POWER TRANSFORMER re
3. 521 ac Tc S MPX Fn S Jal Maul I E Denes MEMORY et Sele sn 512 52 26 8 52206606 6 7 5505000 513 AJ NORMAL AUTO NR i SUPER 1 RF AT T NARROW 57 1301 16903 FL DRIVER 1 ROS 150 74 w1 t UO ne re 002 o uU X X M 9 10 11 12 12 22 SL _ _ _ _ _ 2524 Y 4 a 0 0001 THEN Tu 72804 0 15 3SION UN SSS 6142101501 Avie A2BW3SS V 9 95 z Fs Eam 59 E aJ es AINA din 9999 2 aom 2 2 vom Z Os 4062052 i E n i 1 Xdn 5 8292 12728952 02 5 447218065 lt 92 5 1272 Sc eL 12 2 Baas a Vin 2299 299 0292 9922 4063 oon spozo toger eig m swo eae 83 092 927 9 5 254 93u34 7 557 e f sof ane 599
4. d 9 gt mmm N emm Ec R359 R341 R343 4 1 3k 560 8345 o 360 100 T 8 61 1 VRSe3 36 ples C354 0723 51 2 6 57 0 01 6 5 R355 65 Je v8 i 16342 ik 12721 nase C341 1C 312 LOW PASS FILTER 1 2313 0 514 Low PASS FILTER 0602 0603 NORMAL SWITCH 5 0301 0302 0601 0303 0507 Rp8 2FB 155252 150 ATMD O3 L602 L609 LAUDIOM HEWZ HE ONLY 301 5 32 5 1018 EI C601 c602 4 kU CA 2200p i E 26902 RESI 76 100 3 0 302 1 ACP1045 VR303 VR504 ACPIDG2 61 56 222 1 1 44 VR603 2 51069 4 2 86 55 03 0601 608 vR607 10 43 MONO SWITCH 5601 1 ASHIOO9 SD ONLY C376 C3580 C383 ACG OST C620 C624 C527 1 ACG DST 628 642 645 2 HE ONLY 302 304 307 1 ACG OSB R632 Rest C504 C631 tk i 1 ACG O23 OTHERS 1500 T3 602 009 5 i CBPO CB24 C627 CB28f C6 8 C619 0625 C626 7 i s KU A JUMPERCSHORT 1 RICA MO SeSe SEER AN 1 KU CA HB SD k 8200P REWZ
5. Bs a SEIN E ety iter LN E N m 01 0402 0502 0707 02 0504 _ 90206 0709 Q7 2 910 911 0205 07 4 Q717 6718 1 5201 0204 0207 04 01 25 246 050 2505 0506 0701 Qa 0206 0403 0505 0507 0703 0704 0715 OT 6 971 9 Q0802 0804 25 Q7 lt 4 x X TES 3F n 2 03 5 T T 33 4 i H 4 3 1 3 2 9 93 354 1250246150 ONLY 0401 0403 CHARGE PUMP L1 110 L12 1 18 119 12 LAO OM 114 120 12 2 1205 14014 1 AUZR2M 1206 1210 771 QR FL POWER Sw OR VER 122 rc29 9 35524 Dau 115 156 02 0205 2 1155252 0401 0404 0505 0605 0716 0721 080 D802 DAO D509 7 Rbg eFB 1804 7658 5 51 807 5 8 0502 0503 SUFFER TP 4 60500 ON OFF 9595 60594 0507 0501 0502 0701 0706 0722 0725 5707 07 0711 5712 0713 0714 717 11 102 201 1 205 16204 15205 11 C301 16502 Fsot Fsoz 6 456 UPC4D 660 NJMTEMSSFAS NORMAL L epee e 03 333
6. CCDSL101J50 CEAS470M35 CEAS221M63 CEAS221M50 CEAS471M50 CEEA332M35 ACG 038 CEHAQ101M16 CEHAQ101M25 C711 0712 ELECTROLYTIC CAPACIT 101 25 C713 ELECTR CAPACITOR C715 ELECTR CAPACITOR C716 ELECTROLYTIC CAPACIT C717 ELECTR CAPACITOR C718 ELECTR CAPACITOR C720 ELECTR CAPACITOR C721 ELECTR CAPACITOR C722 CERAMIC CAPACITOR C801 CERAMIC CAPACITOR C802 ELECTR CAPACITOR C803 CERAMIC CAPACITOR C804 CEA 47000 5 5V C805 CERAMIC CAPACITOR C806 ELECTR CAPACITOR C807 C808 CKA 0 01 25V C809 CERAMIC CAPACITOR C810 CERAMIC CAPACITOR TC1 TC4 CERAMIC TRIMMER TC501 TC502 CERAMIC TRIMMER RESISTORS VR201 VR202 VR 22042 VR203 VR 1K VR204 VR205 VR VR206 VR207 VR 10K VR208 VR 1K VR209 VR211 VR VR301 VR302 VR VR303 VR304 VR VR501 VR 47K VR601 VR 10K 47K 4 7K VR602 VR603 VR 2K VR604 SEMI FIXED RESISTOR VR605 VR607 VR 10K R8 CARBON FILM RESISTOR R16 RESISTOR R40 R41 CARBONFILM RESISTOR R202 CARBON FILM RESISTOR R206 R207 CARBON FILM RESISTOR R210 CARBON FILM RESISTOR R213 R214 CARBON FILM RESISTOR R218 CARBON FILM RESISTOR R219 CARBON FILM RESISTOR CEAS222M25 CEAS101M16 5471 25 CEAS470M25 CEAS101M16 CEAS220M25 CEAS100M50 CKDYX223M25 CCDSL101J50 CEAS100M25 CCDSL101J50 1037 CKDYX223M25 5470 16 036 CKDYX223M25 CCDSL101J50 018 019 1038 ACP1040 1044 1043 ACP1040 ACP 1043 ACP 1045 ACP1042
7. HBG 2 499 KCR SD 218w25500 i SH 3 TUNER ASSEMBLY 1 2 AWZ3501 TYPE 82222217249 Toma LOMAT SMETEN ee 220 c ANT TERMINAL ONLY ope 195 e s i uss wes Q2 i 2517 ATT2 W D 1 Y LOCAL 056 563 c9icss epee See Sie 1 001021 r jus no l i Je Tx hers 0 2 03 R2 L28 un EA RELAY P 52 55 9325 b RI 220 T C5s 25 Do UII E 04 01 9 CH 2 y oce E 1 d 92 C54 INVERTER 0 7 i Y TS 27 FM amp TSEMAL7 17 9 3 AON 006 t73 cre 5e SUV Quis 0495 9 4 220 7 44 3 p 22 50 0804 SUFFER O5 BUFFER ch c row d ed Be AXE oro DE Q9701 6TD REGULATOR 0706 2717 FM ON OFF 7 1 43 ON OFF 707 0716 6 ON OFF T 2ii 9 6vi 0715 07 6 LIMITER 0734 POWER MUTE 514 ora
8. Low level 4 106MHz NORMAL 6 Front End sensitivity up adjustment Low level 4 Repeat steps 3 and 4 to satisfy the requirements Maximize output level of Output terminal 98MHz NORMAL 6 98 MONO 7 IF section sensitivity up adjustment Low level 5 104 T105 T106 T201 B 98MHz INORMAL 6 T2058 T203 Adjust the voltage between TP 12 and 13 to 0 100mV Adjust the voltage between TP 6 and 14 to 0 100mV Detector VT adjustment IM Mm Adjust the voltage between TP 3 and 4 to Ot Short between T P 1 and 2 Short between TP 10 and TP 26 4 13V Minimize distortion 0 4 or less Short between TP 1 and 2 Short between TP 11 and TP T201 A VR203 T202 A VR208 26 13V Minimize distortion 0 4 or less While shorting between TP 1 and 2 with TP10 11 26 open if the distortion value exceeds 0 496 adjust T201 B and T202 B so that the voltage between TP 12 and 13 and between TP 6 and 14 is 0 100mV Repeat steps 11 and 12 above 98MHz NORMAL 6 Mono distortion adjustment NORMAL A2 FM SG 1KHz 75KHz dev Frequency MHz F 93 Indication HB Minimize TP 7 AC output VR210 mV or less Open between TP 1 and 2 VR206 Minimize distortion tertiary T203 with VR206 Repeat steps 15 and 16 if the distortion
9. iru ey E reri da cats i FU 1 3 T200mA 250v 4 ETE POWER P i roars 230 TRANSFORMER AC POWER CORD 2 S D AC230 240V e E C W ERE ESS SN ay EE EE l POWER SUPPLY SECTION FOR SD TYPE eg E A o0 TTT TT Te 1 1 2 e POWER TRANSFORMER 1 AC POWER CORD ACTIO 120 127 2207 10 D 120 12 16 i 31 N memm 0 eed oL 8 8 c 020 9020 90 0 lOb 020 1020 lt 0 0 140 5020 4149 60221 023 060 10 POLO 2020 er FE Em E chet a 6020 NES NN mS Somes i ES aod 5 2 7 v9 0 0 p D bb poh 0120 1092 4020 2129 120 9120 8040 2090 20221 10221 022 eot 1042 62 OSD 049 nad 559 eed HOW 80621 280421 0
10. d from the foil side jm 1 viewe ETEESWA 322 31 oo p wa 68 8 8 B 58 o 8 5 191 031 50121 TL toto eoro JTOWA zeo 01 8682 ates 56651 8 2 ZL PL Y Y BI EEXWA 8 3 22 380 5 Gonipeta 44r So WS Cvs 1 adm ium 1 oM Ime esse AOA 6 ADJUSTMENTS Note For connections and points to be adjusted refer to Figs 6 1 6 2 and 6 3 6 1 AM TUNER SECTION Press the BAND SELECT button to go to the AM mode SD type only Position the channel step switch on the rear panel to the 50 KHz 9 KHz 50zS position Point 530KHz L501 Set the voltage at 2 0 0 2V 531KHz 1 between TP 17 and GND 1600K Hz TC502 Set the voltage at 16 0 2 0 2V 1602 KHz 1 between TP 17 and GND AM SG 400Hz 30 modulation Frequency KHz No signal Adjustment Title F 93 indication Front End VT adjustment 530KHz 530K Hz Maximizes the voltage between Low level 3 531KHz 1 T501 TP 18 and the GND 531KHz 1 2 Front End
11. 6116 6117 6120 CS 8 3 1080 C055 CH5B CITS 2 079 2 LATE 119 L162 i LAU REM 5 1106 LAU221K 1 I LAUTOOK ER SN SS AI RR 6 9115 BUFFER 0114 3 BUFFER Rist 330 1 5 Riss 120 1 813 mse 850 063 17HIO02 2 ACP1043 2 1 1 1044 1 ACG O36 1 ACG O37 5 mm rios OAS 2 t ouf SRN FROM TUNER ASSEMBLY 2 2 Pcot 26 ft xis KIS lt s i2 are xio xta 02 Ram 371 372 STF BNO T4M0 EY Page 23 DISPLAY ASSEMBLY AWZ3318 A A I m 1 90 1 903 2167570 1 v 5903 390A 905 saar 5351 2904 2155252 0905 AEL 1115 55 amp 5801 5929 1 61029 m3 59 4 seis 4 LL 1 1 o c o 9 57 2 8012 6227 sezo 321 5 L 9 au RF TT 5 25 sez 542 5929 i zuro on WMPX MODE POCA i x 2X z amp dX So t e VIII KHz CLASS SI NA TO OP Chr kHz 9 d rupes AUTO OP 590 2 7 D
12. 98 Leh only 8 S MPX separation adjustment S meter adjustment NORMAL 6 44 Output FIXED jacks Lch and R ch 56 FMSG F 93 Oscilloscope 75 2 antenna terminal AC voltmeter Digital Distortion meter voltmeter Fig 6 2 FM Adjustment Connection Diagram 501 8102 1501 Bo Q rc502 VR304 e 7 2 ii T104 vrei 1102 0 e 5 5 OE 50 1 ex TC2 CES VRe0S vR606 vR607 119 VR302 P VR932 8 m ya 9 TPH OTPIO 5 1203 i T201 9 o Sale ed SB va TP4 O 9602 8 ine 8 204 ms IP 5 ej VR207 VR206 gt __vR209 Fig 6 3 Adjustment Points 45 7 1 INFORMATION PD5161A TUNER CONTROL Pin Function PMUT Power source mute 2 10K 9K I AM step switcher L Rotary encoder input step switcher z E AM SM M 5 meter input oise input 8 7 NOISE RST 1 0 reset output 8 meter input H 2 4 t 10 MONO ole AMD ouput 3 13 0 RF ATT control 14 ATTI 15 ACIN POWER IND STEREO IN AC input Power indicator output standb Stereo
13. PIONEER The Art of Entertainment ORDER ND ARP2435 FM AM DIGITAL SYNTHESIZER TUNER F 93 e Refer to the service manual ARP2221 for F 93 This manual is applicable to F 93 HEW2ZI CONTRAST OF MISCELLANEOUS PARTS NOTES e Part without part number cannot be supplied e The mark found on some component parts indicates the importance of the safety factor of the part Therefore when replacing be sure to use parts of identical designation Parts marked by are not always kept in stock Their delivery time may be longer than usual or they may be unavailable F 93 HEWZI and F 93 HEWZ have the same construction except for the following Symbol amp Description M Remarks F 93 HEWZ F 93 HEWZI Operating instructions Italian ARC1352 Rear panel Non supply Non supply PIONEER ELECTRONIC CORPORATION 4 1 Meguro 1 Chome Meguro ku Tokyo 153 Japan PIONEER ELECTRONICS SERVICE 1760 Long Beach California 90801 U S A PIONEER ELECTRONICS OF CANADA INC 505 Cochrane Drive Markham Ontario L3R 8E3 Canada PIONEER ELECTRONIC EUROPE N V Haven 1087 Keetberglaan 1 9120 Melsele Belgium PIONEER ELECTRONICS AUSTRALIA PTY LTD 178 184 Boundary Road Braeside Victoria 3195 Australia TEL 03 580 9911 PIONEER ELECTRONIC CORPORATION 1992 FO JAN 1992 Printed in Japan U PIONEER The Art of Entertainment Service ORDER NO ARP2221 FM AM DIG
14. SOS E c NU at MOHU YN S 5 noe T 2097 9120 Y u ps 4 2 8 2 4 2 TT E e m adeo Oa eee 20621 089 21621 0921 2050 20 43 LA d 9 iD EH z 2 s uet 1062 o 100 PLEDI 20551 1 YONA IF ASSEMBLY AWZ3319 2 492 0 0105 VR102 at 0115 J4 2104 9 15108 101 2102 0114 ENCODEF AW 0113 0112 7 8111 6 0110 1 10 2108 16104 0109 105 10101 10102 deis ecu r Dh 5 6 z a vau Ay is 0 a 0105 2106 16959 tC937 15958 Jg C935 16956 15933 10934 FM ASSE 1 002 g 932 oY DiSPLAY ASSEMBLY AWZ3318 OE 2112 t AWZ3318 di LESE Ltda duda 2 Y ie 4 SN S 1 tf 4 a pod es iC901 1cso2 C903 A 9 06 Je Ji 43 2 1 NOTE 1 This 8 connection diagram is viewed from the parts mounted side 2 The parts which have been mounted on the board can be replaced with those shown with the Corresponding wirng symbols listed in the following Table
15. CAPACITOR CEAS470M16 0946 0947 MYLOR FILM CAPACITOR CQMA103350 C948 0949 ELECTR CAPACITOR C950 PL STYRENE CAPACITOR CEAS470M16 CQSA182J50 951 952 PL STYRENE CAPACITOR 180 C953 PL STYRENE CAPACITOR C954 ELECTR CAPACITOR C955 ELECTR CAPACITOR C956 ELECTR CAPACITOR C958 ELECTR CAPACITOR C960 PL STYRENE CAPACITOR CQSA162J50 CEAS470M16 8010 50 CEAS101M16 CEAS470M16 CQSA182J50 C961 C962 PL STY RENE CAPACITOR CQSA821J50 C963 PL STYRENE CAPACITOR C964 ELECTR CAPACITOR C965 ELECTR CAPACITOR C966 ELECTR CAPACITOR C967 MYLOR FILM CAPACITOR C968 MYLOR FILM CAPACITOR C969 CKA 0 01 25V RESISTORS VR101 VR 10K VR102 VR 2 2K VR932 VR 22K R109 CARBON FILM RESISTOR R118 CARBON FILM RESISTOR R127 CARBON FILM RESISTOR R130 CARBON FILM RESISTOR R133 CARBON FILM RESISTOR R136 CARBON FILM RESISTOR R139 CARBON FILM RESISTOR R163 CARBON FILM RESISTOR R168 CARBON FILM RESISTOR Other Resistors CQSA162150 CEAS470M16 CEAS010M50 8101 16 00 0 CQMA223J50 036 1043 ACP1041 A CP 1044 RD1 4PMI51J RD1 4PM151J RD1 4PM151J RD1 4PM151J RD1 4PM151J RD1 4PM151J RD1 4PM151J RD1 4PM151J 1 4 151 RD1 8PMU N Mark Description OTHERS CN6 CONNECTOR 3P 5101 THERMISTOR TH102 THERMISTOR PIN JACK 1P Parts No 102 2 102 2 1062 14 4 SCHEMATIC DIAGRAM eee p HEWZ 2 tRWZ33I71 1 7
16. Shifter 1C937 IC939 ee ee Seiad APR 4 L ch OUTPUT Q R ch OUTPUT 93 HEWZ HE MET 9 FOR HEWZ SD TYPES 9 1 CONTRAST OF MISCELLANEOUS PARTS NOTES Parts without part number cannot be supplied Paris marked by are not always kept in stock Their delivery time may be longer than usual or they may be unavailable The mark found on some component parts indicates the importance of the safety factor of the part Therefore when replacing be sure to use parts of identical designation HEWZ HE and SD types are the same as the KU CA type with the exception of the following sections fene TUNER assembly AWZ3501 AWZ3317 AWZ3317 AWZ3499 AWZ3500 FL filter Connection cord with mini plug AC power cord FM antenna FM antenna assembly FU1 Fuse T200mA 250V Packing case Antenna adaptor Front panel Door panel PVC panel Operating instructions English Operating instructions German Operating instructions English French German Italian Swedish Dutch Spanish Portuguese Power transformer T701 Screw 1300 ADE 085 ADG1057 ADH 005 4 44 02063 080 1469 1468 2191 1328 1156 1299 ADH1002 AEK 502 AHD2061 ANB1442 ANB1443 AAK218
17. 047 25V C226 ELECTR CAPACITOR C227 CKA eee C231 CKA 0 047 25V C232 ELECTR CAPACITOR C234 CERAMIC CAPACITOR C235 ELECTR CAPACITOR CCDSH100D50 ACG 036 CKDYX473M 25 CK DYX103M25 ACG 037 ACG 036 CEAS101M16 ACG 036 CKDYX103M25 ACG 036 ACG 037 ACG 038 CEEA102M16 ACG 038 CEEA220M25 CEEA222M16 ACG 037 102 16 037 038 222 16 ACG 037 CEEA220M25 CQSA821J50 ACG 036 ACG 037 CEASI01MI16 ACG 038 ACG 037 CEAS471M10 CCDCH 220550 5010 50 236 237 ELECTROLYTIC CAPACIT CEANP100M25 C240 ELECTR CAPACITOR C241 PL STYRENE CAPACITOR C242 ELECTR CAPACITOR C243 CERAMIC CAPACITOR 244 246 ELECTR CAPACITOR C247 0248 CERAMIC CAPACITOR C249 CKA 0 01 25V C250 ELECTR CAPACITOR C251 0 047 25V C252 ELECTR CAPACITOR C254 0 047 25V C255 ELECTR CAPACITOR C256 ELECTR CAPACITOR C257 C258 CERAMIC CAPACITOR 259 264 0 047 25V C265 CERAMIC CAPACITOR C301 ELECTROLYTIC CAPACIT 8010 50 80 CEAS2R2M50 CKD YX223M25 CEAS4R7M50 CCDSL181J50 ACG 036 CEAS470M16 ACG 037 CEAS010M50 ACG 037 CEAS010M50 CEAS470M16 CCDSL181J50 ACG 037 CCD CH680J50 102 16 Mark Description C302 0 047 25V C303 ELECTROLYTIC CAPACIT C304 0 047 25V C306 ELECTROLYTIC CAPACIT C307 CKA 0 047 25V 0308 0309 ELECTR CAPACIT 0 5 C316 ELECTROLYTIC 7 Parts No 038 222 16 ACG 038 C
18. ACP1045 VRTS6VS222 A CP1044 ACS1069 VRTB6V8103 ACP1043 RD1 4PM151J 1 4 81007 RD1 2PM103J RDR1 4P M1023 RDR1 4PM102J RDR1 4PM102J RDR1 4PM102J RDR1 6PU392J RDR1 4PM103J R301 R306 CARBON FILM RESISTOR RDR1 4PML T 12 Mark No Description Parts No R339 R362 CARBON FILM RESISTOR RDR1 4PM_L_LU R363 CARBON FILM RESISTOR RD1 4PM221J R366 R369 CARBON FILM RESISTOR RDR1 6PULILILY R370 R371 CARBON FILM RESISTOR RDR1 4PM362J R374 CARBON FILM RESISTOR RD1 4PM221J R418 R420 CARBON FILM RESISTOR RDR1 4PM105J R510 CARBON FILM RESISTOR R517 CARBON FILM RESISTOR RD1 4PM151J RDR1 4PMI102J R601 R604 CARBON FILM RESISTOR RDR1 4PM223J R607 R612 CARBON FILM RESISTOR RDR1 4PM_CLJ R614 METALFILM RESISTER R616 R623 CARBON FILM RESISTOR R625 CARBON FILM RESISTOR R628 CARBON FILM RESISTOR R634 R637 CARBON FILM RESISTOR R701 R702 CARBONFILM RESISTOR R703 CARBON FILM RESISTOR R709 CARBON FILM RESISTOR R710 METAL OXIDE RESISTOR R712 CARBONFILM RESISTOR R713 R716 CARBON FILM RESISTOR R732 RESISTOR 2 2M 1 2W R733 R735 METAL OXIDE RESISTOR R812 CARBON FILM RESISTOR R820 RESISTOR ARRAY 22K R825 RESISTOR ARRAY 22K Other Resistors OTHERS CN1 CONNECTOR CN2 CONNECTOR 13P CN3 CONNECTOR 4P CN4 CONNECTOR 4P CN5 CONNECTOR 4P J PLUG CORD X401 CRYSTAL RESONATOR X501 CERAMIC RESONATOR X502 CERAMIC RESONATOR 801 CERAMIC RESONATOR SCREW STEEL PIN JACK 2P TERMINAL 2 P JAC
19. CERAMIC CAPACITOR C29 C30 CKA 0 01 25V C43 C44 CERAMIC CAPACITOR LAUO10M ATC 244 LAU010M LAU2R2M LAUO10M LAUR56M LAUR39K LAUR56M LAUR39K LAUO10M LAU2R2M ATM1004 LAU2R2M LAU221K LAU220K LAU2R2M ATB 073 LAU470K ATM1003 LAU220K ATF1004 ATF1077 ATC 257 204 257 ATC 218 1011 ATE 068 1010 A TB 087 A TB1002 036 CCDCH220J50 CCDCH100D50 CCDSH100D50 CCDCH030C50 8 030 50 CCDSH100D50 CCDCH030C50 CCDSH030C50 CCDSH100D50 CCDCH150J50 220250 CCDSL221350 ACG 036 CCDCH100D50 Mark No Description C45 CERAMIC CAPACITOR C46 C47 C50 0 01 25V C55 C59 0 047 25V Parts No CCDCH150J50 ACG 036 ACG 037 C60 C62 C63 C65 C66 0 01 25V ACG 036 C69 C72 C73 C74 CERAMIC CAPACITOR C75 C78 0 01 25V C80 C81 CERAMIC CAPACITOR C82 CERAMIC CAPACITOR C83 C85 CKA 0 047 25V C86 C87 CKA 0 01 25V C88 ELECTR CAPACITOR C89 C98 CKA 0 01 25V C99 CERAMIC CAPACITOR C201 0202 0 01 25V C203 C204 0 047 25V C205 0 047 25V C208 ELECTROLYTIC CAPACIT C207 0 047 25 C209 ELECTROLYTIC C210 ELECTROLYTIC CAPACIT 211 0212 0 047 25V C213 ELECTROLYTIC C214 eds C215 0 047 25 C217 ELECTROLYTIC CAPACIT C219 CKA 0 047 25V C220 ELECTROLYTIC CAPACIT C222 PL STY RENE CAPACITOR C223 CKA 0 01 25V C224 0225 0
20. HES x USED 1 HEWZ HE r e USED t HEWZ HE ea eet ln C816 18 25 cess 18 28 2 SEES D ES ET ET EY 1 5 25 505 10725 ngis 3960 225 cess 10 25 0601 155 165 ELI pee C611 R tt 6 5 25 36k Cen Ce 56 e 100p VRS E See e um pp A h 50 oO SD ONLY 2 cei 1 LF 1 x 6 047 0 047 25 C604 T 64 aL 1000p 1 amp i 10604 0661 ODD TYPE iv t EN J amp 8605 224 10 Let outoul AK 81099 Ren cur pus Len AKBIOSD Reh ouiput TO IF ASSEMBLY J6 Pege 21 NO 56 1 11 12 LRESISTORS Indicated in N 1 4W 1 6W 1 8W 5 tolerance unless otherwise noted 19 G 2 10 20 tolerance 2 CAPACITORS Indicated in capacity uF voltage V unless otherwise noted pF Indication without voltage is 50V ekcept electrolytic capacitor 3 VOLTAGE CURRENT DC voltage V at no input signal Value in is DC voltage at rated power m
21. IF BAINO SWITCH 008 Amp 208 102 i Dirt SUFFER 0 12 2 BUFFER Qu3 BuFFER Qi MIEXI ia gt 129353178 ICIOB ICICS IF FOR METER 2105 SUFFER Y res 5 m 2p pi gt 12931 939 25 MPX 70 sun PERS pica aUFFER 5182 girs euis ex a4 o9 HA 14 2 RTI 974 12110 DETECTOR FOR METER 16103 09 1 7 060 306 ICD 5 93 9 RORSSBOXP 60 1 45 5 0 03 0104 0111 0114 2552668 vR1O2 0105 i 15 VROSZ 06 0107 0115 1 2562605 0110 125 241 C104 CIOS 111 0 12 0112 15585 Dir 2114 12 1K 26 02 003 006 C1 0160 0161 215 156 Cog c ID a3 CT 6 17 020 7 C F1D1 F108 ATF108G 53 39 175 9109 FS 2114 79 Fata Fiz VATE 119 2 3 3 6 i 60 1 LE EET 39 2 TATOGOAP TIO T106 1PASOO08 339 1 455 2 2 145 5 4 0111 0114 5 252666 VR102 1 58 WROST 7 0115 12 C2605 10 i 1 101 104 105 10 Cin 2 6114 119 2 215585 969 2 61 182 613 010 108 1 15 156 109 Ci10 115 5
22. LEAKAGE CURRENT CHECK Measure leakage current to a known earth ground water pipe conduit etc by connecting a leakage current tester such as Simpson Model 229 2 or equivalent between the earth ground exposed metal parts of the appliance input output terminals screwheads metal overlays control shaft etc Plug the AC line cord of the appliance directly into 120V AC 60Fiz outlet and turn the AC power switch on Any current measured must not exceed 5 5 Reading should Leakage not be above current Device under test Test all exposed metal surfaces e 2 wire cor gt O Also test with plug reversed Earth Using AC adapter ground piug as required AC Leakage Test ANY MEASUREMENTS NOT WITHIN THE LIMITS OUTLINED ABOVE ARE INDICATIVE OF A PO TENTIAL SHOCK HAZARD AND MUST BE COR RECTED BEFORE RETURNING THE APPLIANCE TO THE CUSTOMER 2 PRODUCT SAFETY NOTICE Many electrical and mechanical parts in the appli ance have special safety related characteristics These are often not evident from visual inspection nor the protection afforded by them necessarily can be ob tained by using replacement components rated for vol tage wattage etc Replacement parts which have these special safety characteristics are identified in this Service Manual Electrical components having such features are identified by marking with a A on the schematics and on the parts li
23. PIONEER ELECTRONIC EUROPE Keetbergiaan 1 9120 Beveren Belgium PIONEER ELECTRONICS AUSTRALIA PTY LTD 178 184 Boundary Road Braeside Victoria 3195 Australia TEL 03 580 9911 PIONEER ELECTRONIC CORPORATION 1991 dure This service manual is intended for qualified service technicians it is not meant for the casual do it yourselfer Qualified technicians have the neces sary test equipment and tools and have been trained to properly and safely repair complex products such as those covered by this manual Improperly performed repairs can adversely affect the safety and reliability of the product and may void the warranty If you are not qualified to perform the repair of this product properly and safely you should not risk trying to do so and refer the repair to a qualified service technician WARNING Lead in solder used in this product is listed by the California Health and Welfare agency as a known reproductive toxicant which may cause birth defects or other reproductive harm California Health amp Safety Code Section 25249 5 When servicing or handling circuit boards and other components which contain lead in solder avoid unprotected skin contact with the solder Also when soldering do not inhale any smoke or fumes produced 1 SAFETY INFORMATION FOR USA MODEL ONLY 1 SAFETY PRECAUTIONS The following check should be performed for the continued protection of the customer and service technician
24. Ratio i nane ux 50 dB Image Response Ratio 40 dB IF Response Ratig essen enne toan 60 dB Loop Antenna Audio Section Output Level Impedance FIXED FM 100 02070 1 000 mV O 5 0 eee enn 220 0 5 KQ VARIABLE PN 1 200 mV 264 mV Miscellaneous Power requirements U K model 240 Volts 50 60 Hz U S Canadian 120 60 Hz Multi voltage model 110 V 120 127 V 220 V 240 V swithchable 50 60 Hz Power Consumption 30 W DIMENSIONS 420 W x 106 x 327 mm 16 1 2 W x 4 3 16 x 12 7 8 D in Weight without package 6 5 kg 14 Ib 3 oz Furnished Parts U K model FM T type 858018 CO a Esa Sk nk xad DEAN EP CURA 1 LOOP Antenna PR ER VIR DER NET 1 Connecting Cord with Fin Plugs ME 1 Dperating Instructions 1 Other destination models FM T type M lk aea eU VS 1 AM Loop A
25. S 92 9 102 gt 205 OG261 x9 i HOt T H H 4082 0221 102 950 85 1582 MOUN YN S TYWHON es 1 0155 i008 oes 1 020 020 A AdM 43070 ace f TN SE 1902 ES RE i cuc Uu pi Se DERE se eae O NE i 1 TT 4 531114 O 23 CUM 2 829 0 SSV4 ISON 2001927 v222 1 5 31132N YO 2 ce uz 30 8020 74024 15 0 POZ 52 220 830 a92 i T Y SZH tom amp 2 3 853 z Oss Eizy feno 220103 8252 26272162 LOSI 9968S oc z CE 50 90 562752629062 rof rani poz TE BLO 92 404274222622 20225022 2252623 6 2 21 0 g21 1622 LEZI GIZI 450 92 6 122 22 212241122 79022 6022 592 at 082 2092 0552 50527 gt 062 0 gt 2 1Gp9 BRZD 222 2022 1022 862 802 4192 982 012 22 422 212822 992 8 0 92 92 9
26. input Noise reduction output som S MPX out put 23 RESET I ed Q amp 20 21 REMIN 2 un z Uo lt TR Reset input 24 Oscillator input H L Q 2 Jg 26 Vss 56 No Pin name Function Active 27 SELECT 1 F 93 F676 switching Key input 1 32 KEYIN 5 29 Key input 2 Key input 3 31 Key input 4 Key input 5 ey input 6 A ey input 7 Super narrow H a z L switch 6 37 8 3 ower out put Antenna AB switching KEYOUT 4 Key output CLK KEYOUT 3 E 3 est data or production C7570 enable en 39 4 42 43 5 4 E C7570 enable Cok gt E qn e L blanking light off C7570 QD enable LL CX7975B hip enable lock serial transmission E Te amp Q erial transmission 5V power source CXA1355L VHF UHF TUNER Pin Function Pin name IF OUT IF output terminal MIX Mixer output and IF Amp input MIX OUT2 VHF IN1 VHF IN2 Function VHF input terminal Normally 4 is grounded with the capacitor and input to pin GND terminal 7 OSC OUT OSC output for PLL and U V switching terminal Connected to 9V via a resistance of app rox 5 KOhms for VHF recepti
27. requirements are not satisfied 0 276 or greater Adjustment Title 98MHz NORMAL 6 Tertiary monaural distortion adjustment NORMAL Minimize distortion secondary with T203 Minimize distortion 0 4 or less Tertiary monaural distortion adjustment SUPER NARROW 98MHz SUPER NARROW 6 MONO 7 Adjust VR204 to center Adjust 1101 7102 and 7103 within 45 to minimize distortion 98 Lch only 8 Stereo distortion adjustment NORMAL NORMAL 6 Minimize distortion 0 4 or less Adjust VR205 to center Adjust T104 T105 and T106 within 45 to minimize distortion T104 T105 T106 98 Lch only 8 NORMAL 6 Stereo distortion adjustment SUPER NARROW Minimize distortion 296 or less 98 Leh only 8 SUPER NARROW 6 Maximize L to R separation 45dB or greater 98 Leh NORMAL 6 Maximize R to L separation 45dB or greater 98 Rch only Separation adjustment Maximize L to R separation 30dB or greater 98 Leh only 8 SUPER NARROW 6 Maximize R to L separation 30dB or greater 98 Rch only 8 Measure the output level of the output FIXED jacks when the MPX NR is OFF Turn ON the MPX NR Adjust to a level that is 1dB
28. 1 ORO E 16313 OS pe ee 7 egre 3 11 oro AHO 16201 9 y 1 loi 4620 15319 mt a NT f SO Que AH 9o3 LABE E cL I dE lloc p uu PER CE MER 1 110 0 150 15 5 154 0 VC BOMEX COBD _ V GOAL EAI J 1 2 yy POEK al o SS bBOMEH 2 20 LABE Dg AN saat 7 q E E E 530 540 OM eg S vC bOMEK COD ee OR Ug D x 590 iBVWOLOHWEL V bOMEH 2 O A 1500 5 55 SE E STS Rl SS E 24 bOMEK EOH HEMS HE YMD 1 2 520 5 0 eS i M RL eumd 55 5 T VC bOMEK TA E hm T CU 7 y E ub YE IlHYWOb
29. 1153323433 LE Ob 95555509554 8 8 IOWINOS indN A 13934 080 1 bai wWyoN E 2 t z a c zx a m SMOD 59112 po 12082 ERE LE 9 7 6 ME 480 5 2001919 20641 480 81v ros 2 0182 6500657 OBX 001217 soz 11880 602 2201317 2064106 890 3 202175421 am Ooid2vV 600955 0 327 41 100435 GO2HNA PO2 NA 612 217 MIR ET omais 0 0 927 02 1 1062 217 El onon iz ms 20 102 60 59 241 121 4262 21 rh en 183 7 41 015121 430 Nd u3Mo4 3 NEN 8 wen ch cosa 12 2 Mte Sa 9 3 10 t i 120 31 zo zx RNER eee POQ aiv T Rete i ba mr 7570 i 7191509 tot r i
30. 12 0 01 25 113 0 047 25 114 0 01 25 0115 0117 0 047 25 C118 CERAMIC CAPACITOR C119 CKA 0 01 25V 120 131 133 138 0 047 25V C160 C161 CERAMIC CAPACITOR RD1 8PMLIDID AAV1121 TA7060AP PA5008 RC4558DXP XDA143ES 2 8 XDC124ES 25 2603 25 241 25 2668 2502603 15585 2 1 261 15 156 COILS FILTERS AND TRANSFORMERS LAU2R2M LAU221K LAU100K LAU2R2M ATF1080 ATF1079 ATF 119 ATF1079 063 ACG 036 ACG 037 ACG 036 ACG 037 ACG 036 ACG 037 ACG 036 ACG 037 ACG 036 ACG 037 CCDCH101J50 ACG 036 ACG 037 ACG 037 CKDYX473M25 13 Mark No Description Parts No C162 CERAMIC CAPACITOR 163 164 CERAMIC CAPACITOR C165 CERAMIC CAPACITOR C166 C167 CERAMIC CAPACITOR C168 ELECTR CAPACITOR C169 C172 CERAMIC CAPACITOR C173 ELECTR CAPACITOR C174 CERAMIC CAPACITOR C175 0 047 25V C176 C178 CERAMIC CAPACITOR CKDYX103M25 CKDYX473M25 CKDYX103M25 CKDYX473M25 CEAS470M10 CKDYX473M25 CEAS101M16 CKDYX473M25 ACG 037 CKDYX103M25 931 932 MY LOR FILM CAPACITOR 60 C933 ELECTR CAPACITOR CEAS470M16 934 935 MYLOR FILM CAPACITOR CQMA103J50 C936 ELECTR CAPACITOR CEAS470M16 937 938 MYLOR FILM CAPACITOR CQMA103J50 C939 ELECTR CAPACITOR CEAS470M16 940 941 MYLOR FILM CAPACITOR CQM A103J50 C942 ELECTR CAPACITOR CEAS470M16 C943 C944 MYLOR FILM CAPACITOR CQMA103J50 C945 ELECTR
31. 2 292092 092 1 92 92 02 22 92 12 MUN en 1 is 8 7 23 6 I wast essi 01331530 310251 are yo xT trea acs 4 0 0 torn aod os 0s 22 alle 2 4770 2 Ius A b EE 5n e 129 3 con sS SENC VEE H32183A N amp i A 94 5029 i Mazz 479 3 E T ivr eT 1425 roe S52 r wats 4317 39NC2 011801530 i 022 ena EU La mpi pnis i 2 5 5 I d soza x 9125 a 5 Pal E shen 2 I t 4 8 4 20 Ch gt Qo l 2824 ozzy Er noZ e 2544 Cor nS i 5 S 40HHUN 5770 MON u0153130 202 5 a e arg 6020 2020 1020 ES a im eed BRE MEZ jE 2 07 _ M amp bt 0 6 8 2 L ADE NORMSL 8 GHO 1 8 I IF ASSEMBLY AWZ3319 _ e _ 101 0 05 0 06
32. 22J100 CQMXA182J100 000 00 CQMXA152J100 A472J100 CQMXA1223100 A392J100 CQSA821J50 CQMXA272J100 CQSA881250 CQMX A222J100 CQSAS561J50 CQMXA182J100 CQSA391J50 C366 C373 PL STYRENE CAPACITOR CQSA103J50 C374 C375 POLYESTER CAPACITOR CQMXA103J100 C376 C380 C383 0 047 25V C401 CKA 0 01 25V C402 CERAMIC CAPACITOR C403 CERAMIC CAPACITOR C404 CKA 0 01 25V C405 CKA 0 047 25V A CG 037 ACG 036 CCDCH150J50 CCDCH220J50 ACG 036 ACG 037 11 Mark No Description Parts No C406 ELECTR CAPACITOR CEAS101M10 C407 ELECTR CAPACITOR CEAS470M25 C408 ELECTROLYTIC CAPACIT CEANLR47M50 C409 POLYESTER CAPACITOR CQMXA 1037100 C410 ELECTR CA PACITOR CEAS101M35 C411 ELECTROLYTIC CEEA2R2M50 0412 0 047 25V 087 C501 CERAMIC CAPACITOR CCDUJ100D50 C502 PLSTYRENE CAPACITOR CQSA471J50 C503 CERAMIC CAPACITOR CKDYX223M25 C504 CKA 0 01 25V 036 505 CERAMIC CAPACITOR CCDSL101J50 C506 CERAMIC 0 010 ACG1021 C507 CERAMIC CAPACITOR 0 0224 ACG1022 C508 ELECTR CAPACITOR CEAS100M50 C509 CKA 0 01 25V 036 C510 CERAMIC CAPACITOR CKDYX223M25 C511 CERAMIC CAPACITOR 1000p ACG1020 C512 CERAMIC CAPACITOR 0 0224 ACG1022 C513 CERAMIC CAPACITOR 0 014 ACG1021 C514 ELECTR CAPACITOR CEAS330M16 C515 CERAMIC CAPACITOR 0 01 ACG1021 C516 CERAMIC CAPACITOR CKDYX223M25 C517 CERAMIC CAPACITOR 1000p ACG1020 518 519 ELECTR CAPACI
33. 25 834 25 2603 XDCI43ES 2541529 25 1115 25 834 25 2878 XDAI143ES XDC124ES 25 2603 XDC124ES 25C2603 XDC124ES 25 2603 15 156 155252 RD8 2FB RD4 7ESB SVC3218P 155252 RD8 2FB 155252 RD7 5EB SVC321C2 155252 RD5 1ESB 155252 RD8 2FB 10DF2FD S5566 RD12ESB HZS9A3L HZS6C2L 155252 HZS9A3L RD8 2ESB RD2 2ESB 155252 10DF2FD 185252 Mark No Description Parts No RELAYS 3 1 RELAY RY301 RELAY RY302 RELAY ASR 087 ASR1018 ASR1018 COILS FILTERS AND TRANSFORMERS L1 L10 AXIAL INDUCTOR L11 COIL L12 AXIAL INDUCTOR 114 AXIAL INDUCTOR L15 L19 L20 AXIAL INDUCTOR L21 AXIAL INDUCTOR L22 AXIAL INDUCTOR L23 AXIAL INDUCTOR L24 AXIAL INDUCTOR L25 L27 AXIAL INDUCTOR L201 L202 AXIAL INDUCTOR L204 COIL L205 AXIAL INDUCTOR L206 L210 AXIAL INDUCTOR L211 AXIAL INDUCTOR L401 AXIAL INDUCTOR L501 IF TRANSFORMER L502 AXIAL INDUCTOR L601 COIL L801 AXIAL INDUCTOR F501 CERAMIC FILTER F502 CERAMIC FILTER T2 RF TRANSFORMER T3 COIL T4 RF TRANSFORMER 5 RF TRANSFORMER IF TRANSFORMER 201 202 IF TRANSFORMEF T203 IF TRANSFORMER T501 COIL 502 IF TRANSFORMER CAPACITORS C1 C5 0 01 25V C6 CERAMIC CAPACITOR C7 CERAMIC CAPACITOR C8 C9 CERAMIC CAPACITOR C10 CERAMIC CAPACITOR 11 12 CERAMIC CAPACITOR C13 CERAMIC CAPACITOR C14 CERAMIC CAPACITOR 15 16 CERAMIC CAPACITOR C18 C19 CERAMIC CAPACITOR C20 C21 CERAMIC CAPACITOR C23 C26 CERAMIC CAPACITOR C27 C28
34. 3 9 t sos 3 7 105 NOG 091 LOOM A SOSHA gt 4 Ws 4 ick sets 205 az gt a 8 ue FOIRA 3 4095 TIST 9049 7925 40053 79 sia epee sso 91 8996 9sooT 213 zeai 2206 eye 962 9413 155 2585 5 0669 SPRI 159 2953 re3 Les Li 59 SEED es 209 TOLUA ZOE HA IO MA 202 1 AM 6091 2091 1097 2089 8301 gt 0 9042 21 uy a RES ani o B Fr a PEE a E 4 f 81 3974 ino 9176022 ped a 902 AP 1982 utt bi hs hong IMS IM B2 44 si IANO as 7 1 z 2 SO90 400874 10921 ol 2 9 z di GE 4 5 096 1090 PIEDI 21 lt lt t S3 amp v120X PO O ZO 0 dXO9Sgb24 Si 2 01 DI FOLD 52 84 39 2 2vOOVd i 15 91 o 28 2 10 2 sum EO 2 4 SA acs H3AIMO m 7 AdAL VON 0662 7 2 2 18 41356 7 227 950g 1 S6REZMY 2 2 erase BHI L lt i gt enit SH
35. 7 ATT1158 AAK1299 ADH1002 AEK 502 2061 ANB1442 ANB1443 AAK2191 ARE1208 1158 1299 1002 502 AHD2061 1442 ANB1443 AAK2191 ARB1328 ATT1158 pare ret or ere AAK1300 ADE 085 ADG1015 ADH 005 AEK 502 AHD2061 080 ANB1469 ANB1443 AAK2191 ARB1328 1157 PBZ40PO80FZK 59 F 93 HEWZ HE HB SD TUNER ASSEMBLY AWZ3317 AWZ3499 AWZ3500 The TUNER assembly AWZ3317 AWZ3499 AWZ3500 is the same as the TUNER assembly AWZ3501 with the exception of the following sections Part No ipti Remark AWZ3501 AWZ3317 AWZ3499 AWZ3500 C531 4 4 473 25 eremo fF ttt ntt sn C601 C602 CQSXA222J160 CQSXA152J160 CQSXA152J160 CQSXA152J160 C618 C619 C625 C626 CQMXAB822J100 CKDYB332K50 CQMXA822J100 CQMXA822J100 C620 C624 C627 C62B8 estt tum ACG 037 meesitnas 0 veeernureens C632 C633 t8 9 cre t t C638 C641 CKDYB472K50 C642 C645 4 CKDYX473M25 eveteoeeesn C724 1002 fF 810 CCDSEI01J50 CCDSL101J50 D808 D809 1995282 155252 L602 L609 ALTOYORA Q604 Q605 trem Q804 25 2603 ssec tov tts 25 2603 R40 R41 RD1 2PM103J sento R638 R639
36. A DC current at no input signal mV Signal voltage at FM 400Hz 75Hz DEV 4 5 Signal route Adjusting point The A mark found some component parts indicates the inportance of the safety factor of the part Therefore when replacing be sure to use parts of identical designation marked capacitors and resistors have parts numbers This is the basic schematic diagram but the actual circuit may vary due to improvements in design 1 Specifications for D3 1 to D3 5 are matched If you change D3 1 to D3 4 at the same time also change FM VCO assembly Likewise if you change FM VCO assembly at the same time change 03 1 to 03 4 In the case of both of the above mentioned D3 1 to D3 4 parts are mounted on the newly ordered FM VCO assembly use spare parts 11 12 x 8 8 10 45 P gsoe 6502 7 T 7 M sdQu 050 0508 OLi osos 16598 0401 9403 9509 E 2 26 9508 011 950 16505 9905 16503 ICS C 10312 9303 GS m LE ESTA CIO i C208 m lt gt 1 c208 5 1901 tC210 1 tC904 Tg REBT BOR Selon ot ORO 77 ag j me 2 iP 406 4 8 d 16205 2
37. DH 005 AKX 080 ARB1328 AHA1434 AHD2063 086 1017 1073 1125 HA ie A Ab ANZ N 7 f Parts of PANEL BASE 3 P C B s PARTS LIST NOTES Parts without part number cannot be supplied Parts marked by are not always kept in stock Their delivery time may be longer than usual or they may be unavailable The mark found on some component parts indicates the importance of the safety factor of the part Therefore when replacing be sure to use parts of identical designation When ordering resistors first convert resistance values into code form as shown in the following examples When there are 2 effective digits any digit apart from 0 such as 560 ohm and 27 ohm tolerance is shown by J 5 and K 10 Ez 1 2 Mark No Description Parts No ASSEMBLY AWC1004 56012 56 x 10 47810 47 x 103 0 50 ORG s 142 010 Terre Pee pe eet Feet 6 6 4 9 495797 594496 9 444 4 99644649894 5 486 6869 64 8 86484 946949 9444 4644 848488486884 HA Ce 48 When there are 8 effective digits such as in high precision metal film resisto 5 62k92 562 x 10 SEMICOND
38. EEA222M16 ACG 038 100 25 CEEANP100M25 C317 C318 ELECTROLYTIC CAPACIT CEAS6R8M50 C319 C321 ELECTR CAPACITOR C322 ELECTROLYTIC CAPACIT C323 C324 ELECTR CAPACITOR C325 ELECTROLYTIC CAPACIT C326 C330 ELECTR CAPACITOR C331 C333 ELECTR CAPACITOR C334 POLYESTER CAPACITOR C335 POLYESTER CAPACITOR C336 POLYESTER CAPACITOR C337 POLYESTER CAPACITOR C338 POLYESTER CAPACITOR C339 POLYESTER CAPACITOR C340 POLYESTER CAPACITOR C341 POLYESTER CAPACITOR C342 POLYESTER CAPACITOR C343 POLYESTER CAPACITOR C344 POLYESTER CAPACITOR C345 POLYESTER CAPACITOR C346 POLYESTER CAPACITOR C347 POLYESTER CAPACITOR C348 POLYESTER CAPACITOR C349 POLYESTER CAPACITOR C380 POLYESTER CAPACITOR C351 POLYESTER CAPACITOR C352 POLYESTER CAPACITOR C353 POLYESTER CAPACITOR C384 POLYESTER CAPACITOR C355 POLYESTER CAPACITOR C356 POLYESTER CAPACITOR C357 POLYESTER CAPACITOR C358 POLYESTER CAPACITOR C359 PL STYRENE CAPACITOR C360 POLYESTER CAPACITOR C361 PL STYRENE CAPACITOR C362 POLYESTER CAPACITOR C363 PL STYRENE CAPACITOR C364 POLYESTER CAPACITOR C365 PL STYRENE CAPACITOR CEAS4R7M580 CEAS1R5M50 CEAS010M50 CEEANP100M25 010 50 CEASORIMS 0 CQMXA823J100 2237100 CQMXA683J100 CQMXA153J100 CQMXAS563J100 CQMXA123J100 CQMXA393J100 CQMXA103J100 CQMXA333J100 823100 CQMXA223J100 CQMXA562J100 4 1832100 CQMXA3923100 CQMXA123J100 CQMXA332J100 CQMXA103J100 CQMXA2721100 A8
39. ITAL SYNTHESIZER TUNER F 93 HAS THE FOLLOWING Power Requirement AC 120 V oniy AC 220 230 V AC 230 240 V switchable AC 220 230 V AC 230 240 V switchable AC 220 230 V AC 230 240 V switchable AC 110 V 120 V 127 V 220 V 240 V switchable Change the connection with the primary wire of the power transformer This manual is applicable to the KU CA HEWZ HE HB and SD types Asto the HEWZ HE HB and SD types refer to page 59 Ce manuel pour le service comprend les explications de reglage en francais Este manual de servicio trata del metodo ajuste escrito en espanol CONTENTS i SAFETY INFORMATION erc D ox 559 E AJUSTE Im SE a SDSS 51 2 EXPLODED VIEWS PACKING AND PARTS LIST 3 7 IC INFORMATION Eee 56 Be PARTS LIST ener baia pues 9 8 CIRCUIT DESCRIPTION 58 4 SCHEMATIC DIAGRAM HM bere 15 FOR HEWZ HB AND SD TYPES em 59 5 P C BOARDS CONNECTION DIAGRAM seen 31 10 PANEL FAGILITIES en e iere 62 amp ADIUSTMENTS MM 41 II SPECIFICATIONS ae SCA 66 E IREGLAGE Diae tee eT 46 PIONEER ELECTRONIC CORPORATION 4 1 Meguro 1 Chome Meguro ku Tokyo 153 Japan PIONEER ELECTRONICS SERVICE INC P O Box 1760 Long Beach California 90801 U S A PIONEER ELECTRONICS OF CANADA INC 505 Cochrane Drive Markham Ontario L3R 8E3 Canada
40. J4 P C B pattern diagram indication Corresponding part symbol ox 9 S Y EC or Transistor E ENCODER ASSEMBLY 0215 Radiator type AWZ3321 r transistor e D203 R237 ESN H Capacitor 518 Capaci eoo Others ic FM VCO ASSEMBLY HE IC AWC 1004 Y Reiay R 3 14 NN Varable resistor or R L b Semi fixed resistor 3 capector terminal marked with double circles shows negative terminal 4 The diode terminai marked with doubie circles shows cathode side 5 The transistor terminal to which E is affixed shpws the emitter 1 Specifications for D3 1 ta D3 5 are matched you change D3 1 to D3 4 at the same time also change FM VCO assembly Likewise if you change FM VCO assembly at the same time change D3 1 to D3 4 In the case of both of the above mentioned D3 1 to D3 4 parts are mounted on the newly ordered FM VCO assembly use spare parts d E 90009000 Si d die op o 7 37 3 4 i 3 i 72 EW ACO 2 52251 EMCODEB 2 1 apis s Weseip gd st BE p i
41. K SCREW RN1 4PQ5601F 7071 4 4000 RDR1 4PM222J RDR1 4PM222J RDRI 4P RD1 2PM471J RD1 4PM681J RD1 4PM222J RS2LMF2R2J RD1 2PM101J RD1 4PM010J ACN 208 RS3LMF120J RD1 4PM101J RA8T223J RA8T223J 12 KPE13 KPE4 KPE4 KPE4 1111 551005 ATF1027 ATF1027 ASS1055 ABA1009 1099 060 AKN1006 BBZ30P080FCU DISPLAY ASSEMBLY AWZ3318 SEMICONDUCTORS IC901 IC803 FL STATIC DRIVERIC LC7570 D901 D904 DIODE D905 LED RED AMBER SWITCHES 5901 5929 SWITCH 155252 AEL1115 ASG1029 Mark No Description Parts No CAPACITORS C901 C902 CERAMIC CAPACIT 0 0224 ACG1022 RESISTORS R902 R903 CARBON FILM RESISTOR RD1 4PM151J Other Resistors OTHERS V901 FL TUBE ASSEMBLY AWZ3319 SEMICONDUCTORS 1 101 1 109 AMPLIFIER IC IC110 FM IC IC931 IC939 OP AMP IC Q101 Q102 TRANSISTOR Q103 Q104 TRANSISTOR Q105 TRANSISTOR Q106 Q107 TRANSISTOR Q108 Q110 MOS FET Q111 Q114 TRANSISTOR 0115 TRANSISTOR D101 D112 DIODE D113 D114 DIODE D160 D161 DIODE L101 L102 AXIAL INDUCTOR L103 L105 L106 AXIAL INDUCTOR L160 L161 AXIAL INDUCTOR L162 AXIAL INDUCTOR F101 F108 CERAMIC FILTER F109 CERAMIC FILTER F110 F112 CERAMIC FILTER F113 F114 CERAMIC FILTER T101 T106 IF TRANSFORMER CAPACITORS C101 CKA 0 01 25V C102 C103 0 047 25V C104 C105 CKA 0 01 25V C106 CKA C107 0 01 25V C108 C110 CKA C111 C1
42. NTENNA rx 1 Connecting Cord with Pin Plugs HH 1 Control Cord with Pin Plugs FEE AUR EVI Vera al 1 Antenna Adatpor 300 0 7 5 0 meme me 1 Operating Instructions stes d tei ats aA rore EAS 1 NOTE Specifications and design subject to possible modification without notice to improvements
43. OHWEE Bb u 22 qj PEK 7 LSOOWY S og bOMEH cv E MEME x M 230 0 1 7 00 bOMES 2 2 HEMX HE YMD HB LABE2 VCSSO S20A 3 E 3 P bC BOVKBDe 0 OPIS 1 si gg siu 5 22708 A 2 KINCY LAbE 5 3 2 1 2 3 4 5 6 7 TUNER ASSEMBLY POWER SUPPLY SECTION FOR TYPE _ _ 5 BOARDS CONNECTION DIAGRAM AMZ For NEWS ah MI types t AWZ3499 For HB type AWZ3500 For SD type rc Hias POWER SUPPLY SECTION FOR HEWZ HE AND HB 5 220 230 E desc ep e eee 7 A i o m AC POWER CORD 206 6 SE wm 120 58 5 A 0 POWER bo TRANSFORMEF NN AC POWER CORD 20v C 7 C220 23 24ov T 9 POWER 7 TRANSFORMER 5 LL MU ERES 4 POWER SUPPLY SECTiON FOR HEWZ HE AND HB TYPES AC230 240V mU AURI ETE PE e Ri rem me uc uH
44. R 21 TRANS HOLDER 22 HOLDERC 23 HOLDER D 24 T701 POWER TRANSFORMER ATT1156 25 HOLDER 26 NUT NK70FUC 27 NUT NK90FUC 28 BONNET PYY1093 29 C723 0 01 50 ACG1005 30 SCREW STEEL 1009 31 5801 ROTARY ENCODER ASX1011 32 TUNER ASSEMBLY AW2Z3501 33 IF ASSEMBLY AW23319 34 SCREW BBZ30P080FZK 35 SCREW ABA1047 36 WASHER WA92F140U100 37 SCREW VM230P060FCU QoN PANEL 1821 13 30 H 0 f Y 2 b 8598 JANYd rng 1 we SS tm Parts List of Front Panel and Packing Mark No Description 1 KNOB PLASTIC 2 LIGHT ACTION BUTTON 3 KNOB 4 FL FILTER 5 PANEL PVC 8 PANEL 7 PANEL BASE 8 HINGEL 9 HINGER 10 MAGNET PLATE 11 EJECT ASSEMBLY 12 SHAFT ASSEMBLY L 13 SHAFT ASSEMBLY R 14 DOOR PANEL 15 DISPLAY ASSEMBLY 16 SCREW 17 SCREW 18 SCREW STEEL 19 SCREW 20 MAGNET 2 DUMPER 22 PLUG CORD 23 CORD WITH PLUG MINI 24 FM ANTENNA 25 LITERATURE BAG 26 RF TRANSFORMER 27 OPE INSTRUCTIONS E 28 PAD 29 PACKING CASE 30 L BAR ANTENNA 31 PACKING SHEET 32 SPRING 33 SCREW 2 2 FRONT PANEL SECTION AND PACKING Parts No 1016 1733 AAD1971 AAK1300 AAK2191 AAK2158 AMB1821 ANG1558 AWL1081 AWL1082 AWL1083 8 AW2Z3318 PBZ20P040F 2K BPZ26P080F MC 1009 230 080 2 1016 1010 ADE 081 085 A
45. Ratio Mono 76 98 Stereo 73 dB Distortion at 80 dBf NORMAL Mono 0 03 1 kHz Stereo 0 04 96 1 kHz SUPER Mono 0 2 96 1 kHz Stereo 0 25 96 1 kHz Capture Ratio NORMAL eek oisi e pres PURELY 0 148 Alternate Channel Selectivity NORMAL 85 dB 400 kHz SUPER NARROW 85 dB 300 kHz Stereo Separation 60 dB 1 kHz 50 dB 20 Hz to 10 kHz Frequency Response 0 20 Hz to 15 kHz 6 3 dB Image Response Ratio 90 dB IF Response 5 4 100 AM Suppression BO dB Spurious Response Ratio 90 dB Subcarrier Product Ratio 60 dB Muting Threshold 23 2 dBf 61 2 dBf 6 step Antenna Inplit ERE db pP 75 Q unbalanced 66 AM Tuner Section Frequency TT 530 kHz to 1 700 kHz Step 10 kHz 531 kHz to 1 602 kHz Step 9 kHz Sensitivity Loop antenna 150 V m Selectivity MEN TER m 40 dB Signal to Noise
46. TOR CEAS4R7M50 C520 MYLOR FILM CAPACITOR CQMA393J50 C521 MYLOR FILM CAPACITOR CQMA103J50 C522 ELECTR CAPACITOR CEAS330M16 C523 CERAMIC CAPACITOR 0 0224 ACG1022 C524 CERAMIC CAPACITOR CKDYX223M25 0525 0526 ELECTR CAPACITOR CEAS010M50 C527 ELECTR CAPACITOR CEAS330M16 C528 ELECTR CAPACITOR CEASOR1M50 C529 CERAMIC CAPACITOR 0 0224 ACG1022 C530 CKA 0 01 25V ACG 036 C601 0602 PL STY RENE CAPACITOR CQSXA222J160 C603 ELECTR CAPACITOR CEAS470M25 0604 0 047 25 038 C605 ELECTROLYTIC CEEA222M25 C606 ELECTROLYTIC CAPACIT CEEA102M16 0608 ELECTR CAPACITOR 8100 25 C609 ELECTROLYTIC CEAS1R5M50 C610 390P 50V ACG 023 611 ELECTROLYTIC CAPACIT CEAS6R8M50 0612 C613 ELECTR CAPACITOR CEAS100M25 0614 PL PROPYTENE CQPA682G100 C615 ELECTR CAPACITOR CEAS330M16 C616 C617 ELECTROLYTIO CAPACIT CEEA100M25 C618 0619 POLYESTER CAPACITOR CQMXA822J100 C621 0622 CERAMIC CAPACITOR CCDCH330J50 C623 ELECTR CAPACITOR 8010 50 625 0626 POLYESTER CAPACITOR CQMXA822J100 C629 C630 ELECTROLYTIC CAPACIT CEEA100M25 C631 CKA 0 047 25V ACG 038 0834 0635 ELECTROLYTIC 100 25 Mark No Description 636 637 CERAMIC CAPACITOR C702 ELECTROLYTIC CAPACIT C703 ELECTROLYTIC C704 ELECTR CAPACITOR C705 ELECTR CAPACITOR C706 ELECTROLYTIC CAPACIT C707 CKA 0 047 25V C708 ELECTROLYTIC CAPACIT C709 ELECTROLYTIC CAPACIT Parts No
47. UCTORS 78 5621 Mark No Description Parts TUNER ASSEMBLY AWZ3501 SEMICONDUCTORS 08 TRANSISTOR Q9 MOS FET D3 VARI CAP DIODE 1 COIL 117 118 COIL COIL CAPACITORS C33 C34 C35 C36 C37 C38 C39 C40 C42 CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR CERAMIC CAPACITOR RESISTORS All Resistors ENCODER ASSEMBLY AWZ3321 SWITCH 5801 ROTARY ENCODER CAPACITOR 811 0 01 25 2502668 IC2 13551 2SK241 1 201 1 203 FM IC P A5008 IC204 1C205 OP AMP IC RC4558DXP KV1320 5 1 301 1 302 FM NR 0042 10303 10310 OP AMP IC RO4558DXP ATH 093 1 311 10314 OP AMP IC UPC4570HA ATC 077 315 OP AMP IC RC4558DXP 1C401 PLL SYNTHESIZER IC CX 7925B 1501 AM IC LA1247 CKDYX103M25 10502 LOGIC IC UPD4066BC CODCH150J50 CCDCH330J50 IC601 MPXIC 5007 000 10701 REGULATOR IC 8 060 801 TUNER CONTROL u COM 6514 0068 0 Ql TRANSISTOR 28 1115 CCDSH330J50 Q2 TRANSISTOR XDA124ES 006 0 Q3 TRANSISTOR 2502705 CKDYX103M25 Q4 TRANSISTOR 2502603 05 39K 122 RD1 8PML IL jJ Q6 N FET 28 161 07 FET 35 122 10 011 TRANSISTOR XDCI24ES Q201 Q204 N FET 29K 246 0205 TRANSISTOR XDC124ES ASX1011 Q206 TRANSISTOR 28C2878 Q207 N FET 2SK 246 Q208 TRANSISTOR 2802603 ACG 036 Q209 P FET 253103 9301 TRANSISTOR 28 1145 1 Specification
48. be memorized in each of the 1 to 10 STATION CALL buttons enabling a total of 40 stations to be memorized 7 MEMORY SCAN button Press to receive currentiy selected class and preset stations for a few seconds in sequence Press again and reception of the station presently being received will continue Hinged panel door INSIDE THE HINGED PANEL AUTO OPERATION button Press this button and the unit automatically switches between the following modes to find the one for optimum reception RF ATT 10 15 20 0 ANT iF BAND NORMAL SUPER NARROW e MPX NR ON OFF MPX MODE AUTO MDNO Automatically switches to mono in case of interference Muting turns on automaticaliy if signal is weak 0 MPX NR button When MPX NR is on MPX NR indicator lights up During reception of stereo broadcasts where the signal is weak set this to ON if noise is a problem Noise wili be suppressed and sound wiil become clearer NOTE e ff MPX NR is turned on during FM reception the MPX MODE automatically switches to AUTO This button s status is preset for each station In station memory This does not operate during AM signal reception or when the broadcast is monaural 1 SSS button When is on SSS indicator lights If turned on during reception of AM or when during reception of a manaural broadcast this will produce a simulated stereo effect which provides rich ambience SSS Spectrum Simulated St
49. ereo NOTE e f SSS is turned on during FM reception the MPX MODE automatically switches to MONO This button s status is preset for each station in station memory 2 AUTO LEVEL button This lets you select from among six signal threshold levels to determine the received signal level above which Auto Tuning will detect a station and stop The Signal indicator and Station Signal display indicate the set level If the station s signal level is lower than the set threshold level tuning will not stop at that station Press once and the current level is displayed Each subsequent time the button is pressed the level changes in order 13 S MPX button Switch ON when adjacent stations interfere with FM stereo reception even when the IF BAND is in the SUPER NARROW position Switching this on also automatically selects the SUPER NARROW IF BAND and AUTO MPX MODE NOTE e S MPX only operates during FM stereo reception The setting of this button 15 memorized together with the station in the station presets MEMORY button Press to memoriza preset stations The MEMORY indicator will remain lit for several seconds While the indicetor is lit select the class you want to memorize with the CLASS button and press the STATION CALL button 1 through 10 0 you want to memorize 15 BAND selector buttons FM Press to receive FM broadcasts AM Press to receive AM broadcasts ANT button Selects between two antennas c
50. hen the signal level is too weak for reception sound output is automatically muted MONO indicator lights up To receive stereo broadcasts in monaural If there is a lot of noise during stereo reception of weak signal you can reduce the level of noise by switching to MONO NOTE The setting af this button is memorized together with the station in the station memory FINE TUNING button Use this when sound is distorted owing to radio interference even though you are tuned to your desired frequency When FINE TUNING is operating the FINE indicator lights During FM reception the frequency is changed in 10 kHz steps When FINE TUNING is off it changes in kHz or 100 kHz steps By changing the frequency slightly with the TUNING button noise caused by interference cen be minimized NOTE When FINE TUNING is on and no station is being received muting is applied automatically to prevent noise Muting is not applied when Station is received even if there is much noise and interference Stations tuned using FINE TUNING can be preset i DIRECT button When this button is pressed the STATION CALL buttons function as ten key number buttons for direct input of the desired reception frequency When FINE TUNING is on during FM reception frequencies can be specified in 10 kHz steps If FINE TUNING is off frequencies can be specified in 50 kHz or 100 kHz steps 02 TUNING buttons If y
51. higher in relation to when the MPX NR is OFF Turn OFF the MPX NR after adjusting 98 Lch only 8 NORMAL 6 Noise reduction separation adjustment 10kHz Lch only 9 NORMAL 6 Minimize the distortion 2 5 or less PX distorti 1 S MPX distortion adjustment Lch 8 43 FM SG 1KHz 75KHz dev Frequency MHz Level dB F 93 Indication Adjustment and condition Point Adjust to optimum separation VR211 SUPER NARROW 6 ovens 5 ON 10 VR932 264 or more Repeat steps 30 and 31 if the separation requirements are not satisfied 26dB or greater VR102 Adjust S meter to 85dB VR101 Adjust S meter to 50dB VR102 Adjust meter to 804 4 Set the FM SG LEVEL dBuV so that the voltage between TP 15 and GND is approx 3V to 5V 5 Measure the output level of the output FIXED jacks when the input signal level from the FM antenna terminal is 60 dByV Lower the FM SG LEVEL dBuV so that the output level decreases about 3 dB And adjust in this state 6 Press the IF BAND button and select the IF BAND shown in the brackets 7 Set the TONE signal mode of the MPX SG to MONO 8 Set the TONE mode of the MPX SG to the channel shown in the brackets 9 Set the MPX SG tone signal to 10KHz and the TONE mode to Leh 10 Press the S MPX button and turn ON the S MPX Adjustment Title
52. le When you find it damaged ask your nearest PIONEER authorized service center or your dealer for a replacement FRONT PANEL FACILITIES ee qup amem adv OA GEM HOW roe Inside figure of the hinged panel EEE mme i f er aa D anad 0 509 09 02 D POWER STANDBY ON switch indicator This is the switch for electric power ON When set to the ON position power is supplied and the unit becomes operationai STANDBY When set to STANDBY position the main power flow is cut and the unit is no longer fully operational A minute flow of power feeds the unit to maintain operation readiness The STANDBY indicator lights when the power is STANDBY and goes out during ON NOTE As long as the power cord is connected to the outlet the memory continues to be protected f the power cord is unplugged the memory will be retained for several days 2 Operation display See page 10 8 STATION CALL buttons Use these buttons to preset stations and to receive already preset stations They are also used when performing direct access tuning DOOR OPEN button Use to open the hinged panel door 8 TUNING knob Use for manuai tuning To raise the frequency turn in clockwise direction to lower the frequency tum counterclockwise 8 CLASS button Use to switch between preset memory classes 1 to 4 in each class one station can
53. on Connected to OPEN for UHF reception z 52 V OSCB VHF oscillator Pin 00 is an open collector Connected to the power source via a resistance of V OSCC approx 500 Ohms or a choke coil Power source terminal 9V input terminal Input to pin and 2 by differential GND terminal UHF oscillator Pin is an open collector connected to the power source via a resistance of approx 500 Ohms or a choke coil UHF IN2 GRE lt Un Q EE C2 2 U OSCC U 1 U OSCB2 5 16 57 8 CIRCUIT DESCRIPTION S MPX circuit The S MPX is a circuit for eliminating the ultra close interference that cannot be removed with the standard MPX demodulator It can minimize the beat noise caused by adjacent stations 100kHz to 200kHz with FM stereo reception Standard 5 r 15K 19K 53 Desired Interference ncise Interference 4 Because the standard type MPX has a demodulation band up to 53 KHz it is affected by interferences However the S MPX Single Side band MPX has a demodulation band up to 38 KHz and is thus not affected by interferences Block Diagram IF Input 386 lt 90 38kHz O0 600 IC931 932 Phase Shifter Phase 1 935 1 933 936 9 4
54. onnected to the FM antenna A and B terminals ANT A or ANT B indicator lights up NOTE This button s status is preset for each station in station memory 17 RF ATT button Use when FM reception is too strong resulting in a distorted sound The RF ATT indicator lights and the set attenuator level is indicated in the station signa display Press once and the current level is displayed Each subsequent time the button is pressed the level changes in the following order 10 dB 15 dB 20 dB 0 dB un Normally this button should be set to 0 NOTE This button s status is preset for each station in station memory 8 IF BAND button Each time this button is pressed the bandwidth of the IF circuit switches between normal and super narrow for the FM band and the AM band The selected bandwidth is displayed as follows The NORMAL or SUPER NARROW indicator lights up Set to SUPER NARROW in case of interference from other stations NOTE The setting of this button is memorized together with the station in the station memory MPX multiplex MODE button Mode changes as follows each time this button s pressed 7 This button does not affect AM reception AUTO AUTO indicator lights up Depending on the broadcast station STEREO or MONO is automatically selected STEREO indicator lights up when a FM stereo broadcast is received NOTE W
55. ou press and immediately release the button the frequency changes 8 step at a time If you keep the button depressed for a few moments before releasing it then auto tuning operates and stops at the first station received You can set the signal level you want to be regarded as a station with the AUTO LEVEL button 64 Operation display ft LL CLASS SIGNAL Ji KHz ULLA LA 010111100 AUTO LEVEL MHz 8 O 0 1 Frequency indicator shows reception band and frequency 2 CLASS indicator Shows preset memory class 1 4 3 SIGNAL level STATION No RF ATT level AUTO LEVEL indicator After performing Manual tuning Auto tuning or Direct tuning SIGNAL lights and signal strength is displayed When recalling a station preset ina STATION CALL button STATION is displayed If you press the STATION CALL button of the recalled Station once more SIGNAL lights and the received signal strength is displayed for several seconds During RF ATT operation the attenuation level is displayed for several seconds When setting AUTO LEVEL the auto stop level is displayed for several seconds 4 AUTO OP indicator This lights when AUTO OPERATION is operating 5 S MPX indicator This lights when S MPX is ON 6 MEMORY indicator Lights for a several seconds when MEMORY button is pressed 7 Signal indicator When setting AUTO LEVEL the
56. reception level step is displayed AUTO LEVEL indicator This lights when setting AUTO LEVEL B5 AUTO V S MPX Ut p um MEMORY anr ei EEE EEE DIR TIN SUPER rir CE NARROW ae TI NE 0 8 ANT A indicators These indicate the selected antenna RF ATT indicator Lights when RF ATT of 10 dB 15 dB or 20 dB has been selected 7 NORMAL SUPER NARROW indicators These indicate the selected IF BAND mode 2 AUTO MONO STEREO indicators AUTO MONO Indicates the selected MPX mode STEREO When the MPX mode is switched to AUTO this lights when an FM stereo broadcast is received 3 FINE indicator This lights when the FINE TUNING button is pressed to change the frequency in 10 kHz steps during FM reception SSS indicator This lights when SSS Spectrum Simulated Stereo is ON 5 MPX NR indicator This indicator lights when the MPX NR is operating 11 SPECIFICATIONS FM Tuner Section Frequency 87 5 MHz to 108 MHz Usable Sensitivity Mono 11 2 dBf IHF 1 0 2V 75 Q 50 dB Quieting Sensitivity NORMAL vn rerit sai Mono 15 9 dBf 1 7 75 0 Stereo 36 2 dBf IHF 17 7 amp V 75 Q NORMAL vun d Mono 0 8 7 Q Stereo 26 uV 75 Q Signal to Noise Ratio Mono 96 dB at 80 dBf Stereo 88 dB at 80 dBf Signal to Noise
57. s for 03 1 to 03 5 are matched If you change 03 1 to 03 4 at the same time also change FM VCO assembly Likewise if you change FM VCO assembly at the same time change D3 1 to D3 4 In the case of both of the above mentioned D3 1 to D3 4 parts are mounted on the newly ordered FM VCO assembly use spare parts Mark No Description 10 Q302 TRANSISTOR Q303 TRANSISTOR Q304 TRANSISTOR 0401 N FET Q402 TRANSISTOR Q403 TRANSISTOR Q501 Q502 TRANSISTOR Q503 TRANSISTOR Q504 TRANSISTOR Q505 Q506 N FET Q507 TRANSISTOR Q601 Q603 N FET Q701 N FET Q702 TRANSISTOR Q703 Q704 TRANSISTOR Q705 TRANSISTOR Q706 TRANSISTOR 0707 TRANSISTOR 0708 TRANSISTOR Q709 Q712 TRANSISTOR Q713 TRANSISTOR Q714 TRANSISTOR Q715 Q716 TRANSISTOR Q717 Q718 TRANSISTOR Q719 TRANSISTOR 0801 TRANSISTOR Q802 Q804 TRANSISTOR D1 D4 DIODE D2 DIODE D201 D202 ZENER DIODE D203 ZENER DIODE D204 VARI CAP DIODE D205 D207 DIODE D301 D302 ZENER DIODE D303 D307 D401 D404 DIODE D405 ZENER DIODE D501 D502 VARI CAP DIODE D503 DIODE D504 ZENER DIODE D505 DIODE D601 ZENER DIODE D701 D706 DIODE D707 D710 DIODE D711 D712 ZENER DIODE D713 D714 ZENER DIODE D715 ZENER DIODE D716 DIODE D717 ZENER DIODE D719 ZENER DIODE D720 ZENER DIODE D721 DIODE D722 D725 DIODE D801 D802 D804 D809 DIODE Parts No XDCI49ES 2541145 8 25 246 28A1115 25 2603 25 246 25A1115 2502603 XDAI24ES 25 246 25 2603 26 117 25 246
58. sensitivity up 1600KHz 1600KHz adjustment 1601KHz 1 Low level 3 1602KHz 1 TC501 NORMAL 2 Repeat steps 3 and 4 to satisfy the requirements 1010KHz 100 1010KHz 8501 Set the voltage at 5 0 0 2V 1008K Hz 1 1008KHz 1 between TP 18 and GND 1 For types HE HB HEWZ and SD adjust the frequencies the parentheses 2 Press the IF BAND button to make the IF Band Normal 3 Measure the voltage between TP 18 and the GND when the AM SG Level dBuV m is set to S0dBuV m Lower the AM SG Level dBmyV m until the voltage is half the original value 5 meter adjustment Loop antenna F 93 center center AM antenna terminal Fig 6 1 AM Adjustment Connection Diagram 41 6 2 FM TUNER SECTION Press the Band Select button to go to the FM mode Press the ANT button to select the antenna terminal with the FM SG output connection Press the RF ATT button to select 0dB RF ATT OFF For adjustments without indications turn OFF AUTO OPERATION MPX NR SSS S MPX and turn the MPX MODE to AUTO See page 44 regarding 4 through 10 FM SG 1KHz 75KHz dev Frequency MHz F 93 Indication Adjustment ag Adjust the voltage to 20 0 0 1 108M Hz L18 V between TP 17 and GND No signal Confirm the voltage between 87 5MHz TP 17 and GND is 7 1 0 6V Maximizes the voltage between 9 15 and GND
59. st in this Service Manual The use of a substitute replacement component which dose not have the same safety characteristics as the PIONEER recommended replacement one shown in the parts list in this Service Manual may create shock fire or other hazards Product Safety is continuously under review and new instructions are issued from time to time For the latest information always consult the current PIONEER Service Manual A subscription to or ad ditional copies of PIONEER Service Manual may be obtained at a nominal charge from PIONEER 2 EXPLODED VIEWS PACKING AND PARTS LIST NOTES e Parts without part number cannot be supplied Parts marked by not always kept in stock Their delivery time may be longer than usual or they may be unavailable e The mark found on some component parts indicates the importance of the safety of the part Therefore when replacing be sure to use parts of identical designation 2 1 EXTERIOR SECTION Parts List of Exterior Mark Description Parts No i ROTARY KNOB 1232 2 NAME PLATE METAL 3 SCREW 1011 4 SCREW STEEL ABA1048 5 SCREW 1074 6 SCREW STEEL 1086 7 AC POWER CORD ADG1057 8 SPACER 9 WOOD COLLAR 1165 10 BARRIER 11 SPACER 12 SPACER SUPPORT AEP 182 13 FOOT 0 9 14 INDICATING LENS AMR1160 15 SIDE BOARD L AMS1054 16 SIDE BOARD AMS1055 17 CHASSIS 18 FRONT PANEL 1469 19 REAR PANEL 20 PCB HOLDE
60. tereo amplifier CONNECTING THE POWER CORD For U S and Canadian models Household electrical outlets are provided with specific polarity a live side and a neutral ground side This unit utilizes such polarity in order to improve sound quality As shown in the illustration be sure to insert the power plug so that its blades match the width of slots in the outiet Household electrical outlet Long slot is neutral ground side insert the wide blade into the ground side slot 5 CONTROL jacks U S Canadian Multi voltage models only IN OUT jacks for Pioneer remote control signals The basic functions of this tuner can be operated from the remote contro unit supplied with Pioneer amplifiers bearing the 1 mark CONTROL CONT EA JB To the CONTROL er IN jack of other component Amplifier F 93 a Remote control unit Power cord POWER CORD CAUTION Handle the power cord by the plug Do not pull out the plug by tugging the cord and never touch the power cord when your hands are wet as this could cause a short circuit or electric shock Do not place the unit a piece of furniture etc on the power cord or pinch the cord Never make a knot in the cord or tie it with other cords The power cords should be routed such that they are not likely to be stepped on A damaged power cord can cause fire or give you an electrical shock Check the power cord once in a whi
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