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1. gael m VIDEO IN 1 J12B2691N scL es 7 T 1 T Lewa x 7 R103 2WATT 1039 R112 eas e 2 2 g n LA4224 1 WATT gt E T ii 4 an SW aM ond 25 2814 if 9 9 x EIE og d Ritt R 1166 E OU 4 s 16847 4 12 m FORNTSC x 4 4 7 EMA7LBWA Ws S LIST OF REPLACEABLE TRANSISTORS C012 T X 1 202 259335 TYPE ger 259235 254115 25 5 8 77200181 i 7120182 an ovon 25 1037 CHIP El 254179 25 107 SP901 0 77200221 RS 25017405 TYPE 10 13400 eon 14THCODE 25017405 25 845 25 1815 RB37 R838 m 1C201 xm AD 77200183 QRS QAPA Y GR ZZ EMILBWA 76818 x n RE AR 7010022 OYGR n m IFIDEO CHROMA ons gg y
2. Service Adjustments with Replacing Memory 802 INITIAL DATA DESCRIPTION Switching of RF Pre shoot and Over shoot RF Pre shoot Over shoot Adj TINT 16 15 RF Tint Adj TINT 443 16 15 4 43 SHRF 32 31 RF Sharpness TEXTC 128 127 OSD TEXT Contrast Volume Control Adj De emphasis TC VIF System Switch SIF System Switch Video Level Adj FM Level Adj IF Test IF Test 1 IF Test 2 IF Test 8 Correction of Horizontal Frequency Switching of H blanking and Flyback Pulse Setting of Colour Killer Level H Blanking Control Left H Blanking Control Right RF AFC Gain amp Gate Adj RF V Sync Separation Adj RF V Countdown Circuit Adj AV AFC Gain amp Gate Adj AV V Sync Separation Adj AV V Countdown Circuit Adj Incorrect operation prevention at the time of a special signal RF mode HLVDRF HLVDAV VCO SW Incorrecr operation prevention at the time of a special signal AV mode C VCO Agj Switch VCO ADJ C VCO CROSS BW Pattern Output AVNCON Contrast Adj of the blue back in AV mode AVNBRI Brightness Adj of the blue back in A
3. 1AA4B10S0160A B Voltage Supply Adjustment FOCUS ADJUSTMENT 1 Receive the monochrome circular pattern 2 Set the brightness to normal and contrast to maximum 3 Adjust the focus control on the F B T for the best focus on the screen centre MAIN BOARD B Upper side 14 The following special functions be set this set 1 Volume Lock setting With this function a maximum sound volume limit can be set at any level SOUND Hi 18 2 Tuning Lock setting Once TUNING LOCK is switched on further channel tuning Pre set is not possible The Channel Swapping function also is not possible TUNING LOCKED 3 Music Mode setting When Music Mode is ON Programme position from 91 to 99 and 0 are set Music Mode Only sound is provided and any picture is not on the screen under Music Mode Turns black MUSIC scre
4. Y Y 14 dl 97 Ext Audio Input 9 APC Filter VCO Coil 1 5 VCO Coil 2 5 VCO Filter 5 Video Output AFT Output 5 Bus Data Black Level Detector sng Bus Clock 5 ABL G 1 Internal Video Input 5 IN Video Vertical Red Input Green Input 5 dIAV IO aso Blue Input Fast Blanking Input RGB Red Output l1SVHINOO External Video Input Y IN Video Vertical BUS Ground 5 Selected Video Output 9 Chroma 1 Filter Chroma APC2 Filter Green Output 9 Blue Output 9 fsc output or C HAO LNO AAIY Sync output OSA Horizontal AFC Filter 5 Horizontal Output 5 E lt Cm 22 2 29 9 55 I3 9 5 Li o 32 000 5 112 70 d D g
5. EMTLBWA CIRCUIT DIAGRAM NOTICE 11 Expression of capacitance and resistance in circuit diagrme THE SERVICE PREG ANTON PRODUCT SAFETY NOTICE resistance value are ohms 1 000 M 1 000 000 The area enclosed by this line is directly connected with AC mains voltage Product safety should be considered when a All resistance rated wattages are 1 6W unless otherwise noted Capacitance Example When servicing the area connect an isolating transformer between TV receiver and AC component replacement is made in any area Excepting electrolytic capacitors all capacitance values of less than 1 1000 C M 2 D J 5 line to eliminate hazard of electric shock of a receiver are expressed F and more than 1 are pF L Characteristic K 10 Components indicated by a mark in this 4 All capacitance rated voltages are 50V unless otherwise noted EE AE M 20 TRANSISTOR DIODE AND INTEGRATED CIRCUIT TERMINAL GUIDE 2 lowable error 420 circuit diagram show components whose 5 All inductance values are m Ceramic mT A U D C COLLECTOR A ANODE CHIP PARTICULAR COLOUR TELEVISION values have special significance to product 6 Voltage readings take with a VTVM are from point indicated chassis Rated voltage 1 000V COMPONENTS PARTS SYMBOL safety It is particularly recommended that only ground
6. umm MT GLAZE ARBON CARBON JA CARBON MT GLAZ JA CARBON 3539 MT GLAZ ZA CARBON 120 MT GLAZ JA CARBON 220 MT GLAZ JA WIRE WOUND 349 MT GLAZ JA CARBON 560K MT GLAZ JA OXIDE MT 27 OXIDE M JA 1 560K MT GLAZ JA CARBO 470K MT GLAZ JA CARBO 47 MT GLAZ JA CARBON 22K MT GLAZ JA CARBON 22K MT GLAZ JA FUSIBLE RES 10 CARBON JA OXIDE MT 140 MT GLAZ JA CARBO 22 MT GLAZ JA CARBO 5 6K MT GLAZ JA FUSIBLE RES 680 MT GLAZ JA CARBON 1K MT GLAZE JA CARBON 22K CARBON JA CARBO 470 CARBON JA SOLID 5 6M MT GLAZ JA SOLID 5 6M MT GLAZ JA CARBON 100K MT GLAZ JA MT GLAZE 4 7K MT GLAZ JA CARBON 150K MT GLAZ JA OXIDE MT 33K MT GLAZ JA CARBON 12K MT GLAZ JA CARBON 10K CARBON JA FUSIBLE RES 18 MT GLAZE JA OXIDE MT 0 27 CARBON JA CARBON 330 MT GLAZ JA CARBON 27 MT GLAZE JA OXIDE MT 270 MT GLAZE JA OXIDE MT 12 CARBON JA CARBON 12 MT GLAZE JA 401 OXIDE MT 12 CARBON JA 401 CARBON 1 MT GLAZE JA 401 CARBON 4 7 MT GLAZE JA 105 MT GLAZE CARBON JA 401 105 MT GLAZE 10 MT GLAZ JA 401 105 MT GLAZE 22 MT GLAZ JA 401 025 CARBON 22 MT GLAZ JA 401 027 CARBON MT GLAZ JA 401 105 MT GLAZE CARBON JA 401 105 MT GLAZE CARBON JA 401 105 MT GLAZE CARBON JA 1 401 105 MT GLAZE CARBON JA 1 401 105 MT GLAZE MT GLAZE JA 401 105 MT GLAZE CARBON 3 9K JA 1 401 105 MT GLAZE MT GLAZE 0 000 ZA 401 105 MT GLAZE CARBON 82K JA 1 4W 1 401 105 MT GLAZE CARBON 82K 1 4W 1 401 105 MT GLAZE CARBON 1 JA 1 401 024 CARBON CARBON 10K JA 1 401 105 MT GLAZE CARBO
7. NI O3GIA L 4300930 1 319191 sng 9 2191 934 354 x 100291 1291044 1914 MVS LOLX 4 LNOWS O3GIA sng Oll LNY Chassis Block Diagrams SYSTEM CONTROL 209 MO1 HOuH3 H3MOd g 9 u o LINOYIO MOT SAILOV ONAS LYA NOIL0414450 MOT SAILOW NI ONAS ZIHOH 110 280 91898 LO8X NI OSO 050 USH ANI GSO u amp in 9 mv LNO N3349 GSO LNO GAY GSO LNO GSO NO LNO G37 H3IALL NO diNV 3ud O3dIAl HOIH 3ALLOV 1025 LAdNI TWNOIS 13V IWNOIS OLOHd MO1 440 HOIH NO H3MOd YANNL 5 3 HOLIMS V98A8VXXO A3M NI HOLIMS AJY MOT 3ALLOV 13539 10821 ONOW HOIH NO ALNW 20021 IC Block Diagrams 201 lt IF Video Chroma Def gt LA76818A Audio Output gt FM Output Selected Audio Output PIF AGC RF AGC Output gt PIF Input PIF Input 2 IF Ground 33 Q IF OF FM Filter
8. 192 esind Hec Lona 19114 OSA jeg p u 901 T a 2 1 5 194 2415 zzn aWnton 3A TIOA g Tm Wat anes jed lia 3NQHOA MSY Y 29V 4H 95 3l du ino oipny 1 INATOA indui x B no i JG 9 T OSpIA e ug 6 n i A Jl 29 95 4 9 D punos 24 did q o SOPA m T jew s TI ru SEATS SO ie lt T ain Nd TAS Pa pc 4 u 6 18225 142 41A H IC Block Diagrams 501 lt Vertical Output gt LA78040 LA78040N Thermal Protection 9 j 5 o gt 2 2 8 2 E E gt mre zr ag 55 o Ex 92 gt 0 ze 22 5 OW un gt 001 lt Audio gt 4266 Filter 2 OUT2 Power GND GND Service Information Protection Circuit This TV set has a built in power supply protection circuit
9. 12 Service Mode Adjustments Items 14 17 19 21 GREY SCALE 1 Receive the monochrome circular pattern 2 Set the brightness and colour to normal contrast to maximum 3 Enter to the service mode 4 Set each value of Item 14 RBIAS 15 GBIAS 16 BBIAS 17 RDRIV and 19 BDRIV mode to 64 5 Select Item 20 mode to be one horizontal scanning line and turn the screen volume on the FBT to obtain just visible one coloured line 6 Press the 1 Red Bias 2 Red Bias 5 Green Bias 6 Green Bias 9 Blue Bias Blue Bias button to adjust the brightness of each colour until a dim white line produced Please see the control button alloca tions in this mode 7 Select Item 21 DRV mode to enter the white balance adjusting mode 8 Press the Red Drive 4 Red Drive Blue Drive or RECALL Blue Drive button alternately to produce normal black and white picture 9 Exit from the service mode 10 Check for proper grey scale tracking at all brightness levels NOTE If the grey scale adjustment is made after picture tube replacement check the high voltage Red Bias Red Drive Red Bias Red Drive MAIN BOARD Green Bias Green Bias Blue Drive Blue Bias Blue Drive Blue Bias SCREEN VR
10. 6 1 9V 7 23V 8 50V 9 50V 10 2 3V 11 34V 12 OV 13 5 0V 14 34V 15 5 0 16 OV 17 48V 18 42V 19 OV 20 21 22 23 5 0V 24 ov 25 26 02 27 44V 28 5 0V 29 30 5 0V 31 49 32 5 0V 33 5 0 35 5 0 36 5 0 Q111 Q261 Q431 Q432 Q611 Q612 Q613 Q631 Q661 Q681 Q684 Q685 Q686 1 3V 2 3V B 1 0V B 17 8V OV 1 0V 0 2V 16 0V 0 1V 0 3V 19 0V C14 5V 133V 1 0V 1 0 323V 18 5 1 0 5 1V ov 19 0V 0 5 3 0 ov 11V 14 9V 10 E ov 3 3V 14 9V 0 ov 02V 18 5V 0861 0871 0881 0886 4 4 8 6V 0 4V 0 7 5 0 48 4 2 ov 5 0V ov ov ov 201 19 201 20 201 21 201 23 201 27 201 28 201 44 out gt lt out gt drive gt gt lt Sandcastle gt lt CVBS int gt 3 4Vp p 3 8Vp p 3 6Vp p 1 0Vp p Vert 1 8Vp p Horiz 4 6 Horiz 0 8Vp p Horiz 201 46 501 5 Q431 C Q432 B Q432 C Q612 C Q613 B lt Y out gt lt V out gt lt H drive gt lt H out gt lt H out gt lt Power drive gt lt Power drive gt 1 9Vp p Horiz 424Np p Vert 28 8Vp p Horiz 16 4Vp p 920Vp p Horiz 4 2Vp p 4 3 613 lt Power out gt 488Vp p On the CRT Board Q701 Q705 Q703 Q721 Q751 22V 23V B 22V 0 6V B 9 1V 974V C961V C
11. R874 05 GLAZE 08 ZENER DIODE MTZJ16A 52 R875 05 GLAZE 07 DIODE RU3M R876 05 GLAZE 08 DIODE 1N4148 R877 57 CERAMIC 07 DIODE 152076 R881 05 GLAZE 07 DIODE 152471 R882 05 GLAZE 07 DIODE 155133 R883 05 GLAZE 07 ZENER DIODE MTZJ6 8A R886 05 GLAZE 07 ZENER DIODE RD6 8EB1 R892 05 GLAZE 08 ZENER DIODE MTZJ6 8A R893 05 GLAZE 07 DIODE ERA15 02 R894 05 GLAZE 07 DIODE 5 10 07 DIODE 5 10 VARIABLE RESISTOR 07 DIODE 05 10 VR631 645 006 VR SEMI 2K N 07 DIODE 05 10 652 000 VR SEMI 2K 407 PHOTO COUPLE PC123Y52 407 PC TLP421F D4 BL 407 DIODE 155133 407 ZENER DIODE MTZJ8 2C 407 ZENER DIODE RD8 2EB3 408 ZENER DIODE MTZJ8 2C 407 DIODE ERA91 02 407 DIODE RU3M 407 DIODE EU2 407 DIODE 027 407 DIODE RU3M 407 ZENER DIODE MTZJ10B 407 ZENER DIODE RD10EB2 408 ZENER DIODE MTZJ10B FILTER COIL 407 DIODE DS442X INDUCTOR 3 30 408 DIODE 1N4148 PIPE CORE 407 DIODE 155133 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 40 4 4 4 q C 4 0 C C PPP gt gt gt gt gt gt Co CO CO E N N CX Xx VU
12. The following picture appears on the screen TV AV MENU CLR TV AV Selector 4 Press the PROGRAMME UP on the TV set while the above On Screen Display is still on the screen The following picture appears on the screen TV AV MENU DSDDd000 PROGRAMME UP This completes the initialization of memory IC Following shows the initialized contents of memory data by this procedure Plug amp Play No executed Inhibit Data Cancelled Ch Skip Data Cancelled Sound Volume Data 10 63 steps Volume Lock OFF Tuning Lock OFF Music Mode OFF AV Start OFF Colour System AUTO Service Adjustments with Replacing Memory 802 2 Required Service Adjustments Readjust the following service adjustments Adjustments Service Mode No amp Item RF AGC Item 01 RF AGC Horizontal centre Item 02 H PHA Vertical size Item 04 V SIZ Vertical S correction Item 05 V SCO Vertical linearity Item 06 V LIN Gray scale 14 17 19 21 Further adjustment please refer to 12 13 Following table shows the initial values which have been stored in the CPU ROM and items for the service adjustments Service mode adjustments table in CPU ROM INITIAL DATA DESCRIPTION RF AGC Adj H Phase H Centering Adj 50Hz V Position V Centering Adj 50 2 Fixed V SIZ 00 127 V Size Adj 50Hz V SCO 00 31 V S Correction 50Hz V LIN 0
13. gt TRANSFORMER T431 652 TRANS DRIVE 471 645 TRANS FLYBACK 11 645 TRANS POWER PULSE COIL L171 TRANS OSC 38MHZ TRANS OSC 38MHZ L234 CARBON 120 JA 1 6W L235 CARBON 120 JA 1 6W L236 CARBON 120 JA 1 6W 1431 FILTER COIL n CORE PIPE 07 DIODE 152076 07 DIODE 152473 LINE FILTER 07 DIODE 5442 LINE FILTER 08 DIODE 1N4148 LINE FILTER 07 DIODE 155133 CORE PIPE 07 DIODE 152076 CORE PIPE OF DIODE 152473 CORE PIPE 07 ZENER DIODE MTZJ6 8A CORE PIPE 07 ZENER DIODE RD6 8EB1 CORE PIPE 08 ZENER DIODE MTZJ6 8A CORE PIPE 07 ZENER DIODE MTZJ6 2C CORE PIPE 07 ZENER DIODE RD6 2EB3 08 ZENER DIODE MTZJ6 2C 52 07 ZENER DIODE RD3 6EL 08 ZENER DIODE RD3 6EL oO Bas 155355 17 DIODE 206 8 DIODE RD6 8EB1 MISCELLANEOUS DIODE MTZJ6 8A AF601 423 DIODE MTZJ36A 423 C5SW 645 3576 HOLDER FUSE 403 042 2405 645 3576 HOLDER FUSE 645 8423 TUNER U V RESISTOR 645 2753 TUNER U V R701 1 MT GLAZE 645 6228 UNIT REMOCON RECEIVER R702 1 CARBON 645 2973 JACK RCA 2 R704 1 MT GLAZE 645 800 TERMINAL BOAR R705 1 645 1275 JACK 2 R707 1 MT GLAZE 408 4400 THERMISTOR PT BF 9RO0Q20 R708 1 645 4701 SWITCH PU
14. 25 TXXGADI2572 M0 8 ra a 2 C662 o ff FO 0742 R743 8723 R702 732 JTTB2490N mt D605 Im i 16EM470 Ui y 165555 DEM X nd E qu PUN ven i PH D741 8605 G fuse 2000 1 eus eu RABI po oa 4 01 I d 1 2DJ560K en 10 28A1015 0 s rM TIBIAE J rl i 8615 R607 7 0603 0608 0422 DT gas T0 x 0617 5805 1 5501 C602 D603 D606 Zenar 1603 1 AN 1 e PUXAR 4 122 ys emos aes 1945 x 00012 054 DJ82K 0 3 00 22 T de oen Jus is p M d x 0613 SEP avan H Eg id 86 epum 1 FASBOS40N 825 1605 ba Ww 1000024 221801408 so MESI R424 EN ul DZXLBZATGA Dus 618 251 T D476 1K 22K FJ0 01 D BE EM 257 Qus Dass 2n X 15905 S1086230N t We R628 629 m Ho oe no ed MORS PROTECT TP EE F601 x A E 250 1000 de say A 2B0KMTO00xN M MIZI6 BA EMI 5606
15. 2SA933S R Tantalum Solid 2803332 R Aluminium Solid 28C3332 S Electrolytic Non polarised Electrolytic Aluminium Solid with Organic Semiconductive Electrolytic 25 2274 Double Layered Electrolytic 25 2274 25 2274 25 2274 25 2647 RESISTOR 2SA984 E CARBON 4 7K J A 1 AW 25 984 Rated Wattage 25 2412 T146 25 2412 T146 S Performance Symbols 28C2812 L6 TB A General B Non flammable Z Low noise Other Temperature coefficient 25C2812 L7 TB Tolerance Symbols 25C3928A1R A 0 05 B 0 1 C 0 25 D 0 5 28C3928A1S 51 2 J 5 10 25 1913 ue 2 2 5 15 25 1913 5 ated value ohms K 1 000 M 1 000 000 2901740970 2SC1740S R Material 25 17405 5 Metal Film 2SC1815 GR Oxide Metal Film 25 1815 0 Composition 25 1815 Metal Glaze 25 945 WIRE WOUND Wire Wound 28C945A QA CERAMIC RES Ceramic FUSIBLE RES Fusible 28C945A RA 25 17405 0 Material CU CU R TT2138LS YB11 C5SW 405 25 17405 UPC78M05AHF 405 25 17405 5 801 LC863440V 5Y67 TLM 405 2SC1815 GR IC802 24LC08B P 405 25 1815 0 405 25 1815 405 25 945 C003 405 25 945 405 25 945 C004 405 25 2412 T146 405 25 2412 T146 5 C005 405 2SC2812 L6 TB 405 25 2812 C006 405 2SC3928A1R 405 25 3928 15 C007 405 2SA1037AK T146 405
16. CHIP x DE JIOKROSON 116019300 x TATHOODE 256212 25 242 POSEEN Wr 179 OUTPUT AUB H 319811900 77200220 1617 RS i m sic apg 1 10 11664 10801 6l FMOUTPUT R AJKC QXXAVB864P C138 C1002 E CPU Borers 9090 B Pd AUDIO IN O wE STATUS Lies L B 1802 100 PADO G t cop EX Pac 00 Orn Orp aie VIDEO IN EEPROM sci 2 bw BASS Goyce x v T 4 0 4714 EPROM ow os wow QT Enn 4 EPROM 9 9 Okkooica x EMIOLBWA 25KKO 1G0 ISF5419P DiFGND vcocol2 n GA C 560N 570N VOOFILTER HE K1001 C801 5 XIN TOWER R140 EMO 47LBWA x Wu nu 9 cm pitt 108 8900 R 1 IE as Em vj 5229 xour voL z Bm ox Use ciis AUDIO OUT icca 1169 c Eo H R1004 JP1003 amp mn e RETE C803 25 Hin fen We AUDIO OUT x 2 L 2 4 1H6847KC Konca 1K 9272 b 1 SIF OPT REMOCEN 1766 x T 1 166J10KC By BF 1006 2 1 166J100KC AFT POWER Gr 1 Key sw uz S CURVE FAL Er 4 5 VIDEO OUT Swis06 REST 1166 27 5 x yiga CE
17. LECT LECT LECT LECT LECT LECT LECT LYESTER LYESTER LECT LECT 50V LECT M 50V LECT M 50V LECT 50V LECT LECT LECT LECT LECT LECT LECT ERAMIC 25V 25V 50V 50V 25V 25V 25V 25V 50V 50V 25V 25V 50V 50V lt lt 16V 16V 16V 50V 50V 50V 50V 50V 50V 50V 50V Q Q tH Ed Dd Dd Dd Dd Dd OQ 0 Ld Dd pd rd Q pH Ed E OQ Q Q Q d XN GE GS GE 5 lt lt ES C5SW Tm ree POLYESTER 0 01U J CERAMIC 27 CERAMIC 470 250V CERAMIC 470P 250V ELECT 629 1000 CERAMIC 1000P ELECT CERAMIC 1000P ELECT C631 CERAMIC 470P CERAMIC 470P E C633 CERAMIC 470P 470P ELECT C634 CERAMIC 470P ELECT CERAMIC 470P CERAMIC C64 LECT 00U CERAMIC C643 LECT 470U ELECT LECT 470U ELECT C644 LECT 1000U NP ELECT LECT 1000U NP ELECT C65 LECT 100U ELECT C66 LECT 220U ELECT LECT 220U ELECT C662
18. LECT 470U ELECT LECT 470U CERAMIC 685 10 LECT 1U ELECT C801 CERAMIC ELECT C802 CERAMIC CERAMIC C803 CERAMIC CERAMIC C805 ELECT ELECT ELECT ELECT C823 CERAMIC MT POLYPRO C824 CERAMIC MT POLYPRO 825 MT POLYPRO 0829 CERAMIC ELECT C835 ELECT ELECT ELECT NP ELECT C851 CERAMIC C852 CERAMIC C853 CERAMIC C861 ELECT ELECT C888 CERAMIC C892 CERAMIC C893 ELECT ELECT C894 CERAMIC Dd Dd rd RESISTOR R003 R004 R005 POLYESTER 0 10 R006 POLYESTER m R010 MT POLYEST 10 R011 MT POLYEST 1U R1001 MT POLYEST 1U 002 MT POLYEST 0 1U 003 ELECT 100U 004 ELECT 100U 005 CERAMIC 220P 006 CERAMIC 220P 007 ELECT 1U 03 CERAMIC 470P 06 0 10 07 0 10 08 POLYESTER 0 0120 J 09 0 0120 7 11 POLYESTER 0 01U 9 12 D MT GLAZE MT GLAZE CARBON CARBON 1 MT GLAZE MT GLAZE CARBON MT GLAZE MT GLAZE MT GLAZE MT GLAZE CARBON CARBON OXIDE MT CARBON CARBON MT GLAZE MT GLAZE MT GLAZE MT GLAZE D D 0 0 0 0 C c PPP gt gt PP OG gt OO O 5 00 0 O 6 DDD C5SW
19. Voltage readings taken by using PAL colour bar signal are Mylar film E EMITTER TRANSISTOR FUSIBLE parts specified on the part service manual be with all controls at normal position Some voltage may vary with signal Resistance Example L M N Polypropylene RESISTOR used for components replacement pointed out strength 12N J 12 7 Metalized paper CHASSIS by the mark Waveform were taken with PAL colour bar and controls adjusted for normal picture Waveforms were taken by using a wide band oscillo Resistance value 1 20 D carbon H ELECTRIC C5SW C5SV SERIES CP14SA1 50 RE CP14SA 1 60 8 This circuit diagram covers a basic or representative chassis only There Allowable error 1595 Kind M carbon Rated wattage 1 2W Scope and a low capacity probe may be some components or partial circuit differences between the actual chassis and the circuit diagram 9 Parts specified with X are not installed in this model 10 Parts specified with J are just jumper wires S Oxied metalized Wire wounding C Solid Metalized carbon k POSISTER RESISTOR 12X 10 12K 123 CRT BOARD Component Location Waveforms amp Voltages On the Main Board 201 IF VIDEO CHROMA 1 2 3V 2 22V 27V 4 32V 5 29V 6 29V 7 ov 8 50V 9 25V 10 2 3V 1
20. in the service mode 3 Change value until the snow noise just disappears 5 Adjust Vertical S letter Correction so that the difference 4 Exit from service mode of 4 and becomes less than 2 mm by pressing the VOLUME or button 6 Confirm Vertical Linearity and adjust Vertical Center then Vertical Size Item 02 H PHA HORIZONTAL CENTRE 7 Exit from service mode 1 Receive a monochrome circular pattern 2 Set the brightness and contrast to normal cT Upper 8 Select H PHA in the service mode 4 Change value to be optimum horizontal centre position 5 Exit from service mode dc Center Horizontal centre ez Bottom Item 06 V LIN VERTICAL LINEARITY 1 Receive a crosshatch pattern 2 Set the lever of SW501 Vertical Center SW as the position of a center tem VERTICAL SIZE 3 Select a picture mode of NATURAL by pressing the 1 Receive a monochrome circular pattern PICTURE MODE button 2 Set the brightness and contrast to maximum 4 Select V LIN in the service mode 3 Select V SIZ in the service mode 5 Adjust Vertical Linearity so that the difference of and 4 Change value to be optimum vertical size b becomes less than 3mm by pressing VOLUME or 5 Exit from service mode button 6 Exit from service mode Upper Vertical size a Center Bottom
21. the following parts list be used for components replacement pointed out by the mark Note Parts order must contain Service Ref No Part No and descriptions The main PCB unit will be supplied without tuner and flyback transformer They should be ordered separately OUT OF CIRCUIT BOARD Read description in the Capacitor and Resistor as follows PICTURE TUBE CAPACITOR 901 414 010 A34KPUO2XX CERAMIC 100 50V TL COIL Rated Voltage L901 645 COIL DEGAUSSING Tolerance Symbols 1902 645 DEFLECTION YOKE Less than 10pF A Not specified B 0 1pF 0 25pF MISCELLANEOUS D 0 5 F 1PF 2 SP901 645 028 0870 SPEAKER 8 R 30 25 0pF 5 0 0 25 0 1 10 Not specified 0 1 0 25 Avw901 645 009 9991 CORD POWER 130 596 1 2 645 048 2106 CORD POWER 3 J 5 10 11902 610 297 9565 ASSY WIRE GND 1 15 M 20 30 100 0 Q 30 10 50 10 V 475 10 V 420 10 100 10 610 307 2937 ASSY PWB MAIN C5SW 40 20 150 10 2 80 2096 1 AAOB1 051 1 4AA Rated value P pico farad U micro farad TRANSISTOR Ceramic 0111 28C2814 F4 TB Metallized Paper Q261 2SA1015 GR SAN Polyester 25 1015 0 SAN Metallized Polyester 25 1015 SAN Polypropylene 28A564A Q CU Metallized Polypropylene 25A564A R CU Composite film Metallized Composite 28A9335 Q Styrene
22. 0 31 V Linearity Adj 50 H P60 80 70 H Centering Adj 60Hz V S60 32 31 V Size Adj 60Hz OSDHP 00 255 OSD H Position Adj OSDC 00 127 OSD Contrast Adj V SCP 00 07 Correction of the V size accompanying brightness change H SCP 00 07 7 Correction of the H size accompanying brightness change SBIAS 00 127 Sub Bias Adj Do not change RBIAS 00 255 Red Bias Adj GBIAS 00 255 Green Bias Adj BBIAS 00 255 Blue Bias Adj RDRIV 00 127 Red Drive Adj GDRIV 00 15 Green Drive Adj BDRIV 00 127 Blue Drive Adj 1 LINE APPEAR DRV White Balance Adj B YD B Y DC level Adj Colour compensation PAL R YD R Y DC level Adj Colour compensation PAL B YDN NTSC B Y DC level Adj Difference value over PAL R YDN NTSC R Y DC level Adj Difference value over PAL SBDC SECAM B Y DC level Adj Difference value over PAL SRDC SECAM R Y DC level Adj Difference value over PAL G Y angle Adj The reproducibility of a colour is changed R Y B Y Gain Blance Adj Do not change R Y B Y Angle Adj Do not change NTSC G Y Angle Adj Difference value over PAL NTSC R Y B Y Gain Balance Adj Difference value over PAL NTSC G Y B Y Angle Difference value over PAL Coring Adj Setting of Black stretch start Setting of Black stretch gain On and off of ABL Setting of ABL Setting of ABL White peak limitter Y Gamma setting Switching of Pre shoot and Over shoot in AV mode Pre shoot Over shoot Adj in AV mode RF Coring Gain Adj
23. 1 4 3V 12 41V 13 43V 14 1 6V 15 1 7V 16 1 6 17 18 8 3V 19 2 2V 20 24V 21 24V 22 20 23 2 2V 24 2 7 25 5 2 26 2 6V 27 0 7 28 1 3V 29 17 30 0 9 31 45 32 84V 33 ov 34 2 5 35 2 5V 36 2 7 37 1 9 38 2 8V 39 3 5V 40 2 5V 41 OV 42 25V 43 5 0V 44 27V 45 2 5V 46 2 3 47 3 8 48 44V 49 41V 50 2 5 51 2 9 52 2 0V 53 22V 54 34V z gt ce 01910 SANYO CHUP SW1901 CH DOWN 91 1902 2 8 n e 1901 1 CHASSIS 5 L601 H7 5 tw ga e KE 2 KE 1 4 En 8 SW601 H2 1602 8 5 L601 H5 S om G J606 1601 1601 4 cu R602 JP 602 JP601 x SOF gt o TNE E J a I Vt 0522 81094 F601 5 8 C607 H2 5 p 1 8 8 He 1611 2 El J604 2 R604 H2 8 1605 els 11 4 s Ple s gt 2199 e 00 S T611 H14 CONVERTER TRANS 9 5 1 91 VOL UP SW1903 1990 o e 061
24. 1 AES 7 1AA4B10S0160A M AAD RES a E 2 etre 0432 E TA71 H TNH 471 H2 471 7471 R477 1 2884 bor VOL DOWN MENU TV AV 91 1904 91 1905 91 1906 e c S004 001 div O1GNY 9109 7000 5009 6 900 0817 9 oa J403 J513 eave J219 2999 o e Fe C202 5 8 C277 1287 489 e C231 IF VIDEO CHROMA e P518 eH Fe C520 R515 J108 207 9 cio 107 501 VERT OUT 1 2 9V 2 22 7V 3 18V 4 5 12 2V 6 22 9V 7 29V 001 AUDIO Pin 1 2 NC 3 74V 4 GND 5 07V 6 12V 7 68V 8 9 144V 10 16202 1 651 1 7 8V 2 3 50V Pin 112 5V 2 3 50V 1 802 MEMORY Pin 1 GND 2 GND GND 4 5 50V 6 50V 7 8 50V 801 CPU 1 4 3V 2 44V 3 50V 4 50V 5
25. 25 1037 146 5 008 405 25 1037 96 405 25 1037 96 5 012 405 25 1179 6 1001 405 2SA1179 M7 TB 405 25 1235 1 1002 405 2SA1235A1F 405 2SC2412K 1003 405 2SC2412K 1004 405 25 2812 101 405 25 2812 405 2SC3928A1R 106 405 25 3928 15 405 25 1037 T146 107 405 25 1037 T146 S 405 25 1037 96 121 405 25 1037 96 5 112 405 25 1179 6 113 RAMIC 405 2SA1179 M7 TB 120 405 25 1235 1 121 50V 405 2SA1235A1F 122 LECT 16V 405 2SC2412K LECT M 16V 405 2SC2412K 123 T GLAZE x ZA 1 16W 405 25 2812 132 x M 50V 405 25 2812 50V 405 2SC3928A 35 LECT 50V 405 2SC3928A ECT 50V 405 2SC2412K 138 50V 405 25 2412 191 50V 405 25 2812 RAMIC 50V 405 015 25 2812 174 RAMIC 50V 405 173 2SC3928A 50V 405 173 2SC3928A ECT 50V 405 014 2SC2412K ECT 50V 405 014 2SC2412K ECT 50V 405 015 25 2812 50V 405 015 25 2812 50V 405 173 2SC3928A LYESTER 50V 405 173 2SC3928A POLYESTER 50V 50V INTEGRATED CIRCUIT ELECT 50V IC001 409 472 LA4266 ELECT 50V IC201 409 517 LA76818A LECT 50V IC202 409 241 178 05 50V 409 265 L78MO5CV ERAMIC 50V 409 172 78 05 50V 409 320 UPC78MO5AHF LECT 50V 409 449 LA78040 LECT 16V 409 507 C LA78040N ECT 50V 409 241 178 05 RAMIC 50V 409 265 L78MO5CV RAMIC 50V 409 172 78 05 RAMIC 50V LECT
26. 37 96 5 25 1179 6 2SA1179 M7 TB 25 1235 1 2SA1235A1F D V VVDD CAPACITOR C708 ERAMIC ERAMIC ERAMIC ERAMIC LECT LECT SANYO SANYO Electric Co Ltd A14800 Mar 03 30 BB Printed in Japan AUDIO IN
27. 99 1V GND ov 20 E 24V E 2 0V 14 E 8 9V Q701 C Q701 B Q703 C Q703 B Q705 C Q705 B lt B out gt lt B drive gt lt G out gt lt G drive gt lt R out gt lt R drive gt E 1 1 n am Ah i T ri ida Un 89 6Vp p 3 6Vp p 83 4Vp p 3 5Vp p 82 9Vp p 3 4Vp p C5SV C5SW
28. Australia CP14SA1 60 New Zealand 2 The difference in a parts list is only a rated label Give complete SERVICE REF for parts order or servicing It is shown on the rating plate at the cabinet back of the unit This T V receiver will not work properly in foreign countries where the television transmission system and power source dif fer from the design specifications Refer to the specification table REFERENCE NO SM5110466 Contents Safety Sake Grate ne dd 2 Chassis Block Diagrams ees oi mese deeds race DI ir eee eines 3 4 IG Block Diagrams 259 cco V Hber 5 7 Service Information 4 0 2 7 Service Adjustments with replacing Memory IC802 8 11 Service Mode Adjustments 12 13 service Adjustments fos aed pues gag nated TUE 14 Special FUNCIO Mde S Leno hae Nala tes ied S Ose 15 Purity and Convergence Adjustment 16 Cabinet Partsilist 55 ied o t a BE Lee 17 Chassis Electrical Parts List ioo bey Oi he ee OP yee bee ae 18 23 Safety Notice SAFETY PRECAUTIONS 1 An is
29. It is provided to protect the TV set in case of a power supply circuit malfunctions When something abnormality occurs during TV reception the TV set goes to the stand by mode When an abnormality occurs during TV reception it causes pin 27 of the CPU to go continually Low less than 0 75V for about one second The CPU detects that this has occurred and outputs the signal from pin 31 to switch off the power supply lines Releasing the protective circuit and restoring power supply To release the protective circuit and restore power supply turn the power to the TV set OFF and then ON again via either the main power switch or the ON OFF button on the remote control This will work only if the power supply trouble was temporary If there is permanent trouble such as a damaged circuit power cannot be restored and the circuit will have to be repaired ay Service Adjustments with Replacing Memory 802 Note The CPU 801 and memory IC 802 store the service adjustments data and controls data for each circuit When the Memory IC IC802 is replaced some of the service adjustments should be readjusted to obtain the best performance The necessary service adjustments are carried out by using the RC handset Please set up the TV set with following steps 1 to 2 1 Initializing Procedure 1 Put a new memory IC 2 Turn on the TV set 3 Press and hold the TV AV Selector button on the TV set for more than 2 seconds
30. J b SLP 181851 in 2 m D1910A AM X x 2 z ROUT 0144 0212 E GOUT M901A BOUT 020840500 KILLER CAPTION CAPTION AGL 9 5 N 156 8 H SYNC C835 R872 1 V SYNC EMi 27k ae AW AW ASSY PWB C5SW 7 7 R510 1AA0B10S114AA E x 511 C521 10K ES ASSY PWB MAIN C5SW L702 ae 4 1AA081081140B ET B 1 2 HOUT n 6 1902 D731 0732 0733 3 g HEATER 5 ERATS 02 ast c 208 2 an 8515 D 524 T soria 170809900 RIS 28 Afer PROTECT PROTECT PROTECT 27K 56K D733 D732 D731 aK J702 M 3B49 POWER ONOFF POWER ON OFF 4 0507 jr 3 3 055 at 4 i x 82 070110703 0705 me anno oon 278 FM oni x Cer R518 zi R709 D663 10651 MORI We red ii age EN t UPC7BMOSAHF x cns BUT 120 270 178051 s e os 075 754 1 HEATER 188355 goe J gov A E i a 716 25 R664 T 200 mo 703 x te oe 038 F EM pe Wy SOCKET 1000KK470 n 0432 54 R486
31. N 1K JA 401 105 MT GLAZE CARBON 1 JA 401 105 MT GLAZE CARBON 220 JA 401 105 MT GLAZE OXIDE MT 560 JA 401 105 MT GLAZE CARBON 330 JA 401 105 MT GLAZE CARBON 2 2K JA 401 105 MT GLAZE OXIDE MT 4 7 JA 401 105 MT GLAZE OXIDE MT 1 JA 401 105 MT GLAZE CARBON JA 401 105 MT GLAZE CARBON JA 401 105 MT GLAZE CARBON JA 401 105 MT GLAZE Dd 2 ag H DI pop ao gt Cg 2 gt gt 2 TE 0 5 pel ipe e Tee UN 2 Ch p op n C5SW emm pm 840 MT GLAZE ER DIODE RD36EB1 R841 MT GLAZE A ZENER DIODE MTZJ36A R842 MT GLAZE 01 MT GLAZE 0 000 ZA 1 16W R845 MT GLAZE 07 LED SLP 181B 51 R851 CARBON 610 HOLDER LED S2CP R853 CARBON 610 HOLDER LED S4KF R855 CARBON 407 ZENER DIODE MTZJ5 1C R857 CARBON 07 ZENER DIODE RD5 6EB1 R861 05 T GLAZE 08 ZENER DIODE MTZJ5 1C 52 R862 05 07 DIODE 5442 863 05 GLAZE 08 DIODE 1N4148 R866 024 CARBON 07 DIODE 155133 R869 024 CARBON 07 DIODE 152076 R870 05 MT GLAZE 07 DIODE 152473 R871 05 MT GLAZE 07 ZENER DIODE MTZJ16A R872 026 CARBON 07 ZENER DIODE RD16EB1 R873 05 GLAZE 07 ZENER DIODE RD16EB3
32. S 1A 1004 KUER EM awa KZ0 1GOF R264 220 R1006 51083670 SER Nd 14 RIN 270 Vibe OUT ie 75 gt SW1905 MENU M nas ie 2 KEVIN or KZ0 1GQF AM 51080450 i 5 GIN 7 0261 510827901 26 1 SIF x C223 KKOAGQ ee 81083670 P En KZ0 1GQF pet ALTER URE swigo4 VOL Z oss ME i m 1 EM22 MONOST 2 Ros gl 81083670 DZXLSBO17 17 FAST BLANKING oe VOL RES E by cnscea 81080088 nios X 15K 5 RGBVCC RA Cano 31053670 BILINGUAL e POS gt APCAFLTER 1 T vs 00 07 x 31083670 ceceo 5 swig0i POS 5 om 19 ZEE TR dons 3 gt iz 1083670 5 2 N pd x mS XS DN SL 116 RE C2088 C211 ge 1 16 ie AM T Oe 22 w R288 KK330060 RAMP ALC an H SYNC 23 FILTER 5 wdoco JA X 3 3 V SYNC ge E me quu ii D Od x it M 3 ROUT Rt sls C278 GOUT G m me 88 Hn x 5 BOUT B 2 x GND 5 EQU AD
33. SERVICE MANUAL Colour Television SANYO VIDEO AUDIO MENU DDD Specifications Power Source 220 240 50Hz 60Hz Colour System PAL AV input PAL NTSC4 43 NTSC PAL 60Hz Television System B G Channel Coverage Australia VHF 0 11 5A UHF 28 69 CATV 51 541 X 2 Z 1 242 New Zealand VHF 1 11 UHF 21 69 CATV 51 541 X Y 2 Z 1 242 Video 38 0 2 Aerial Input Impedance 750 Ext Terminals Video inputs Phono jack X 2 1Vp p 75Q Audio inputs Phono jack X 2 436mVrms more than 40KQ Video monitor outputs Phono jack X 1 1 750 Audio monitor outputs Phono jack X 1 436mVrms less than 6000 Sound Output RMS 2W Diameter 8 X 1 pc Dimensions 364 5 W X 361 7 H X 375 8 D mm 8 6 Specifications subject to change without notice C5SW C5SV MENU PIC MODE SANYO FILE NO Model No CP14SA1 Australia New Zealand Service Ref No CP14SA1 50 Australia CP14SA1 60 New Zealand 8 Product Code 111361917 Original Version Chassis Series AC5 G NOTE Service Ref CP14SA1 60 is electrically the same as Service Ref No CP14SA1 50 The difference between Service Ref No CP14SA1 50 and CP14SA1 60 are as follows 1 Destination CP14SA1 50
34. SH 1 R711 1 OXIDE MT 645 4887 SWITCH PU R712 1 645 7382 SWITCH PU R713 1 OXIDE MT 645 4701 SWI PU R715 1 645 4887 SW R718 1 645 7382 SW R719 1 645 4701 SW R723 1 MT GLAZE 645 4887 SW R724 1 CARBON 645 7382 SW R743 1 CARBON 645 4701 SWI R751 1 MT GLAZE 645 4887 SW R752 1 MT GLAZE 645 7382 SW R753 1 MT GLAZE 645 4701 SWI 645 4887 SW 645 7382 SW 645 4701 SW 645 4887 SW oooooo on KO E C3 E COIL L702 INDUCTOR CO CO iO CO iQ CO OOO OO gt B 7 DIODE ANNNANNANNNNANANANNNN 645 027 7382 SW PUS 1 2741 407 155355 645 059 006 1 1 1 D742 407 155355 421 009 4606 SAW TSF5419P 751 407 155355 645 024 8818 OSC CRYSTAL 4 433619 2 752 407 155355 652 001 0154 OSC CRYSTAL 4 433619 2 753 407 155355 645 004 1938 OSC CRYSTAL 32 768KHZ 754 407 155355 645 004 1945 OSC CRYSTAL 32 768KHZ MISCELLANEOUS 610 307 2951 ASSY PWB CRT C4EY Axiom 645 SOCKET 8P 1 0 1061140 TRANSISTOR Q701 2SC2229 0 SA 2SC2229 Y SA 2SC2228 D 2SC2228 E 2SC2229 0 SAN 2SC2229 Y SAN 2SC2228 D 2SC2228 E 2SC2229 0 SA 2SC2229 Y SA 2SC2228 D 2SC2228 E 2SA1015 0 SA 2SA1015 Y SA 2SA1037K T 96 R 25 10
35. Under side Press the MENU button to exit from service mode 13 Service Adjustments Following adjustments are not required to readjust when replacing the memory IC B VOLTAGE SUPPLY CHECKING HIGH VOLTAGE CHECK 1 Connect DC meter to TP B and the ground Note 130V Voltage Check Grayscale Adjustment 2 Tune the receiver to an active channel and synchro must be completed before attempting High Voltage Check nized picture Select NATURAL picture mode by press ing the PICTURE MODE button on the remote control 1 2 ee R b ground and connect lead to anode of picture tube 4 2 Tune receiver to an active channel and confirm TV is operating properly 3 Maximize the beam current by adjusting the contrast le 2s and brightness controls to maximum Confirm high voltage is within 20 0 KV and 22 0 KV at maximum beam current 4 Eliminate the beam current by adjusting the contrast and brightness controls to minimum Confirm high voltage does not exceed 23 5 KV at zero beam current Ka I IE 8 OF 821 If reading is not within range check horizontal circuit No high voltage adjustment is provided on this chassis
36. V mode POMT Power Mute Time CHMT Channel Change Mute time Agj SYST Selection of the number of times of a Colour system judgment S STE Stereo Mono Option STEREO 1 MONO 0 VOLTBL Selection of the change characteristic of volume CHIP818 Option of 818 1 TINT Control reversal 828 2 TINT through control selection eo co ol 2 o oj oj jo o co 14 o ROO CPU Debug Date R01 CPU Debug Date R02 CPU Debug Date R03 CPU Debug Date R04 CPU Debug Date R05 CPU Debug Date R06 CPU Debug Date R07 CPU Debug Date R08 CPU Debug Date R09 CPU Debug Date R10 CPU Debug Date CPU Debug Date CPU Debug Date CPU Debug Date Notes The initial value that the CPU writes down the CPU ROM data to the memory when replaced the memory IC TV set may not operate correctly with this initial value It is required to set up the fine adjustment for service adjustments described in the above 10 Service Adjustments with Replacing Memory 802 Entering to Service Mode 1 Press and hold the MENU button on the Remote Control and press the VOLUME button on the TV set Following setting items appears on the screen MENU Display for RF AGC RF AGC adjustment MENU Read Status 451 0010010152 11111000 ADDRESS DATA 01 RF AGC 30 TV AV MENU DDD Item Data value 2 Select item by pressing
37. en 4 AV Start setting Set AV START to ON and every time the TV set is switched on AV position will be the initial programme position w How to set the special function Note When making the VOLUME LOCK setting set the desired maximum sound volume by pressing the VOLUME or button before entering Special Function setting mode To enter into the special function setting mode press and hold the MENU button of the remote control then press the PROGRAMME DOWN button on the TV set MENU iE d VOLUME LOCK TUNING LOCK MUSIC MODE AV START NU 2a v SELECT 4 ADJUST Select item of the special functions by pressing the PROGRAMME UP or DOWN button on the remote control or the TV set VOLUME LOCK TUNING LOCK OFF MUSIC MODE OFF AV START OFF Set the selected special function ON by pressing the VOLUME or button To cancel set to OFF VOLUME LOCK OFF TUNING LOCK ON MUSIC MODE OFF AV START OFF SELECT 4 ADJUST EXIT Press the MENU button of the remote control to return to the normal TV mode MENU oc 15 Purity and Convergence Adjustment CAUTION The Convergence and Purity adjustments have been made at the factory Readjustment should be made only after picture tube or deflection yoke replacement following the steps below PURITY ADJUSTMENT 1 Demagnetize the picture tube and receiver using an ex
38. imits PRODUCT SAFETY NOTICE Product safety should be considered when a component replacement is made in any area of a receiver Components indicated by mark A in the parts list and the schematic diagram designate components in which safety can be of special significance It is particularly recommended that only parts designated on the parts list in this manual be used for component replacement designated by mark No deviations from resistance wattage or voltage ratings may be made for replacement items designated by mark Chassis Block Diagrams MAIN SIGNAL PROCESSING CIRCUIT t HOLIMS LNO HOLINON O3GIA HOLINON 1991014 LINDUID H3MOd 1981 0Jd Teletext decoder and SECAM decoder are not equipped SNVHL H31H3ANOO 191 JojeoH g 199 LZvL J3Q 1H3A 1089 L 110 Olanv 10645 ONOW Olanv 10021 1 HOLINONW Olanv 1 03103135 LNO HOLINON Olanv NI Olany uvdd NI AV NI O3GIA 1nOo otanv NI O3GIA AV 99V du Zbl VINOHHO LINN 142 L A6 0201
39. line 1 1 I 1 1 1 I 1 1 I 1 I Figure 2 BLUE AND RED LINE MOVEMENT 8 Tighten the mounting screw of the Deflection Yoke Adjust Convergence next CENTRE CONVERGENCE ADJUSTMENT 1 Use a dot crosshatch pattern signal 2 Turn Red and Blue guns on and turn off Green gun Adjust the angle between the Tabs of the Four Pole Magnet 1 and 2 and superimpose the Red and Blue vertical lines in the centre area of the picture screen Refer to figure 2 3 Keeping the mutual angle of the Tabs of the Four Pole Magnet turn them together to superimpose the Blue and Red horizon tal lines in the centre area of the picture screen Refer to fig ure 2 4 Turn Green gun on and adjust Six Pole Magnet 3 and 4 that the Green line superimposed on the Red Blue lines This is the same procedure used in steps 2 and 3 Refer to figure 3 OUTER AREA CONVERGENCE ADJUSTMENT Slightly loosen the screw holding the Deflection Yoke Adjust the Deflection Yoke to converge the detail in the outer area left side and right side of the picture screen by orbital movement of the front of the Yoke then secure the Deflection Yoke in appropriate position by putting the wedges as illustrated Tighten screw hold ing the Deflection Yoke S VES MAGNET TABS WEDGE Figure 5 Adjusting Magnet DEFLECTION YOKE MOUNTING SCREW Figure 4 Deflection Yoke Movement Adjust tabs angle to su
40. olation transformer should be connected in the 3 When replacing a chassis in the cabinet always be power line between the receiver and the AC line certain that all the protective devices are installed when a service is performed on the primary of the properly such as control knobs adjustment covers converter transformer of the set or shields barriers isolation resistor capacitor net works etc Before returning any television to the 2 Comply with all caution and safety related notes pro customer the service technician must be sure that vided on the cabinet back inside the cabinet on the it is completely safe to operate without danger of chassis or the picture tube electrical shock X RADIATION PRECAUTION The primary source of X RADIATION in television receiver is the picture tube The picture tube is specially con structed to limit X RADIATION emissions For continued X RADIATION protection the replacement tube must be the same type as the original including suffix letter Excessive high voltage may produce potentially hazardous X RADIATION To avoid such hazards the high voltage must be maintained within specified limit Refer to this ser vice manual high voltage adjustment for specific high voltage limit If high voltage exceeds specified limits take necessary corrective action Carefully follow the instructions for B1 volt power supply adjustment and high volt age check to maintain the high voltage within the specified l
41. perimpose red blue and green vertical line Adjust tabs together to superimpose red blue Y and green horizontal line BLUE RED 1 1 1 1 1 1 1 1 1 1 1 1 Figure BLUE RED AND GREEN MOVEMENT Cabinet Parts List Note Parts order must contain Service Ref No Part No and descriptions nimi 5 8 2 0 SAND VIDEO AUDIO MENU 645 003 2837 8406 SPRING E3HA or 610 230 3216 ANT MATCHING BOX 3741 DEC IND C4SA 0430 BUTTON UNITED C5TA 610 305 3547 INSTRUCTIONS MANUAL CAEY 8800 CABINET FRONT C5SW 1866 BADGE SANYO ae owen ome ee o L 11 4686 BUTTON POWER C5SA 4889 CABINET BACK C5SW 5251 LABEL RATING C5SW 145 1 50 1801 LABEL RATING C5SV 145 1 60 ASSY REMOCON JXMYA RC BATTERY LID ROD ANTENNA ASSY ROD ANTENNA ASSY ROD ANTENNA ASSY ROD ANTENNA ASSY ROD ANTENNA ASSY Chassis Electrical Parts List Service Ref CP14SA1 50 CP14SA1 60 Product safety should be considered when a component replacement is made any area of a receiver Components indicated by mark in this parts list and the circuit diagram show components whose value have special significance to product safety It is particularly recommended that only parts specified on
42. t 2 ms 4598 E e gt lt m 4 lt 225 24 9 e P Q Y 22 o gt 89 E gt gt yy 5 o m gt 9 FH q T m gt SECAM Input Cr Input SECAM B Y Input Cb Input 9 CCD Horizontal Ground 9 CCD Filter n a o YOH 96 1 1 ODA n cody dds 5 201 IF System Block Diagram LA76818A IC Block Diagrams 2100 194 eu et aee Rx 2r x 01 13v E ewong
43. ternal degaussing coil When replacing picture tube or deflection yoke mount deflection yoke and purity convergence magnets assembly properly see figures 1 and 4 2 Turn Red and Blue guns off and provide only Green raster Rotate Screen control to fully counterclockwise Rotate Red and Blue Bias controls fully counterclockwise Slowly rotate Green Bias control clockwise to produce Green raster 3 Loosen the screw holding the Deflection Yoke and remove the 3 Rubber Wedges and slide the Deflection Yoke fully forward 4 Rotate and spread the Tabs of the two Purity Magnets to cen tre the vertical green belt in the picture screen The Purity Magnets are also adjusted to obtain vertical centring of the raster 5 Slowly slide the Deflection Yoke backward until a uniform green screen is obtained 6 Check the purity of the red and blue screens for uniformity turn off other colours to check this use bias controls Readjust the yoke position if necessary until all screens are pure 7 Adjust each Bias control and screen control to obtain white raster Refer to Gray Scale Adjustment If part of the picture screen is coloured adjust the Deflection Yoke position forward or backward slightly DEFLECTION YOKE SIX POLE MAGNET TABS ANGLE OF TABS FOCUS GAP G3 G4 Figure 1 Purity and Convergence Magnets Adjust tabs angle to superimpose blue and red vertical line Adjust tabs together to superimpose red and blue horizontal
44. the TIMER Item or SOUND MUTE Item No DOWN button on the remote control handset TIMER 01 gt 02 gt 03 gt 04 gt 05 84 84 gt 83 gt 82 gt 81 gt 80 01 Display for V SCO V S Correction adjustment Display for DRV White balance adjustment Read Status Read Status 1451 0010010152 11111000 ADDRESS DATA 05 5 9 451 0010010182 11111000 ADDRESS 21 DRV R64 Data value for Blue Data value Data value for Red 3 Adjust data value by pressing the VOLUME or VOLUME button the remote control handset To return to normal TV mode press the MENU button on the TV set or the remote control handset 11 Service Mode Adjustments Following adjustments should be carried out when the memory IC is replaced How to enter the service mode and adjust values please refer to Entering to Service mode on page 11 Item 01 RF AGC AGC Item 05 V SCO V S CORRECTION NOTE Do not attempt this adjustment with weak signal 1 Receive a crosshatch pattern 1 Tune the receiver to most clearest or strongest VHF 2 Set the lever of SW501 Vertical Center SW as the station in your area Set the brightness and contrast position of a center controls to maximum Set the colour control to 3 Select a picture mode of NATURAL by pressing the minimum PICTURE MODE button 2 Select RF AGC in the service mode 4 Select V SCO

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