SERVICE MANUAL
Contents
1. C D E F G H 8 MAI N PCB TUOO1 UE25 B58D 29585 37 a 2 05101 6 e f 9 mc ACCESSORY RPM7138 H5 R104 R103 R102 101 5 Stas SS Se e 2K 1 2K 820 390 1 52 9 xe 001 A T 2 RED LED DRIVE 85 4 M im E 0103 al P001 5 8 5 ag 8 5 25 1037 OOS 5 Seine E Z 003 2100 TU 33AP 5508 88 8 58 8 55 8 R132 8 9 872 sts 828 zs 952 N SE 8 22x gt 49 o 43 873 8 8 Fie gt 5205 S478 EC 31 31 meer fe pee a dU 81 560 C122 5 es E TM101 002 24 STAND BY Se 8 le lo x 52. 10ms 1 00V 50us 100mV 2ms 200mV 20us 50us 20 5 1 00V 0 50V 1 00V 20us 0 2ms 1 00V 1 00V 20 5 1 00V a 50us 100mV 0 2ms 1 00V 20us 100mV
3. i NOTE The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram 2015 1 00V 20us 100mV imi 20us 1 00V 20us 1 00V 20us 1 00V WAVEFORMS 10ms 10ms 1 00V 10 0V
4. THOU CHROMA IC SDA SCL IF IC201 STV2246C m SOOO AUDIO_OUT 55 2 8 8 OUT CHDOWN CF202 im FM OUT 11 4 SOUND AMP 5 SP1001 VIF PRE AMP ELE 9 2 PIFIN2 tj VOLUP MICON W T TEXT IC 1 OOS TURN 1101 PIFIN1 INT CVBS OUT 13 1 36 OSD R XTAL1 40 35 OSD G X601 OS101 34 OSD B 4 433619MHz 3 37 OSD BK MEMORY IC IC199 S 24CO4BFJ TB VERT 47 0510 Q511 4 6 SCL 42 X1 VAMP CHR_OUT B OUT 30 P CON SW 5 SDA 25 B_EXT U_EXT G OUT 31 51 SCL RESET IC 52 SDA H OUT 48 IC102 PST3231NR x101 20 CVBSIN2 OSC OUT PME 2 RESET OSC OUT 50 28 EXT R OUT 82 27 EXT EXT AUDIO IN 14 9V REG IC 26 G EXT Y EXT 1 503 KIA7809API BCL SAF 46 9 STAND BY LED OMe BED Our Q801 Q506 D101 GREEN OUT P FAIL Q103 0803 V801 Q501 LED DRIVE gt BLUE OUT CRT POWER NN 1 401 TDA8174A 9 77 D501 D504 Q402 DRIVE RECTIFIER V DRIVE IC 4 F 8 Cuni 0502 H OUTPUT T501 POWER 51 i 5 1 504 LTV 817M VB J701 MES TE 3 FEED BACK 2 6 1 p e Q507 18 FEED BACK d 11 9 SWITCHING DEGAUSS COIL 20 1501 7 2 1 nm OO zi 96 501 2
5. 20 5 20us 200mV 10 0V Mee x 500us 20us 500mV 5 0V DEFLECTION CRT 10ms 20us 10 0V 50V aan 4 E NOTE The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram 20us 50V 20us 50V WAVEFORMS NOTE The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram
6. 8 7 gt 11 1 1 0 1 pcousw 47 0510 5 NE 0524 R532 n523 PETS 2 KRCIGSRIO 5 3 amp Bos 2 3 68 1 195133 d 2 z BOS R512 0518 My 1 4 7 2 i 4 power 03 123 94 470 1 4W 188133 2 27 0502 4 KTC3208 Y gre HS501 8 8 FEED BACK i 763WAA0162 8 16504 FEED BACK lt l lg LTV 817M VB SWITCHING b BSO ALNES 0507 0 KTC3198 TA e oa 2 i ca 2 R519 m 100 Sus 3 5 1 a ZET PCB010 TMB557 NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME NOTE THE DC VOLTAGE AT EACH PART WAS MEASURED ATTENTION LES PIECES REPAREES PAR UN A ETANT CAUTIONSINCE THESE PARTS MARKED BY ARE CAUTION DIGITAL TRANSISTOR OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST DANGEREUSES AN POINT DE VUE SECURITE CRITICAL FOR SAFETY USE ONES 1 WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL N UTILISER QUE CELLS DECRITES DESCRIBED IN PARTS LIST ONLY M 1 DANS LA NOMENCLATURE DES PIECES 3 A B C D E F G H 6 10 WAVEFORMS MICON TUNER CHROMA SIF VIF 21PIN E s
7. 2 0101 7 x 578 8 8 Ss 6 030 SLR 342VCT32 16V 10 KA 5 ez E zo 8 8 Nixes 8 2 7 7 amp Sx TEST POINT MICON W T TEXT IC 05 10101 OECFO09A ely CP101 49 1 5 22 149 Ese 222 RESET IC 06 0 5 10102 8 KEY IN REMORT PSTSDSINR IET GND 1 R120 49 49 49 120 SCL 2 7 8 POWER FAIL RESET RESET NC 20504 3 C140 1 4 7K R117 0 0 49 RIA 220P B 25 FORTHD VCR 2 MUTE VCC RFAGC 5 Ri51 Gus 100 R122 0 49 4 Sc VIDEO OUT 6 4 7K 513 75 AW cHrT or r 2 FORTHD VCR 1 STEREO gt NC 2 4 GND NC ERE 6 0 0 6 ins Ries S EMERGENCY DEGAUSS 2 NC e 0 Ri38 FROM TO POWER one xi TY E OSC IN TU RGB NC 4 Ci 100 4 013 0 ATE AW P CON 5V ane OSC_OUT BBE H gt NC TUNER_BT i 16 P FAIL 2 ON TIMER ATS 5 AVDD 109 4 02 R148 AT 5V_DVDD 22 CH Nc S PA6 PWMG STANDBY LED lt gt GND 10K 0 48 NCS SECAM VL POWER gt POWER 5 5 0 0 R125 5 NC S TUNER HI CSO RESETOPS 7 4 10K R133 oL TO SOUND iy H_CONT 126 Orr 1 R134 0 49 10K 1 PROTECT P3 5 2 gt NC R123 0 0 R35 10K AV P34 R24 07 AK TO DEFLECTION CRT S 0 0_ 10K pm 02 6 8107 1K 14W 6 47 V syne
8. 2 0102 55 MTZJ5 1B pm 7 0108 02 mug 18K 4 BM sy TK 72 FROM TO CHROMASSIF VIF ZTPIN 4 us SYNC 050 4 1 49 d 10 mur 18 R142 aay TK IF AVDD1 OSD FB 2 VIDEO OUT 20 8 7 1 R128 D 28 SDA T 100 0 4W o 145 102 R129 050 6 ET ELSE JIRSTO 8 an OSDIR 5 1515 8 4 8 0 49 L101 OSD FB 5 x GND VDD amp e 7 iss T 114 01 B 10uH 0305 801 oL C115 63V 1000 SDA 13 AGND JTDO CVBS TXT C111 1 6 4 40 CVBS1 WSCF 4 7K 3 0 47 F 8115 V OUT 3 R108 18 0 83 CVBS2 VPP X 4 7K 270 1 4W 6112 m FOR C101 i gop CH JTMS AVDD3 6 t 49 o 46 46 68P CH 49 49 8 7 6 5 5 AVDD2 TESTO 8 C118 1 Se gp z e a ow 06 18 01 113 ioc NCGS CVBSO 5 585 01 B 5 6K 28 C106 111 21 4 8 o OB es ox 8 Q TXCF JTCK R gt NC mun 1 a 0022 15 Bra poe 763WSA0087 2 515 1 2 3 4 2 _ 1102 2 10uH 0305 010 TMB557 NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME NOTE THE DC VOLTAGE AT EACH PART WAS MEASURED ATTENTION Les PIECES REPAREES PAR UN ETANT CAUTIONSINCE THESE PARTS MARKED BY ARE 1 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE WITH THE DIGITAL TESTER WHEN T
9. NOTE THE RESISTOR MARKED F IS FUSE RESISTOR CAUTIONSINCE THESE PARTS MARKED BY ARE 1 THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP CRITICAL FOR SAFETY USE ONES IS NON POLAR ONE DESCRIBED IN PARTS LIST ONLY 1 A B C D E F G H 6 7 6 8 C D E E G H 8 8 TO SOUND AMP FRONT AV GND 7 7 TO DEFLECTION CRT C517 ND 0001 R P CON 8V D510 w812 gt P B RU2AM EIC H DRV B EE TH501 1 808 wast B59104 T80 B10 T501 1 8129110 REG 9V IC A a Nx A e 10 8 DEGAUSS aE 5 2 4 TO CHROMA SIF VIF 21PIN 88140018 1 RMTICEIC 022 1W z T To CP502 gls nome 12 NC A561WV2 2P BTS 8 2 Y P CON 5V ld amp 270 i 163 9 0517 6 gt 4 P CON 8V Spee ak LINE FILTER
10. 62 MET EIC i 1501 518 B501 277 ORTA223F24Y A BTS A E 5 i 1 g 4 WABRH3 5X6X1 0X2 m zd 3 E 9 9 FROM TO MICON TUNER 0504 0502 gu JS BTA 3 gt 4 gt 45 21DQ09N 11 RM11C EIC S Y TUNER BT 5 2 459 10 5 8 518 5 D 16 L5 GND ath ere 13 06 515 Deo 4 i 17 gl 0533 8 amp 8T P FAIL 230 240 50Hz als a 0 Mie 16V10 KA i CD501 i MTZJ18B 1 48 NC D511 8526 R507 0525 P CON 5V 06444801 4 506 AT 5V DVDD S501A 1N4937 100 1 4W 22K wrzJioB 42 2 25 107 BROWN BLUE Ao 1 C526 1 5 AT 5V_AVDD R501 1 65018 548 POWER 1 5 1 2W BY BLUE BROWN En 2347 878 2 1 9 i F501 Die 50T040H 3 4 4 1 250V NC S 2x3 4 1 x m5 5 POWER C516 1 paoe 2 P con SW 0501 amp 1281_ 2 25 2647 01 0 047 MMTV 220 1W R525 501 502 50 8 QS 8 Tx TS st i EYF 52BC 52 Shee Li gt 5 0 gt 3 94 gt x 2100098 1 x 44 8 1502 Ei 9 6518 C519 als RAS amp amp gt BAS RAS WST29X7 5X19 1 8 001 50V 1 18 050 8 4
11. M id 0249 1098 85 Fo 5 og 25 eu oa lt e EZ lt QO NT ES i 5 V 4 a 2 c 2 0 gt E 8 cb H 5 5 5 o E ul o 5 o 5 2 a lt N wo N T 6 4 6 3 D E F H 7 7 6 6 29 82 35 0 34 5 6 7 8 is 5 5 gt 5 85 5 4321 Bs CP1001 51 jo 39 TID XO2P B2 SPEAKER orm BLACK A ATK AW cmo RD 2 FROM CHROMA SIF VIF 21PIN ATP CH BPO SA08A058WC AUDIO OUT E 5 7 5 2 B1001 S g 8 8 1 Bx 2 HEADPHONE eum 8 5 T EG WABRH3 5X6X1 0 5 21001 5 E Q7 MSJ 035 12A 4 FROM POWER 5 S els 1 4 5 518 c1007 R1010 ls GNB 16 10 33 C1003 R1004 FROM DEFRECTION 19v IOK is SOUND B 3 3 3 FROM MICON TUNER 2 2 PCBO10 TMB557 NOTE THE DC VOLTAGE AT EACH PART WAS MEASURED N sevens sown ons eme mer me CAUTIONSN A CHANGE WITHOUTINO TOE WAS RECEIVED IN GOOD CONDITION AND PI
12. 2 C423 L401 R447 md 5 5 250 22 47mH 0909 68 1 2W 70 9 38 Q4 982 ANODE Sant TT2140LS YBC11 oo 0 Pye 03 9 130 5 H DRIVE 8 a 0402 62 S 2 2561627 Y 215 _ 5402 nls 218 763WSA0017 95 EIS P CON48 5 H 8 2 4 GNB oe 8 4 H DRV B P FOCUS Focus x 1 5 TO SOUND AMP FRONT AV 5 5 SCREEN SCREEN STR lt 5 BTS SOUND B A FB401_1 FNI 14B002 25 2 3 g 199 gt Hv t 3 Sy N 513 7 E 155 VIDEO A 15 5015 6 8 135 2 190 s ABL 5 6 ind 0407 4 5 GND 150 2W TIET EIC 7 8e HEATER PCB110 LIES TCB416 2 4 9 5 E25 GND 1 2 E 482 NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME ATTENTION LES PIECES REPAREES PAR UN amp ETANT CAUTION DIGITAL TRANSISTOR m3 D404 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE DANGEREUSES AN POINT DE VUE SECURITE aW JU tic R445 N UTILISER QUE CELLS DECRITES 2 220K 1AW 7 NOTE THE DC VOLTAGE AT EACH PART WAS MEASURED DANS LA NOMENCLATURE DES PIECES Ra 8 58 WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST 5 ep m sim 81 lt WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL 5 2 010 TMB557
13. 0 S89 wee H 690 5 177190 gt 9129 an as lt E IPC 4r99A as A9 199A 8 JZ 1 5 7 5 21000 FUNNI snos 7 T 340 E N amp P us 183A 8 1180 Lz Hue 8 80 051 Wee AZE LL ESB bom 3 _ Sr Uy 5 2 gt 1029 9 SOS lt 65 l gt 1183 9 e gom E 8 1000 8998 gu E d cj 551981 ass LI 2029 4 Ino 99V 44 ossaa gt 85 5 9099 4 BoE 628 51000 2190 861951 346 jt gt 4 1094 2 1 S HO div 500 001 SES NHld 19 ZZE 9094 3d 48 d 109 00 amp 5 4i 2200 40 3ld99v vas mE trg O rezo a P Mi E 5 z 3000 228 gas ns 8 4552 Zee I 091 8 F0 Sox EU 4 6029 E 5 6 5 8 12020 3 6099 SEG l 540 1899 35 609 258 3 3 FN gt Das 552 e 26 3 GEB 78 5 34 x 828 3 S S E Oe S mas AN md 898 i RT os 1 29722115 10291 wo 12 xz 3 Siu bleu x Bl S
14. Adjust the Screen Volume until a dim raster is obtained 2 3 WHITE BALANCE NOTE Adjust after performing CUT OFF adjustment 1 Place the set with Aging Test for more than 10 minutes 2 Receive the white 100 signal from the Pattern Generator 3 Using the remote control set the brightness and contrast to normal position 4 Activate the adjustment mode display of Fig 1 1 and press the channel button 04 on the remote control to select R CUT OFF 5 Using the VOL UP DOWN button on the remote control adjust the R CUT OFF 6 Press the CH UP DOWN button on the remote control to select the DRIVE G DRIVE G CUT OFF or B DRIVE 7 Using the VOL UP DOWN button on the remote control adjust the R DRIVE G DRIVE G CUT OFF or B DRIVE 8 Perform the above adjustments 6 and 7 until the white color is looked like a white 2 4 FOCUS 1 Receive the monoscope pattern 2 Turn the Focus Volume fully counterclockwise once 3 Adjust the Focus Volume until picture is distinct 2 5 CONSTANT VOLTAGE 1 Place the set with Aging Test for more than 15 minutes 2 Using the remote control set the brightness and contrast to normal position 3 Connect the digital voltmeter to TP501 4 Set condition is AV MODE without signal 5 Adjust the VR501 until the digital voltmeter is 135 0 5V 2 6 VERTICAL LINEARITY 1 Receive the monoscope pattern 2 Using the remote control set the brightness and contrast to norm
15. B 9 g S amp 5 GN 1p AFC 3 b 5 8 8 g gt HEATER 2 gt gt HEATER S28 8 2 8 52 8 8 NC 3 pis L NC 542 7 Mis 5 2 E E 22 2 s 180V 4 gt 4 l 89 10 2 8 145 1230150 144 112 0 120 44 1 2501 17 FROM TO FROM TO DEFLECTION EE Ses zit 0 5 i 014 0 1 5 BL B GREEN OUT a x 2 0801 RED UT BLUE OUT 2 ES STL S a aid 0527 207 2592 5 14 21 x 32 32 32 33 he e 581 als 2 gt 33 S 5 o o xus gt 1006 27 984 27 216 954 27 id e 2 8 11E1 EIC 62801 6 003 2100 5 ale 4 FROM MICOM TUNER 2 5 5 1 1L4 575 8 5 8 22 R406 R420 E E PROTECT x 68K 1 AW EE 8 10K 1 t 00 KRC102SRTK 5 Tul A to 001 Ser gt nal o els 1 als 18 59 Bor A34JXV70X53N45 5 5 5 5 CPJ370BVBK1U TO IE 8 4 e 5 HS401 ht ty S 8 3 40 763WSAA013 STS 5 NC 2 1 t H z 8 1 5 La d in 5 T x E 1401 6437 CP401 7 5 Bet 215 ETHO9K14BZ iH M561WV2 A5P Box 2 Box 3 4 250V 039 PMS
16. CTURE IS NORMAL N UTILISER QUE CELLS DECRITES DESCRIBED IN PARTS LIST ONLY DANS LA NOMENCLATURE DES PIECES A C D E F 6 5 C D E E G H 8 CP802A 2 B2013H02 6P 2013 02 6 1 1 PROTECT FROM TO CHROMAVSIF VIF 21 PIN CUTOFF 2 gt 2 CUTOFF GND 3 gt GND R OUT ROUT 4 gt 4 ROUT G OUT 5 gt 5 B OUT BOUT 6 gt 6 VAMP VOUT V DRIVE IC 10401 8174 Con CPSDBH 5 T B2013H02 4P B2013H02 4P M our
17. HE COLOR BROADCAST DANGEREUSES AN POINT DE VUE SECURITE CRITICAL FOR SAFETY USE ONES WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL N UTILISER QUE CELLS DECRITES DESCRIBED IN PARTS LIST ONLY DANS LA NOMENCLATURE DES PIECES A B C D E F G H N E e 5 5 z 8 20 v 9 0 00 6 00 60 0 88 e e a E m S 2 5 _ JE e e SES 2 5 12 535424293595 840 2 222897829 12 55382222 4840 7 lt lt gt gt 60 9 00 2 8 ko o 096 HNOL 1298 50 1 7 EY Eas S65 E lo gt E Nox
18. Pac fic PTV3606 SERVICE MANUAL COLOR TELEVISION RECEIVER 9 0000 MFR S VERSION A Design and specifications are subject to change without notice WHEN REPLACING EEPROM MEMORY IC If a service repair is undertaken where it has been required to change the MEMORY IC the following steps should be taken to ensure correct data settings while making reference to TABLE 1 jini o 2 43 4 5 6 7 8 9 8 0 oe 00 joo oo 00 19 40 oo 03 00 00 foo Table 1 1 Enter DATA SET mode by setting VOLUME to minimum 2 While holding down VOLUME button on front cabinet press key 6 on remote control for more than 2 seconds ADDRESS DATA INIT 01 00 CRTON 0000 Fig 1 ADDRESS is now selected and should blink Using the VOL button on the remote step through the ADDRESS until required ADDRESS to be changed is reached Press ENTER to select DATA When DATA is selected it will blink Again step through the DATA using VOL button until required DATA value has been selected Pressing ENTER will take you back to ADDRESS for further selection if necessary Repeat steps 3 to 6 until all data has been checked When satisfied correct DATA has been entered turn POWER off return
19. al position 3 Adjust the VR420 until the SHIFT quantity of the OVER SCAN on upside and downside becomes minimum ELECTRICAL ADJUSTMENTS 2 7 HORIZONTAL POSITION 1 Receive the monoscope pattern 2 Using the remote control set the brightness and contrast to normal position 3 Activate the adjustment mode display of Fig 1 1 and press the channel button 08 on the remote control to select H POSI 50 4 Press the VOL UP DOWN button on the remote control until the SHIFT quantity of the OVER SCAN on right and left becomes minimum 5 Receive the monoscope pattern of NTSC 6 Using the remote control set the brightness and contrast to normal position 7 Activate the adjustment mode display of Fig 1 1 and press the channel button 39 on the remote control to select H POSI 60 8 Press the VOL UP DOWN button on the remote control until the SHIFT quantity of the OVER SCAN on right and left becomes minimum 2 8 VERTICAL SIZE 1 Receive the monoscope pattern 2 Using the remote control set the brightness and contrast to normal position 3 Activate the adjustment mode display of Fig 1 1 and press the channel button 11 on the remote control to select V SIZE 50 4 Press the VOL UP DOWN button on the remote control until the SHIFT quantity of the OVER SCAN on upside and downside becomes 8 3 5 Receive the monoscope pattern of NTSC 6 Using the remote control set the brightness and contrast to norma
20. iG 41 To aws a 4 5 ES E S8 599 2 2 2 lt p es lt LUXIA 1n0S8 9 8199 5 1n0 8 ww wg 6290 8090 810 88 912 i L4 8 Dd Dd 9 1109 5 2299 1099 8105 9r2 LW amp Dd nibd 8 pene 8099 9090 d t 229 T amp 3 1099 9 9 s S gm uno gaso 3 i 0299 E 3 51 enrsanava 97080 8 Y a _ 6199 s 2810 lt 225 it sa waso 8 Y 2090 8190 cc ENS 6298 A06 _ o Q X8 080 5 4 4 2099 5 lt 5 2 8 9 5 o lt ei v I X gt t 5 8 8 0122 e ZHINGLOEEY Y 22 E Bo TA 9 5 Ad 8175 7 9 mox 5 ET SH 5 Fo wax 8 2000 89 rz LN 5 1 lt Ige 5 8 5 f w 5 555 S 655 9 291 Ald 4d S 2 gt 835 5 9 wo 815 ei LLI I 4 556 15 100 SE 8098 1 00 210 4 T OLP AOL TA 5 10249 MA ZZ AOS mutua 2 Da 1 2 199 zl 5 1 i 44 W Box 2 11
21. l for more than 2 seconds to appear the adjustment mode on the screen as shown in Fig 1 1 35 H POSIOSD 128 2 Use the Channel UP DOWN button or Channel button 0 9 on the remote control to select the options shown in Fig 1 2 3 Press the MENU button on the remote control to end the adjustments NO FUNCTION FUNCTION CUT OFF TINT RF AGC SHARP AGC GAIN CONT CENT R DRIVE CONT MAX R CUT OFF CONT MIN G DRIVE COLOR CENT G CUT OFF COLOR MAX B DRIVE COLOR MIN H POSI 50 MR CUT OFF V POSI 50 M G CUT OFF V POSI 60 M B CUT OFF V SIZE 50 CVBS OUT V SIZE 60 APR THR VCO COASE BELL VCO FINE BANDPASS H POSI OSD V POSI OSD BRIGHT CENT BRIGHT MAX BRIGHT MIN H POSI TXT V POSI TXT H POSI 60 Fig 1 2 2 BASIC ADJUSTMENTS 2 1 AGC VOLTAGE 1 Place the set with Aging Test for more than 15 minutes 2 Receive the UHF 63 1dB 3 Connect the digital voltmeter between the TP002 and the GND of TU001 4 Activate the adjustment mode display of Fig 1 1 and press the channel button 01 on the remote control to select RF AGC 5 Press the VOL UP DOWN button on the remote control until the digital voltmeter is 2 10 0 05V 2 2 CUT OFF 1 Place the set with Aging Test for more than 15 minutes 2 Using the remote control set the brightness and contrast to normal position 3 Activate the adjustment mode display of Fig 1 1 and press the channel button 00 on the remote control to select CUT OFF 4
22. l position 7 Activate the adjustment mode display of Fig 1 1 and press the channel button 12 on the remote control to select V SIZE 60 8 Press the VOL UP DOWN button on the remote control until the SHIFT quantity of the OVER SCAN on upside and downside becomes 8 3 2 9 BRIGHT CENT 1 Place the set with Aging Test for more than 15 minutes 2 Receive the monoscope pattern RF Input 3 Using the remote control set the brightness and contrast to normal position 4 Activate the adjustment mode display of Fig 1 1 and press the channel button 17 on the remote control to select BRIGHT CENT 5 Press the VOL UP DOWN button on the remote control until the white 2596 is starting to be visible 6 Receive the monoscope pattern Audio Video Input 7 Press the AV button on the remote control to set to the AV mode Then perform the above adjustments 3 5 2 10 CONT CENT 1 Place the set with Aging Test for more than 15 minutes 2 Activate the adjustment mode display of Fig 1 1 and press the channel button 22 on the remote control to 3 select CONT CENT 4 Press the VOL UP DOWN button on the remote control until the contrast step No becomes 30 5 Press the AV button on the remote control to set the AV mode Then perform the above adjustments 1 2 2 11 COLOR CENT 1 Receive the color bar pattern RF Input 2 Connect the oscilloscope to TP023 3 Using the remote control set the brightness c
23. of Fig 1 1 and press the channel button 09 on the remote control to select V POSI 50 4 Check if the step No V POSI is 08 5 Adjust the VR401 until the horizontal line becomes fit to notch of the shadow mask ELECTRICAL ADJUSTMENTS 2 14 Confirmation of Fixed Value Step No Please check if the fixed values of the each adjustment items are set correctly referring below NO FUNCTION RF AV 02 AGC GAIN 00 04 R CUTOFF 00 06 G CUTOFF 00 07 BDRIVE 31 10 V POSI 50 60 08 18 BRIGHT MAX 37 37 19 BRIGHT MIN 10 10 20 TINT 32 32 21 SHARP 04 04 23 50 50 24 CONT MIN 10 10 26 COLOR MAX 39 39 27 COLOR MIN 14 14 30 MBCUTPOFF 80 31 CVBS OUT 16 32 APR 04 33 BELL 10 34 BANDPASS 06 35 H POSI OSD 128 36 V POSI OSD 50 37 HPOSITXT 122 38 V POSI TXT 58 6V IC IC502 KIA7806API BLOCK DIAGRAM E 1 J1001 HEADPHONE JACK
24. ontrast and color to normal position 4 Activate the adjustment mode display of Fig 1 1 and press the channel button 25 on the remote control to select COLOR CENT 5 Adjust the VOLTS RANGE VARIABLE knob of the oscilloscope until the range between white 10096 and 0926 is set to 5 scales on the screen of the oscilloscope 6 Press the VOL UP DOWN button on the remote control until the red color level is adjusted to 85 10 for the white level Refer to Fig 2 2 7 Receive the color bar pattern Audio Video Input 8 Press the AV button on the remote control to set the AV mode Then perform the above adjustments 2 6 2 12 VCO COASE VCO FINE 1 Connect the oscillator 39 5MHz to between the TP003 and the GND of TU001 2 Activate the adjustment mode display of Fig 1 1 and press the channel button 13 on the remote control to select VCO COASE 3 Press the VOL UP DOWN button on the remote control until the appear on the screen 4 Press the CH UP button once to set to VCO FINE mode 5 Press the VOL UP DOWN button on the remote control to select the 4 step down point from the upper limit on the Example In case of the point 30 41 select 37 2 13 VERTICAL POSITION 1 Receive the monoscope pattern 2 Using the remote control set the brightness and contrast to normal position 3 Activate the adjustment mode display
25. to STANDBY MODE to finish DATA input After the data input set to the initializing of shipping 9 Turn POWER on 10 While holding down VOLUME button on front cabinet press key 1 on remote control for more than 2 seconds 11 After the finishing of the initializing of shipping the unit will turn off automatically The unit will now have the correct DATA for the new MEMORY IC ELECTRICAL ADJUSTMENTS 1 BEFORE MAKING ELECTRICAL ADJUSTMENTS Read and perform these adjustments when repairing the circuits or replacing electrical parts or PCB assemblies CAUTION Use an isolation transformer when performing any service on this chassis Before removing the anode cap discharge electricity because it contains high voltage When removing a PCB or related component after unfastening or changing a wire be sure to put the wire back in its original position When you exchange IC and Transistor for a heat sink apply the silicon grease YG6260M on the contact section of the heat sink Befor applying new silicon grease remove all the old silicon grease Old grease may cause damages to the IC and Transistor Prepare the following measurement tools for electrical adjustments 1 Oscilloscope 2 Digital Voltmeter 3 Pattern Generator On Screen Display Adjustment 1 In the condition of NO indication on the screen Press the VOL DOWN button on the set and the Channel button 9 on the remote contro
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