PANASONIC SA-AK78 free download

File name Blk.pdf

VIDEO CD CHANGER SECTION OPTICAL PICKUP SEMICONDUCTOR LASER Q701 LASER POWER DRIVE +B2 Vref. 4 +B2 Vref. PHOTO DETECTOR 13 LDON B PDA A AN8839NSBE2 IC701 SERVO AMP 6 LPD +B2 (RF) TJ701 8 RF +B2 9 RFIN 10 CSBRT 11 CEA OFTR DET. Vref. Vref. BDO DET. RF DET. Ach VCBA Bch SUBTRACTER Vref. 3 TENV ENV 19 RFENV 17 OFT 12 BDO 15 /RFDET 25 7 LD OFTR BDO /RFDET FE IN FE OUT VCC 24 3 FE +B2 E E 5 PDB Vref. Vref. VREF 26 VREF 14 D A D C B C Vref. 1 PDE E Vref. GND Ech VCBA Fch Vref. Vref. 2 PDF SUBTRACTER Vref. F F F Vref. PDOWN TEOUT TBAL FBAL TEIN Vref. 27 28 22 16 23 VREF AN8739SBE2 IC703 FOCUS COIL / TRACKING COIL / TRAVERSE MOTOR / SPINDLE MOTOR DRIVE LDON TBAL FBAL F+ FOCUS COIL F- 17 D4+ VREF 22 24 TE VREF TRD 16 D4- FOCUS COIL DRIVE IN3 T+ TRACKING COIL T- 15 D3+ 14 D3- TRACKING COIL DRIVE IN4 23 FOD TRV+ M701 TRAVERSE MOTOR 11 D1+ M M TRV- 10 D1- TRAVERSE MOTOR DRIVE IN1 6 TVD ECS SP+ M702 SPINDLE MOTOR 13 D2+ IN2 3 ECM SP- 12 D2- SPINDLE MOTOR DRIVE PC2 4 PC 8 19 PGND1 PGND2 RESET SIGNAL GENERATOR PVcc1 PVcc2 7 20 +B1 /RST 1 DILRCK DIDATA DISCK +B2 +B2 MN662790RSC IC702 SERVO PROCESSOR / DIGITAL SIGNAL PROCESSOR DIGITAL FILTER / D/A CONVERTER +B2 66 CLVS 69 RESY 78 DIDATA 79 DILRCK 80 DISCK 72 AVDD1 71 /TEST 4 DVDD1 50 AVDD2 60 VDD 77 IOVDD 5 DVss1 74 AVss1 51 AVss2 57 Vss 70 67 BLKCK /CLDCK SBCK SUBC IOSEL CRC 8 TIMES OVERSAMPLING DIGITAL FILTER PWM (L) BLKCK DIGITAL DEEMPHASIS 13 62 56 55 68 OUTL 73 (To MAIN SECTION) CD signal CD-TEXT BUFFER /CLDCK SBCK SUBC DEMPH 1 bit DAC PWM LOGIC PWM (R) OUTR 75 R ch SUBCODE BUFFER SQCK SUBQ SQCK SUBQ PLLF PCK PLLF2 384FS EFM DEMODULATION/ SYNC INTERPOLATION SUBCODE DEMODULATION 14 15 48 53 41 52 FLAG IPFLAG 65 64 6 24 25 23 2 3 1 16 42 26 21 29 22 27 28 31 30 12 11 VREF TVD TRD FOD TBAL FBAL DSLF2 IPFLAG DIGITAL AUDIO INTERFACE TX 16k SRAM ECM ECM ECS PC LRCK SRDATA BCLK DIGITAL AUDIO INTERFACE ECS PC DSL / PLL VCO DSLF2 47 DSLF CIRC ERROR CORRECTION/ DEINTERLEAVE LRCK 46 44 +B2 76 DRF ARF RSEL INTERPORATION/ SOFT MUTING/ DIGITAL ATTENUATION SRDATA BCLK DMUTE DSLF2 KICK MLD MCLK MDATA 9 7 8 45 17 MLD TRV D/A CONVERTER MCLK MDATA IREF STAT VREF TVD TRD FOD +B2 STAT MICRO COMPUTER INTERFACE SERVO CPU OUTPUT PORT TBAL FBAL /TLOCK /FLOCK 54 49 61 VCOF2 VCOF BYTCK VCO TIMING GENERATOR PITCH CONTROL SERVO TIMING GENERATOR /RFDET A/D CONVERTER X2 OUT RFENV SMCK FCLK CSEL X1 IN INPUT PORT TRCRS VDET SENSE WVEL LDON OFTR 19 63 20 59 58 32 33 34 37 35 39 BDO FE TE 38 36 10 43 40 18 LDON BDO /RST FE TE OFT X701 (16.9344MHZ) RFENV /RFDET /RST +B12 32 16 +B12 1,6, 22 23,39, 44 GND Vcc Vcc A0~10 A11~17/ D0~7 UCAS 30 OE X1000 (27MHz) 5~12, 23 26, 27 2~4, 13~15 17~21, 25,28~30 24 22 18~ 21 24~ 28 2~5, 7~10 35~38, 40~43 OE 29 16 MA0~10 MD0~15 TC7W04FUT2L IC1003 INVERTER TC7W14FUTE1L IC1004 INVERTE

File name OT_SA-AK88_index.txt

00@GLOBAL [email protected]@[email protected]@sftri.gif@ saak88gc.html@Table Of [email protected]@[email protected]@ s0000000000.html@[email protected]@[email protected]@[email protected]@pana.gif@ s0100000000x.html@1 Before [email protected]@ s0200000000x.html@2 Before Repair and [email protected]@ s0300000000x.html@3 Protection [email protected]@ s0400000000x.html@4 [email protected]@[email protected]@[email protected]@[email protected]@ s0500000000x.html@5 Handling Precautions For Traverse [email protected]@[email protected]@ s0600000000x.html@6 Precaution of Laser [email protected]@[email protected]@ s0700000000x.html@7 Operation [email protected]@[email protected]@ s0800000000x.html@8 Self-Diagnostic Display [email protected]@ [email protected] Self-diagnostic [email protected]@ [email protected] How to enter the Self-Diagnostic [email protected]@ [email protected] Cassette Mechanism Test (For error code H01, H02, H03, F01, F02)@s0803000000.sgm@ [email protected] CD Mechanism Test (F15, F26, F16, F17, F27, F28, F29, H15, F75)@s0804000000.sgm@ [email protected] To clear all Error [email protected]@ [email protected] How to get out from Self-Diagnostic [email protected]@ [email protected] Power Amplifier Failure (F61)@s0807000000.sgm@ s0900000000x.html@9 Description of Error [email protected]@ [email protected] Error detection for Cassette Mechanism [email protected]@ [email protected] Error detection for CD/Changer [email protected]@ [email protected] Power Supply related error [email protected]@ s1000000000x.html@10 CD Test Mode [email protected]@ [email protected] How to enter the Self-Diagnostic [email protected]@CDtest.gif@ [email protected] CD Automatically Adjustment result [email protected]@CDAutAdj.gif@ s1100000000x.html@11 Measurements and [email protected]@ [email protected] Cassette Deck [email protected]@Recycle.gif@ [email protected] Head Azimuth Adjustment (Deck 1/2)@[email protected]@ [email protected] Tape Speed Adjustment (Deck 1/2)@[email protected]@ [email protected] Bias and Erase Voltage [email protected]@1113.gif@ [email protected] Bias Frequency Adjustment (Deck 2)@[email protected]@ [email protected] Alignment [email protected]@MeaDeck.gif@ s1200000000x.html@12 Terminal Function of IC’[email protected]@ [email protected] IC701 (AN8839NSBE2) Servo [email protected]@ [email protected] IC702 (MN662790RSC) Servo processor/ Digital signal processor/ Digital filter/ D/A [email protected]@ [email protected] IC703 (AN8739SBE2) Focus coil/ Tracking coil/ Traverse motor/ Spindle motor [email protected]@ [email protected]

File name pcbdeck.pdf

J1271 J1272 R1236 CN1201 J1113 C1165 J1116 J1115 R1143 R1144 J1117 J1119 J1120 X J1232 J1208 C1153 TP102 TP4 TP3 TP2 CS1101 TP1 C1166 C1162 J1114 J1111 J1275 D1201 D1202 E B C J1106 J1107 J1108 C1187 R1215 R1216 C1188 1 2 3 4 5 6 7 8 Q1208 C1202 J1278 J1277 Q1220 E B J1121 E B C X J1274 R1227 E B C R1213 R1230 J1131 R1155 B E Q1218 Q1207 J1210 Q1153 Q1203 J1126 R1234 J1211 J1132 R1206 J1128 J1129 J1133 J1130 J1238 J1239 B E R1106 R1151 J1118 J1122 R1153 R1154 J1123 J1209 R1158 J1135 J1273 R1152 E C C1154 C1152 R1156 C1151 R1190 E R1191 B Q1151 J1141 J1142 J1234 C B E J1143 J1235 J1236 J1237 J1244 B J1245 J1246 J1247 J1248 J1161 J1156 J1157 J1158 C E B E C1186 R1161 C R1233 J1148 R1186 J1147 J1145 J1146 J1138 C1150 C1123 C B E R1139 Q1116 R1162 R1196 J1152 J1240 J1241 1 C1147 C1117 J1150 R1220 J1164 J1163 Q1107 J1166 S D G J1165 J1162 R1195 R1101 J1153 J1154 R1145 R1125 J1160 R1146 C1131 J1155 J1242 C1109 J1171 C1142 R1194 R1121 R1123 C1122 7 J1173 C1120 Q1101 R1131 J1170 C1139 J1172 18 19 C1125 J1177 J1174 C1136 J1175 J1253 J1179 R1124 C1144 C1130 C1124 C1128 R1118 R1112 R1110 R1142 C1114 E R1166 R1165 C B E J1252 J1178 CP1101 J1250 J1251 TP5 J1229 5 X IC1102 J1194 4 3 2 1 1 R1188 C1175 L1202 J1204 C1180 E J1200 X C1183 C1184 J1195 C1185 C1182 C1174 C B E J1201 C B C1173 R1174 D1172 R1179 R1180 R1181 J1202 R1177 D1175 2 J1197 R1109 R1107 C1115 R1141 IC1101 1 2 3 4 5 6 7 8 9 J1198 C1121 C1132 J1182 J1184 C1113 J1193 C1111 C1105 J1191 J1183 J1188 R1105 C1106 R1116 R1108 C1116 J1190 C1112 R1167 R1189 3 Q1102 C1193 C1104 C1194 1 C1103 J1249 C1127 C1143 J1180 R1197 C1148 R1133 C1126 R1104 3 J1167 X Q1108 J1168 C1133 C1102 R1117 R1115 R1183 C1145 C1146 X 2 J1276 C1140 R1132 C1135 R1103 C1101 B E J1169 R1111 C1119 R1193 R128 R1184 C1134 R1126 J1176 C1108 R1134 C1141 R1122 C1118 4 J1102 S D G S D G R1102 C1129 J1243 6 5 Q1115 D1173 6 1 2 3 4 5 6 7 8 9 Q1121 J1139 8 R1226 E B C 9 TP10 W1100/H1100 10 X 9 X 8 7 6 5 4 3 2 1 C1201 J1205 J1227 TP9 J1228 J1101 R1235 J1124 7 TP101 CS1102 1 3 5 X J1140 TP11 TP12 X R1182 X S 5 2 4 X 1 Q1206 16 R1221 R1225 C C C R1232 E B IC1105 Q1209 9 8 B E C D G W1200 1 + 2 - C Q1120 CP1102 B Q1154 Q1103 C J1144 R1192 Q1152 B E Z1101 2 3 4 Q1104 J1181 5 C 4 C J1187 J1186 Q1119 36 1 C J1196 R1170 E B Q1118 Q1176 L1201 C1176 6 E Q1175 C1179 C B J1192 R1178 2 3 R1173 C B 5 4 R1172 D1171 D1174 J1185 C B X C X 1 TP170 C1177 Q1174 E C1181 X B R1176 C1178 E A B C D E DECK P.C.B (REPX0169J) Q1173 Q1179 TP12 Q1171 TP172 TP171 F G

File name pcbdpl.pdf

9 8 7 6 5 4 3 2 1 A B R843 C816 C866 R838 C832 C818 C851 C829 R844

File name pcbmain1.pdf

A B C D E F G 1 MAIN P.C.B (REPX0214A) VIDEO OUT VIDEO OUT SWITCH FM ANT AM ANT PAL NTSC GND AM LOOP ANT JK101 3 OFF ON UNBALANCED 75 OHMS AM EXT ANT C 1 JK301

File name pcbmain2.pdf

G H I J K L M AM ANT OOP ANT C203 J286 AM EXT ANT 3 L101 4 L102 C444 1 3 2 Z101 C303 C244 AUX LINE OUT 3 JK305 6 R403 R332 D317 D315 R432 R436 C440 C235 R312 J277 CN300 J463 J309 R415 J218 J366 J298 J216 C324 J215 C325 J455 J213 D308 J405 J214 D314 J491 J276 1 2 3 4 5 6 7 8 9 10 11 12 J345 C427 R448 J429 B E R449 R248 J344 R425 J273 R430 J442 J340 J339 J254 R426 1 2 C401 C201 4 R203 C403 C B E R441 Q404 C332 B 4 5 C E 1 8 5 R435 C319 9 C300 IC304 C247 R246 J271 J125 J123 E C B J274 B E C450 J400 C443 J398 R434 C249 C248 Q106 R125 C127 R126 J119 J118 C109 R131 C382 J114 R118 C114 J342 1 2 3 4 5 6 7 8 9 J246 C381 J341 R450 J472 J471 J470 R409 J260 C333 R339 C328 C321 R340 R337 R336 R343 C323 J262 C322 R106 C449 J288 C448 R234 C441 R431 R444 C436 R440 C442 J428 C437 R447 J469 R401 R201 C402 R208 R209 Z102 4 5 3 6 2 1 C250 J388 R410 R402 J391 C304 R211 R207 C202 R301 J468 R372 C243 R202 J467 C207 J261 C384 R342 C242 R247 R250 J111 J112 C106 C126 24 J109 1 R226 C237 5 C320 6 7 8 C434 R446 J483 R232 R236 R334 C326 J267 C327 R212 J265 C383 C204 C240 J134 Q308 R445 R245 J484 J478 12 J443 1 13 24 D401 J466 CP304 R302 J465 R310 J247 C305 R305 65 64 J334 C208 C209 C308 C213 C212 C215 C217 C214 J333 R210 R119 CF202 1 2 J135 3 J248 J245 C318 24 R120 C119 C115 R102 C131 R121 C116 J477 R303 R371 J331 C211 C210 J387 C136 C404 C306 IC101 J332 80 J326 J236 1 R308 J327 R143 J131 IC303 C432 R424 C232 4 3 2 1 C430 C230 C229 C429 C228 J427 R225 R224 R249 R223 R423 C216 C227 C226 C426 R222 R422 C425 C225 R326 Q400 E B R421 J237 Q200 E B J464 C317 R221 41 R420 C C Q306 R327 C218 C233 R220 C329 C433 J424 IC302 C120 R306 C408 R146 C144 40 C219 C220 24 R408 C221 25 C316 C315 R412 C314 D302 J418 C421 R325 R219 R304 J444 J233 R341 R331 D316 E C B J452 J420 J373 J380 J378 J232 J374 C410 C411 C412 341 C418 C222 C313 R322 Q366 J370 J369 J227 C301 J224 J308 R300 J305 C331 J307 J449 J230 J229 R344 C416 C413 C417 C414 R411 R309 R416 R418 R453 R456 R455 R324 R323 R213 C420 C224 R216 R217 C424 C307 C312 R218 C223 D201 J431 C241 C435 J404 R419 J490 J486 R328 C446 R329 C447 C R241 Q204 J127 J432 J350 R240 R357 R356 R231 C234 R230 C246 J485 IC301 C428 J439 R321 J371 J450 CN301 1 2 3 4 5 6 7 8 9 10 11 12 R407 E B C C409 C415 J222 Q304 CP305 1 2 3 4 5 6 7 8 R316 R313 J223 R417 R452 J303 J302 R307 J459 J458 R215 J457 J221 D311 C419 J220 D307 J300 E J482 J448 J367 C J219 B J304 C423 D318 J437 Q307 J462 J461 J460 J364 J411 J456 D313 Q J356 J362 J410 09 317 2 J408 R335 J360 CN303 20 18 16 14 12 10 8 19 17 15 13 11 9 J203 7 6 5 4 3 1 2 J207 J294 J359 CN304 J488 J481 J476 10 9 8 7 6 5 4 3 2 1 J402 J354 J358 J436 C407 J301 R233 R433 R413 C422

File name pcbmecha.pdf

A B C D E F G 1 MECHANISM (DECK1) P.C.B (REPX0108A) S953 CS951 2 J1 1 2 3 4 5 6 7 8 9 J2 S951 D951 S952 R952 IC951 2 1 R953 PL+ PL- 3 4 3 SOLENOID MECHANISM (DECK2) P.C.B (REPX0108) 4 S973 J3 Z971 CS971 J1 7 1 2 3 4 5 6 7 8 9 5 S974 D971 6 S972 S971 S975

File name pcbpan1.pdf

A B C D E F G 1 C721 C716 J599 PANEL P.C.B (REPX0211B) R723 C723 C728 R722 R720 R726 2 J807 D702 R717 C720 S634 RANDOM R727 IC700 C717 16 9 R677 1 8 C718 R716 R715 R719 R706 3 R721 R708 R709 C719 J682 R718 C722 C729 C724 C727 C713 J679 4 C711 C715 R714 VOLUME C712 S632 R665 DISPLAY 1 5 10

File name pcbpan2.pdf

G H I J K L M 1 2 J741 H601/W601 3 J781 4 5 R643 6 J662 D607 7 J690 8 J689

File name pcbpower.pdf

A B C D E F G 1 H-CHANNEL L-CHANNEL SPEAKERS SPEAKERS L- R- L+ R+ L- R- L+ R+ POWER P.C.B R585 JK504 C569 RCH 5 6 2 4 2 4 (REPX0319B) C570 JK502 1 3 1 3 JK503 R588 E500 LCH 3 4 R584 C566 C565 R583 C567 C530 CENTER

File name pcbservo.pdf

A B C D E F G 1 CD SERVO P.C.B (REPX0145B) J724 C704 C707 (RF) TJ701 J733 C702 TP19 TP18 TP21 R720 R719 C726 C730 R717 R721 R718 C725 R710 15 C710 R703 R702 C708 28 C711 C712 J725 3 4 R727 R749 R729 R728 C739 R726 R723 R725 C715 R736 5 C762 M J705 6 28 15 C750 C731 C753 75 45 CN702 80 30 29 41 IC702 J706 27 28 1 26 40 25 L702 24 5 23 35 22 C732 10 21 30 TP42 20 C743 19 15 25 18 J731 17 TP33 20 21 16 L705 TP17 J732 S701 15 (REST SW) 14 C745 13 TP11 TP10 12 TP9 11 10 TP8 9 TP7 TP6 8 C738 7 6 TP5 J715 5 R748 4 TP4 3 TP2 TP3 J726 TP36 2 1 TP1 TP14 TP12 M702 TP13 (SPINDLE MOTOR) L703 C742 C709 C733 L704 R735 R724 R722 R731 R715 R714 C717 C721 C718 C722 R712 TP25 TP24 C723 C724 TP26 60 61 TP27 65 55 70 50 C744 R745 R709 C716 TP29 14 J701 J709 1 J722 J710 J721 Q702 C B IC701 E J727 R705 C747 R704 R744 C749 R706 R707 R708 C713 J703 2 1 4 3 6 5 TP40 8 7 J728 C 10 9 12 11 B E 14 13 Q701 16 15 (VREF) TJ702 C751 C735 C714 J704 TP37 J708 TP38 1 14 7 M701 (TRAVERSE MOTOR) 8 9 C734 M C736 TP15 C737 TP16 J707 TP35 IC703 R701 C701 2 R711 C703 J717 J716 TP20 TP23 L701 X701 C706 TP30 TJ701 J702 R752 CN701

File name pcbtact.pdf

A B C D E F G 1 OPERATION (2) P.C.B (REPX0211B) 3 2 1 2 SW600 D605 J601 R628 8 7 6 5 4 3 2 1 S611 CP600 DPL R630 C600 J692 S619 C601 R629 TUNE MODE/STOP TUNE DOWN/< C731 R631 R617 3 R622 S617 R623 R624 R620 R625 R619 S620 R626

File name pcbtrans.pdf

A B C D E F G 1 AC TRANSFORMER P.C.B (REPX0202F) T501 (POWER TRANSFORMER) RL502 ORG BLU J511 4 1 W5 W7 10 14 11 15 13 16 12 WHT W10 2 D977 3 2 W1 R986 W9 YEL Q975 1 W500 BLK D980 B C E 2 W8 W6 D982 3

File name pcbvcd.pdf

A B C D E F G 1 VIDEO P.C.B (RD-DVK029-SY) R1012 L1002 R1009 C1018 C1016 L1000 R1005 R1013 C1020 R1007 C1014 R1014 C1013 C1015 9695 90 85 80 75 70 65 CN1000 2 R1021 IC1003 97 64

File name schdeck.pdf

SCHEMATIC DIAGRAM-5 DECK CIRCUIT :POSITIVE VOLTAGE LINE 14.8V A B R1103 15K C1193 1000P C1101 1000P C TP6 :TAPE PLAYBACK SIGNAL LINE :TAPE RECORDING SIGNAL LINE R1102 100K DECK1 L ch PLAYBACK HEAD R ch CS1101 1 2 3 4 5 TP1 TP2 TP3 D 0V ((0V)) ((4.2V)) G ((0V)) S Q1101 2SJ498CDTA HEAD SELECT (REC:ON) C1103 680P S 0V ((0V)) ((4.4V)) G ((0V)) D Q1103 2SJ498CDTA HEAD SELECT (PLAY:ON) D E DECK2 L ch R/P HEAD R ch 1 2 TP5 3 4 CS1102 TP4 C1104 0.022 0V ((4.4V)) G D ((0V)) ((0V)) Q1104 2SJ498CDTA HEAD SELECT (PLAY:ON) S R1195 100K ERASE HEAD 0V ((4.2V)) G C1194 1000P S ((0V)) ((0V)) Q1102 2SJ498CDTA HEAD SELECT (REC:ON) 5 D R1101 330K C1102 1000P F R1104 15K TP11 IC1102 BA7755A R/P SELECT ERASE CURRENT CHECK POINT R1182 1 Vcc 1 R1188 1K TP12 2 3 ((8.3V)) ((0V)) 11.1V 4 ((0V)) 4.9V GND 5 R1189 4.7K R1184 100K R1183 100K ((14.8V)) C1183 0.47 R1178 L1201 6 1 2 3 C1181 0.01 L1202 47 H Q1176 ((0V)) 1.2 ((0V)) 0.6V ((0V)) R1180 2.7K C1185 4700P 5 4 C1176 0.047 ((14.8V)) C1177 1000P C1175 35V220 Q1175,1176 2SC2002KTA BIAS OSC D1172 MA8047MTX C1179 0.01 D1175 TP171 MA111TX 0.7V ((0V)) R1173 10K R1174 10K 0.6V ((0V)) C1184 1500P C1174 50V4.7 R1176 4.7K R1177 5.6K Q1174 2SC2412KT96R TP170 ((0V)) 0.7V ((0V)) D1174 R1172 MA8036HTX 330 0.6V ((0V)) BIAS OSC CONT. (CrO2) ((0V)) ((4.8V)):CrO2 R1170 1K SWITCHING (BEAT PROOF) C1173 0.01 Q1179 2SC2412KT96R 26.4V ((0V)) ((0V)) Q1171 2SD1302STA SWITCHING (REC:ON) Q1173 DTC144TKA146 BIAS OSC CONT.(CrO2) TP172 C1182 50V4.7 D1171 MA111TX C1180 0.01 Q1175 0.6V ((0V)) R1179 2.7K R1181 3.3K C1178 1000P SCHEMATIC DIAGRAM-6 :POSITIVE VOLTAGE LINE 14.8V :TAPE PLAYBACK SIGNAL LINE :TAPE RECORDING SIGNAL LINE R1105 270 C1133 50V4.7 C Q1107 DTC144TKA146 P.B EQ/ REC EQ (CrO2/ H.SPEED) R1121 33K ((0V)) ((4.8V)):CrO2 ((0V)) C1117 50V1 R1125 R1123 1K 10K C A C1143 50V4.7 C1129 820P C1131 820P C1135 1000P C1146 16V10 R1107 C1113 6.3V220 39 C1123 1800P C1147 1500P R1111 2.2K C1109 16V100 C1105 1200P C1108 16V33 R1115 390K C1127 R1117 0.01 270K R1131 68K R1146 10K C1111 820P C1115 R1109 0.033 4.3K A C1139 50V2.2 C1119 50V4.7 R1141 6.8K D B ((0V)) ((9.1V)) ((9.7V)) ((0V)) 36 35 34 33 B A A AGC OFF 1 ((0V)) A 2 B C1121 50V1 C1125 0.047 ((1V)) ((4.6V)) ((4.7V)) ((4.9V)) 32 31 30 29 28 27 4.3V ((4.7V)) ((5V)) ((4.8V)) ((0V)) ((4.7V)) ((0V)) 26 25 REC 24 23 B C SW ALC PRE 22 A 21 ((9.6V)) 20 19 GND Vcc C PB PRE IC1101 M51167AFP-TB P.B.EQ/ REC AMP/ ALC/ TPS AMP TPS C PB 3 4 5 6 7 8 9 10 ((4.6V)) ((0V)) ((1V)) ((4.6V)) ((4.7V)) ((4.9V)) ((4.9V)) R1142 6.8K C1106 1200P C1122 50V1 REC R/ P 11 12 13 14 15 16 17 18 ((4.7V)) ((5V)) ((4.8V)) ((0V)) ((0V)) ((0V)) ((4.2V)) ((5V)) 4.9V C1126 0.047 50V0.1 16V10 C1116 R1110 0.033 4.3K C1120 50V4.7 C1128 R1118 0.01 270K R1116 390K C1130 820P C1132 820P C1114 R1108 6.3V220 39 R1112 2.2K C1124 1800P C1112 820P C1140 R1132 C1141 C1148 1500P C1118 50V1 R1134 C1142 0.022 E 47

File name schdpl.pdf

SCHEMATIC DIAGRAM-16 :POSITIVE VOLTAGE LINE :CENTER SP. DRIVE SIGNAL LINE DPL CIRCUIT :NEGATIVE VOLTAGE LINE :CD-DA/V-CD(AUDIO) SIGNAL LINE :SURROUND SP. DRIVE SIGNAL LINE C851 16V220 C829 16V220 C861 50V2.2 C837 0.1 C830 16V10 IC802 C831 16V10 D C BA178M09T 50V2.2 C832 16V10 2.2K REGULATOR 18K 39K C833 16V10

File name schmain.pdf

SCHEMATIC DIAGRAM-17 :POSITIVE VOLTAGE LINE :AM SIGNAL LINE :NEGATIVE VOLTAGE LINE :TAPE PLAYBACK SIGNAL LINE MAIN(CONTROL) CIRCUIT :CD-DA/V-CD (AUDIO) SIGNAL LINE :FM SIGNAL LINE :TAPE RECORD SIGNAL LINE 14.8V 7.7V R409 B 47K R410 R434 C448 R445 R446 C449 IC304 GND 11 1K 2.2K 50V3.3 15K 2.7K 16V10 Lch IN 10 A BA4558FE2 BUFFER AMP Rch IN 9 B C319 C446 C447 R450 C443

File name schpanel.pdf

SCHEMATIC DIAGRAM-11 :CD-DA/V-CD(AUDIO) SIGNAL LINE OPERATION(1) CIRCUIT :POSITIVE VOLTAGE LINE :MIC SIGNAL LINE R616 R615 R614 R613 R612 R611 R610 R609 R608 R607 R605 R604 R603 R602 R601 330 330 330

File name schpower.pdf

SCHEMATIC DIAGRAM-22 :CD-DA/V-CD (AUDIO) SIGNAL LINE :POSITIVE VOLTAGE LINE :SURROUND SP. DRIVE SIGNAL LINE POWER CIRCUIT :NEGATIVE VOLTAGE LINE :CENTER SP. DRIVE SIGNAL LINE IC500 RSN311W64A-P POWER AMP(HIGH,MID,LOW) 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0V 0V 0V 0V -28.5V 60.2V 0V 0V -30V 29.5V -0.2V 0V 0V 0.2V 0V -29.7V 29.1V 0V -60.7V 60V 0V 0V 470P 470P 0.01 0.01 470K RK306LFU1 C539 0.047 RK306LFU1 D519 R568

File name schservo.pdf

SCHEMATIC DIAGRAM-1 NOTE: The number which noted at the connectors on the schematic diagram as "SCHEMATIC DIAGRAM-1" or "SCHEMATIC DIAGRAM-2" indicates the schematic diagram serial number located on the left corner in the schematic diagram. OPTICAL PICKUP CD SERVO CIRCUIT :POSITIVE VOLTAGE LINE :CD-DA/V-CD(AUDIO & VIDEO) SIGNAL LINE R701 4.7 C701 6.3V33 C703 6.3V100 3.3V 5V C704 0.1 0.1 Q701 2SA1037AKSTX Vcc PDF PDE LD LD.GND GND NB GND NA VREF LPD GND T+ TF+ FCN701 LASER POWER DRIVE 3.3V R750 R752 5.6 0 A B 1V (1.9V) D E C A B PLAY 0.9V P-P 0.5 s. 0.2V/DIV. (RF) TJ701 TP29 8 3 LD 11 12 2 10 5 4 9 6 0.047 680P 680P 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 13 14 (2.5V) 3V TP30 C716 820P 1K C706 2700P C702 0.1 C707 0.027 IC701 AN8839NSBE2 SERVO AMP B A (0.2V) (2.5V) (1.5V) (2.3V) 1.7V 1.7V 3.3V 1.7V 1.7V 0V 1V 0.7V 2.1V 1.8V 0V 3V 1 2 3 4 5 6 7 8 9 10 11 12 CSBRT RFIN BDO LPD Vcc LD PDA PDE PDB CEA PDF RF (3.2V) 0V 13 14 LDON PDOWN GND C D E PLAY 0.2V P-P FEOUT TEOUT PLAY 0.6V P-P 28 27 26 25 24 23 22 21 20 19 18 17 0V 1.7V 1.7V 1.7V 1.7V 1.7V 1.7V 1.7V 1.7V 1.7V 1.7V 1.7V C747 180P C712 0.1 C711 0.1 R744 120K R702 10K 16 15 3.2V (0V) 1 GND 2 Vcc 3 BIN 4 AIN 13 14 15 C710 120P R705 150K NBOUT NAOUT 15 16 VREF GND C751 0.1 C750 0.1 C749 1800P C742 0.027 16 8 7 6 5 R708 22K R707 39K R706 1K D 0.1 C B A TP42 I H G TP33 F E D C TRACKING COIL FOCUS COIL C713 0.1 VREF C714 6.3V100 IC703 AN8739SBE2 FOCUS COIL/ TRACKING COIL/ TRAVERSE MOTOR/ SPINDLE MOTOR DRIVE R736 100 B A D C R704 1K B A 14 D3- (0.4V) (0.2V) (0.1V) (0.4V) (0.2V) 0V 0V 0V 0V 0V 15 16 17 18 19 PGND2 D3+ D4+ NC D4- 7.8V 20 PVcc2 GND NC 7.8V 1.7V 1.7V 1.7V 21 22 23 24 25 RSTIN VREF IN4 Vcc IN3 26 NC PGND1 PVcc1 /RST GND PC1 PC2 D2+ D1+ D2- D1- IN1 IN2 NC NC NC 13 A B TP35 R725 390 R724 18K R723 6.8K R735 100 R715 1K C715 2700P R729 3.9K C752 1500P M702 SPINDLE MOTOR C737 0.1 R727 6.8K 12 11 0V 0V 0V (0.1V) (0.7V) 10 0V (0.6V) 9 8 7 7.8V 6 1.7V 5 1.7V 4 3.2V (0V) 3 1.7V 2 1.7V 1 B A /RFDET 2ms. 0.1V/DIV. VREF FBAL TBAL FEN 2ms. 0.1V/DIV. OFTR ENV TEN NC NC NC M R749 4.7K C A B D C A C739 1500P C738 0.01 TP38 C R728 3.9K B D E F G M701 TRAVERSE MOTOR M C736 0.1 D TP37 C734 10V220 R731 6.8K 7.7V 7.8V C735 0.1 SCHEMATIC DIAGRAM-2 :POSITIVE VOLTAGE LINE :CD-DA/V-CD(AUDIO & VIDEO) SIGNAL LINE :CD-DA/V-CD(AUDIO) SIGNAL LINE C732 6.3V220 C723 10V220 3.3V C733 0.1 R721 100 C724 0.1 5V R717 100 3V R719 0 C725 1000P TP21 A N M C731 6.3V220 PLAY 2.2V P-P 1kHz, 0dB R718 100 C726 1000P 1.5V P-P R716 10 R720 0 TP23 B C730 0.1 5.1V 3.3V F=16.9344MHz C722 10P X701 R714 120 (16.9344MHz) 3.2V(0V) 1.6V 3V 3.3V 0V (1.3V) 2.5V 2.5V V U T S PLAY 3.2V 0V F=44.1kHz PLAY R P Q 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 BYTCK /CLDCK FCLK IPFLAG FLAG CLVS CRC DEMPH RESY IOSEL /TEST AVDD1 OUTL AVss1 OUTR RSEL IOVDD DIDATA DILRCK DISCK C721 10P

File name schtuner.pdf

SCHEMATIC DIAGRAM-3 :FM SIGNAL LINE :AM SIGNAL LINE MAIN(TUNER) CIRCUIT :POSITIVE VOLTAGE LINE :FM OSC SIGNAL LINE :AM OSC SIGNAL LINE TUNER PACK CIRCUIT Z120 FM FRONT END (RAL0029) Q2 Q1A 2SC2786MTA L2 C3 FM MIXER 2SK544F-AC 2.2P 0.47 H RF AMP 7 C1A SVC211SPA-AL 390 D R6 5.6P

File name schvideo.pdf

SCHEMATIC DIAGRAM-9 :POSITIVE VOLTAGE LINE :CD-DA/V-CD(AUDIO) SIGNAL LINE VIDEO CIRCUIT :CD-DA/V-CD(AUDIO & VIDEO) SIGNAL LINE :V-CD(VIDEO) SIGNAL LINE 5V C1008 0.1 R1008 R1020 J D 2.2K 10K IC1003 TC7WU04FUT2L INVERTER 1.3V 5 GND 4 C1006

File name video.pdf

Circuit diagram CN1000 X701 16.9344MHz 59 58 78 73 E 75 A 44 IC702 DSP 1 64 15 Sub-code Q data 19 B 3 24 4 23 26 80 C 17 110 E A 16 111 106 L ch Audio signal output IC701 8 SERVO R ch a 5 b IC1000 MPEG VIDEO AUDIO 3 DECODER 6 IC1003 INVERTER X1000 27MHz LCD IC401 SYS CONT. D 2 67 Video signal output CD-DA/ VCD(AUDIO) VCD(VIDEO) CD-DA/ VCD (AUDIO&VIDEO) Clock line DATA SIGNAL LINE WAVEFORMS A IC702 44 ARF Note: Use the PVCD-K06 video CD test disc (menu playback feature is available on version 2.0). For color bar display, play back the 1st track when the menu playback feature is used, or the 3rd track when the feature is not used. B IC1000 4 CD serial data input C IC1000 110 Audio serial data output signal T=0.354 s(F=2.822MHz) T=0.48 s(F=2MHz) 0.8V 3.2V 6.2V PLAY X:0.5 s Y:0.023Vx10 D IC1000 67 Video signal output PLAY X:0.2 s Y:0.2Vx10 (color bar screen) H signal(PLAY, X:10 s, Y:0.1Vx10) 63.5 s PLAY X:0.2 s Y:0.2Vx10 E IC702 73 , 75 Audio signal output (blue back screen) H signal(PLAY, X:10 s, Y:0.1Vx10) 63.5 s 0.6V T=1 s(F=1kHz) 1.2V 2.4V 8 s 8 s 8 s 8 s 8 s 8 s Test disc played at 1kHz, 0dB (1st track SZZP1056C) PLAY X:1 s Y:0.1Vx10 V signal(PLAY, X:5 s, Y:0.1Vx10) 16.7 s 0.6V V signal(PLAY, X:10 s, Y:0.1Vx10) 16.7 s 1.2V MASTER CLOCK SYSTEM WAVEFORM a AUDIO DATA CLOCK SYSTEM WAVEFORM A Video read clock T=0.037 s b Write reference clock Audio bit clock T=0.5 s T=0.354 s 2.4V 3.0V 6.2V F=27MHz F=2.822MHz F=2MHz Diagnostic Procedures by Symptom Symptom CD-DA TOC NG Video-CD TOC NG (both audio and video are NG.) Blue black display. Likely Location Fault For TOC NG, fault in the CD servo circuit. IC701, IC702, IC703, or traverse system. Traverse system, focus servo system (IC701,IC703), supply line, clock line system control. Traverse system, tracking servo system/ CLV servo system/ traverse servo system (IC701, IC702, IC703) IC1000 IC1000 CD disc other than DV "Karaoke" soft, video CD and CD-DA. Turntable fails to rotate. Fails to rotate. Turntable rotates. Audio normal Audio normal TOC OK, counter OK, but no sound Rotates. Audio normal, Video NG. No sound, Video NG. TOC OK, counter OK, but no sound and video NG. Troubleshooting Procedure1 CD-DA No sound CD-DA: Compact disc digital audio(convertional CD only with audio tracks) Troubleshooting flowchart Likely location of fault Load a CD-DA disc. Press the SELECT( ) button to start playback. Press the STOP( )button to stop playback. Taverse deck. IC701, IC702 TOC display normal? (Are track No. and time displays normal?) NO Refer to "Troubleshooting guide" on 18.1. CD servo circuit. YES Press the SELECT( ) button to start playback. Does sound dropout occur? NO Normal (go to procedure 2-1) YES Check pin 64 of IC702 or pin 26 of CN1000. (Check) Constant low(0V) level 0V (Check) The following waveform is observed either intermittently constantly during playback. 6 s 6 s IPFLAG 3.2V Faults is in the traverse deck or main board (ser