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SA-AK350GCP

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1. 22 smor o 2 22 N cng GO GO e 3s o o lo d RE smor 29 25 26 ss 2801 23 o 28 2 smmo oz 22 22 2803 0 13 14 15 16 17 18 iu Tr N N
2. W N 9 td tg o N 919 lt 5 lt e lt lt lt lt lt 2 lt lt lt Ed el 1 Ei Ei i El Q Q Q H E H e H mii H du 9 HI Hoo H 0 di H gt H o m A A UJ 106 Ref No Remarks C5186 C5187 C5201 C5202 C5203 5204 5205 5208 5210 C5301 C5302 C5303 C5304 C5305 C5306 C5308 C5309 C5310 C5311 C5312 C5313 C5314 C5315 C5316 C5317 C5318 C5319 C5320 C5321 C5322 C5323 C5324 C5325 C5326 C5327 C5328 C5329 C5330 C5331 C5332 C5333 C5334 C5335 C5336 C5337 C5343 C5344 C5401 C5402 C5403 C5404 C5405 C5406 C5408 C5409 C5410 C5411 C5412 C5413 C5414 C5415 C5416 C5417 C5418 C5419 C5420 C5421 C5422 C5423 C5424 C5425 C5426 C5427 C5428 Part No ECJ1VB1H104K ECJ1VB1H104K 5 F1H1H471A219 470 50V ECJ1VC1H101K 100 50V ECJ1VC1H101K 100 50V ECJ1VC1H101K 100 50V ECJ1VB1H104K 0 1 50V ECAOJM221B F1H1H180A230 ECJ1VB1A474K F1H1H331A013 ECJ1VB1A474K ECJ1VB1A474K F1H1H33
3. ewo 1 29 gt wn p dq __ ___ _ ___ ___ _ _____ SEN ERIS EINE ERI __ 1 1 41 AES IHR TOMAS Se ee pos grae p o eg EOD oe 294 sso 409 392 302 0 33 o ato s STANDBY 293 29 408 415 302 0 33 at 39 ECRIRE ERE LE LE 1 3 1 CDPLAY 47 166 53 287 329 294 156 288 162 172 122 166 tre 167 173 STANDBY 47 164 53 286 329 293 156 288 162 177 122 177 n ELS Ln pas oe pa po as ee stay us ____ ss o lel 28 22 ple exc rs coma 2 sue 2
4. about JK5101 56 1 GOB9R5K00001 RL RL e Z n L5602 22 GOB9R5K00001 Q5101 Q5102 B1DEGM000026 CURRENT CONTROL SWITCH gt 5 R5151 Q5111 150K B1BACG000023 000134 51 01 15V REGULATOR CODAZYYO00005 REGULATOR IC _______ 3 sv 8 C5171 5 zz Zo 5 C5101 555 05121 5 38 1000 722 3 __ LOW 8 Ez 5 88 05110 E Low RN 9 H 5227 7 l A Ob B1GACFGAO0002 D5107 26V REGULATOR FAN D5130 01500003 5172 AGND TRANSFORMER CIRCUIT BOJAME000025 63V1000u CN5950 IN SCHEMATIC CN5102 ACIN Q5113 Q5112 B1GDCFNAO0O001 eo B1BCCGO000002 xd CURRENT LIMITER SWITCH CURRENT STABLISER S C51 52 gt 58 R5108 D5104 ELGND DA 47 01100004 Q5108 B1ABCFO000176 D5125 SWITCH C5115 BOAAFK000004 51 0 CD3 3V DC mUTE F HOP MOTOR 12V R5105 10K 1 m o 0 O vc o m 214 2 lt lt lt lt lt lt lt gt SUB B DGND C1 am O SA AK350GCP POWER CIRCUIT 12 Q5114 722 05109 CN5103 B1ARGEpOQ176 eee 5103 92200001279 1 2 2 4 5 6 7 8 9 10 11 12 77 14 SA AK350GCP 19 6 F Deck Circuit A SCHEMATIC DIAGRAM 10 DECK CIRCUIT SIGNAL LINE
5. DNE coma ss ss 2 7 22 smoar es 252 45s 258 2s 2 SA AK350 TRANSFORMER P C BOARD 55 SA AK350GCP 15 7 Waveform Chart WF No CN20801 2 PLAY WF No 1 2804 1 PLAY WF No CN2806 27 PLAY WF No CN5102 5 6 8 9 PLAY 176mVp p Smsec div 66mVp p 200usec div 22mVp p 100usec div 2 56Vp p 10 WF 5301 10 14 PLAY WF 1C5301 10 14 PLAY WF No 5401 10 14 PLAY WF 5401 10 14 PLAY 61Vp p 1usec div 75 9 5msec div 61Vp p 1usec div 75 9Vp p 5bmsec div WF No 2809 13 PLAY WF No 1 2809 14 PLAY 233mVp p 100 293mVp p 100nsec div 56 16 Wiring Connection 12 2808 JK2803 CN3601 CN2801 3 MAIN P C B SOLDER SIDE TO CRS1 CN1 CN2805 CN2806 CN2803 PANEL SOLDER SIDE 26481 eos CN6601 JK6751 MUSIC PORT SOLENOID DECK MECHANISM P C B SOLDER SIDE CP1301 TO R P HEAD DECK P C B SOLDER SIDE CP1902 CN3200 CN2810 Diagram SOLDER SIDE CN5951 TRANSFORMER P C B CN5950 SOLDER SIDE 5 VR6491 POWER P C B CAUTION RISK OF ELECTRIC SHOCK JK5101 AC VOL T
6. 1008 sov _ rimimiosazis 0 01 sov _ 2 mcsivmimioak o 1 sov _ 0 047 507 m _ 50 cesos mcsivriczzz 0 22 Sov cesos rimimiosazis 0 01 sov _ ceso rimimiosazis 0 01 sov _ cesos ranimaziooas 220 25v m _ cesos mcovimioazz o i sov _ poemmoozao8 0 1716 _ 1 rumimiosaz19 0 01 sov cessi rimimiosazis 0 01 sov _ 552 rimimiosazis 0 01 sov cesss rimimiosazis 0 01 sov scsivcimioik 1007 sov _ 602 rimimiozaz19 10008 50 _ cesos mcsivcimioik 10 sov ceso4 mcsivcimioik 1008 sov _ ceszs 22 sov _ cessi 84 22 sov _ cessa 22 sov m cesss __ 5 2 2 50 8 cesse scsivcimiiK 1005 sov _ cesi rmimiosazis 0 01 sov _ rimimiosazis 0 01 sov _ cess rmimiosazis 0 01 sov _ crio2 rimiad anos o ar 10v IM _ 107 scsiveimzz3k 0 022 SV _ 30 33007 sov _ _ 115 55 0115 0115 mcszeinioem 10 iv
7. 2937 000117 01302 100 220002 02938 01303 10 02939 000117 o1304 190 2 92940 01309 miaaccooo006 2941 000117 1310 miaaccoo0006 2946 80062000020 01312 miascrooo0ii mumsrsron 4 0 000114 1314 P5101 BOBA01100004 01315 0006 mumsrsron m 5102 2600019 D5103 BOBA5ROO00004A4 MNZSFB5KJM1 IC USB CONTROLLER CODBZYEO0002 IC VOLTAGE REGULATOR CNB13030R2AU INTERUPTOR IC ANALOG SWITCH IC DECK R P IC MICROPROCESSOR IC AUDIO SOUND PROCESSOR IC OP AMP IC VOLTAGE REGULATOR IC SMT OP AMP IC 3 3V REGULATOR IC REGULATOR IC LOGIC IC 2 CH DIGITAL AMP AN7326K R2501 QR2502 R3105 R3106 QR6457 B1GDCFJJ0047 16 KRC101STA KRC101STA B1GBCFLL0037 CHIP TRANSISTOR CHIP TRANSISTOR CHIP TRANSISTOR CHIP TRANSISTOR CHIP TRANSISTOR 3 000125 000244 CODBZGC00067 DIODES MA2C16500E DIODE 00005 DIODE 00005 DIODE 00005 DIODE BOADCCOO0002 DIODE BOBC9RO00008 DIODE BOBC9RO00008 DIODE 00005 DIODE
8. 0 CHIP _ 27 0 CHIP JUMPER m w628 0 _ w629 ___ JuMPzR 0 CHIP _ mesi Emz cEYOROOV CHIP JUMPER _ mesa ___ m mess ___ CHIP JUMPERS mesa ___ CHIP JUMPERS Wess 0 CHIP JUMPER m mese msscevonoov mes ___ CHIP JUMPERS mess 0 JUMPERS emz cEYOROOV CHIP JUMPER Weao 0 JUMPER eai emz ceonOOv JUMPERS mea2 _ emz cevonOOv JUMPERS _ emz cEYOROOV CHIP JUMPER STMT wesa 0 JUMPER m _ meas emz cevomO0v JUMPERS meae _ emz cevomo0v CHIP JUMPERS 0 CHIP JUMPER m meas 0 JUMPER m _ meas 0 CHIP JUMPERS meso 0 CHIP JUMPERS esi 0 CHIP JUMPER mesa _ emz cevomO0v JUMPER mess 0 CHIP JUMPERS wesa _ emz cEYOROOV CHIP JUMPER m _ Wess emz cEYOROOV CHIP JUMPER mese emz cevomO0v JUMPER _ mes _ mz cevomO0v CH
9. 10 iv m 303 pocmiozza008 m 6805 FiGicionos3 0116 _ m 304 60612224008 i zk i 16M m esos rzmiciooaza4 iv _ 05 pocsiszza008 1 8K i i6M m c907 FiGimisoas s nap sov 06 pocm222zao4i 2 2K 1 16 c908 riGimzzcas s 222 sov m _ m 307 pocm2722a007 FiGicioao83 0116 m 09 pocnes2za008 riGicioinoss 0116 _ m 310 10K i i _ FiGiciono83 0116 m 399 ix 1 16 6915 F2mica7ongo iv Reas bocmiziza007 120 1716 Fzmiciooaza iv 26458 i i6M m 6951 __ 0116 m 104 __ 828021018245 00 6 3v _ ciii rzmimimoMias 1 sov e1102 Tow m ci103 0015 cii04 rimizz73A002 0 027 25V cii05 avo ciio6 ramimzmzaias 2 2 50 m cii07 rimimiszag19 15005 50 m _ 108 _ m 109 rzminsmsalas 3 3 50 _ ciiio scsivsimeszK 68005 sov 0 cizi 02 219 10008 sov _ 22 rimimiosao9 0 01 25V m 1123 mcsivmimz sk 270 50 m ciz01 ci202 rime rings To
10. 9 0 01 sov m 2275 rimimsszazis 33005 sov _ 281 rimiaiosaogs 1 10v c2282 rimiaiosaogs 283 rimim473A763 0 047 S0V czs0i rimiaz24no07 o 22 10 302 rimiaz24no07 o 22 109 __ 25 1 10v mo 2 rumiaiosaozs 2313 _ m _ nos sov 62315 22 Sov m czszi __ 25 1 10 cz323 rimimissazis 0 015 50 _ czs2s 3 1019 _ c233i rimimsszaz19 3300 50 _ rimiaiosaozs 1 iv czsai rimimiozazi9 50 _ cz32 __ 25 1 iv 0 47 10 m mcsiviM AK o ar 10 ca4oi rimiaz24n007 o 22 iv m _ c2402 rimiaz24n007 0 22 iv _ __ 25 1 10v 412 rumiaiosaozs 1 10v __ caia 80 nos sov IM _ 2 15 rzaima2oazie 22 sov _ 421 rumiaiosaozs 1 10 IM _ 2423 rimimissazis 02015 50 _ 2425 10157 2 1 rimimsszazi9 33005 50 _ rimiaiosaogs 1 iv 2 1 02 219 sv _ c2ai2 __ 25
11. 93 235 1 Cabinet Parts LOCA tons tesserae eases 93 23 2 Deck Mechanism Parts Location RAA4403 S 95 23 5 Packaging 96 24 Replacement Parts eere eene eoo eoo eo 97 SA AK350GCP 1 Safety Precautions 1 1 General Guidelines 1 When servicing observe the original lead dress If a short circuit is found replace all parts which have been overheated or damaged by the short circuit 2 After servicing ensure that all the protective devices such as insulation barriers and insulation papers shields are properly installed 3 After servicing check for leakage current checks to prevent from being exposed to shock hazards 1 1 1 Leakage Current Cold Check 1 Unplug the AC cord and connect a jumper between the two prongs on the plug 2 Using an ohmmeter measure the resistance value between the jumpered AC plug and each exposed metallic cabinet part on the equipment such as screwheads connectors control shafts etc When the exposed metallic part has a return path to the chassis the reading should be between 1 and 5 2 When the exposed metal does not have a return path to the chassis the reading must be 1 1 2 Leakage Current Hot Check See Figure 1 1 Plug the AC cord directly into the AC outlet Do not use an isolation transformer for this check 2 Connect a 1 5 10 watts resistor in parall
12. mas4i 100 mas42 100 17160 IM 100 IM D0GB2227a041 2 2 17160 m mas4s 009 1017 007 100 17160 100K 17168 masas 10x 17168 Jm 49 pocse3saoos m R2850 __ ik Jm massi R2852 2 m R2853 poc1017a007 100 mas54 009 1017 008 100 mas i 009 22320 1 22K 17160 m 873 pocmz23gao4 m R2874 DOGBAT2JAOAl 17168 m massi pocmz217a0i 220 17160 Jm 862 7 R2883 p0cm3347A007 17168 masse poc1057a007 Jm mass4 poc473Ja04l 47K i 16M Jm 0 22 0 1 4 7K 17168 m 2914 220 1 4 7K i 15M m R2916 2 a m 17160 m posm1037a008 ik 17168 Jm R2921 _ 72 1 4 7K 17168 R2922 pos1037ao08 0 03 SA AK350GCP Ref No Remarks R2924 R2927 R2936 R2937 R2939 R2940 R2941 R2942 R2943 R2944 R2945 R2946 R2947 R2948 R2949 R3200 R3202 R3204 R3205 R3206 R3209 R3211 R3212 R3213 R3214 R3303 R3700 R3701 R3702 R3704 R3706 R
13. v2 74 75 76 77 79 01232 e 59 ies STANDBY o o o o o o oj o o o 81 82 es 85 ec ot 92 o4 o5 96 99 100 sie po STANDBY o o o o o o o o o o o oj o o o o o o 7002 RET EN 16 16 o o o o 17 2 32 2 28 38 32 s2 o 74 7002 STANDBY m 2 l E or 1 1 1 1 l1 l1 j SA AK350 CD SERVO P C BOARD 52 15 3 Deck P C B amp Deck Mechanism P C B a
14. 67 o o sav ot o 1001 CD PLAY 1001 0 1 LC us duca ca coma SA AK350GCP 9 30 72 d 01 or 5 44 43 33 5 7 52 44 33 o o o 22 __ oz pe 8 o o o sav p wd _ wp Eee deg peel sg qx p s o oo ot o __ oo 20 o ee o 74 smwY o 74 o aa 22 33 22 53 0 1 SA AK350 MECHANISM P C BOARD SA AK350GCP 15 4 Main P C B 2801
15. 69 19 2 B Mali CIFCUIE oes eee pun Undetliieses 70 1923 2 0 74 19 4 D Sub Panel Circuit amp Deck Mechanism Circuit 75 19 5 9 ees eoe 76 1956 ema eee e nuce e uou 78 19 7 H Transformer m IIBER 79 19 9 I USB Cir lait ees seo ses pest sese pest 80 20 Printed Circuit Board M 81 20 1 A CD Servo P C B F Deck P C B amp G Deck Mechans MPO B o 82 20 2 B Walt Pie B 83 20 3 C Panel 84 20 4 D Sub Panel P C B 4 USB P C B Side amp 85 20 9 EJ POWER PGB eret A eben ees eee 86 20 6 H Transformer PG B atop ete 87 21 Illustration of ICs Transistors and Diodes 89 22 Terminal Function of C S eee renes steer eee euenire phe 90 22 1 1C7001 MN6627954MA Servo Processor Digital Signal Processor Digital filter and D A Converter 90 22 2 1C7002 5948 2 IC 4CH Drive 77 91 22 3 2801 C2CBYYO00083 System Microprocessor 91 23 Exploded VIC WS
16. D GND 56207 4 pure Ex mi REW 98 lt w905 0 X W906 0 K CND 23 R6602 FL_RST 470 CN6601 R6604 JW6002 2 220 GND2 1 TREES HP_GND VREF 2 qd FL R6603 220 7 V Ahe MW 5 IG 2 MOT10V 5 MOT12V W904 W925 C6481 5 LED 6 H BASS LED 0 0 27 9130 2 6552 YOL TED e S29 revi OUT eum Oy HEADPHONE ZZZ _ B3RAD0000146 REMOTE SENSOR JK6551 Q6501 Q6502 000064 V 5 D W903 4 B 66502 R6504 L6501 L6502 G0C100JA0052 330K 1 25 W1002 116501 MIC 2 L6502 MUSIC PORT 1 C6751 06753 2 6 gt gt E _ 9 9 w1000 JK6501 0 7 VR6511 EVUF2AF15B14 JK6751 MIC VOLUME 2 3 4 5 6 7 8 9 10 11 74 12 12 13 14 SA AK350GCP PANEL CIRCUIT 13 14 19 4 D Sub Panel Circuit amp G Deck Mechanism Circuit SCHEMATIC DIAGRAM 7 SUB PANEL CIRCUIT B SIGNAL LINE 06462 0000302 VOL LED D6457 06457 Z 0000302 VOL LED 6104 QR6457 E B1GBCFLL0037 LED DRIVE O n de VREF OPEN P ole 56301 1 6 PANEL CIRCUIT MOT10V JW6002 FS EEs N NENNEN Hem LED DIAGRAM 6 KEY1 OUT TAP
17. 32 10 7 Disassembly of Main P C B 77788 33 10 8 Disassembly of Transformer 33 10 9 Disassembly of Power lt 34 10 10 Disassembly of Front Panel Unit 35 10 11 Disassembly for Panel P C B 36 10 12 Disassembly of Tact Switch P C B 36 10 13 Disassembly Gf USB P GiB 37 10 14 Disassembly of Deck mechanism 37 10 15 Disassembly of Deck P G B rrr 38 10 16 Disassembly of Traverse Unit 38 10 17 Disassembly for Deck Mechanism lt lt 40 10 18 Disassembly of Deck Mechanism lt 42 10 19 Disassembly of cassette 0 lt 43 10 20 Rectification for tape jam problem 43 11 Service Fixture and Tools mete pente enn 45 12 Service POSITIONS tetro rebum Here 45 12 1 Checking and Repairing of Main P C B 45 12 2 Checking and Repairing of Transformer 46 12 3 Checking and Repairing of Panel Deck amp Deck Mechanism PG B strait 46 12 4 Checking and Repairing of Power P C B 47 13 Procedure for Che
18. 1 CN2806 2 e e e CN2806 CN6601 CN6601 CN2806 CN6601 CN2806 CN6601 CN2806 0 CN2806 1 z e e e NI N 01 CN2806 z e e 1 z e e e CN2806 CN6601 CN2806 N CN2806 CN6601 CN6601 CN2806 CN6601 CN2806 CN6601 CN2806 SA AK350GCP TRANSFORMER TO MAIN 1 2 TO MAIN 2 2 TO MAIN 1 2 TO MAIN 2 2 SA AK350GCP PANEL DIAGRAM SA AK350GCP 17 5 Power Diagram TO MAIN 1 2 TO MAIN 2 2 TO MAIN 1 2 TO MAIN 212 TO MAIN 1 2 TO MAIN 2 2 CN2809 CN5102 pmo N2809 CN5102 CN2809 CN5102 CN2808 CN5103 CN2809 CN5102 2 55 co 9 5102 5102 2 NI o N2809 CN5102 NI N2808 CN5103 N2808 CN5103 CN2808 CN5103 CN2808 CN5103 CN2808 CN5103 N2808 CN5103 CN2808 CN5103 N2808 CN5103 5202 x5201 O 5301 C1BA00000487 2CH DIGITAL AMP L5301 2 5 RCH H RCH L ZZZ gt 222 222 gt 05153 MODE SWITCH NER SWITCH 23 Q5154 MODE SWITCH 5401 C1BA00000487 2CH DIGITAL AMP N 4 gt LCH H CoO LCH L 1 5201 11 LOGIC HOPPING Q5103 Q5104 FREQUENCY HOPPING FAN ON OFF
19. eser 226 252 228 230 228 228 228 200 228 225 smo ma peel 201 220 228 20 me 229 229 229 225 he EEE EEE _ ma zs 33 9 RE SA AK350 PANEL P C BOARD 54 SA AK350GCP 15 6 Power P C B amp Transformer P C B es NEN rss E ef emoy ss 2 eee ee Oe PUN 3e zs 23 27 29 22 so zs 29 23 25 27 29 0 5301 LS E 2 300 vara 302 302 051 204 29 C sme 27 15 os 302 302 ooo 294 299 259 290 cma 4
20. o o A w Ww 0 H w ejeje A SA AK350GCP Part No Remarks DOGBROOJAO0 Part Name amp Description LB7264 8 T5950 T5951 Q A 2 2 K o o Ww ul 2 5 2 2 Q El pl i a EB 5 EB 8 E S 8B zi B 5 2 mm T 9 tg td FH z ETE o 5 gt z g po E H FU Ei FH 2 txj E 1 Fl pbi H Q O 2 9 p Fi H 2 2 E E P P Q A Q gt CQ T 75950 M A 26481 ERZV10V511CS 0000146 w RELAY 5950 POWER RELAY M E E P gt gt gt gt CILLATORS 9 H0A327200097 H2B100500004 CRYSTAL OSCILLATOR CRYSTAL OSCILLATOR CERAMIC RESONATOR H2A415300001 CRYSTAL OSCILLATOR H2A375300003 CRYSTAL OSCILLATOR 2 169500005 CRYSTAL X2801 X2802 X5201 5202 7201 DISPLAY TUBE FL6602 A2BD00000172 FL DISPLAY FUSES K5D402BLAO13 FUSE K5D202BLAO13 FUSE N 5 2 z FUSE HOLDER FUSE CLIP FUSE CLIP FUSE CLIP FUSE CLIP C1 C2 C3 C4 t FUSE PROTECTORS FP5920 FP5940 FP5950 K5G702A00009 K5G702200004 K5G402A00025 FUSE PROTECTOR FUSE PROTECTOR FUSE PROTECTOR E P HOLDERS 9P WIRE HOLDER CABLE HOLDER H5104 H6555 1 09000001 1 209000002 JACKS 2803 5101 5950 6501 6551 6751 N UJ o w 2
21. EIE E El E 64 64 6 SL l5 6 5 ER Sl Sls Slo Sls al ley ISIN SE AIS RIS e Ee E E S S S S S lle 5 gt gt 5 S E iS c S i m A Z Q 2 Q O e gt 5 9 5 ra c c SA AK350GCP MAIN 2 2 DIAGRAM 62 17 4 Panel Diagram FL6602 A2BD00000172 FL DISPLAY 5 11 25 40 6601 0000057 FL DRIVER Z6481 JK6501 Nx Q6501 Q6502 MIC 27 77 s A 1 V JK6751 E 222 MUSIC PORT 4 4 22 ZZN V Ac 56201 56207 2i O O 22a gt 22 2 602222 JK6551 HEADPHONE JEZ 22a 2 22 zz JW6601 JW6002 JW6601 JW6002 56106 56108 56101 56105 dp JW6601 JW6002 prr 6 QR6457 O LED Jw6601 JW6002 4 DRIVE 8 sus PANEL P C B 2 VR6491 MIC VOLUME l LLLA ZZN 4277 2277 22 1 2 2 ZZ lt 63 LLLA ZZN m 222 LLLA XA 2 71 H6555 CN5951 H6555 CN5951 6555 5951 1 CN2806 2 e NI 1 2 e e CN2806
22. RECORD SIGNAL LINE m TAPE PLAYBACK SIGNAL LINE C1105 470 R1103 18K R1101 33 C1104 B CP1301 ERASE Q1101 Q1201 B1ABGC000005 eH 1 15 GND RIP 9149 R1105 MUTING SWITCH ra C1103 777 16V100 ROH 9 C1110 R1106 6800P 100K ET ree OUT PB R 1001 7326 DECK R P IC C1206 50V2 2 Q1302 B1GDCFJJ0002 DECK MUTING CONTROL R1204 10K C1202 470P 1000 1 00000612 ANALOG SWITCH L1302 G0C470JA0052 LLLI teem 7 01309 01310 B1AAGCOO00006 BIAS SWITCH Q1317 B1ABGCOO00005 BEATPROOF LEVEL SWITCH Q1303 B1GBCFGH0001 SWITCH L1301 622700000024 01312 B1ABCFO000011 SWITCH MAIN CIRCUIT 10 CN2803 ON sies SCHEMATIC es DIAGRAM C1314 C1315 6 AD2 K tero e fe 50 1 pus DECK MECHANISM CS971 ON SCHEMATIC DIAGRAM 7 CN1305 R1337 D1301 10K 000005 R1 341 R1374 70 WR1903 d Q1314 Q1315 B1GDCFGHO0002 B1ACKDOO0006 SWITCH SWITCH SA AK350GCP DECK CIRCUIT 1 2 3 4 5 6 T 8 9 10 11 12 13 14 78 SA AK350GCP 19 7 H Transformer Circuit SCHEMATIC DIAGRAM 11 H TRANSFORMER CIRCUIT SIGNAL LINE JN RU 10
23. CONTROL SWITCH SOR 2872 SL 5 00011 VOLTAGE REGULATOR E CN N a c AK A MAIN SECTION 3 4 70 12 13 14 7777 C1 2207 MAIN SECTION 2 4 ZZ C2 LEZI SA AK350GCP MAIN CIRCUIT 15 16 SCHEMATIC DIAGRAM 3 MAIN CIRCUIT TO MAIN SECTION 1 4 B SIGNAL LINE 19 20 pam RECORD SIGNALLINE 22 MAIN SIGNAL LINE 21 22 23 gt SIGNAL LINE R2335 R2331 w587 0 0 3 3k mur Q2317 Q2417 3300P B1ABCFO0001 76 MUTING SWITCH R2316 2 2 2279 02317 3300P 100k R2329 C2321 3 3K 1 W586 0 Prud C2343 ci a 0 47 7 y R2418 100k 22 R2416 22417 2 2k C2421 ZZZ MAIN SECTION 4 4 R2333 6 8k R2433 6 8k R2431 R2321 0 C2323 01 C2423 0 015 R2421 0 C2333 R2334 1 0 22 7 CN2809 6 C2325 S LOW LN RN S R2323 22 4 R2423 8 2k 15k N C2425 16V10 lt 5 ol Lc ZN ZN 71 C2433 C2325 roll POWER CIRCUIT CN5102 IN SCHEMATIC DIAGRAM 9 27 SA AK350GCP MAIN CIRCUIT 3700 000 SMT OP SA AK350GCP 244 SA AK350GCP SCHEMATIC DIAGRAM 4 B SIGNALLINE CD SIGNALLINE Cm FM AM SIGNALLINE 222 MAIN SIGNALLINE AUX SIGNAL LINE USB SIGNAL
24. cm Ayo CN1305 CN2803 NI CN1305 CN2803 L1301 Q1309 Q1310 Q1304 Q1303 SWITCH SWITCH CN1 305 V M Q1316 Q1314 2 3 IC1000 C1AA00000612 ANALOG SWITCH DECK MECHANISM CIRCUIT TO MAIN 2 2 CN1305 CN2803 REP gt 0 CS971 121902 0971 01315 971 gt CNB 13090R2AU gt 5971 CP1902 SWITCH CN1305 CN2803 PHOTO INTERUPTOR ___ ___ 5975 _ CS971 CP190 60 S971 gt MODE CS971 CP1902 CN1305 CN2803 S972 HALF CS971 CP1902 CN1305 CN2803 1 4 SIGNAL LINES MAIN SIGNAL LINE Cp AM SIGNAL LINE 7 CD SIGNAL LINE FM AM SIGNAL LINE SERB CD DA AUDIO VIDEO SIGNAL LINE an USB SIGNAL LINE ES D FM SIGNAL LINE AUX SIGNAL LINE gmbh TAPE PLAYBACK SIGNAL LINE 5 TAPE RECORD SIGNAL LINE Indicates the Pin No of Right Channel SA AK350GCP DECK DECK MECHANISM BLOCK DIAGRAM 17 3 Main Diagram CN1305 CN2803 FROM DECK 5 CN2803 z CN3601 TO TUNER PACK CN3601 CN2801 21 2 FROM CD SERVO 2 CN2801 19 4 2 2 2 ES 1 CN2806 N N FROM PANEL 1 CN2806 2 o e NI JK2803 AUX CN2810 CN2810 TO FAN 2777 722 12277 Cur ll J 22 ZZZ 7 7 7 A
25. 4 SA AK350GCP 5 About Lead Free Solder PbF 5 1 Service caution based on legal restrictions 5 1 1 General description about Lead Free Solder PbF The lead free solder has been used in the mounting process of all electrical components on the printed circuit boards used for this equipment in considering the globally environmental conservation The normal solder is the alloy of tin and lead Pb On the other hand the lead free solder is the alloy mainly consists of tin Sn silver Ag and Copper Cu and the melting point of the lead free solder is higher approx 30 degrees C 86 F more than that of the normal solder Definition of PCB Lead Free Solder being used The letter of is printed either foil side or components side on the PCB using the lead free solder See right figure Service caution for repair work using Lead Free Solder PbF lead free solder has to be used when repairing the equipment for which the lead free solder is used Definition The letter of PbF is printed on the PCB using the lead free solder To put lead free solder it should be well molten and mixed with the original lead free solder Remove the remaining lead free solder on the cleanly for soldering of the new IC Since the melting point of the lead free solder is higher than that of the normal lead solder it takes the longer time to melt the lead free solder Use the soldering iron
26. 5 3 Handling Precautions For Traverse Deck 7 4 Precaution of Laser Diode 9 5 About Lead Free Solder 10 5 1 Service caution based on legal restrictions 10 D ACCOSSOLIOS een 11 Operating Procedures 12 7 1 Main Unit Key Buttons Operations 12 7 2 Remote Control Key Buttons Operations 13 14 8 1 Using the Music Port and Connecting amp Playing USB Mass Storage Class Device 8 14 9 Self diagnosis and special mode setting 17 9 1 Service Mode Summary Table 17 9 2 Special Mode Table siks saian ai kea 17 9 3 Reliability Test Mode CRS1 20 9 4 Error code Table Display 22 10 Assembling and Disassembling 27 101s CAUTO 27 10 2 Disassembly flow chart 29 10 3 Malin Pans e 30 10 4 Disassembly of Top Cabinet 31 10 5 Disassembly of CD Changer Unit CRS1 31 10 6 Disassembly of Rear
27. 5 EXI amp B E AN rak K2301 5 2946 more 5 5 22357 9 Siu W598 EN 2344 2678 W124 E Q 5 9 W416 W207 CN3601 g w320 lt gt TO TUNER PACK 0 5 R2415 c2412 W198 W196 8 5 5 R2706 R2245 S lt Q3601 E R2247 R2246 24 1 1 RE 8 N 2248 bi ws91 N L2901 D2241 7 81 1360 C2947 TO FAN W583 5 M W584 gt n x R2313 a 5 2 o 4 e a 5 8 at ER a 2 a gt EF W517 m 84 N a 5 25 o x s e 9 z W666 9 i 3 i 224 N R3711 wes3 lt E C3710 m a R2326 w403 MATO gt W226 o W106 e z 2411 lt e W244 S a C i 3700 Sei cadum K2302 25 A 49 Sle e 52312 W322 2809 3 w260 1 3701 W199 H gt a lt gt lt gt W379 W624 C 2 W174 D2941 MYREN lt gt JN 83709 9 240 D S W381 9 5 lt gt 5 E W382 LL W383 5 gt W433 W384 lt gt 6 W385 W386 W531 o cS ARE gt 387 4 W388 2 SE TA MIN W389 3 X gt 2 W105 W133 SS gt 2 lt TAE 2 7 482 W390 1 e W502 S 2 3 gy aim K3202 W374 FS STE TT me 5 2222 W136 W
28. Follow the Step 1 Follow the Step 1 Step 1 Remove the volume knob Step 2 Remove 6 screws at Panel P C B Step 3 Release 8 catches Step 2 62 x6 Eu I man E D 4 B ce gt lt Catch gt 9 gt lt gt lt gt gt O lt gt 48 at Step 4 Remove Panel P C B 10 11 1 Disassembly of Lid Step 1 Lift the spring sideward Spring 7 Catches lt 5 Step 2 Remove Lid Note Do not misplace the spring 10 12 Disassembly of Tact Switch P C B Follow the Step 1 Step 5 of Item 10 4 Follow the Step 1 Step 4 of Item 10 5 Follow the Step 1 Step 5 of Item 10 10 Step 1 Remove 6 screws at Tact Switch P C B Step 2 Remove Tact Switch P C B Tact Switch P C B P Step 1 9 1 36 10 13 Disassembly of USB P C B Follow the Step 1 Step 5 of Item 10 4 Follow the Step 1 Step 4 of Item 10 5 Follow the Step 1 Step 5 of Item 10 10 Step 1 Remove 2 screws at USB unit Step 4 Unsolder 4 points Step 2 Remove USB unit Step 4 Solder points USB Unit mesa x Ya x2 74 Step 1 c 7 2 j USB P C B USB Ground Plate T QC NES M N Solder points Step 5 Remove USB P C B USB top case 10 14 Disassembl
29. _ 7001 DOGDROOZA017 CHIP JUMPER m w002 __ 17 JUMPER m _ w003 __ 17 JUMPERS CHIP JUMPERS 7005 CHIP JUMPER m 7006 __ _ _ 7008 pocpRooza017 CHIP JUMPERS 7009 CHIP JUMPER m 010 __ CHIP JUMPER m _ 01i __ CHIP JUMPERS 7012 DOGBROOJAO08 CHIP JUMPER m 013 CHIP JUMPER m 014 DOGBROOJAO08 JUMPER m _ 7015 CHIP JUMPER _ 7016 __ CHIP m 01 SA AK350GCP Ref No Remarks W7017 W7018 W7019 W7020 W7021 W7022 W7023 W7024 W7025 W7026 W7027 W7028 W7029 Part No DOGBROOJAO0 Part Name amp Description CHIP JUMPER CHIP JUMPER CHIP JUMPER CHIP JUMPER CHIP JUMPER CHIP JUMPER CHIP JUMPER CHIP JUMPER CHIP JUMPER CHIP JUMPER CHIP JUMPER CHIP JUMPER CHIP JUMPER 8 DOGBROOJA008 DOGBROOJA008 8 DOGBROOJA008 DOGBROOJA008 DOGBROOJA008 DOGBROOJA008 DOGBROOJA008 DOGBROOJA008 DOGBROOJA008 8 0 o D o o 0 o D o o WIRES 1903 N o A N ty H J 2 09 o C
30. 1 Servo LSI Status Input SA AK350GCP IO MDATA_OUT CD Command Data Output MCLK ICD Command Clock Output 79 SW CD Limit Switch Input for the most Inner Point Active Low HOME SW VO Q gt N e pe o PLUNGER 0 jPlungerfo CRS1 REG Region Setting voL JoG I Volume jog D PORT PCONT connection KEY 1 KEY2 1 2 KEY 1 tinput _______ DECK_AD1 p AVSS DECK AD2 VREF AVEC 100 DEMO_ SET Connect to GND H Default demo On L Default demo off N Pin No 80 86 go 1 9 98 99 92 SA AK350GCP 23 Exploded Views 23 1 Cabinet Parts Location 22 a PANEL P C B P901 USB P C B CN6601 24 22 SUB PANEL P C B V own wm 2 x O a DECK MECHANISM SA AK350GCP S TAKE NOTE ARE INDICATORS ONLY CABINET DRAWINGS 13 12 11 10 93 SA AK350GCP TRAVERSE UNIT CRS1 MECHANISM ae MAIN P C B CN7001 CD SERVO P C B gt amp D P NN TRANSFORMER CN2808 CABINET TRAVERSE DRAWINGS SA AK350GCP S 13 12 11 10 94 SA AK350GCP 23 2 Deck Mechanism Parts Location RAA4403 S 138 DECK MECHANISM P C B D
31. AA W1909 W1935 ANSA T Sm 2 20 18 16 14 42 10 8 6 4 2 9 R1331 W1977 A C1311 ee FE 201304 Mi 3 give Q1303 a L d E W1946 hy War e el 8 3 5 01301 Em x L1302 S Sy 8 E s B 4 W1942 wh S 3 C1324 gt k AD i k R1305 R1313 a Q1101 W1907 01201 cn x 1207 R1107 5 dE R1109 9 CP13019T gt O Ros 5109 O 5 TO R P HEAD LE W1917 W1939 WR1903 TO MOTOR CP1902 1 1 132 ZEE W1941 R1302 C1108 Hr C1101 c N e 1303 C1122 gu 02 real Tb gt SIL 5971 N S MODE 5975 NS RECINH 9 ol 7 gt gt gt 0971 971 4 1 R972 PbF SOLENOID SA AK350GCP CD SERVO DECK DECK MECHANISM P C B 8 9 10 11 12 13 20 2 B Main P C B B MAIN P C B REPV0130K AUX JK2803 ZI J2996 i W566 R2705 R2703 wt E R2315 c2703 amp Lo 2314 2313 2341 C2441 02142141 52353 1 2 N 14 W574 C2705 W525 C2945 02942 m 2140 NJ s 2 E Q2948 sls ma
32. A AGND AGND wt J 5 L GND NN M S S e 5 518 35V470 C5118 AGND N AGND 15403 aS 35V470 Y J0JKB0000037 26 AGND C5210 7x D5153 D5156 D5157 D5160 BOJAMEO001 19 BOJAMEO001 19 R5201 1K 100K e 85204 05201 35V470 pet pete Q5201 A 100P 470 25514 a B B1ABCF000176 0 C5124 FREQUENCY HOPPING 35V470 RF SWITCH 5201 25 gt 05202 COJBABOOO011 59 __ Bee LOGIC 28 Q5103 Q5104 B1ADCFO000063 m B1ABCFO000176 FREQUENCY HOPPING FAN ON OFF SWITCH SWITCH S ON X5202 6 3V220 H2A375300003 OS C5121 a Q5153 5401 C1BA00000487 2 CH DIGITAL AMP IC5301 C1BA00000487 2 CH DIGITAL AMP W751 0 16 000005 10 11 12 13 14 77 LL 5 ZZZ m 22 2 gt LLL gt 227 1 2 SA AK350GCP POWER CIRCUIT SCHEMATIC DIAGRAM 9 3 POWER CIRCUIT B SIGNALLINE BSIGNALLINE 3772 MAIN SIGNAL LINE TO MAIN CIRCUIT CN2809 IN SCHEMATIC DIAGRAM 3 TO MAIN CIRCUIT CN2808 IN SCHEMATIC DIAGRAM 5 SA AK350GCP 5604 GOB9R5K00001 5335 0 015 LL gt 4 SPEAKERS 6 RIGHTLOW ZZZ T RGHTHIGH 8 RIGHTHIGH rq 27 77 0 015 Q 2 RH LH
33. Digital frequency counter Oscilloscope Electrical voltmeter Headphone jack output jig Fig 8 14 1 2 Setting of Unit VOLUME 14 1 3 Preparations 1 Apply under 10 Assembling and disassembling 2 Remove 4 screws from the mechanism unit to disassemble under 10 14 Disassembly of Deck Mechanism Unit 3 Connect the headphone jack output jig Fig 8 to headphone jack Oscilloscope Or Electrical Voltmeter Or Frequency Indicator To Headphone Jack Rch TP4 TP6 Fig 9 14 1 4 Tape Speed Adjustment Normal speed adjustment only during forward playback Product reference value 3 000x90Hz 1 Connect a frequency indicator Fig 10 2 Playback the middle portion of the test tape QZZCWAT 3 Adjust the motor screw so that the following output level is produced Fig 11 Adjustment Range 3 000 90Hz a constant speed 50 SA AK350GCP Frequency Indicator Rch of Headphone Output Jig diu CINE Fig 10 Motor Volume Fig 11 14 1 5 Bias Voltage Check 1 Connect an electrical voltmeter Fig 12 Fig 9 for location of test points 2 Set the function to TAPE position 3 Insert a normal blank cassette tape QZZCRA 4 While pressing and holding down REC button press TAPE button to pause the recording mode Repeat pressing the buttons till the recording pause mode is activated 5 Check that the output level is within the standar
34. 0126 WINDING ARM ASS Y _______ 2341 000005 133 850041223 HEAD PANEL ASS Y _______ 241i B1ABGCO00005 133 1 RMB0405 1 2417 BlABCF000176 133 2 RMM0132 1 2441 1 000005 1134 0120 2501 B1ABCF000176 135 RHD26022 1 2511 B1GDCFJJ0047 2803 1 0051 2936 BlACKD000006 TRANSISTOR 138 2937 _ 0051 TRANSISTOR 139 2942 BlACKD000006 TRANSISTOR OS 2943 _ 0176 TRANSISTOR 2948 0176 TRANSISTOR Noe ee 2949 BlABCF000176 TRANSISTOR 360 RAE0165A V TRV UNIT WITHOUT SERVO M A 3601 25 3940 0 TRANSISTOR P C B 5101 B1DEGM000026 TRANSISTOR 361 109 1 FLOATING SPRING 5102 B1DEGM000026 TRANSISTOR 362 RMG0703 R FLOATING RUBBER 5103 BlABCF000176 TRANSISTOR 363 RMRX0064 1 MIDDLE CHASSIS 5104 1 000176 TRANSISTOR 364 RMS0757 1 FIXED PIN 5108 BlABCF000176 TRANSISTOR J ojo g 0 tg td gt 10 D v UU lt lt 2 N o ojo Q ojo o ojlo o olo o ojo o o olo o H H N H rtg Gic HO H H N tg 5 XTN2 6GFI SCREW 5109 5110 5111 5112 5113 5114 5153 5154 5173 5201 5202 5950 5951 5952 5953 5954 6501 650
35. CiBB00001121 AUDIO SOUND PROCESSOR COAABB000125 OP AMP MUTE MUTE SWITCH SWITCH MUTE AGC CONTROL SWITCH SWITCH AGC CONTROL SWITCH 1 3700 000244 SMT z z gt 77777 ZZ 22 7 02341 SWITCH SWITCH Q2501 D2503 LEVEL METER CONTROL SWITCH 02942 FAN MOTOR ON OFF SWITCH 12 FAN SUPPLY CONTROL SWITCH DC DETECT SWITCH 61 Q2511 MUTE SWITCH DRIVER 22 77 ZZN 2 2 7 ZZZ 2 2 77 7 7 7 227 7 4277 QR2501 QR2502 SWITCH SA AK350GCP CN2809 CN5102 CN2809 CN5102 6 CN2809 CN5102 FROM POWER 9 CN5102 2 e CN2809 CN5102 CN6601 z e rl FROM PANEL CN2806 6601 MUTEA gt CN2803 CN1305 CN2803 FROM DECK CN1305 4 LM 1 gt ASPDA gt ASPCLK gt IDCDET CN2809 CN5102 NI FROM POWER SA AK350GCP MAIN 1 2 DIAGRAM SA AK350GCP FROM CD SERVO 9 ICN2808 5103 9 fk 2808 5103 10 lol e e Sx e SIN SIN CN2808 CN5103 Ol 2808 5103 83 S ICN2808 5103 FROM POWER CN2808 CN5103 CN7002 8 CN7002 IDE MT CN7002 6 CN2801 CN7002 5 lt 7002 9 CN2808 CN5103
36. IC2803 se se ao 46 Car 139 E CD PLAY STANDBY IC2804 2 ee porq ques qp or y ge d wm 5 76 76 75 o 75 77 77 153 STANDBY one 178 1 78110 30 owe pores qp oup p IC2809 2023 2 9 45 _ por 16 16 33 16 16 o 16 17 16 He 16 1 16 33 HEN et 33 287 4000 p px copay 33 o te 16 55 55 33 o t4 14 308 55 55 _ copay
37. cries mcszerimioez 10 iv cree ruimiosazis 0 01 SV IM _ rzmosazinz00 220 6 3v m _ mcsivmiciok 0115 m lacaiveinesix 605 sov m _ 217 0115 30 0 082 iV _ 227 4 1 50 m _ 225 rimimiozaz19 sov 07 SA AK350GCP 1 010 ECEAOJKA330I Ref No Part Name amp Description 1000P 50V 1 50V 1 50V 0 1 16V 220 6 3V 220 6 3V 0 1 16V 0 1 16V 10 16V 1000P 50V 0 1 16V 0 015 16V 470P 50V 0 1 16V 0 1 16V 0 47 10V 220 10V 0 1 16V 0 056 16V 0 018 16V 0 018 16V 33 6 3V 0 1 16V 100 6 3V 1 16V 1 16V o C7670 Ref No erem 704
38. o 5 5 z z 5 Q5108 8 z 707 W641 W756 D R5101 05130 515 um 1 5 a 5 5 5110 w22 5 Q5153 W617 lt m2 b Q5173 85149 5 2 W726 W618 E lt gt D W620 BO lle D5158 W721 635 15601 W650 3 Di W711 D5160 W727 lt gt ak g W623 D5157 g ES ar C5118 5 2 9 io W624 D5159 8 2 a W674 5325 5326 RIGHT SPEAKER C W724 dicc or ATE BE 2 W625 Rota 17 19 21 23 051032 5 9 5105 WT10 65421 8 4 2 14 16 18 20 22 cum 24 LEFT SPEAKER C5133 are E S W613 W702 gt C5334 CY p Als z L5604 JK5101 E5103 E R5413 R5417 W627 m SS R5412 R5316 RUN E C5343 CN5103 c5335 1 2 3 4 5 6 7 8 9 1011 12 io E22 33 E43 E53 161 EZ lt 15104 f CN5102 C5436 65429 W744 O we 0110A 1 SA AK350GCP POWER P C B 1 2 3 4 5 7 8 9 10 11 12 13 86 20 6 H Transformer P C B H TRANSFORMER P C B REPV0132G D5961 O R5954 Q5954 A LO B x 9 05968 5955 5953 05950 y a R5952 1 5 3 Q 2 9 2 O C5951 D 5952 C5954 542 2 d Q5952 Ire 5951 85958 W5905 R5951 R5960 SE we R9951 _R5960_ 5 C595
39. rimimsszno13 sov _ cz122 mcsivmiciosk m c2132 scsivmiciosk caido rimimiozaz19 Sov _ czia2 mcsivmiciosk caia mcsivcimioik 100 sov _ c2152 cir __ 0115 c2172 mcsivmicsesk o 056 iV m _ 62173 0 01 Sov cz174 rmimio3az19 0 01 sov 2175 rimimsszazi9 33005 SV _ czisi rumiaiosaogs 1 10 cz1s2 rimiaiosaogs 1 iov c2183 0 22 i m czisi __ 3359 cz1s2 3 0115 c2193 1 10v c2194 rimiis4ao0 01s 10v m cziss 0 7 10 IM _ e2212 1 iev e213 68002 sov _ 05 SA AK350GCP 0 1 16V 3 3 50V 1 10V C2753 C2802 C2803 F2A1H3R3A234 221 rimimsszao13 300p 50 _ ca222 mosivmiciosk 1 iev ca232 mcsivmiciosk n iev c2240 02 219 50 ca242 mcsivmiciosk e245 9 mcsivcimioix sov _ 2252 scsivmicloSk 1 16 62263 1 sov caz ri rumiaisanooi 0715 10 IM _ caz72 0 056 167 m _ c2273 rimimiosaz19 0 01 50
40. 120 1716 6504 20981220408 1 2 1 m _ pocnse27a007 5 6K i 16M 6505 20081220008 _ R5302 pocnsezza007 5 6 6506 209822207 2 2K 1 16 0 ms303 pocnsezza007 6 16 6507 poGmiozzao08 1 17168 1IM _ 25304 pocn5627a007 5 6K 1 164 _ 6509 poGmioizno07 100 1716 1 _ 25305 88015020 22 w __ 116 25306 8801502205 244 IM 662 poGmariznoi 1 16 m _ R5307 zmzscevioov 10 1 4 poGsazizoii 220 1 16 R5308 __ 10 i SM 6604 220 1 160 ms312 pocnseza007 sek 1716 665 2328007 IM _ 25313 pocsis4za007 150K 1 7168 m R6631 emozrcvoa7or 7 ijAm m _ __ 10K i i R6632 empzrcvoa7or ar ijam m _ ms401 p0Gn5627a007 5 6 i 164 6751 poGssszuao07 3 3K 1 160 _ ms402 pocnse27a007 5 6K 1 16 _ 6152 2008152000 1 ms403 pocnsezza007 5 6 I 6753 22 007 IM _ 25404 pocnse27a007 5 6K 1 16 Bersa 2098152208 15 _ 25405 8801500 22 im R6763 emzscevonov 0 171 m _ 25406 8801502205 2 p0GB10372008 17168 _ ms407 __ 10 i M R7z1i
41. 3 10v mo casas 0 7 10 _ o ar 10 501 rimiaiosaogs 1 10v c2503 rimiiosangs 1 10v 2507 80 0 22 iV casos mzaimssoazis 33 sv _ casii __ 2 2 50 25 1 rzaiciolaza 100 iv _ czss2 rzaicioiaza 100 iv 258 rzaiciolaza 100 iv m _ rimimazia 48 220 sov _ cases __ 220 sv cases rimicioanoai 0116 c2e7s mcsivmimseik 5605 sov m _ 2674 mcsivmimseik seo sov _ 2675 scsivcimioiK 1008 50 _ 2676 r2a1c221a236 220 iv _ 2676 rimimiosazis 0 01 sv _ rimimiosazis 0 01 sov 2702 rzMiciolaza 100 iv _ cz103 rumimariazis 4705 50 mo rumimriazis 2753 oii M _ 2802 3 3sw 7 _ di di H D Q H H o o D D N N SA AK350GCP Part Name amp Description Remarks C2805 F2A1C471A236 470 16V 2854 2872 2882 C2940 1 16V 2943 2944 1 101 100 507 2945 F2A1C470A234 47 16V 2947 2 07101 208 100 6 3 2948 ECA1AAK221XB 220 10V C lt di m ty lt C2953 C2954 C2956 C2981 C2983 C2984 C2985 C2986 C
42. 5 sav o EE Se Ye _ copay o a7 5 te smwY o os 05 tt 19 15 uM CD PLAY STANDBY CHANT Emme 0 ee 0 ee Jo ee SrANDBY 33 o 92 o 2 0 m2 o 2 o 22 22 OO _ copay o oz 2 __ o o oz 20 2 Jj SA AK350 MAIN P C BOARD 15 5 Panel P C B copay o o o o 19 14 29 23 33 226 247 226 __ o o o o 19 25 246 247 247 205 24 7 ER D UE ER IR RR E
43. 5951 H6555 5951 H6555 CN5951 H6555 5951 H6555 CN5951 H6555 CN5951 D5950 D5953 D5954 D5957 6 2 VOLTAGE REGULATOR SWITCH SWITCH CURRENT LIMITING SWITCH SA AK350GCP T5950 55950 O O SW SELECTOR c LLI z 2 LL e 2 lt 0 lt 05953 2 RL5950 PCONT SYNCHRONISATION JK5950 F1 O O SUB TRANSFORMER SA AK350GCP USB TRANSFORMER DIAGRAM SA AK350GCP 66 18 Notes Of Schematic Diagram All schematic diagrams may be modified at any time with the development of new technology Notes 5971 Mode switch S972 Half switch S975 Rec Inh F switch 55950 Voltage Selector switch 56101 AC In switch 56102 Multi Change switch 56103 Open Close switch 56104 Single Change 4 switch 56105 USB amp switch 56106 Stop Demo STOP B switch 56108 Hard Bass switch 56201 CD1 1 switch 56202 CD2 2 b switch 56203 CD3 3 switch S6204 CDA 4 switch S6205 CD5 5 switch 56206 FF FF switch 56207 REW 44 switch 56301 Open switch 56302 CD switch 56303 Tape switch 56304 Tuner FM AM switch 56305 Ext In switch 56306 switch 56307 M EQ switch 56308 Manual switch 56309 switch 57201 Rest switch VR6491 VR Volume jog VR6511 VR Mic volume jog
44. 8 CN2808 CN5103 CN2808 CN5103 2871 E EPROM X2802 X2801 NOT SUPPLIED 0 0 15 13 10 11 78 77 76 194 75 81 791 501 471 46 OO OOOO OOOO ic z 5 z 2 o 9 x 5 x 8 o 2 r P 5 a e lt i z zZ z Q 4 1C2801 a lt RDS_DA EDS On 2 000483 lt RDS_CLK m MICROPROCESSOR 4 E gt 6 LL lt 8 0 l or oO lt MUTE amp m 2 d a z 2 906 5 o 2 5 5 9 9 85 5 5 y Jo 8 0 oe 5 lt lt 3 x gt B D amp 5 d gt zc RC LC OOOO S je o C lt IDCDET lt ASPDA lt ASPCLK lt LM 1 Q2937 Q2936 CHANGER PLUNGER CD SUPPLY ON OFF SWITCH CONTROLSWITCH NI QR3105 QR3106 oo N Q2803 Q SWITCH SWITCH IC4000 CODBZGCO0067 5 RESET MICRO P 3 3V REGULATOR SWITCH 03601 C Cev SWITCH ZX D2936 Q z 2872 gt EX 2 00011 a VOLTAGE REGULATOR a 5 2813 D3400 D2811 AA ise Io Io Io iO iO i IO iO iO iO iO iO iO iO al Ie 8 amp lel amp IQ amp o 5 bl 5 2
45. DOGBRO0JA008 50 ARFFB 49 ARFOUT DVDD2 76 IODD1 77 Ld BE 12 cosw MAIN CIRCUIT ee CN2801 IN C7232 W7028 C7243 SCHEMATIC 5 3220 0 DIAGRAM 4 EA 7001 MN6627954MA SERVO PROCESSOR DIGITAL SIGNAL PROCESSOR DIGITAL FILTER D A CONVERTER 8 ESET_SW LOADING R7327 R7349 k 18k 26 DVSS1 SDRCK 100 W7003 W7001 0 0 0 A A E U W7002 W7004 0 7002 BAS948FPE2 4 CH DRIVE IC C7334 10V220 M 5 730 7302 TRAVERSE MOTOR SPINDLE MOTOR SA AK350GCP CD SERVO CIRCUIT H 69 SA AK350GCP 19 2 B Main Circuit SCHEMATIC DIAGRAM 2 B MAIN CIRCUIT 4BSIGNALLINE CD SIGNAL RECORD SIGNALLINE TAPE PLAYBACK SIGNALLINE Cm FM AM SIGNALLINE gz2 gt MAIN SIGNALLINE 000 AUX SIGNAL LINE 55 MIC SIGNAL LINE DECK CIRCUIT CN1305 IN SCHEMATIC DIAGRAM 10 W581 R2173 0 4 7K 62172 22 3 48 47K IC2804 9084 AU C2181 R2301 C2705 00125 em o4 C RS ur Q2311 Q2411 1 OP AMP ELO B1ABGCO00005 R2703 C2313 R2315 SU MUTING SWITCH 220K gt C88 ASL BE 5 oz 45 1 C2302 E 45747 idis C2311 TN R2311 W584 75
46. Do not disassemble the optical pick up unit since radiation from exposed laser diode is dangerous 2 Do not adjust the variable resistor on the pick up unit It was already adjusted 3 Do not look at the focus lens using optical instruments 4 Recommend not to look at pick up lens for a long time CAUTION THIS PRODUCT UTILIZES A LASER USE OF CONTROLS OR ADJUSTMENTS OR PERFORMANCE OF PROCEDURES OTHER THAN THOSE SPECIFIED HEREIN MAY RESULT IN HAZARDOUS RADIATION EXPOSURE n Use of Caution Labels CAUTION CLASS 1M INVISIBLE LASER RADIATION WHEN OPEN DO NOT VIEW DIRECTLY WITH OPTICAL INSTRUMENTS EC60825 1 A2 Class 1M VARNING KLASS 1M OSYNLIG LASERSTRALNING DENNA DEL AR OPPNAD BETRAKTA EJ STR LEN DIREKT GENOM OPTISKT INSTRUMENT USYNLIG LASERSTR LING KLASSE 1M L GET ER BENT FORSIGTIG UNDGA AT SE LIGE PA MED OPTISKE INSTRUMENTER VARO AVATTAESSA OLET ALTTIINA LUOKAN 1M NAKYMATONTA LASERS TEILY ALA KATSO OPTISELLA LAITTEELLA SUORAAN SATEESEEN VORSICHT UNSICHTBARE LASERSTRAHLUNG KLASSE 1M WENN ABDECKUNG GEOFFNET NICHT DIREKT MIT OPTISCHEN INSTRUMENTEN BETRACHTEN RAYONNEMENT LASER INVISIBLE CLASSE 1M EN CAS D OUVERTURE ATTENTION NE PAS REGARDER DIRECTEMENT L AIDE D INSTRUMENTS D OPTIQUE CFTR U Jub CLASS 1 LASER PRODUCT 7 E A ZRIEU MEY UC EAL FFF AAA GB7241 1 200188 26 Inside of product
47. JE 5 D 2 lt o K olojo o 00 Ww 1 1 o 4 o onm ds H H SA AK350GCP Part No Remarks DOGB102JA008 DOGB102JA008 DOGB333JA008 DOGB471JA007 DOGB475JA008 DOGB223JA007 DOGB103JA008 DOAF471JA039 DOGB103JA008 DOGB102JA008 DOGB103JA008 DOGB472JA007 DOGB153JA008 DOGB472JA007 ERD2FCVJ4R7T DOGB752JA008 DOGB103JA008 ERD2FCVJ4R7T DOGB223JA007 DOGB152JA008 DOGB103JA008 DOGB472JA007 D0GB471JA007 D0GB473JA007 DOGB332JA008 DOGB273JA008 DOGB102JA008 DOGB223JA007 DOGB471JA007 DOGB123JA008 DOGB274JA008 DOGB103JA008 DOGB223JA007 DOGB103JA008 DOGB222JA007 DOGB222JA041 DOGB273JA007 DOGB222JA041 DOGB562JA007 DOGB332JA007 DOGB332JA007 DOGB332JA007 DOGB332JA007 DOGB123JA008 DOGB272JA008 DOGB102JA008 DOGB102JA008 DOGB332JA008 DOGBROOJA008 DOGB153JA008 DOGB563JA007 DOGB472JA008 DOGB472JA041 DOGB821JA007 DOGBROOJA008 DOGB222JA007 DOGB472JA041 DOGB104JA007 DOGB103JA008 DOGB103JA008 DOGB222JA007 DOGB222JA041 DOGB273JA007 DOGB222JA041 DOGB562JA007 DOGB332JA007 DOGB332JA007 1 16W DOGB332JA007 DOGB332JA007 DOGB123JA008 DOGB272JA008 DOGB102JA008 DOGB102JA008 DOGB104JA007 4 Part Name amp Description R1207 R1209 R1210 R1302 R1303 R1304 R1305 R1309 R1313 R1314 R1318 R1327 R1328 R1329 R1330 R1331 R1332 R1333 R1334 R1335 R1337 R1338 R1341 R1342 R1343 R1344 R1345 R1371 R1374 R1401 R1402 R1403 R1404 R1405 R2102
48. JK SPEAKER JK AC INLET K2HC103A0024 JK MIC 2 1 0002 JK MUSIC PORT E5101 E5103 K9ZZ00001279 K9ZZ00001279 yD Q Er K lt Q di H ty ty W575 W576 W577 W579 W580 W581 W582 W583 N N o m alte zj zj 0 H N P o w w 0 2 tU Ww 0 Ul ojo KIKIKIK o o o N He A El a Ed W 0 W W W 3 60 0 Ei i lt lt lt alalalalala m mimm eos AH I AIA Ei Bi pui Wl 50 0 ERJ3GEYOROOV CHIP JUMPER 100 Wssa JUMPER Wsae 0 CHIP JUMPER w587 0 CHIP _ mz3ceYOROOV CHIP JUMPER m 589 mzscevomOOv m _ 590 ___ CHIP JUMPERS 51 emzsceomO0v CHIP JUMPERS 52 erecevoroov CHIP JUMPER 593 0 CHIP _ 54 0 JUMPER _ emzscevomOOv CHIP _ ER
49. This unit can access up to 255 albums including blank folders and 2500 tracks The maximum number of tracks in a folder are 999 tracks Only one memory card will be selected when connecting a multiport USB card reader Typically the first memory card inserted Disconnect the USB card reader from the unit when you remove the memory card Failure to do so may cause malfunction to the device When you connect your digital audio player to the USB port it charges all the time except in standby mode or during tape recording With reference to page 16 of the operating instruction manual 16 5 Changing the remote control The remote control and main unit are factory set to REMOTE 1 mode If your remote control affects other equipment during operation you can switch to operate in REMOTE 2 mode To switch to HEMOTE 2 mode 1 While pressing and holding EXT IN on the main unit Press and hold 2 until 2 appears on the main unit display 2 Press and hold ENTER and 2 for at least 2 seconds The main unit and remote control are now set to operate in REMOTE 2 mode To return to REMOTE 1 mode Perform steps 1 and 2 above but use 1 instead of 2 for both steps REMOTE 1 appears on the main unit during step 1 The remote control cannot work with the main unit if their modes are different REMOTE 1 or REMOTE 2 appears on the main unit display when you opera
50. W209 CN2803 30 28 26 24 22 20 18 16 14 12 10 8 6 4 W213 2872 L w593 W184 z gt 29 27 25 23 21 19 17 15 13 9 7 5 3 B w 0 W681 w100 18 16 14 12 10 8 6 4 W214 my 5 210 19 G G lt lt W215 WA60 W115 7650 W627 W652 PbF 83 10 11 12 SA AK350GCP SA AK350GCP MAIN P C B 13 SA AK350GCP 20 3 C Panel P C B 56201 CD1 55202 6293 56202 a CD2 w805 R6203 m w 96553 e N J6551 56204 CD4 J6552 5 56205 205 W841 R6207 2 W803 gt W837 W1006 ses oe C6551 W871 W833 HEADPHONE a W677 oe TT EZ D JK6551 C MIC VOLUME VR6511 W801 MIC PANEL P C B REPV0131G 56103 OPEN CLOSE Ro 56102 MULTI CHANGE 2 00 SINGLE CHANGE 26102 J6753 56206 06458 o um ME 6101 9 AC IN pi 2 3 CO D6301 gt 135 7 9 1113 15 17 19 21 23 25 27 29 09932 8 b T 2 2 2 S 5 e 2 bm W857 5 C6631 E E 8 gt c elo W859 81 ELM TN 2 R6631 NN 2 J W673 9 Wa 0 g OO 5 z ut MUSIC PORT e r2 5 W816 E Slel Rd Iss a C6481 Z6481 86109 JK6
51. emzscevza23v m _ ms4os 8 10 178w IM 7212 820 1 4 1 _ 25412 pOGn2247A007 220 17168 m 2471 m 25413 __ 100K i i6M m poGsiozzao08 1 17168 ms417 __ 10K i i m e7218 poGsiozzao08 1 1 16 0 o 1716 7220 emz3cevuiosv m 171w _ 25514 0 o 1716 7221 emzscevuiciv 100 1 1688 m msszi zmceomwiosv IM 9253 emz3cevuionv 10 m 25522 105 m 1710W IM R254 poGsiozzao08 1 1 16 _ mss23 1 ERIGGEYS105V m iind IM Emzscevuis2V 3 9K i 168 m _ 25524 mcecewziosv m 1710W IM emzsoevuisov msosi poazs2zao48 3 3K R7325 emzscevzasiv 330 1 16 _ msos2 poaza727a048 4 7K 1 aw IM R327 poGeiozzaoo8 17168 m _ 25954 poazS24za048 820K IM 9328 __ 116 1 _ R5957 DOAEI03zA048 7329 228008 m msoss ix R330 emzscevusezv m 25960 poaz4727A048 R7331 __ 22 17168 _ 25961 poazisizao48 150 174 _ R7332 pOGmio2z008 17168 1 _ mso63 poars20
52. head block Step 6 Release the catches to remove the head connector Step 3 Hemowve the sub chassis Head Connector Release the catches to remove the head connector Step 6 Release the catch on the tape facing side to remove the winding lever and spring Winding Belt step 7 Remove the flywheel F step 4 Remove the capstan belt 41 SA AK350GCP Step 6 Step 1 Install the capstan belt temporarily The positions of boss and as shown in the figure below marking hole should be horizontal to each other NZ Marking E Capstan Belt Install the winding belt Side View temporarily as shown Step 3 Note in the figure above Attach the flywheel F Keep the belt away from grease Flywheel Step 4 Step 7 dd Attach the sub Catch the winding belt chassis to the on the flywheel F deck mechanism Deck Mechanism Unit Winding Arm Step 5 Install the winding lever and Winding Lever Winding Arm spring while the winding arm is pressed to the arrow direction Be sure that the winding lever is firmly inserted and the catch is hooked Note The winding lever should be positioned as shown in the right figure Catch the capstan belt to the pulley of the capstan motor Capstan Belt Bos 10 18 Disassembly of Deck Mechanism P C B Step 4 of Item 10 4 Step 4 of Item 10 5 Step 5 of Item 10 10 Step 3 of Item 10 14 Follow the Step 1
53. jConnectto Voc 5V 488 RMT Remote Control input 19 BLKCK CD Block Clock Input Inverted 20 Failure Detect Input 2 09 Serial Output Data 22 D Serial Input Data 23 1 S WOOFER CS SubwooferChip Select 24 4 connection 25 SWLVL2 No connection 26 0 ASP Data 27 JASP_CLK_ 0 28 jAKmodelChipSelect 29 PLLDATA No connection USB 2 data line Flash Tx for On board writer USB 2 Clock line Flash RxD for On board writer 33 USB RST O __ USB Reset Pin 34 XM_MUTE BUSY __ connection ______ 35 XM TX OUT Verify Error for USB Version up Using CD 36 No connection 37 125 RATE __ connection 38 LINKACTIVE connection ______ 39 MUTE DA 0 jD AmpMutingConto SA AK350GCP 7002 BA5948FPE2 IC Drive Motor Drive 3 reverse action output Motor Drive 3 forward action output Motor Drive 4 reverse action output Eg E E ie Motor Drive 4 forward action output Power Supply 2 for Driver Ground Connection 2 for Driver 28 Motor Driver 3 Input Microprocessor 91 Pin No 40 7 0 Audio Muting Control E EEPROM Chip Select Flash EPM fo
54. more than 70W equipped with the temperature control after setting the temperature at 350 30 degrees C 662 86 F Recommended Lead Free Solder Service Parts Route following 3 types of lead free solder are available through the service parts route RFKZ03D01K 0 3mm 100g Reel RFKZ06D01K 0 6mm 100g Reel RFKZ10D01K 1 0mm 100g Reel Note Ingredient Tin Sn 96 5 Silver Ag 3 0 Copper Cu 0 5 Cobalt Co Germanium Ge 0 1 to 0 3 10 SA AK350GCP 6 Accessories AC Cord Power Plug Adapter 11 SA AK350GCP 7 Operating Procedures 7 1 Main Unit Key Buttons Operations Remote control signal sensor Disc tray open close Multiple discs change Single disc change AC supply indicator AC IN This indicator lights when the unit is connected to the AC power supply Q Standby on switch POWER Press to switch the unit from on to standby mode or vice versa In standby mode the unit is still consuming a small amount of power Music port jack USB play pause Q EXT IN selection e lt USB port Tuner FM AM selection Q Volume control Record Q HARD BASS selection Q Manual EQ and LED flashing selection 12 Display panel Disc trays Disc direct play Headphone jack Avoid listening for prolonged periods of time to prevent hearing damage Plug type 3 5 mm stereo not included Microphone
55. s6204 zvoriaosm sw co iM 56205 mvoriaosz 56206 mvoriaosm 56207 zvoriaosms mm s6301 mvoriaosmz 56302 6303 2 mare 56304 zvoziaosms __ TUNER rw MM MI 56305 mvoriaosmz sw exr zw _ m 99 SA AK350GCP Ref No Part No Remarks EVQ21405RJ Part Name amp Description SW REC SW SW MANUAL EQ CONNECTORS CN1305 CN2801 CN2803 CN2805 CN2806 CN2808 CN2809 CN2810 CN3200 CN3601 CN5102 CN5103 CN5950 CN5951 CN6601 CN7001 CN7002 0 K1MN22AA0004 K1MN21A00005 K1MN14A00049 21P CONNECTOR 22P CONNECTOR 21P CONNECTOR 15P CONNECTOR 30P CONNECTOR 12P CONNECTOR 12P CONNECTOR FAN CONNECTOR 22P CONNECTOR 10P CONNECTOR 12P CONNECTOR 12P CONNECTOR 9P CONNECTOR 9P CONNECTOR 30P CONNECTOR 16P FFC CONNECTOR 22P CONNECTOR K1KB12B00037 K1KB12B00037 K1KA02AA0186 K1MN22AA0004 9 K1KA09AA0193 K1MN30AA0004 K1MN16B00154 K1MN22BA0005 CP1301 CP1902 5P CONNECTOR K1KA09BA0153 9P CONNECTOR CS971 RJUO71H09M1 9P CONNECTOR P901 P903 K1MN22BA0005 K1FY104B0011 22P CONNECTOR USB CONNECTOR COILS amp TRANSFORMERS L900 L1301 L1302 L2901 L4000 L4001 L5101 L5102 L5301 L5401 L5402 L5403 L5601 L5602 L5603 L5604 L6501 L6502 G1C100K00019 CHIP COIL G22200000024 BIAS OCS COIL GOC470JA0052 RF CHOKE COIL G0C101JA0052 INDUCTOR DOGBROOJA0
56. up D X Audio cord not included Playing fromjajportablejaudio 5 Switch off the equalizer function if there is any of the portable audio equipment before you plug into the MUSIC PORT jack Otherwise sound from the speaker may be distorted lt 1 Plug the audio cord into the MUSIC PORT jack 2 Press EXT IN repeatedly until MUSIC PORT is displayed 3 Play the portable audio equipment this unit device To pause play LINE OUT AUX position IN skip tracks Analog player a A FF not included Rear panel of this unit skip album ALBUM 521 Playing or Piaying external unit You can connect to an analog player with a built in phone equalizer 1 Press EXT IN repeatedly until AUX is displayed 2 Forlistening Proceed to step 3 For recording Press REC on the main unit to start recording 3 Start playback from the external source Note For details refer to the instruction manual of the unit which is to be connected When units other than those described above are to be connected please consult your audio dealer Sound distortion may occur when you use an adaptor other than the one supplied With reference to page 15 of the operating instruction manual 15 Preparation Before connecting any USB mass storage device to the unit ensure that the data stored therein has been backed USB ena
57. 10 Data Signal OPO 86 3 10 Data Signal OIP3 89 10 Data Signal OIP6 90 1 7 0 Data Signal 93 DRVDD Power Supply Voltage DRAM 96 024 Data Signal O P 1 98 19 10 jDataSignalO PO 99 18 0 jDataSignalO P8 100 SDRCK 0 jClokSignalO P 22 2 110 Function Motor Driver 92 Input Turntable Motor Drive Signal L ON Motor Drive 1 Input Traverse Motor Drive Signal L ON Ground Connection 1 for Drive Power Supply 1 for Drive Motor Drive 1 reverse action output Motor Drive 1 forward action output Motor Drive 2 reverse action output ui Motor Drive 2 forward action output 22 3 1C2801 2 00083 System 2 ____ JD PotDET1 3 DPORTDET2 __ 4 JRDSDAT No connection 5 5 No connection 6 No connection z 0 jFHopforDigtalAmp External Data Bus Width Select Input Connect to Ground 55 Flash Mode Terminal 4 32768kHzSubClok 4 Xcut 132 768 kHz Sub Clock ____ 12 Input ACTIVE L 4 10 MHz Main Clock 4 ______ 15 10 MHz Clock ____ 16 Power Supply 5V ____ 17
58. 2795 16 40 4295 amp a E 8 mU 5 C908 22P C911 X900 0 1 28 00120500009 18P DGND D 900 ON EIU JOJHEOG00045 0 CKA1 USB CONNECTOR USB CONTROLLER IC D1 8V DGND R906 0 a UUL E N Q m z 2 5 B F 0000021 DGND 9 DGND J0JAC0000021 1 8936 STAT B J0JAC0000021 LB938 8038 CD DATA MAIN CIRCUIT sane J0JAC0000021 8840 STOLK 2 G 1 TERR JOJACO000021 7 LB841 STREG J0JAC0000021 7 75 LB843 STIN J0JAC0000021 7 7 LB845 CD MLD 0000021 LB846 CD NRST 0 0000021 7 LB848 M NRST DENS JOJHC0000045 LB85 LB852 21 D23V JOJHC0000045 lt MMOD P901 H SA AK350GCP USB CIRCUIT H N N 0 11 12 13 14 SA AK350GCP 20 Printed Circuit Board Note Circuit board diagrams may be modified at any time with the development of new technology 81 SA AK350GCP 20 1 CD Servo F Deck P C B Deck Mechanism P C B CD SERVO P C B REPV0111A G 25 7002 Q 7231 24 RH TP18 X TP17 x x 60 LB72 6 12 M7301 TRV MOTOR 57201 REST SW D M7302 TRV MOTOR TP7 TP8 X X TP9 X CN7001 7002 7614 82 F DECK P C B REPV0134B W1930 O a Q1310 01309
59. D o o 6001 RWJ1810060SS PANEL TO SUB PANEL WI 7W6002 PACKING MATERIALS 1 PACKING CASE POLYFOAM MIRAMAT SHEET N 3 ACCESSORIES REMOTE CONTROL RKK HTRO283H R C BATTERY COVER K2CQ2CA00006 CORD RQTV0199 1M O I BOOK En Sp FM ANTENNA WIRE AM LOOP ANTENNA AC PLUG ADAPTOR p 1 1 N M A 3 K2DA42E00001 RESISTORS R901 R902 R903 R904 R906 R914 R950 R951 R952 R953 R954 R955 R957 R971 R972 R972 R973 R1061 R1063 R1064 R1101 R1102 R1103 R1104 R1105 R1106 R1107 R1109 R1110 R1201 R1202 R1203 R1204 R1205 R1206 1K 1 32W 1K 1 32W 0 1 32W 0 1 32W 0 1 32W 0 1 32W 22K 1 32W 0 1 32W 24 1 32W 24 1 32W 15K 1 32W 15K 1 32W 2 2K 1 32W 1K 1 32W 820 1 4W ERJ2GEJ102X ERJ2GEJ102X ERJ2GEOROOX ERJ2GEOROOX ERJ2GEOROOX ERJ2GEOROOX ERJ2GEJ223X ERJ2GEOROOX ERJ2GEJ240X ERJ2GEJ240X ERJ2GEJ153X ERJ2GEJ153X ERJ2GEJ222X ERJ2GEJ102X ERDS2TJ821T ERJ2GEJ102X 1K 1 32W ERDS2TJ393T 39K 1 4W ERJ3GEYOROOV 0 1 16W ERJ3GEYOROOV 0 1 16W ERJ3GEYOROOV 0 1 16W DOGB330JA008 33 1 16W DOGB152JA008 1 5 1 16W DOGB183JA008 18 1 16W DOGB103JA008 10 1 16W DOGB222JA007 2 2 1 16W DOGB104JA008 100K 1 16W DOGB102JA008 1K 1 16W DOGB102JA008 1K 1 16W DOGB333JA008 33 1 16W DOGB330JA008 33 1 16W DOGB152JA008 1 5K 1 16W DOGB183JA008 18 1 16W DOGB103JA008 10 1 16W DOGB222JA007 2 2K 1 16W DOGB104JA008 100K 1 16W 2 2 uu
60. Follow the Step 1 Follow the Step 1 Follow the Step 1 gt gt 42 SA AK350GCP Follow the Step 1 Step 3 of Item 10 15 Step 1 Remove 1 screw Step 1 Step 3 Step 2 Desolder plunger terminals Release 3 catches Step 3 Release catches 1 vellet Catch Step 2 Remove the solders of the plunger terminal Step 4 Remove Deck Mechanism P C B 10 19 Disassembly of cassette lid Follow the Step 1 Step 4 of Item 10 4 Follow the Step 1 Step 4 of Item 10 5 Follow the Step 1 Step 5 of Item 10 10 Follow the Step 1 Step 3 of Item 10 14 Step 1 Open the cassette lid Step 2 Remove spring and push the cassette lid in the direction of arrows M R AC mM gt lt EID T rd fcq aL EA LN c Cassette lid 10 20 Rectification for tape jam problem Follow the Step 1 Step 5 of Item 10 4 Step 1 If a cassette tape cannot be removed from the deck the tape is caught by the capstan or pinch roller during playback or recording rotate the flywheel F in the direction of the arrow to remove it 43 SA AK350GCP LL z LL Step 2 Push the lever upward and open the cassette lid Remove the cassette tape Note Follow 10 19 Disassembly of cassette lid Step1 to Step 3 Remove the cassette tape 44 11 Service Fixt
61. Importance safety notice Components identified by mark have special characteristics important for safety Furthermore special parts which have purposes of fire retardant resistors high quality sound capacitors low noise resistors etc are used When replacing any of components be sure to use only manufacturer s specified parts shown in the parts list Resistor Unit of resistance is 0 1 000 000 Capacitor Unit of resistance is pF unless otherwise noted F Farad pF Pico Farad Coil Unit of inductance is H unless otherwise noted Voltage and Signal lines ______ B Signal line B Signal line lt lt CD DA Signal line 67 CD Signal line Main Signal line FM AM Signal line Tape Record Signal line Tape Playback Signal line Aux Signal line USB Signal line MIC Signal line SA AK350GCP SA AK350GCP 68 SA AK350GCP 19 Schematic Diagram 19 1 A CD Servo Circuit 1 2 3 4 5 6 T 8 9 10 11 12 15 14 SCHEMATIC DIAGRAM 1 A OPTICAL PICKUP CIRCUIT CD SERVO CIRCUIT FOR REFERENCE ONLY B SIGNAL LINE CD DA SIGNAL LINE CD SIGNAL LINE W7022 0 7020 0 W7019 0 W7018 Q7601 7025 B1ADCFO000001 LASER POWER DRIVE LASER DIODE CN7001 6 gt 19 poa x i _____ GND GUARD 12 Efe O repe LB7262 LB7264
62. LOWPASS FILTER DIGITAL OUT OUTL O 58 59 56 66 5 DSL PLL VCO DSLPLL EFM DEMODUALTION SYNC INTERPOLATION CIRC ECC CDROM ECC DEMECC BUS CONTROL UNIT BCU SA AK350GCP CN7002 CN2801 TO MAIN 4 4 19 1 2 CN7002 CN2801 CN7002 CN2801 6 17 CN7002 CN2801 2 2 8 15 CN7002 CN2801 A EE ma INTERFACE DEMECC SUBC ma TXNCLDCK NENNEN 56 71 CN7002 2801 TO MAIN 2 2 PRAMVDD33 20 33 PRAMVSS33 18 83 92 94 99 BAO BA1 16 17 NWENCAS 4 89 NRAS SDRCK A 10 100 CN7002 CN2801 SERIAL OUTPUT EXTO 62 17 6 DAO EXT 5 63 CN7002 CN2801 ee EXT2 5 64 22 CN7002 2801 156 SRDATA 0 REGULATOR DVDD2 m 222 gt gt gt gt gt nc a a a a a a 9 0 O 60 78 26 76 28 93 2 57201 RESET SWITCH CN7002 CN2801 9 gt 23 172 TO MAIN 212 SA AK350GCP CD SERVO BLOCK DIAGRAM SA AK350GCP 17 2 Deck Deck Mechanism Diagram 1001 AN7326K DECK RIP IC LCH DECK 1 B HEAD t RCH DECK 2 HEAD Vt 2 5 d ERASE HEAD X 0 d bi BIAS SWITCH E 01317 SWITCH SWITCH CN1305 2803 8 MUTE SWITCH SWITCH CN1305 CN2803 SWITCH C e TO MAIN DRIVER 1 2 CN1305 CN2803
63. O 1 16W ojo olojo ojo A Pl P Pe o Ul Ul 2232 2 3 w lt lt lt csazs poemmoozao08 _ csaso rinzazz1a009 io0v _ rimzazzino09 2208 io0v _ csas2 rimzaz21a009 2205109 _ rimzazz1a009 2208 io0v _ csasa rmimissaz9 0 015 sov 65435 rmimissazi9 0 015 sov _ 65436 02 219 1000p sov _ rimimiozaz19 sov _ csass rmimissaz9 o 015 sov csass rmimissazi9 0 015 sov __ 100 6 3v m 40 1000 6v _ 2200 253 csosi rimimi03A007 0 01 sov IM _ 5952 csess rimimi03A007 0 01 sv 8 cses4 rimimi03A007 0 01 sov _ csoss 8 22 50 csese cs957 10 sov _ csess rimimi03A007 0 01 50 8 rimimi03A007 0 01 sov csoso 01 250v _ rzMicazinoi9 22015 _ rzMicazinoie 22015 _ csoss 50 m _ 65964 rimimi03A007 0 01 sov 8 _ 22 sv _ 1005 sov m
64. Only the first 5 errors will be memorized in backup memory The subsequence error shall be ignored and not memorize For system with EEPROM as memory backup memory space in EEPROM is neccesary 2 To display all error code memorized In CRS1 Self Diagnostic mode press SINGLE CHANGE to display subsequence error code It shall repeat after reaching error no 5 e g 1 IHM SS SINGLE CHANGE IT OP gt SINGLE CHANGE HOME SINGLE CHANGE 4 LOAD SINGLE CHANGE 5 _____ U D D gt SINGLE CHANGE 3 To clear the error code memory In CRS1 Self Diagnostic mode long press SINGLE CHANGE key 2s or more 26 SA AK350GCP 10 Assembling and Disassembling 10 1 Caution Special Note This model uses a new CD changer unit CRS1 In this following section does not contain the necessary disassembly amp assembly information for the CD changer unit CRS1 except the disasembly amp assembly of traverse unit Kindly refer to the original service manual for the CD changer unit Order No 00509368 0 ATTENTION SERVICER Some chassis components may have sharp edges Be careful when disassembling and servicing 1 This section describes procedures for checking the operation of the major printed circuit boards and replacing the main components 2 For reassembly after operation checks or replacement reverse the respective procedures Special reassembly procedures are described only when required 3 Select items
65. R2103 R2104 R2111 R2112 R2121 R2122 R2131 R2132 R2141 R2142 R2145 R2146 R2149 R2151 R2161 R2163 R2172 R2173 R2181 R2182 R2183 R2193 R2194 R2195 R2196 R2202 R2203 R2204 R2211 R2212 R2221 R2222 R2231 R2232 R2241 R2242 R2245 R2246 R2247 4 7K 1 16W 4 7 1 4W 7 5K 1 16W 10K 1 16W 4 7 1 4W 22K 1 16W 1 5K 1 16W 10K 1 16W 4 7K 1 16W 470 1 16W 47K 1 16W 3 3K 1 16W 27K 1 16W 1K 1 16W 22K 1 16W 470 1 16W 12K 1 16W 270K 1 16W 10K 1 16W 22K 1 16W 10K 1 16W 2 2K 1 16W 2 2K 1 16W 27K 1 16W 2 2K 1 16W 5 6K 1 16W 3 3K 1 16W 3 3K 1 16W 3 3K 1 16W 3 3K 1 16W 12K 1 16W 2 7K 1 16W 1K 1 16W 1K 1 16W 3 3K 1 16W 0 1 16W 15K 1 16W 56K 1 16W 4 7K 1 16W 4 7K 1 16W 820 1 16W 0 1 16W 2 2K 1 16W 4 7K 1 16W 100K 1 16W 10K 1 16W Jj D Fh 2 5 0 S se E 0 x Ww TIER Rin i ii H es Pese i FEM MEN Led ri lt EC m ee 8 5 em HIM gt 5 2 ziiz zi zi gt gt gt 102 Ref No Remarks R2248 R2249 R2251 R2271 R2273 R2281 R2282 R2283 R2284 R2285 R2286 R2
66. SWITCH SWITCH L 15V REGULATOR Q5102 CURRENT CONTROL SWITCH 05112 05114 05113 CURRENT STABLISER CURRENT LMIITER 11V REGULATOR SWITCH 5101 CODAZYY00005 REGULATOR IC D5130 Q5101 Q5110 CURRENT CONTROL SWITCH 26V REGULATOR Q5108 Q5109 SWITCH VOLTAGE REGULATOR ZZN 227 ZZZ 12277 ZZN 7 7 7 ZZZ 12277 5101 SPEAKER RCH a H5104 5950 5104 CN5950 5104 CN5950 8 SPEAKER RCH HIGH SPEAKER RCH LOW SPEAKER LCH HIGH SPEAKER LCH LOW TO TRANSFORMER SA AK350GCP POWER DIAGRAM 17 6 USB Transformer Diagram 951 900 CODBZYE00002 MNZSFBSKJM1 VOLTAGE REGULATOR USB CONTROLLER IC x900 O P903 USB CONNECTOR veus 1 p 3 STCLK CD DATA Q 56 48 50 CD_CLK 2 DATA ERROR REQWR START VERR 122 CLK WR END P901 320 NI i P901 3200 P901 3200 P901 CN3200 N P901 CN3200 P901 CN320 P901 CN320 A P901 CN320 901 3200 P901 3200 901 3200 901 3200 901 3200 P901 3200 P901 3200 TO MAIN 2 2 TO POWER TO PANEL 65 H5104 CN5950 H5104 5950 5104 5950 H6555
67. _ 55957 mogaxpo00134 rog 25958 0 10 5959 mogaxp000134 pong 960 momao2400030 P5961 BoaarKooo00a pong P5962 soaarKooo00a pong 596 momaenso0008 _ 5965 BoaarKo0000a 25966 monaroo0004 pron 5967 BoaarKoo000a pong Jm 25968 momaroo0004 69 monaro00004 Jm moacckoopos oros Jm 457 msacao000302 oros 66458 pcaez msacao000302 pron 26635 prog Jm b7650 __ rog _ ee RESISTORS o o weeds 02 evorzariseia volume 205 MI 5 O xosimmooo0i sw moos 5972 2 sw mur 5975 xosimmoooo2 sw mec INK m seii levo21405r3 _ 56102 zvoriaosm CHANGE MI 56103 21405 7 cross m s6104 SINGLE cuamGE 56105 2 56106 2140587 sro bgwo IM 6108 zvozlaosn HARD mass 6201 levo21405r3 sw co m 56202 zvoriaosm coo s6203 2 sw coo m
68. electricity Such components commonly are called Electrostatically Sensitive ES Devices Examples of typical ES devices are integrated circuits and some field effect transistors and semiconductor chip components The following techniques should be used to help reduce the incidence of component damage caused by electro static discharge ESD 1 Immediately before handling any semiconductor component or semiconductor equiped assembly drain off any ESD on your body by touching a known earth ground Alternatively obtain and wear a commercially available discharging ESD wrist strap which should be removed for potential shock reasons prior to applying power to the unit under test 2 After removing an electrical assembly equiped with ES devices place the assembly on a conductive surface such as aluminium foil to prevent electrostatic charge build up or exposure of the assembly 3 Use only a grounded tip soldering iron to solder or unsolder ES devices 4 Use only an anti static solder remover device Some solder removal devices not classified as anti static ESD protected can generate electrical charge to damage ES devices 5 Do not use freon propelled chemicals These can generate electrical charges sufficient to damage ES devices 6 Do not remove a replacement ES device from its protective package until immediately before you are ready to install it Most replacement ES devices are packaged with leads electrically shorted together by co
69. lt o er a D2938 D2937 112 314 5 6 7 8 9 10 11 12113 14115 2 5525555 99254059 REP 512 519 4 4 15555 D o alal er 5 CN2805 TO CRSI CN1 16 17 18 B SIGNAL LINE MAIN SIGNAL LINE 22936 pe ps p spp poppe 9 8 7 615 4 32 B1ACKD000006 2190 gt 2 5 7 r5 9 118 amp gt 15 D ja Q2937 gt gt A 1 B1GBCFJJ0051 z CHANGER PLUNGER ON OFF SWITCH 19 G3 MIC SIGNAL LINE 000 AUX SIGNAL LINE 882 USB SIGNAL LINE TO MAIN SECTION 2 4 W618 0 5 W668 0 W631 W666 0 0 R2852 22k X2802 H2B100500004 R2883 C2883 330k 22 2801 hrsg H0A327200097 p W604 B1GBCFJJ0051 0 RESET MICRO P SWITCH ZN n 80 5 I TU We40 SS N N LO lt VOL LED PANEL CIRCUIT CN6601 IN SCHEMATIC DIAGRAM 6 20 21 22 73 IDCDET Q2942 B1ACKDO00006 FAN MOTOR ON OFF SWITCH CN2810 AL 92943 B1ABCFO000176 FAN SUPPLY CONTROL SWITCH D2946 BOADCJ000020 Q2948 Q2949 B1ABCFO000176 DC DETECT SWITCH R2946 56k R2947 27 W623 8 S
70. rzMicioiaua7 100 15 _ ci204 rimizz738002 0 027 257 m _ 205 rmima riazis a7op ci206 2 2 5 m _ 207 rimimiszaz19 15005 50 _ __ rzminsmsanas 3 3 50 m cizio 68005 507 cizzi rimimiozaz 9 10008 sov _ 222 rimimiosaoz9 0 01 25V 223 mcsivmimz TK 270559 m 02 rimicsssao si 0 033 iV _ rimicsssao si 0 033 16 cis04 __ a 50 c1305 ranicssoag34 33 15 221 0 220 10 _ _ 2 102208234 22 169 cisii __ m _ 2 84 33005 SV cisia 22008 50 _ cisis riming228013 22008 SV cisie rimimiozaz19 10008 sov _ rimimiozaz19 sov mcovimazsona o 047 sov _ rzMiciolal7 10015 cis20 rzmimimoMias ciszi ronza4728019 7002 i00V m cis23 1 sov _ cis24 __ 47 40 mo 26 m _ __ 0 01 28V czo06 10008 50 _ scsivmiclosk c2113 rimineszaz19 68008 sov _ czizi
71. volume control Microphone jack Q Track skip search tape fast forward rewind tune preset channel selection time adjustment Disc play pause D Tape play Manual EQ adjustment Cassette deck open Demonstration stop Cassette holder 7 2 Remote Control Key Buttons Operations Buttons such as Q function the same as the controls on the main unit Dimmer D SLEEP CLOCK PLAN Play timer record timer Sleep timer C Auto off Disc Clock timer Program Play mode Numeric characters o lt Delete Stop program clear oi 0 mis Disc album selection cece Enter ENTER Title search Fel DISPLAY _ CO Sel Display Hm Muting Preset EQ 13 SA AK350GCP SA AK350GCP 8 New Features 8 1 Using the Music Port and Connecting amp Playing a USB Mass Storage Class Device This feature enables you to enjoy music from a portable audio equipment Connecting toa portable audio equipment Connecting and playing 05 mass This feature enables you to enjoy music from a portable audio equipment Note All peripheral components and cables are sold separately d The USB connectivity enables you to connect and play MP3 tracks from USB mass storage class Typically USB memory devices Bulk only transfer MAE Portable audio equipment not included
72. 08 CHIP JUMPER DOGBROOJA008 CHIP JUMPER JOJKBOO00037 FILTER JOJKBOO00037 FILTER G0B185LA0002 COIL G0B185LA0002 COIL JOJKBOO00037 FILTER JOJKBOO00037 FILTER GOB9R5K00001 CHOKE COIL GOB9R5K00001 CHOKE COIL GOB9R5K00001 CHOKE COIL GOB9R5K00001 CHOKE COIL G0C100JA0052 INDUCTOR G0C100JA0052 INDUCTOR E P E P E P E P LB840 LB841 LB843 LB845 LB846 LB848 LB850 LB852 LB930 LB932 LB933 LB934 LB935 LB936 LB938 LB951 LB952 LB7262 LB7263 JOJACOO00021 JOJACOO00021 JOJACOO00021 JOJACOO00021 JOJACOO00021 JOJACOO00021 CHIP INDUCTOR CHIP INDUCTOR CHIP INDUCTOR CHIP INDUCTOR CHIP INDUCTOR CHIP INDUCTOR Q Q m omm alala m mim H H H H H H Z ZZ add 0 0 JOJACOO00021 JOJACOO00021 JOJACOO00021 JOJACOO00021 JOJACOO00021 JOJACOO00021 CHIP INDUCTOR CHIP INDUCTOR CHIP INDUCTOR CHIP INDUCTOR CHIP INDUCTOR CHIP INDUCTOR e c mm QIQ O o OJo gt gt ala mom H H H H ZZ 99 ad ala H H Uu DOGBROOJAO008 DOGBROOJAO008 CHIP JUMPER CHIP JUMPER 02 oO N GW W 5 lt 1 S 5 5 55 5 5 5 BST o N 5 5 o
73. 1A013 ECJ1VB1A474K ECJ1VB1H104K ECJ1VB1H104K F1K2A1040006 F1H1H221A748 ECJ1VB1H104K F1H1H153A219 F1K2A1040006 ECJ1VB1H104K F1J1H474A757 ECJ1VB1H104K F1K2A1040007 F1H1H153A219 ECJ1VB1H104K F1K2A1040007 ECJ1VB1H104K ECJ1VB1H104K ECQV1H474JL3 0 47 50V ECJ1VB1H104K 0 1 50V ERJ3GEYOROOV 0 1 16W ECQV1H474JL3 0 47 50V ECJ1VB1H104K 0 1 50V ERJ3GEYOROOV 0 1 16W F1H2A221A009 220P 100V F1H2A221A009 220P 100V F1H2A221A009 220P 100V F1H2A221A009 220P 100V F1H1H153A219 10 015 50V F1H1H153A219 10 015 50V F1H1H102A219 1000 50V F1H1H102A219 1000 50V 1 1 153 219 10 015 50V 1 1 153 219 10 015 50V ECJ1VB1A474K 0 47 10V F1H1H331A013 330P 50V ECJ1VB1A474K 0 47 10V ECJ1VB1A474K 0 47 10V F1H1H331A013 330P 50V ECJ1VB1A474K 0 47 10V ECJ1VB1H104K 0 1 50V ECJ1VB1H104K 0 1 50V F1K2A1040007 0 1 100V 1 1 221 748 220P 50V ECJ1VB1H104K 0 1 50V 1 1 153 219 10 015 50V 1 2 1040006 0 1 100V ECJ1VB1H104K 0 1 50V F1J1H474A757 0 47 50V ECJ1VB1H104K 0 1 50V F1K2A1040007 0 1 100V 1 1 153 219 10 015 50V ECJ1VB1H104K 0 1 50V F1K2A1040007 0 1 100V ECJ1VB1H104K 0 1 50V ECJ1VB1H104K ECQV1H474JL3 ECJ1VB1H104K ERJ3GEYOROOV ECQV1H474JL3 ECJ1VB1H104K Part Name amp Description 18P 50V 0 47 10V 330P 50V 0 47 10V 0 47 10V 330P 50V 0 47 10V 0 1 50V 0 1 50V 0 1 100V 220P 50V 0 1 50V 0 015 50V 0 1 100V 0 1 50V 0 47 50V 0 1 50V 0 1 100V 0 015 50V 0 1 50V 0 1 100V 0 1 50V 0 1 50V
74. 2 7601 2SB0709AHL 1 0002 1 000023 1 000002 001 1 000176 1 000176 2SB0709AHL 1 000176 1 000176 B1ADCF000063 B1AAKD000014 2SB0621AHA 0018 1 000064 1 000007 1 000064 1 000064 1 000001 TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR PRINTED CIRCUIT BOARD CD SERVO P C B DECK P C B DECK MECHANISM P C B MAIN P C B PANEL P C B SUB PANEL P C B USB P C B SIDE A amp B POWER P C B TRANSFORMER P C B 0111 REPV0134B REPX0321F REPV0130K REPV0131G REPV0131G M RTL M RTL M RTL M RTL M RTL M RTL M RTL M RTL REPV0132G M RTL INTEGRATED CIRCUITS IC900 IC951 IC971 IC1000 IC1001 IC2801 2803 IC2804 1C2872 IC3700 IC4000 IC5101 5201 IC5301 1 00000487 IC5401 C1BA00000487 IC 2 CH DIGITAL AMP 1 6601 0000057 FL DRIVER IC7001 MN6627954MA IC SERVO PROCESSOR DIGITA SIGNAL PROCESSOR DIGITAL FILTER D A CONVERTER IC7002 BA5948FPE2 IC 4 CH DRIVE D2803 o i0i miasccoooo0s 0296 1201 miamccooo005
75. 301 R2311 R2312 R2313 R2315 R2316 R2317 R2318 R2321 R2323 R2326 R2328 R2329 R2331 R2333 R2334 R2335 R2341 R2343 R2344 R2345 R2346 R2347 R2352 R2353 R2354 R2355 R2356 R2357 R2401 R2411 R2412 R2413 R2415 R2416 R2417 R2418 R2421 R2423 R2426 R2428 R2429 R2431 R2433 R2434 R2435 R2441 R2443 R2444 R2445 R2446 R2447 R2452 R2453 R2454 R2455 R2456 R2457 R2501 R2502 R2503 R2504 R2505 Part No DOGB682JA008 DOGB332JA007 DOGBROOJAO008 DOGB472JA041 DOGB472JA041 DOGB821JA007 DOGBROOJA008 DOGB104JA007 DOGBROOJAO008 DOGBROOJAO008 DOGBROOJAO008 DOGB153JA007 DOGB471JA008 DOGB103JA007 DOGB104JA007 DOGB563JA007 DOGB222JA041 DOGB103JA007 DOGB104JA007 DOGBROOJA008 DOGB822JA008 DOGB103JA008 DOGB153JA007 DOGB332JA007 DOGBROOJAO008 DOGB682JA007 DOGBROOJAO008 DOGB332JA007 DOGB180JA008 DOGB180JA008 DOGBROOJAO008 DOGB152JA008 DOGB332JA007 DOGB1ROJA007 DOGB180JA008 DOGBROOJAO008 DOGB180JA008 DOGB274JA007 DOGB184JA007 DOGB104JA007 DOGB153JA007 DOGB471JA008 DOGB103JA007 DOGB104JA007 DOGB563JA007 DOGB222JA041 DOGB103JA007 DOGB104JA007 DOGBROOJA008 DOGB822JA008 DOGB103JA008 DOGB153JA007 DOGB332JA007 DOGBROOJA008 DOGB682JA007 DOGBROOJAO008 D0GB332JA007 DOGB180JA008 DOGB180JA008 DOGBROOJAO008 DOGB152JA008 DOGB332JA007 DOGB1ROJA007 DOGB180JA008 DOGBROOJAO008 DOGB180JA008 DOGB274JA007 DOGB184JA007 DOGB104JA007 DOGB334JA007 DOGB823JA007 DOGB272JA007 DOGB101JA007 DOGBROOJA008
76. 3112 C3113 C3114 C3116 C3700 C3701 C3704 C3705 C3706 C3707 C3708 C3709 C3710 C3711 C3712 C3720 C3721 4000 4001 5101 5102 5103 5104 5105 5106 5107 5109 5110 5113 5114 5115 5117 5118 5121 5123 5124 5131 5132 5133 C5151 C5152 C5153 C5155 C5157 C5159 C5171 C5172 Ei e lt di n OY H A o lt 100P 50V 1000P 50V 1000P 50V 100P 50V 1000P 50V 1000P 50V ECJ1VC1H101K F1H1H102A219 F1H1H102A219 ECJ1VC1H101K F1H1H102A219 F1H1H102A219 e lt qi N N A N N o o lt ECJ1VB1H221K 220 50V ECJ1VB1H561K 560 50V ECJ1VB1H561K 560 50V DOGBROOJA008 0 1 16W F1H1A105A025 1 10V F1H1A105A025 1 10V DOGBROOJAO008 0 1 16W FlH1H470A230 47 50V FlH1H470A230 47 50V FlH1H100A230 10 50V F1H1H100A230 10 50V FlH1H104A783 0 1 50V 1 14105 025 1 10V F2A1C101A234 100 16V F1H1A105A025 1 10V F1H1A105A025 1 10V FlH1H104A783 0 1 50V FlH1H223A219 10 022 50V F2A1V102A154 1000 35V 10 100v 10 1007 1000 35V 220 10V 0 1 50V 0 1 50V 100 25V 100 25V Ed Eri D D NIN AE HB w w F2A1V102A154 AAK221XB Ei p 0 1 50V 0 1 50V 470 35V 470 35V F2A1V471A141 F2A1V471A141 HAM470XB F2A1V471A141 F2A1V471A141 F2A1E1010056 ECAOJAK101XB F1H1H101A230 1 50V F1H1H101A230 F1H1H102A219 9 01 50V 1000 63V 1000 63V D Fh 2
77. 3707 R3708 R3709 R3711 R3712 R3720 R5101 R5103 R5105 R5106 R5107 R5108 R5109 R5110 R5111 R5112 R5113 R5114 R5123 R5126 R5127 R5132 R5133 R5134 R5135 R5136 R5137 R5138 R5139 R5140 R5141 R5146 R5147 R5148 R5149 R5150 R5151 R5152 R5153 R5154 R5173 R5174 R5201 Part No DOGB102JA008 DOGB102JA008 DOGB102JA008 DOGB103JA008 DOGB473JA041 DOGB824JA008 DOGB103JA008 DOGB562JA007 DOGB103JA008 DOGB472JA041 DOGB103JA008 DOGB563JA007 DOAF270JA039 DOGB101JA007 DOGB473JA041 DOGB472JA008 DOGB472JA008 DOGBROOJAO008 DOGB104JA008 DOGB103JA008 DOGB103JA008 DOGB101JA007 DOGB101JA007 DOGB101JA007 DOGB101JA007 DOGB103JA008 DOGBROOJA008 DOGB683JA007 DOGB223JA008 DOGB223JA008 DOGB683JA007 DOGBROOJA008 DOGB683JA007 DOGB683JA007 DOGB473JA008 DOGB473JA008 DOGBROOJAO008 DOGB103JA008 D0C1103JA020 DOGB103JA008 DOGB223JA041 DOGB561JA007 DOGB470JA008 DOGB102JA008 DOGB222JA041 2 2 1 16W DOGB104JA007 100 1 16W ERJ3GEYJ394V 390 1 16W ERJ3GEYJ394V 390 1 16W ERJ3GEYJ1R8V 1 8 1 16W DOC14R7JA020 4 7 1W DOGB102JA008 1 16W DOGB471JA041 470 1 16W DOAF331JA039 330 1 4W DOGB103JA008 10K 1 16W DOGB122JA008 1 2 1 16W 8 2 2 1 4W DOAE2R2JA048 12 2 1 4W DOAE2R2JA048 2 2 1 4W ERJ8GEYJ100V 10 1 8W ERJ8GEYJ100V 10 1 8W ERJ8GEYJ100V 10 1 8W ERJ8GEYJ100V 10 1 8W DOGB102JA008 1 16W DOAF2R2JA039 12 2 1 4W DOGB102JA008 1 16W DOGB102JA008 1 16W DOGB224JA007 220K 1 16W DOGB154
78. 375 SMS 5 W354 E S W376 N lt gt W658 e lt gt W378 a 82284 22 See SS E 2 5 ot amp 2 Z 2 CN3200 W271 C2854 R2282 W501 5 FINTE 3 2 5 X W675 e ws s C2853 42801 A rie 2282 gt pee sd W411 PUR R2510 W406 W595 R2851 5 A R2852 celsis 55 e st e z W349 S 3 2 z D2503 5 R2204 691 gt R2509 77 5507 267 em N lt gt 3720 R2503 c25o3 9 62507 W268 8 2 C2501 gt W258 5 3g R2894 5 S R2502 B m 9 a Q250 ee Ur S W353 W170 W259 o D2814 8 9 g m R2804 R2827 R2826 5 E W575 I W188 23303 9 19 z S a W104 Sil a X S W160 N ES SEE gt w161 EE EE zu Jc 8 ELS IC4000 e alo o F E W253 8 1 3 e NSE S S Gu NN W346 w640 62874 5 z i z z S KNOT SUPPLIED Es gt W130 E w w287 D lt D2874 3 li W108 gt if W603 W211 N Ss SS W419 C2806 5 e 8 8 lt gt W210 5 CN2806 4 2
79. 4 12 18 o 14 32 32 01 32 o 12 ot o 14 31 31 sif o t3 STANDBY oj o o o Jj o f o fj o fj o j o Jj o Jj o f o jf o et 62 e 64 L 18 14 32 4 STANDBY o oe o jJ o __ f f 5 STANDBY o o o os oj SA AK350 USB P C B 15 2 CD Servo P C B Si an STANDBY o 7001 LCD PLAY tej 0 1 48 s2 15 32 32 a6 19 9 L STANDBY se 7001 41 42 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 so CDPLAY o2 24 17 19 1 a2 12 12 16 16 09 14 15 15 o 32 o 8 o 61 62 64 65 6 or
80. 7 2 W5923 gt SGH gn W5922 7 W5906 gt P lt W5909 CN5950 k FP5920 FP5940 3 7A g Bu WE N co CN e e e 51391 318 S Z Sat 5 5 W5930 lO O t a C5955 W5901 gt a HF gt 05952 05950 05953 05951 C5950 D5954 oA D5956 C5960 05965 W5910 FP5950 4 05957 D5955 T5951 SUB TRANSFORMER 0000000 T5950 POWER TRANSFORMER F1 250 T4AL FC1 FC2 Z5950 RL5950 87 F2 250V T2AL FC3 K5971 lt 5918 5913 LO 55950 VOLTAGE SELECTOR PbF 110V 127V 220V 240V 50 60HZ 10 CAUTION RISK OF ELECTRIC SHOCK AC VOLTAGE LINE PLEASE DO NOT TOUCH THIS P C B 11 12 SA AK350GCP SA AK350GCP TRANSFORMER P C B 13 SA AK350GCP 88 SA AK350GCP 21 Illustration of ICs Transistors and Diodes 1 00001121 100P MN6627954MA 100P 000057 44P MNZSFB5KJM1 64 2 000483 100P AN7326K 26 2SB0709AHL B1ABCFO000176 B1ABGCOO00005 B1ADCF000063 B1GBCFJJ0051 B1GDCFNAO001 B1GBCFLL0037 B1GBCFGNO016 B1ADCFO000001 B1GDCFJJ0047 B1BACG000023 B1BCCG000002 BOBAO1 100004 01500003 Cathode BOJAME000119 Ca Cathode A Anode BOADCJ000020 BOBA6R800008 BOBA02400029 02400030 Anode th Ca Cathode BOBAO1900005 C
81. 751 JW6002 IN o 56105 USB PbF 84 11 12 SA AK350GCP PANEL P C B 13 20 4 D Sub Panel P C B amp I USB P C B Side A amp B D SUB PANEL P C B 1316 JW6001 D6462 O LED S6304 O S6305 6303 EXT IN 8 EE 2 VR6491 CD C28 U 56301 56106 6307 W951 56308 56309 STOP DEMO 4 MANUAL EQ SI CE MANUAL EQ MANUAL EQ 85 USB P C B 0101 PbF SIDE A SIDE B R906 jo C904 C912 C911 84 10 USB 11 12 SA AK350GCP SA AK350GCP SUB PANEL USB P C B 13 SA AK350GCP 20 5 E Power P C B POWER REPV0133C Q H5104 Q DES C 0 ye C5171 gt w602 d G lt C5102 D5121 D5122 C5103 W725 W728 C5172 C5701 14 RE 3 R5203 R5201 z W697 5 ee C5204 5 2 E as 51818 Sol N 19 4 HEATSINK 7 5101 22 20 18 8 14 Q 5 B lt gt 05114 E 5 C5321 z 05113 a 8 23 21 19 C5153 co B E 9 E 8 S io gt D 5113 io S q O C5104 E 5 i 5 e Be e N C5123 C5320 VS C5312 C5187 8 5 k mo Wr ZUR Eom 5 5 15102 lt a W633 5 i 15101 8 W614 TIS S o 8 5 2 W644 E 48 sme 1 85151 72
82. 7a035 2 17 80335 emzscevuioiv 100 17168 mei02 pocmiozzao08 x ied IM 336 emz3cevuionv 10 171w me103 pocmiozzao08 m R7339 poGsiozzao08 1 _ 26104 00 1222 008 1 2 17168 m 349 emzscevuiesv 1 _ 26105 pocsiszza008 1 8K i 16M m emzscevsm V 4 7 1 16 m 6106 pocn222zao4i p zk i 16M m 7650 5 6 1 1688 m 07 2022722007 p i1 Jm p 6108 K320i ERgSGEYOROOV R6109 39K 1716 K3703 __ CHIP _ 99 ix 1 16 K3705 __ CHIP me202 pocsiozzao08 _ K 104 emz cevuz71V 2010220008 M 4 0 me204 m _ me205 1 6K 1 160 m 7 206 pocm22zao4i m ____ 10016 6207 1 m fesor FiGiciono83 0 116 me208 __ 39K 1716 c902 riGicionoss 0115 209 22 008 4 7K i 16M m fesos FiGicioinoss 0 116 _ R6302 pocmiozzaoos 1 1716 m c904 __
83. 9 kHz 560 uV m Wow and flutter 0 18 WRMS Audio performance Amplifier Fast forward and rewind time Approx 120 seconds with Input Sensitivity Input Impedance 2007 Matsushita Electric Industrial Co Ltd All n n rights reserved Unauthorized copying distribution is a violation of law SA AK350GCP C 60 cassette tape n DISC SECTION Disc played 8 cm or 12 cm 1 CD Audio CD DA 2 CD R RW CD DA MP3 formatted disc 3 MP3 1 Layer MPEG 2 Layer Bit rate MP3 32 kbps to 320 kbps Sampling frequency MP3 32 kHz 44 1 kHz 48 kHz CD DA 44 1 kHz Decoding 16 bit linear Digital filter 8 fs D A converter MASH 1 bit DAC Pick up Wavelength 780 nm Beam Source Semiconductor laser Audio output Disc Number of channels n USB SECTION Playable USB Storage Media 1 HDD 2 USB MP3 Player Digital audio player 3 USB Thumbdrives Supported audio file format MP3 bit rate USB memory port 2 Stereo FL FR Maximum current 500 mA Bit rate MP3 32 kbps to 320 kbps Sampling frequency MP3 32 kHz 44 1 kHz 48 kHz Audio output MP3 Number of channels 2 channel Frequency response MP3 20 Hz to 20 kHz 0 1 0 dB S N Ratio USB unit out n GENERAL Power supply 85 dB AC 110 to 127 220 to 240 V 50 60Hz Power consumption 110 W Power consumption in standby 0 7 W Approx mode Dimensions W x H x D 250 x 330 x 323 mm Mass 7 1 kg Operating temperatur
84. A NW C5940 7 7 50V1000u 95950 000003 VOLTAGE SELECTOR 92755466 C5920 77 100 B POWER CIRCUIT NN 1 SCHEMATIC DIAGRAM 9 A F2 250V T2AL A T5950 G4CYAYY00135 MAIN TRANSFORMER CN5950 D5956 25 0621 VOLTAGE REGULATOR C5950 35V2200 D5957 BOEAKPO00134 000134 D5958 BOEAKPO000134 D5960 BOBA02400030 z ra PANEL CIRCUIT svsv a H6555 IN sH 4 SCHEMATIC DIAGRAMS wo fH CN5951 RL5950 K6B1AEA00015 Q5954 05966 R5963 1 00007 82 CURRENT LIMITING SWITCH D5967 BOAAFKO000004 05965 BOAAFK000004 Q5950 14 5961 T5951 VOLTAGE REGULATOR 16V220 G4C2AAJ00005 SUB TRANSFORMER D5961 BOAAFKO000004 B1AACFO000064 PCONT SWITCH 29 2 cx A JK5950 AC IN 110V 127V 220V 240V 50Hz 60Hz Q5952 B1GACFJJ0018 SYNCHRONISATION SWITCH D5962 BOAAFKO000004 BOBA6R800008 SA AK350GCP TRANSFORMER CIRCUIT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 79 SA AK350GCP 19 8 1 USB Circuit SCHEMATIC DIAGRAM 12 A A USB RCU IT B SIGNAL LINE USB SIGNAL LINE 951 CODBZYEOO002 VOLTAGE REGULATOR R972 1K
85. AGE LINE PLEASE DO NOT T OUCH THIS P C B T5951 SUB TRANSFORMER JK5950 T5950 POWER TRANSFORMER JW6001 SOLDER SIDE SIDE B SUB PANEL P C B SOLDER SIDE SERVO P C B SOLDER SIDE CN7002 TRAVERSE MOTOR 7301 SPINDLE MOTOR M7302 110 127V 60Hz 220 240V 50Hz Mi USB P C B CN7001 SA AK350GCP LEFT SPEAKERS RIGHT SPEAKERS OPTICAL PICKUP SA AK350GCP 58 17 Block Diagram 17 1 CD Servo Diagram OPTICAL PICKUP SEMICONDUCTOR LASER LASER POWER DRIVE CN7002 CN2801 A B C D E F 9 C 7 ARFFB ARFOUT ARFDC ARFF 50 CMOS B 48 45 46 43 RFOUT RFIN CENV CTRCRS OSCIN VREF RED GREP 7002 BA5948FPE2 44 o RFENV 4 CH DRIVE FOCUS COIL 15 18 E EBENE OUTPUT 9 PORT 25 p INA LEVEL SHIFT 17 27 29 SRVMONO H TRACKING COIL SRVMON1 TRV 14 IN2 di MOTOR TRV 130 7001 SP 12 MN6627954MA TRAVERSE M MOTOR SP DIGITAL SIGNAL PROCESSOR DIGITAL FILTER D A CONVERTER 59 TIMING GENERATOR RF AMPLIFIER 26 AID E REP CONVERTER da 3 IN3 4 28 22 PC LEVEL 9 SHIFT SERVO PROCESSOR STAT MICRO COMPUTER INTERFACE GEN MP3 WMA DECORDER FS CONVERTER FSC DIGITAL FILTER 1bitDAC PWM LOGIC DF MASH ANALOG
86. BOADCJ000020 D971 D1301 D2191 D2241 D2503 D2583 D2603 tO O 10 IO NO NO IO NO NO IO IO NO IO IO IO IO NO NO 10 NO NO 20 10 NO NO NO 20 0 NO 2 Fh 2 5 uui 3 Hi H HIH H H IHIHIHIHIH H Ed zd E ojo 2 0 0 0 2 0 3 38 DIDID MUNI DDD DD 98 ps104 10004 oros 55105 00029 prog 55107 __ 5 rop 55102 10004 Jm 55121 rong 122 prog 55125 _ 00 pong 25126 pros Jm 55130 0025 pong 152 0005 rog 5950 0055 oros psosi 0055 rong 05952 55 oros Jm 25953 mogmmwo00055 pong 25954 mogaxpo00134 ro 5955 mogaxp000134 ron 5956 rong
87. DRAM address Signal 15 AO DRAM address Signal OIP 10 16 Motor O P 0 Serial No connection Motor O P 1 Serial No GND DRA 18 PRAMVSS33 GND DRAM 19 PRAMVDD33 ower Supply Voltage DRAM 22 PRAMVDD15 Supply Voltage 1 6V 21 SPOUT JO jSpindeDrveO P 2 0 Traverse Drive O P 24 TRP 0 Tracking Drive O P sve 25 JO Focusing Drive O P ve 26 _ 881 27 IOVDD2 ie Power Supply Voltage 2 I O DVDD1 1 Power Supply Voltage Built In SRVMONO Monitor 0 connection SRVMON1 Servo Monitor 1 O P No connection 31 Avs2 32 OSCN Oscillating 33 CTRCRS Tracking Cross Comparator Terminal 34 Voltage _____ 35 Tracking Input 1 36 fracking Input Signal2 37 D Focusing Input Signal 4 ___ 38 __ Input 2 39 1 Focusing Input Signal3 ___ 40 i Focusing Input 1 ___ PD 42 D Laser Drive Current s m mmm Connection terminal 4 O jRFEnveopeO P 2 45 0 jJRFSummingAmpO P 4 46 1 47 AVDD2 Analog Power Supply voltage 2 For DSL PLL 48 ARFDC AGC Capacitive Connection Terminal 49 ARFOUT Output 50 ARFFB Feedback Signa
88. E KEY1 IN 0 56303 5 JW6001 TUNER FM Y e 56304 56106 1 8 EXT IN STOP DEMO S6305 Oy 2 2K 32 R6491 S6306 ip 22K a 26108 M EQ C6492 6491 100P 100 HARD 56307 BASS MANUAL FS 1 2 3 56308 A COM B 6 8 M EQ 56309 C VR6491 EVEKE2F3024B VOLUME JOG 1 2 3 4 5 6 7 75 d DECK MECHANISM CIRCUIT DECK CP1902 ON SCHEMATIC DIAGRAM 10 597111121 3 4 5 6 7 8 2 16500 971 CNB13030R2AU PHOTO INTERUPTOR 11 SIGNAL LINE 11 12 12 13 SA AK350GCP SUB PANEL DECK MECHANISM CIRCUIT 13 SA AK350GCP 14 14 SA AK350GCP 19 5 E Power Circuit SCHEMATIC DIAGRAM 8 3 POWER CIRCUIT 8 SIGNALLINE BSIGNALLINE 277 MAIN SIGNAL LINE Q5154 Q5173 2SB0709AHL R5154 Were B BTABCF000176 SWITCH 100 3 D B1ABCF000176 MODE SWITCH R5301 C5301 R 5 6K 0 47 AW Ko N 95 Is O R5302C5303 5 5 6 0 47 AAW o 5 O IP GND P R5303C5304 5 6 047 AAW 0 1 e 9 O P_GND AGND LO e 25206 AGND LOR R5304 5 6 0 47 5 6K AW A AGND C5402 LL R5401 330P A C5437 1000P 96K 5401 AA 0 4 L5401 WH 0081851 0002 227 5436 R5404 5406 al 1000P 047 2 amp 99 A Q R5403 5 ELA S 566 047 5424 582 N LN c to lt 0 47 E N
89. ECK MECHANISM DRAWINGS SA AK350GCP S 13 12 11 10 95 SA AK350GCP 23 3 Packaging ACCESSORIES BAG A1 REMOTE CONTROL A2 AC CORD A3 O I BOOK A4 FM ANTENNA WIRE A5 AM LOOP ANTENNA A6 AC PLUG ADAPTER A1 P2 POLYFOAM A SB AK350PL P3 SA AK350GCP P2 POLYFOAM POLYFOAM A P2 POLYFOAM B SC AK350GCP S PACKAGING DRAWINGS 96 24 Replacement Parts List Notes Important safety notice SA AK350GCP Components identified by mark have special characteristics important for safety Furthermore special parts which have purposes of fire retardent resistors high quality sound capacitors low noise resistors etc are used When replacing any of these components be sure to use only manufacturer s specified parts shown in the parts list parenthesized indications in the Remarks columns specify the areas or colour Refer to the cover page for area or colour Parts without these indications can be used for all areas Warning This product uses a laser diode Refer to caution statements on Precaution of Laser Diode Capacitor values are in microfarads pF unless specified otherwise Pico farads pF Farads Resistance values are in ohms unless specified otherwise 1 1 000 OHM marking RTL indicates that the Retention Time is limited for this items After the discontinuation of this assembly in production the item will continue t
90. I3GEOROOV CHIP JUMPER m 597 1 CHIP JUMPER m _ mzscevomO0v CHIP _ W599 erecevoroov JUMPER ers3cevoroov CHIP JUMPER m _ meoi 0 _ ___ meos 0 JUMPERS ers3cevoroov CHIP JUMPER m meos emzscevomo0v JUMPER _ meos __ JUMPERS meo 0 CHIP JUMPERS meos 0 CHIP JUMPER m _ meos ___ m _ meio Emzscevomoov meii 0 JUMPERS 612 EmzecEYOROOV CHIP JUMPER meis ___ JUMPER m _ meia _ emz cevomO0v JUMPER meis 0 _ Weis 0 CHIP JUMPER mei __ JUMPER m _ meis ___ JUMPERS Weis _ Emz3cEYOROOV CHIP JUMPER m 1 CHIP JUMPER m _ w621 0 JUMPER _ 622 emsscevomO0v CHIP w623 _ CHIP JUMPER m w624 0 JUMPER m _ w625 ___ _ w626
91. IP JUMPERS mess emzecevonO0v CHIP mess 0 JUMPER 0 CHIP JUMPERS mesi _ emz cevono0v Weca 0 CHIP JUMPER mecs erecevoroov CHIP JUMPER m _ ___ JUMPERS mecs _ emzecevonoov m Wee 0 CHIP JUMPER m _ erecevoroov JUMPER IM _ eco mzscevonOOv emz cevonO0v CHIP JUMPERS DOGDROOJAO17 CHIP JUMPER m ___ m _ ___ CHIP JUMPER _ ___ JUMPERS Emz cEYOROOV CHIP JUMPER m erecevoroov JUMPER IM _ me mz cevono0v CHIP JUMPERS 0 JUMPERS 0 CHIP JUMPER m ___ JUMPER m meso ___ _ mesi ___ CHIP _ 2 _ 1 CHIP JUMPER m wesa ___ CHIP JUMPER m _ ___ 17 CHIP JUMPERS ___ _ 1 CHIP JUMPER m _ hia emzscevo
92. ISC 5 DISC 3 DISC 4 TOC READ TOC READ TOC READ DISC 5 DISC 3 DISC 4 UNLOAD UNLOAD UNLOAD AGING MODE 3 a COUNTER INCREAMENT WAIT 500ms DISC 1 TOC READ DISC 1 PLAY DISC 1 PLAY ALL OPEN WAIT 500 DISC 1 PLAY ALL CLOSE DISC 1 STOP DISC 1 UNLOAD PLAY CHANGE OPEN mode aging 1 cycle CHANGE while PLAY 5 AGING MODE 3 b DISC SLOAD DISC 3LOAD DISC 4 LOAD ALL CLOSE WAIT 500 COUNTER COUNTER COUNTER ALL CLOSE INCREAMENT INCREAMENT INCREAMENT DISC 1 LOAD DL WAIT 500ms WAIT 500ms COUNTER INCREAMENT DISC 5 TOC READ DISC 3 DISC 4 DISC 1 TOC READ DISC 5 PLAY DISC 3 DISC 4 ALL OPEN UNLOAD UNLOAD UNLOAD WAIT 500ms DISC 5 PLAY ALL CLOSE DISC S STOP DISC 5 UNLOAD Mode 3 PLAY CHANGE OPEN mode aging 1 cycle CHANGE while PLAY 3 ALL OPEN DISC SLOAD DISC 3LOAD ALL OPEN ALL CLOSE WAIT 500ms COUNTER COUNTER INCREAMENT INCREAMENT DISC 1 LOAD AGING MODE 3 c DISC 4 LOAD COUNTER INCREAMENT WAIT 500ms ALL CLOSE IT 500ms WAIT 500ms COUNTER INCREAMENT DISC 3 TOC READ DISC 5 WAIT 500 5 TOC READ DISC 3 PLAY DISC 1 TOC READ DISC 5 DISC 3 PLAY UNLOAD ALL OPEN DISC 1 UNLOAD DISC 4 TOC READ DISC 4 UNLOAD IT 500ms DISC 3 PLAY ALL CLOSE DISC 3 STOP DISC 3 UNLOAD 21 DISC 2LOAD COUNTER INCREAMENT WAIT 500ms DISC 2 TOC READ DISC 2 UNLOAD DISC 2LOAD COUNTER INCREAMENT WAIT 500ms DISC 2 TOC READ DISC 2 UNLOAD DISC 2LOAD COUN
93. JA007 150 1 16W Part Name amp Description 1K 1 16W 1K 1 16W 1K 1 16W 10K 1 16W 47K 1 16W 820K 1 16W 10K 1 16W 5 6K 1 16W 10K 1 16W 4 7K 1 16W 10K 1 16W 56K 1 16W 27 1 4W 100 1 16W 47K 1 16W 4 7K 1 16W 4 7K 1 16W 0 1 16W 100K 1 16W 10K 1 16W 10K 1 16W 100 1 16W 100 1 16W 100 1 16W 100 1 16W 10K 1 16W 0 1 16W 68K 1 16W 22K 1 16W 22K 1 16W 68K 1 16W 0 1 16W 68K 1 16W 68K 1 16W 47K 1 16W 47K 1 16W 0 1 16W 10K 1 16W 10K 1W 10K 1 16W 22K 1 16W 560 1 16W 47 1 16W 1K 1 16W Q o lt o zi DOGB101JA007 DOGB101JA007 DOGB102JA008 100 1 16W 100 1 16W 1K 1 16W Q K o lt o zi N Jj e A DOGB102JA008 1 1 16W SA AK350GCP 25202 8 100 1716 poGma23noi 0 ms203 __ 10K 17161 m 6492 poGsizsuao08 12 1 16 25204 100K 1716 R6493 __ Box 1 16 1 _ ms205 pocmio4za007 100K 1 16 __ 1716 ms206 pocmioszao07 1716 _ Resor poGsseiznoo7 560 1 16 _ ms207 pocnes2 a008 6 8K 1 7168 m 6502 1 _ ms209 pocmiooza007 10 1716 IM poGsssozao7 33 m _ ms210 pocmiziza007
94. LAY driving position and hence does not drive playing tray to STOCK position 23 For CD unit For Traverse Press STOP M on main unit for next error For CD unit For Traverse Press STOP on main unit for next error For CD changer unit CRS1 Press SINGLE CHANGE on main unit for next error For CD changer unit CRS1 Press SINGLE CHANGE on main unit for next error SA AK350GCP Diagnosis Contents Description of error Automatic FL Display Remarks For CD changer unit CRS1 Press SINGLE CHANGE on main unit for next error ISTK Drive rack gear The tray drive rack does not assembly abnormal to STOCK position Tray does not move to STOCK position IPLY Drive rack gear The tray drive rack does not assembly abnormal move to PLAY position Tray does not move to PLAY position ITOP UD assembly UD Rack does not move to front direction This lead to UD base not raise to top position IUDS UD assembly After TOP SW is detected UD rack does not move into tray 1 position Cam gear gear Cam gear does not move to assembly abnormal HOME position under following conditions 1 After tray is load to PLAY position 2 After tray is unload to STOCK position HOME LOAD Tray drive assembly Tray unit does not move abnormal from STOCK to PLAY position UNLD Tray drive assembly unit does not move abnormal from PLAY to STOCK positio
95. LINE MAIN CIRCUIT m R2285 JOE E 9866 wess m HBAS LED USB IRQ D2811 BOADCJ000020 BOTTOM_SW TO MAIN SECTION 1 4 MDATA R2826 Te N n4 R2827 ayy 47k USB SDA POD TXD USB SDA TXD DVREF TO MAIN SECTION 4 4 R2828 44 47k IDCDET wess 9 8 818 TO TUNER PACK 4 2871 o M o J3CCBB000009 9 a zz E EPROM IC E W626 S NOT SUPPLIED R OUT 8 E3 gt 0 tr cc ven CN3601 W599 e 5 o K 0 e 5 i mio e ng 78477476 70 66165 CD RESET wes d 23553 cose sw 4 5 ult 2 E muy a E w636 662 22 OPNSW R2835 4100 ae E BEE I 9 C2676 cocw 29995 d IDCDET MU c R2837 44 100 DOW BAAga PONT R2838 44100 81 CD RST 87 PLAY SW 83 OPEN SW XM DAC 5 44 CH R2840 100 a 8 PLUNGER 50 STANDBY DAT 1 L 89 REG IC2801 49 PCONT EE CLK 42 VOL_JOG C2CBYYOOO483 44 87 D PORT PCONT MICROPROCESSOR CD SERVO KEYS 97 DECK MUTE LL M R2842444 100
96. ORDER NO MD0704047CE Service Manual CD Stereo System ISE SA AK350GCP Colour 5 Silver Type DIGITAL AUDIO Remote SB AK350 SB AK350 Notes This model s CD mechanism changer unit is CRS1 Please refer to the original Service Manual Order No 00509368 0 for this mechanism Specifications n AMPLIFIER SECTION Aux 250 mV 14 7 RMS output power Music Port input jack THD 10 both channels driven Terminal Stereo 3 5 mm jack 1 kHz Sensitivity 100 mV 4 7 Low channel 112 5 W per channel 3 Phone jack 10 kHz Terminal Stereo 3 5 mm jack High channel 112 5 W per channel 3 Mic jack Total Bi Amp power 450 W Terminal Mono 3 5 mm jack n FM AM TUNER TERMINALS SECTION Sensitivity 0 7 mV 680 O Preset station FM 20 stations n CASSETTE DECK SECTION AM 15 stations Track system 4 track 2 channel Frequency Modulation FM Heads Frequency range Record playback Solid permalloy head 87 50 to 108 00 MHz 50 kHz steps Erasure Double gap ferrite head Sensitivity 4 0 uV Motor DC servo motor S N 26 dB 2 2 Recording system AC bias 100 kHz Antenna terminal s 75 unbalanced Erasing system AC erase 100 kHz Amplitude Modulation AM Tape speed 4 8 cm s Frequency range 522 to 1629 kHz 9 kHz step Overall frequency response 3 6 dB at DECK OUT 520 to 1630 kHz 10 kHz step NORMAL 35 Hz to 14 kHz Sensitivity S N ratio 50 dB A weighted S N 20 dB at 99
97. Part Name amp Description 3 3K 1 16W 0 1 16W 4 7K 1 16W 4 7K 1 16W 820 1 16W 0 1 16W 100K 1 16W 0 1 16W 0 1 16W 0 1 16W 15K 1 16W 470 1 16W 10K 1 16W 100K 1 16W 56K 1 16W 2 2K 1 16W 10K 1 16W 100K 1 16W 0 1 16W 8 2K 1 16W 10K 1 16W 15K 1 16W 3 3K 1 16W 0 1 16W 6 8K 1 16W 0 1 16W 3 3K 1 16W 18 1 16W 18 1 16W 0 1 16W 1 5K 1 16W 3 3K 1 16W 1 1 16W 18 1 16W 0 1 16W 18 1 16W 270K 1 16W 180K 1 16W 100K 1 16W 15K 1 16W 470 1 16W 10K 1 16W 100K 1 16W 56K 1 16W 2 2K 1 16W 10K 1 16W 100K 1 16W 0 1 16W 8 2K 1 16W 10K 1 16W 15K 1 16W 3 3K 1 16W 0 1 16W 6 8K 1 16W 0 1 16W 3 3K 1 16W 18 1 16W 18 1 16W 0 1 16W 1 5K 1 16W 3 3K 1 16W 1 1 16W 18 1 16W 0 1 16W 18 1 16W 270K 1 16W 180K 1 16W 100K 1 16W 330K 1 16W 82K 1 16W 2 7K 1 16W Ho A p 2 zi m2507 _ 509 1047007 100 17160 masos 1 1716 m masos pocmseisaoo 560 17168 m2sio por2217a039 220 i AW masii 560 100 17168 __ s30k 1 46 85 p0c3347a007 1 160 masse 009 1227 008 1 2K 1 160 m R2587 posiz2sa008 1 2K 1 160 R2672 ik 17168 Jm R2673 6 17168 0 R2674 oogea73ga04i 7k 1716 SSCs 2676 posemoosao
98. TANDBY 2 TO STANDBY ____ POWER CD 33V cater ____ CIRCUIT 5V 633v 7 CN5103 5V IN SCHEMATIC DIAGRAM 9 a C2753 0 1 UP BEND FL GND gt P GND CN2808 IRESET PEET ONUSS ee BUSY SOFTWARE 28 WRITING heo E LEA gt 2225 USB SDA TXD Cada s tx 23 24 25 26 SA AK350GCP MAIN CIRCUIT 27 28 SA AK350GCP SA AK350GCP 19 3 C Panel Circuit SCHEMATIC DIAGRAM 6 PANEL CIRCUIT B SIGNALLINE 2 MAIN SIGNALLINE 0 MIC SIGNALLINE 0020 AUX SIGNAL LINE SUB PANEL CIRCUIT JW6001 IN SCHEMATIC DIAGRAM 7 TRANSFORMER CIRCUIT CN5951 IN SCHEMATIC DIAGRAM 11 a zio S15 2 m lola D6301 99 8 o CND2 SYS6V 000005 oc 535 Lene conr PCONT 538 PSYNC SYNC lt W907 PCONT 5 gt a e iin a 5 56201 0 gt gt P 7 KEY1 01 ax PUB H BASS LED 9 KEYS 96202 gQ H BASS LED 9 9 1 59 mx oS FL CS ses J FL6602 S MAIN CIRCUIT CD3 SN 28000000172 VJOG A CN2806 56204 FL DISPLAY VOLLED 7 VOL TED SCHEMATIC Cb4 MOT12V DIAGRAM 5 On lt MOT12V 56205 7 pap CDS Sx PA lt 6206 Oa 21 27 gt PA IN L 26200 716 2 1 pot
99. TER INCREAMENT WAIT 500ms DISC 2 TOC READ DISC 2 UNLOAD WAIT 500ms To AGING MODE 3 b WAIT SOOms To AGING MODE 3 c WAIT 500 5 To AGING MODE 3 d SA AK350GCP SA AK350GCP PLAY CHANGE OPEN mode aging 1 cycle CHANGE while PLAY 4 ALL OPEN ALL CLOSE WAIT 500ms COUNTER COUNTER COUNTER COUNTER INCREAMENT INCREAMENT INCREAMENT INCREAMENT To AGING MODE 3 e DISC 1 LOAD ALL CLOSE WAIT 500ms WAIT 500ms WAIT S00ms WAIT 5005 COUNTER INCREAMENT DISC 4 TOC READ DISC 5 DISC 3 DISC 2 TOC READ TOC READ TOC READ DISC 4 PLAY DISC 1 TOC READ DISC 5 DISC 3 DISC 2 UNLOAD UNLOAD UNLOAD DISC 1 NCC WAIT 500ms DISC 4 PLAY ALL CLOSE DISC 4 STOP DISC 3 UNLOAD Mode 3 PLAY CHANGE OPEN mode aging 1 cycle CHANGE while PLAY 2 ALL OPEN DISC 5LOAD DISC 3LOAD DISC 4LOAD WAIT 500 ALL OPEN ALL CLOSE WAIT 500ms COUNTER COUNTER COUNTER COUNTER INCREAMENT INCREAMENT INCREAMENT To AGING MODE 3 a DISC 1 LOAD COUNTER INCREAMENT DISC 2 TOC READ DISC 5 DISC 3 DISC 4 WAIT 500 TOC READ TOC READ TOC READ DISC 2 PLAY DISC 1 TOC READ DISC 5 DISC 3 DISC 4 DISC 2 PLAY UNLOAD UNLOAD UNLOAD ALL OPEN ME WAIT 500ms DISC 2 PLAY ALL CLOSE DISC 2STOP DISC 2 UNLOAD AGING MODE 3 9 4 Error code Table Display Self Diagnosis Function refer Section 9 2 provides information on any problems occuring for the unit and its respective components by displaying the error codes These error code such as U H a
100. a Cathode A Anode 000125 00064 25 3940 B1GACFGAO0002 BOJAMEO001 14 Cathode 89 000244 8P CODBZYE00002 8P B1GDCFGHO0002 KRC101STA 2600018 Cathode A 000055 BOEAKP0001 34 BOAAFKO000004 BOEAKMO001 17 BOJAME000025 C1AA00000612 COCBAHGO001 1 COJBAB000011 14P C1BA00000487 24P 1 000014 B1ACKDOO00006 B1ABCFO00001 1 B1GBCFGH0001 B1GDCFJJ0002 BOBC5R600003 5 000004 Anode Ca gt o Cathode MS Cathode TA Anode B3AAAO0000583 MA2C16500E 0000302 Cathode Anode Cathode Ta A 0 Anode 000005 Anode SA AK350GCP 22 Terminal Function of IC s 22 1 7001 MN6627954MA Servo Processor Digital Signal Processor Digital filter and D A Converter 10 Function Af 0 DRAM address signal O P 11 249 JO DRAM address signal O P 9 3 ___ 0 DRAM address signal 8 4 address signal 7 5 0 DRAM address signal O P 0 DRAM address signal O P 5 744 JO address signal 8 0 Write Enable Signal DRAM 9 NCAS 0 DRAM CAS Control Signal 10 0 Control Signa 11 JO DRAM address Signal O P 3 122 2 0 DRAM address Signal O P 2 43 1 0 DRAM address Signal O P 1 14 40 0
101. bled device not included It is not recommended to use a USB extension cable The device connected via the cable will not be recognised by It is not recommended to use USB extension cable The USB device is not recognised by this unit I IR 1 Reduce the volume and connect the USB mass storage 2 Press USB to start play Action Press USB Press again to resume play Press m CLEAR RESUME is displayed The position is memorized Press USB to resume Press CLEAR again to clear the position Press 4 V REW or gt A FF Press ALBUM 2 in the play mode Press ALBUM 2 or once and then the numeric buttons in the stop mode SA AK350GCP SA AK350GCP Recording a mass storage class device 1 Press V REW or gt i FF to select the desired track for recording 2 Press REC on the main unit to start recording Compatible devices Devices which are defined as USB mass storage class USB devices that support bulk only transfer USB devices that support USB 2 0 full speed Supported format Files must have the extension mp3 or MP3 Note CBI Control Bulk Interrupt is not supported A device using NTFS file system is not supported Only FAT 16 32 File Allocation Table 16 32 file system is supported Depending on the sector size some files may not work
102. cking Operation of Individual Parts of Deck Mechanism eo M dp RUE ds 48 13 1 Operation Check with Cassette Tape 48 13 2 Operation Check without Cassette Tape 48 14 Measurement And Adjustments 50 14 1 Cassette Deck SECON ss iirrainn 50 15 Voltage Waveform Chart 8 52 1921 USB PG doped dede eR ege pane 52 19 2 D cervo 92 15 3 Deck P C B amp Deck Mechanism P C B 53 15 4 54 To Pane R Bevor 54 15 6 Power P C B amp Transformer P C B 55 15 2 Waveform eiaei 96 16 Wiring Connection Diagram gt 22 2 57 17 Block Diagram 59 SA AK350GCP CEN rag Dlagr ani nen ME 99 17 2 Deck Deck Mechanism Diagram 60 61 63 17 2 64 17 6 USB Transformer Diagram 65 18 Notes Of Schematic Diagram 67 19 Schematic Diagram eio eer Hee eae 69 CD Servo
103. d range Standard Range 16 3mV 1MQ Electrical Voltmeter Fig 12 14 1 6 Bias Frequency Check 1 Connect a digital frequency counter Fig 13 2 Set the function to TAPE position 3 Insert a normal blank cassette tape QZZCRA and press REC mode on main unit 4 Check that the output frequency is within the standard range Standard Value 98 8 kHz UNIT Digital frequency counter Fig 13 51 SA AK350GCP 15 Voltage and Waveform Chart Note Circuit voltage and waveform described herein shall be regarded as reference information when probing defect point because it may differ from an actual measuring value due to difference of Measuring instrument and its measuring condition and product itself 15 1 USB P C B No 12900 NODE __2 3 4 5 s p s 9 J t J t 12 1 44 15 16 7 18 19 CD PLAY Sp STANDBY oj o o o os o oe oo o j o o o o o j o o o o 2 _ _ 14 14 13 13 13 13 13 13 13 13 13 13 1371 45 __21 22 23 Ex uere qst sp sel sn posco CDPLAY 33 33 33 3 33 14 STANDBY 0 Eo Lot oo o or 01 9 1 9 9 IC900 41 42 43 44 4e 47 48 49 50 51 52 53 54 55 56 57 58 55 60 CD PLAY 1
104. e servicing To assemble the unit reverse the steps shown in the chart as below Top Cabinet CD Changer Front Panel Rear Panel Unit Unit CD Servo Transformer Main P C B ae a USB P C B Power P C B Deck Mechanism P C B SA AK350GCP 10 3 Main Parts Location Panel P C B CD Servo P C B CD Loading P C B Tact Switch P C B USB P C B Volume Knob Deck Mechanism P C B Power P C B Deck 30 10 4 Disassembly of Top Cabinet Step 1 Remove 3 screws on both sides on top cabinet Step 2 Remove 5 screws at the rear Step 3 Lift the sides of top cabinet outwards Step 4 Push the top cabinet backwards to release catches Step 5 Remove top cabinet 10 5 Disassembly of CD Changer Unit CRS1 Follow the Step 1 Step 5 of Item 10 4 Step 1 Remove 1 screw at rear panel d St 1 b 9 8 Qro 000 Step 2 Detach the FFC cables at connectors CN2801 amp CN2805 on Main P C B Step 3 Release the claws outwards on both ends 31 Step 3 SA AK350GCP Catches Step 4 Top cabinet 5 Step 3 2 10 gt Voltage Selector Step 1 Step 2 x5 SA AK350GCP Step 4 Lift the CD changer unit upwards to remove it Disassembly of Mecha Chassis Step 5 Q
105. e In doctor mode eject function For deck 1 Press 0 button on remote control 1 2 FL Display Test check the FL In doctor mode segments display 1 Press DIMMER button on remote control segments Will light up and EQ HBASS USB XM PGM MP3 WMA 3 ATR LED will blink at 0 5 RDS PTY S90 second interval Qi php p PAY Cold Start To activate cold start In doctor mode upon next AC power up 1 Press 4 button on remote control To exit press ENTER button on remote control or POWER button on main unit Clock Setting indicate that a clock In doctor mode Check time was set properly 1 Press MUTING button on remote control 9 2 1 Checksum ROM Correction Purpose To check for microprocessor firmware version and EEPROM checksum ROM correction 19 SA AK350GCP Below are the procedures for this mode Step 1 Enter into Doctor mode for more information refer to section 9 2 on the key operation to enter into this mode Step 2 Check for firmware version and EEPROM checksum By pressing STOP button on main unit followed by 4 and 7 on remote control When entering into DOCTOR MODE the firmware version and checksum data of EEPROM if applicable will appear on FL display Below is the information on the EEPROM IC ROM correction under 3 possible situations 1 In the case that the co
106. e range 5 to 35 C Operating humidity range n SYSTEM SC AK350 GCP 5 to 90 RH no condensation Music center SA AK350 GCP Speakers SB AK350 PL For Information on speaker system plesae refer to the original Service Manual Order No MD0704046CE for SB AK350PL S Notes 1 Specifications are subject to change without notice Mass and dimensions are approximate 2 Total harmonic distortion is measured by the digital spectrum analyzer A WARNING This service information is designed for experienced repair technicians only and is not designed for use by the general public It does not contain warnings or cautions to advise non technical individuals of potential dangers in attempting to service a product Products powered by electricity should be serviced or repaired only by experienced professional technicians Any attempt to service or repair the product or products dealt with in this service information by anyone else could result in serious injury or death CONTENTS Page 1 Safety PRECAUTIONS s 4 tI General GUIdeliiBs 4 4 1 3 Before repair and 4 UE Protection Circuitry repa 4 Safety Part Information sisien esnerik 5 2 Prevention of Electro Static Discharge ESD to Electrostatically Sensitive ES Devices
107. e variable resistor for laser power adjustment It is pre adjusted during production time Lens Do not touch Flexible board Handle it carefully Short land 27 CN No Pin 8 GND No Pin 4 Pin LD Variable resistor Do not turn Grounding for electrostatic breakdown prevention 1 Human body grounding Use the anti static wrist strap to discharge the static electricity from your body 2 Work table grounding Put a conductive material sheet or steel sheet on the area where the traverse deck optical pickup is place and ground the sheet Caution The static electricity of your clothes will not be grounded through the wrist strap So take care not to let your clothes touch the traverse deck optical pickup Caution when replacing the Traverse Deck The traverse deck has a short point shorted with solder to protect the laser diode against electrostatics breakdown Be sure to remove the solder from the short point before making connections SA AK350GCP Wrist strap Anti static bracelet 1 Iron plate or some metals to conduct electricity SA AK350GCP 4 Precaution of Laser Diode Caution This product utilizes a laser diode with the unit turned ON invisible laser radiation is emitted from the pick up lens Wavelength 780 nm Maximum output radiation power from pick up 100 uW VDE Laser radiation from pick up unit is safety level but be sure the followings 1
108. el with 0 15uF capacitor between each exposed metallic part on the set and a good earth ground such as a water pipe as shown in Figure 1 3 Use an AC voltmeter with 1000 ohms volt or more sensitivity to measure the potential across the resistor 4 Check each exposed metallic part and measure the voltage at each point 5 Reverse the AC plug in the AC outlet and repeat each of the above measurements 6 The potential at any point should not exceed 0 75 volts RMS A leakage current tester Simpson Model 229 or equivalent may be used to make the hot checks leakage current must not exceed 1 2 milliamp Should the measurement is out of the limits specified there is a possibility of a shock hazard and the equipment should be repaired and rechecked before it is returned to the customer Hot Check Circuit AC VOLTMETER TO APPLIANCES COLD EXPOSED WATER PIPE METAL PARTS 15000 10W LJ EARTH GROUND Fig 1 1 2 Before Use Be sure to disconnect the mains cord before adjusting the voltage selector Use a minus screwdriver to set the voltage selector on the rear panel to the voltage setting for the area in which the unit will be used If the power supply in your area is 110V or 120V set to the 127V position Note that this unit will be seriously damaged if this setting is not made correctly There is no voltage selector for some countries the correct voltage is already set 1 3 Before repair and adjustment Di
109. etting Refer to the section 9 2 for more information Tape Eject Test Refer to the section 9 2 for more information All segment display for the FL Refer to the section 9 2 for more information CRS1 Inspection Refer to the section 9 2 for more information CD To Tape recording Inspection FM Tuning check 1 Select mode Ensure no tape is inserted 2 Press and hold STOP for seconds follow To exit press POWER button on main unit or remote control 17 SA AK350GCP To enter into Doctor Doctor Mode Mode for checking of various items and displaying checksum and software version FL Display sequence Display 1 2 CD Test Mode reliability of changer unit CD Auto Adjustment To check the CD auto adjustment result FLOCK CLVS FLOCK Focus Lock TLOCK Traverse Lock CLVS Constant Linear Velocity Speed determine the reliability of CD Changer Unit For more information refer to section 9 3 CD Changer Reliability Test CRS1 To enter into checking the FL Display In any mode 1 Press STOP M button on main unit follow by 4 and 7 on remote control 1 All segments will light up for 1 second Display 1 To exit press ENTER button on remote control POWER button on main uw oH M unit Opecon Version EEPROM Checksum if app
110. for safety These parts are marked by the Schematic Diagrams 4 Replacement Parts List It is essential that these critical parts should be replaced with manufacturer s specified parts to prevent shock fire or other hazards Do not modify the original design without permission of manufacturer Table 1 156001 GOB9RSKO001 CHOKECOL A 1 4602 GOB9RSK0001 CHOKECOL 15603 X GOB9RSK0001 A ___ 4604 GOB9RSK0001 5050 7 003 SW VOLTAGE SELECTOR 17550 0135 TRANSFORMER A T6951 G4C2AAJ0000 SUB TRANSFORMER A 25950 ERZVIOVS11CS ZENER 8550 015 POWERRELAY 540284403 FUSE F2 K8D20BLA033 04 520 50 0240000 FUSE PROTECTOR 540 507022004 FUSE FP8950 7 50402400255 FUSE PROTECTOR _______ 95 2 2800041 2 2 2 06 ACCORD 690 10063 A 360 RAEO165AM TRAVERSE UNT gt 2 Prevention of Electro Static Discharge ESD to Electrostatically Sensitive ES Devices Some semiconductor solid state devices can be damaged easily by
111. from the following index when checks or replacement are required 4 Refer to the Parts No on the page of Parts Location and Replacement Parts List Section 24 if necessary Caution After replacing of CD Changer Unit ageing test is necessary Please confirm operation for CD Changer Unit Below is the list of disassembly sections Disassembly of Top Cabinet Disassembly of Rear Panel Disassembly of CD Changer Unit CRS1 Disassembly of Main P C B Disassembly of Transformer P C B Disassembly of Power P C B Disassembly of Front Panel Unit Disassembly of Panel P C B Disassembly of USB P C B Disassembly of Tact Switch P C B Disassembly of Deck Mechanism Unit Disassembly for Deck P C B Disassembly of Traverse Unit Disassembly of Deck Mechanism Disassembly of Deck Mechanism P C B Disassembly cassette lid Rectification for tape jam problem CAUTION NOTE Please use original screws and at correct locations Below shown is part no of different screws types used 2f SA AK350GCP Screw Part No Type 9 RHD30007 1SJ RHD30119 S XTW3 12TFJ RHD30111 3 XTW3 10TFC RHD26046 L XTWS3 6TFJ XTV3 10GFJ M XTW2 5LFJ XTW26 10SFJ RHD26022 1 XYC2 JF17FJ 28 SA AK350GCP 10 2 Disassembly flow chart The following chart is the procedure for disassembling the casing and inside parts for internal inspection when carrying out th
112. l 51 ARFIN Audio RF Signal 90 Mark WO funcion 52 DSLF LoopFilter Terminal DSL 53 IREF 1 7 m Phase Compare Speed Compare 56 OUTL 0 Audio O P LCH 57 AVSS1 GND ER o Power Supply Voltage 1 59 ___ 0 Audio O P RCH 60 DVSS3 GND3 Digital Circuit 61 NSRVMONON 0 5 Motor O P Enabling 62 0 Expansion O P Poto 63 0 Expansion O PPort1 64 2 0 Expansion O P Pot2 65 FLAG Flag Signal O P No connection TX Digital Audio Interface O P signal 67 MCLK Micro Computer Command Clock 68 Mico ComputerData __ P 8 Status Signal 71 0 jSubcodeBlkClock 72 NRST 0 131 Reset 73 DQSYTXT Pack Signal O P for CD Text data No connection 74 SMCK Micro Computer Clock O P No connection IOCNT Serial data Synchronous O P No connection a Power Supply Voltage 1 5V T Power Supply Voltage 1 For 78 Dvss2 GND2 For Digital Circuit _ 79 NTEST2 Test Mode Setting ON H 80 0 Crystal Oscillating Circuit 81 x Oscillating Circuit 82 NTEST Mode Setting ON H 85
113. licable 2 The Check Sum of EEPROM and firmware version will be display Display 2 ROM correction Firmware version No In any mode 1 Select CD IM for CD mode 2 Press and hold STOP button for seconds follow by FF To exit press POWER main unit or remote control button on In CD Test Mode 1 Press 0 button on the remote control To exit press 0 1 POWER main unit or remote control A Self adjustment result CLVS 1 NG OK TLOCK I NG OK FLOCK NG O OK button on In Self Diagnostic Mode 1 Select CD M for CD mode 2 Press button To exit press I POWER main unit The tray will return to PLAY position and then power off button on 18 SA AK350GCP dem FL Display Key Operation Front Key SRVC TRV To unlock the traverse Display 1 In TAPE mode unit for service 1 With no cassette tape inserted FL Display sequence Display 1 2 2 Press STOP M button on main unit 3 Press SINGLE CHANGE on main unit To exit press O l POWER button on main unit Display 2 Open Close Test To check the function In doctor mode operation of changer unit 1 Press DISC on remote control SA D 3 To exit press ENTER button on remote control or POWER button on main unit Tape Eject Test To check on the tap
114. lt P 1 470 Q2311 0 A 6616516463625 1150149 TE C2112 1 zi 2803 R2312 R2355C2342 C2212 1 38323555 1 00001121 10k 270K 1 2 21221 41 Om AUDIO SOUND PROCESSOR C2222 11 2278 nad 42 L OUT C2132 11 4 IN R2 1 IN L1 41 NC gt 22321 L3 21 40 DATA 6 IN R3 IN L 39 CLK ROUT 67 gt C2152 1 C2401 EZ IN L4 IC2803 66 gt 2252 1 C2402 10 22 15K 2225 IN R4 32 MID R2 T OUT R 35 IN IN L5 12 IN R6 31 MID R1 Bass R2 64 2272 0 056 13 GND 30 IRER BASS R1 63222711 0 15 10000 e A M C2242 1 L4 LU 1 W619 0 ls I Q2142 02242 000005 R2249 W691 25 B1ABCFO000176 0 AGC CONTROL SWITCH R214 QR3105 QR3106 0 02241 KRC101STA W579 NS SWITCH cS 0 ole WO e Nm Ox R2247 gt R2248 OT 91600 100k 6 8 E W590 QR3105 0 eT E x Beck noa a BR vorov e i DECK AD J RS PB 2 R2112 25 Q2341 Q2441 00005 HEADPHONE MUTING R2341 18 R2352 18 R2584 330k H E ai 5 18 1 18 BS c2 UL E So LE B1ABCF000176 2502 R2444 R2443 _ 7 wee 333v LEVEL METER ACT MCCC CN2803 __
115. lt gt lt 9 NANA 319 Torr S O ON 1 4 ma L Deck Power 46 SA AK350GCP 12 4 Checking and Repairing of Power P C B 1 Remove Top cabinet 6 Connect Panel P C B CRS1 Remove 3 screws on L R side Transformer P C B amp Fan Remove 5 screws on rear panel Connect 2P cable fan to CN2810 Remove top cabinet Connect FFC cable to CN2801 Connect FFC cable to CN2805 Connect FFC cable to CN5950 2 Remove Rear Panel Remove 8 screws Detach cable at CN2810 fan Power P C B Main P C B 3 Disassemble CD changer unit Front Panel Unit Remove 1 screw at rear panel Release 2 claws at L amp R 4 Disassemble Main P C B Detach FFC cables CN2803 CN2806 amp CN3200 5 Disassemble Power P C B Detach cable at CN5950 5 2 Transformer 47 SA AK350GCP 13 Procedure for Checking Operation of Individual Parts of Deck Mechanism Unit 13 1 Operation Check with Cassette Tape 1 Pull up the EJECT lever using a rubber band Fig 6 2 Supply DC5V to MOTOR MOTOR rotates Fig 5 3 Insert a cassette tape to the unit 4 Supply DC9V to the plunger and turn the power ON and OFF gt Power PL Fig 5 a FWD PLAY Supply the plunger power in a flash ON approx 5msec b FWD FF S
116. mo0v m _ DOGBROOJAO08 CHIP JUMPER _ 0 JUMPER CHIP JUMPER wisi _ emzecevomOOv JUMPER _ emz cvOmO0v _ 1 CHIP JUMPER _ Emz cEYOROOV CHIP JUMPER m _ Woos 0 _ erecevoroov _ Woo erecevoroov CHIP JUMPER erecevoroov JUMPER _ Woos erecevoroov _ Woio erecevoroov m Emz cEYOROOV CHIP JUMPER m _ Wois erecevoroov JUMPER _ erecevoroov Wois 0 _ mz cEYOROOV CHIP JUMPER m Wozs erecevoroov JUMPER _ Woze 0 Wiooo __ JUMPERS Wiooi erecevoroov CHIP JUMPER 1002 0 CHIP JUMPER _ wioos CHIP JUMPERS __ JUMPER m _ Wioos 0 CHIP JUMPER _ Wioos emzscevomoov _ wioii 0 _ 2012 __ JUMPzR
117. n 24 For CD changer unit CRS1 Press SINGLE CHANGE on main unit for next error For CD changer unit CRS1 Press SINGLE CHANGE on main unit for next error For CD changer unit CRS1 Press SINGLE CHANGE on main unit for next error For CD changer unit CRS1 Press SINGLE CHANGE on main unit for next error For CD changer unit CRS1 Press SINGLE CHANGE on main unit for next error For CD changer unit CRS1 Press SINGLE CHANGE on main unit for next error SA AK350GCP Diagnosis Contents Description of error Automatic FL Display Remarks PDRV Cam gear gear assembly abnormal UDU UD base asssembly abnormal UDD UD base asssembly abnormal F1NG Fail safe mode For open close tray unit s F2NG Fail safe mode For open close tray unit s SRVC TRV To unlock the traverse unit for service RSET Cam gear jam close sensor faulty Cam gear does not move from HOME to PLAY drive position UD Base assembly does not move upwards from tray 5 to tray 2 UD Base assembly does not move downwards from tray 1 to tray 5 When the tray open operation is performed it fails to open t will automatically close all trays after the time out by the microprocessor During this time when it fails the error code will appear When the tray close operation is performed it faiis to close t will automatically open all trays after the time ou
118. nd F are stored in memory and held unless it is cleared The error code is automatically display after entering into self diagnostic mode 9 4 1 Error Code Table for Deck Mechanism Error Code Diagnosis Contents Description of error Automatic FL Display Remaks Mode SW abnormal Normal operation during For deck mechanism unit transition MODE Press STOP M on main unit for abnormal is next error memorized The content of abnormality can be confirmed in the abnormal detection mode explained in the later section 22 SA AK350GCP Diagnosis Contents Description of error Automatic FL Display Remarks HALF SW abnormal Reel pulse abnormal 9 4 2 Error Code Table For CD Changer Block For deck mechanism unit Press STOP M on main unit for next error For deck mechanism unit Press STOP M main unit for next error For deck mechanism unit Press STOP M on main unit for next error Diagnosis Contents Description of error Automatic FL Display Remarks 0 Transmission error between CD Servo LSI IC and microprocessor IC Cam gear gear units abnormal REST SW ON is not detected within the specified time When set to CD mode the sense signal does not turn Low a fail safe time after system command transmission is sent Cam gear does not rotate to HOME position Cam gear does not rotate to P
119. nductive foam aluminium foil or comparable conductive material SA AK350GCP 7 before removing the protective material from the leads of a replacement ES device touch the protective material to the chassis or circuit assembly into which the device will be installed Caution Be sure no power is applied to the chassis or circuit and observe all other safety precautions 8 Minimize body motions when handling unpackaged replacement ES devices Otherwise harmless motion such as the brushing together of your clothes fabric or the lifting of your foot from a carpeted floor can generate static electricity ESD sufficient to damage an ES device SA AK350GCP 3 Handling Precautions For Traverse Deck The laser diode in the traverse deck optical pickup may break down due to potential difference caused by the static electricity of clothes or our human body So be careful of electrostatic breakdown during repair of the traverse deck optical pickup Way of handling the traverse deck optical pickup 1 Do not subject the traverse deck optical pickup to static electricity as it is extremely sensitive to electrical shock 2 prevent the breakdown of the laser diode an antistatic shorting pin is inserted into the flexible board FFC board 3 Do not to apply excessive stress to the flexible board FFC board When removing or connecting the short pin finish the job in as short time as possible 4 Do not turn th
120. o be available for a specific period of time The retention period of a availability is dependent on the type of assembly and in accordance with the laws governing part and product retention After the end of this period the assembly will no longer be available M Indicates in the Remarks columns indicates parts supplied by PAVCSG Reference for book languages are as follows Ar Arabic Du Dutch Cf Canadian French En English Cz Czech Fr French Da Danish Ge German Pe Persian Ur Ukraine Part Name amp Description CABINET AND CHASSIS Ref No Remarks 2 2 2 2 2 2 2 2 2 2 RHOVOO76 R 1 3 5 10 11 12 13 14 15 16 17 18 19 0 1 2 3 4 5 6 7 8 9 30 31 32 33 34 35 36 37 38 It Italian Sp Spanish Ko Korean Sw Swedish Po Polish Co Traditional Chinese Ru Russian Cn Simplified Chinese Pr Portuguese 97 Ref No Remarks 3 4 4 5 5 5 5 5 5 1 oe 91 88500572 9 1 2 3 5 0 1 2 3 4 5 101 103 104 105 107 108 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 SA AK350GCP Part No Remarks 3 Part No Part Name amp Description Remarks 122 RMCOO61 1316 28009650 126 RXF0061 1 1317 1 000005 128 RXG0040 2142 1 000176 129 0283 2 2242 1 000176 130 RXL0124 2311 B1ABGCO00005 130 1 mmo10l ARM SPRING F 2317 1 000176 132
121. os o i i m 2677 smoeevoznv 270 1710W SSCs 1 17168 Jm R2702 1 1 68 Jm R2703 22 220x 17160 m2704 220x 17 160 R2705 p0c3327a007 3 3 1 160 0 R2706 3 3K 17160 0 pos1013a007 100 17168 R2802 posiossaoos 04 poc1oisaoo8 100 R2805 maeos posmioisaoos 100 171w 100K 17168 R2815 100 1716 maeie posioisaoos 100 R2817 pos1ossaoos p0sm1037a007 ik 1 16 22825 poc1017a007 100 R2826 pocmaT3sa04i Jm R2827 m R2828 m R2829 pOcA73Ja041 m R2830 oogea73ga041 Jm massi _ 73 1 m2832 m m2833 pos1017a007 100 009 1017 007 100 R2835 posm1017a007 100 R2836 poc1017a007 100 B2837 pos1017a007 100 1710 Jm R2838 pos1017a007 100 R2839 pocmi017a007 100 40
122. r On board writer 42 CLK O EEPROMCLOCK 44 XM RESET _____ 45 XM ANT REV No connection 46 PCONT EFP CS 0 Control Output 47 DCDET 1 DC Detect Input 48 No connection _____ 49 No connection 50 STANDBY For Digital 5 gt 0 during FHOP 51 VOL LED 0 Volume LED Drive 52 53 DMT Deck mute at mecha transition L mute OFF H mute ON 54 SW Bottom switch for CRS1 55 UP SENSOR 1 Up Down sensor for CRS1 56 PLG Plunger Control 57 Photo SG mechanism only _ 58 MTR O Deck motor control P H when record circuit is operating E GEN E Micon Mode Switching for USB Version Up using CD IE oc NN Select 62 0 Power Supply 5V 63 HBASS LED 0 Bass LED Drive 8 Ground OV 65 D PORT R SKIP No connection 66 D PORT F SKIP No connection 67 D PORT STOP No connection 68 D PORT RES2 No connection 69 D PORT REST No connection 70 JFL CS JO FL Driver Chip Select 71 FL DOUT 0 Serial Data To FL Driver __ 72 0 Serial Clock To FL Driver 73 VOL LED CS VOL LED Chip Select 74 105 REQ 1 USB Request 75 ____
123. re KEY2 99 Avec TERR wr KEY1 100 DEMO SET 31 USB SDA TxD 125 RATEG n SCHEMATIC C954 95DECK AD1 32 USB SCL RxD XM RX IN W643 DIAGRAM 1 09 VERR 0 p ________ Sh 5912 M REST SWP USB RST 1 LOADING CN2801 USB SCL RXD JK2803 C2981 C2983 W6 E 10000 1000p 0 S p 12 MT ILE CD 3 52 gar AUX IN 1000p agg 2 N 2249 1000p Pott ttt ET T TT GD o R2242 x 2 7k 5 gt 5 5 T z LL ASP DA VREF R3209 10k PLL CLK CNVSS IRESET VCC BLKCK c NV AN 5 9 29 2 817 5 5A 5 5 O W642 M das 4 7K W616 mu a Tla l l TTT 0 ri tT T w637 112 3 4 5 6 7 8 9 1011 1213 14115 16 1718 19 20 21 22 0 2 IA 6 t5 6 228 P ga B 2 Q 5 z P CN3200 E SA AK350GCP MAIN CIRCUIT USB MODULE CIRCUIT P901 IN SCHEMATIC DIAGRAM 12 1 2 3 4 5 6 7 8 9 10 11 12 13 14 72 SCHEMATIC DIAGRAM 5 MAIN CIRCUIT 15 TO MAIN SECTION 3 4 P CD a op p gt gt a H O 02941 W672 02940 D2937 D2941 BOEAKMOO01 17 NC NU
124. rrection point existence data is other than 0 ie correction file exists EEPROM checksum display for the microprocessor shall be made after calculating checksum by summing up the content of data area from EEPROM IC 1 4 Checksum Firmware Value HEX Version DEC applicable when the EEPROM IC is installed 2 In the case when no EEPROM IC is installed It is display as below no display of checksum data No Correction Firmware Point Data Version DEC 3 In cases that the filename is different even though a EEPROM is installed or no correction file exists NG shall be displayed the correction point existence data is set to O at this condition 4 Filename Differs Firmware From Set Version DEC Note Microprocessor firmware refers to version number for microprocessor IC located on PANEL P C B It is subject to change which would be updated accordingly ROM correction checksum refers to the HEX code that is displayed upon key buttons pressed if an EEPROM is loaded in the unit 9 3 Reliability Test Mode CRS1 Mechanism Below is the process flow chart of ageing for the CD changer unit CRS1 Mi 1 Tray 5 Tray Tray 2 4 Tray 4 Mode 3 PLAY CHANGE OPEN mode aging 1 cycle CHANGE while PLAY 1 ALL OPEN DISC SLOAD DISC 3LOAD DISC 4LOAD OPEN COUNTER COUNTER COUNTER CLOSE WAIT 500 INCREAMENT INCREAMENT INCREAMENT DISC 1 LOAD ALL CLOSE ALL CLOSE WAIT 500ms WAIT 500ms WAIT 500ms D
125. sconnect AC power discharge Power Capacitors C5101 C5104 5171 C5172 C5920 C5940 and C5950 through 100 5W resistor to ground DO NOT SHORT CIRCUIT DIRECTLY with a screwdriver blade for instance as this may destroy solid state devices After repairs are completed restore power gradually using a variac to avoid overcurrent Current consumption at AC 110 127V 60 Hz in NO SIGNAL mode volume min at CD mode should be 500mA Current consumption at AC 220 240V 50 Hz in NO SIGNAL mode volume min at CD mode should be 350mA 1 4 Protection Circuitry The protection circuitry may have operated if either of the following conditions are noticed SA AK350GCP No sound is heard when the power is turned on Sound stops during a performance The function of this circuitry is to prevent circuitry damage if for example the positive and negative speaker connection wires are shorted or if speaker systems with an impedance less than the indicated rated impedance of the amplifier are used If this occurs follow the procedure outlines below 1 Turn off the power 2 Determine the cause of the problem and correct it 3 Turn on the power once again after one minute Note When the protection circuitry functions the unit will not operate unless the power is first turned off and then on again 1 5 Safety Part Information Safety Parts List There are special components used in this equipment which are important
126. ssis Step 1 CN5951 Jj Step 1 CN59504 4000 MIU Vim n Ji i P C B aay Step 3 Push the Transformer P C B backwards to remove it 33 Step 2 Remove Main P C B SA AK350GCP SA AK350GCP 10 9 Disassembly of Power P C B Follow the Step 1 Step 5 of Item 10 4 Follow the Step 1 Step 4 of Item 10 5 Follow the Step 1 Step 4 of Item 10 6 Follow the Step 1 Step 3 of Item 10 7 CAUTION HOT DO NOT TOUCH THE HEAT SINK Step 1 Remove the 4 screws on Power P C B Step 1 lt XZ POE E 2 00000000000 700000000000 d Step 2 0000000000 CN5950 1 Step 2 Detach cable at connector CN5950 on Transformer P C B Step 3 Remove Power P C B Note Insulate the Power P C B with insulation material to avoid short circuit Replacement of Power Amp IC 1C5301 Step 1 Flip the Power P C B over and desolder the pins Step 1 Desolder Q5111 5501 5101 Power P C B 05101 05112 Step 2 Remove 1 screw and IC clip Step 2 Q x5 P v Power P C B 5301 1C5501 Transistor Li Step 2 Holder x 1 Step 3 Remove 1C5301 from heat sink unit Note For disassembly of 5101 05101 05102 Q5111 and Q5112 repeat Step 1 to Step 2 For information 5101 Q5101 Q5102 05111 and Q5112 does not ha
127. t by the microprocessor During this time when it fails the error code will appear 1 All trays set to STOCK position 2 Mechanism set to tray 5 3 gear set to HOME position During tray re open the cam gear will rotate in the opposite direction to reset the gearposition When it fails the error code will appear 25 For CD changer unit CRS1 Press SINGLE CHANGE on main unit for next error For CD changer unit CRS1 Press SINGLE CHANGE on main unit for next error For CD changer unit CRS1 Press SINGLE CHANGE on main unit for next error For CD changer unit CRS1 Press SINGLE CHANGE on main unit for next error For CD changer unit CRS1 Press SINGLE CHANGE on main unit for next error For CD changer unit CRS1 Press SINGLE CHANGE on main unit for next error For CD changer unit CRS1 Press SINGLE CHANGE on main unit for next error SA AK350GCP 9 4 3 Error Code Table For Power Supply Diagnosis Contents Description of error Automatic FL Display Remarks Power Amp IC output Upon power on For power PCONT HIGH DCDET L Press STOP M on main unit for after checking LSI next error 9 4 4 CRS1 Error Code display CRS1 Error Code display 1 The errors that occured in CRS1 Mechanism can be recalled and displayed in the order of the occurence under self diagnostic for procedures to enter this mode
128. te the remote control If REMOTE 1 appears The main unit is in REMOTE 1 mode Press and hold ENTER and 1 on the remote control for at least 2 seconds If 2 mode Press and hold ENTER and 2 on the remote control for at least 2 seconds rs The main unit is in REMOTE 2 SA AK350GCP 9 Self diagnosis and special mode setting This unit is equipped with functions for checking and inspecting namely Self Diagnostic and Test Mode 9 1 Service Mode Summary Table The service modes can be activated by pressing various button combination on the main unit and remote control unit Below is the summary for the various modes for checking Remote control button unit Player button In Doctor Mode 9 2 Remote control button unit Main unit STOP M Self Diagnostic enter diagnostic checking for main unit 4 7 4 7 4 Muting DIMMER DISC 7 gt 10 PRESET EQ H Bass PROGRAM 5 SLEEP lt gt Special Mode Table 1 FL Display Key Operation Front Key Application Entering into Doctor Mode Refer to the section 9 2 Special Mode Table 1 for more information Application Display firmware version and EEPROM checksum Refer to the section 9 2 1 for more information Set for cold start when reset start is executed the next time Refer to the section 9 2 for more information Clock S
129. upply the plunger power in a flash at PLAY mode ON approx 5msec c STOP Supply the plunger power in a flash at FWD FF mode ON approx 5msec d REV PLAY Supply the plunger power in a normal timing at STOP mode ON approx 200msec e REV REW Supply the plunger power in a flash at REV PLAY mode ON approx 50msec f STOP Supply the plunger power in a flash at FF mode ON approx 50msec Repeat the operation gt FWD PLAY Note Other operation may start if a timing of supplying the plunger power is missed 13 1 1 Connection Status between Mechanism and Power Supply Motor Plunger Plunger Motor DC 5V DC 9V The lead at the positive side is cut off and is n m Q manually turned on and off Hear View of Mechanism Unit 5 13 1 2 Operative Parts of Deck Mechanism Unit EJECT lever fitted with rubber band Plunger Rib operation EJECT Lever 13 2 Operation Check without Cassette Tape 1 Pull up the EJECT lever using a rubber band Fig 6 2 Supply DC5V to MOTOR MOTOR rotates 3 Lift up the mechanism unit s plunger rib with the tip of a negative screwdriver and operate the unit in the same timing as supplying the power Fig 7 48 Plunger Rib SU JA JT 49 SA AK350GCP SA AK350GCP 14 Measurement And Adjustments 14 1 Cassette Deck Section 14 1 1 Requirements Test tape QZZCFM QZZCWAT Normal blank cassette tape QZZCRA
130. ure and Tools Service Tools Extension FFC A Deck P C B Main P C B REEX0485 14 Pins 12 Service Positions Note For description of the disassembly procedures see the Section 10 12 1 Checking and Repairing of Main P C B CN3200 CN2801 2805 CD Changer Unit 1 Remove Top cabinet Remove 3 screws on L R side Remove 5 screws on rear panel Remove top cabinet Main P C B 45 SA AK350GCP SA AK350GCP 12 2 Checking and Repairing of Transformer P C B 1 Remove Top cabinet Remove 3 screws on L R side Remove 5 screws on rear panel Remove top cabinet CD Changer Unit CN2801 E dB QM momo Hey run mi ar jjj We III M du o 12 3 Checking and Repairing of Panel Deck Deck Mechanism 1 Remove Top cabinet Remove 3 screws on L R side Remove 5 screws on rear panel Remove top cabinet 2 Disassemble CD unit Remove 1 screw at rear panel Release 2 claws at L amp R 3 Remove Rear Panel Remove 8 screws at rear panel Detach cable at CN2810 Remove rear panel Transformer P C B 4 Connect CRS1 amp Fan Connect 2P cable fan to CN2810 Connect FFC cable to CN2801 Connect FFC cable to CN2805 Tact Switch P C B Main P C B CRS1 T E 4 UU Panel P C B 2 lt gt lt gt lt gt
131. ve IC clip Replacement of 5501 Step 1 Flip the Power P C B over and desolder the pins of 5501 Step 1 Desolder points Power Step 2 Twist the heat sink leg as arrow shown 5501 5301 Power P C B 34 SA AK350GCP Step 3 Remove up the heat sink sub assembly with 5501 Step 4 Remove screw and clip Sub Heat Sink Step 5 Remove 5501 from the sub assembly 5501 Caution During assembly of the heat sink sub assembly with IC5501 all soldering points is touch up to avoid dry joints 10 10 Disassembly of Front Panel Unit Follow the Step 1 Step 5 of Item 10 4 Follow the Step 1 Step 5 of Item 10 5 Step 1 Detach FFC cables at connectors CN2803 CN2806 amp Step 4 Release 2 claws outwards CN3200 on Main P C B Step 2 Detach cable at connector CN5951 on Transformer P C B CN2803 Step 1 Step 2 CN5951 Step 5 Remove the front panel unit Step 3 Bent the front panel unit slightly forward as arrow Note Ensure 2 claws located at the bottom chassis is seated shown into the 2 slots at bottom of front panel at 2 catches one on each side of bottom chassis to be aligned to front panel s slot Assembly is secured upon hearing clicking sound Unit Step 3 35 SA AK350GCP 10 11 Disassembly for Panel P C B Step 5 of Item 10 4 Step 4 of Item 10 5 Step 5 of Item 10 10 Follow the Step 1
132. wn Assembly of Traverse Unit Step 1 Traverse Unit Note Check that the boss is below the groove for both side Plunger Lever Step 1 Step 1 Press and hold the plunger lever and rotate the gear as arrows shown until it stop Caution Do not damage the Play Gear 2 when pushing the Traverse Slide Plate Play Gear 2 Step 1 Turn over the unit and install the traverse unit Step 2 Push the traverse slide plate as arrow shown to release the traverse unit Caution Do not exert strong force on the traverse slide plate 39 SA AK350GCP Caution Do not damage the Play Gear 2 when pushing the Traverse Slide Plate Play Gear 2 Step 2 Traverse Slide Plate Traverse Unit Nees Step 2 Push the traverse slide plate as arrow shown to lock the traverse unit 10 17 Disassembly for Deck Mechanism Follow the Step 1 Step 4 of Item 10 4 Follow the Step 1 Step 4 of Item 10 5 Follow the Step 1 Step 5 of Item 10 10 Follow the Step 1 Step 3 of Item 10 14 Follow the Step 1 Step 3 of Item 10 15 10 17 1 Replacement of Pinch Roller and Head Block Step 1 Release catches to remove the pinch rollers F 40 Note Support the Deck Mechanism PCB by hand to remove the Deck PCB Step 4 Remove the Deck PCB keeping track of Vx connectors Step 3 Remove 2 solders of the motor terminal SA AK350GCP Step 7 Remove the
133. x2 Step 6 10 6 Disassembly of Rear Panel Follow the Step 1 Step 5 of Item 10 4 Step 1 Remove 9 screws 8 0000 9090000088 3988000 t Step 1 x9 Step 2 Detach cable at connector CN2810 on Main P C B 1 View 2810 Step 3 Detach FFC cables at connectors CN2801 amp CN2805 on Main P C B Step 5 Remove 2 screws Step 6 Remove the Mecha Chassis Note For disassembly amp assembly of traverse unit please refer to section 10 16 of this service manual Please refer to original Service Manual for the Disassembly and Assembly of the CD Changer Unit CRS1 A ike E 2 gt A 19 KA 14 Top View Step 4 Remove rear panel 10 7 Disassembly of Main P C B Follow the Step 1 Step 5 of Item 10 4 Follow the Step 1 Step 4 of Item 10 5 Follow the Step 1 Step 4 of Item 10 6 Step 1 Detach FFC cables at connectors CN2803 CN2806 amp CN3200 on Main P C B VA m ui X 10 8 Disassembly of Transformer P C B Follow the Step 1 Step 5 of Item 10 4 Follow the Step 1 Step 4 of Item 10 5 Follow the Step 1 Step 4 of Item 10 6 CAUTION HOT DO NOT TOUCH THE HEAT SINK Step 1 Detach cables at connectors CN5950 amp CN5951 on Transformer P C B Step 2 Remove 3 screws Mounting screws for transformer to bottom cha
134. y of Deck mechanism unit Follow the Step 1 Step 5 of Item 10 4 Follow the Step 1 Step 4 of Item 10 5 Follow the Step 1 Step 5 of Item 10 10 Step 1 Remove the 4 screws 37 SA AK350GCP SA AK350GCP Step 1 x4 Deck P C B i Step 3 Tilt the cassette mechanism unit in the direction of arrow 1 and then remove it in the direction of arrow 2 Step 2 Push the lever upward and then open the cassette lid ass y 10 15 Disassembly of Deck P C B Follow the Step 1 Step 5 of Item 10 4 Follow the Step 1 Step 4 of Item 10 5 Follow the Step 1 Step 4 of Item 10 10 Note For disassembly of parts for deck mechanism unit refer to Section 10 17 Step 1 Remove 2 screws Step 2 Desolder wire at deck motor terminals Step 2 Step 1 Step 3 Remove Deck 10 16 Disassembly of Traverse Unit Follow the Step 1 Step 5 of Item 10 4 Follow the Step 1 Step 4 of Item 10 5 Important notes Ensure all the trays are in the STOCK position before proceeding to the disassemble of traverse unit For procedures to set the trays in STOCK position please refer to 5 3 Setting the Tray In STOCK position for CRS1 Service Manual order no MD0509368C 0 38 SA AK350GCP Traverse Unit HE p SN Note lt The traverse unit will move downwards stay in the Home Position SaD Step 3 Remove the traverse unit as arrow sho

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