background image

n

SYSTEM

SC-AK343 (P)

Music center: SA-AK343 (P)

Speaker: SB-AK340 (P)

(Refer to the original service manual for information of the technical
specifications.)

 1 Notes 

3

 2 Illustration of IC's, Transistors and Diodes (Updating) 

3

 3 Schematic Diagram (Updating) 

5

 3.1. 

(B) Main Circuit 

5

 3.2. 

(C) Panel Circuit 

10

 3.3. 

(D) Transformer Circuit 

11

©

2006 Matsushita Electric Industrial Co. Ltd.. All

rights

reserved.

Unauthorized

copying

and

distribution is a violation of law.

SA-AK343P

Colour
(S) .... Silver Type

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.

 3.4. 

(E) Power Circuit 

12

 4 Printed Circuit Board (Updating) 

15

 4.1. 

(B) Main P.C.B. 

16

 4.2. 

(C) Panel P.C.B. 

17

 4.3. 

(E) Power P.C.B. 

18

 5 Exploded Views (Updating) 

19

CD Stereo System

Please use this manual together with the service manual for Model No. [SA-AK340P/PC-S, Order No.
MD0510381C1].

Specifications

CONTENTS

 Page 

Page

ORDER NO. MD0602035A1

A6

Summary of Contents for SA-AK343P

Page 1: ...uthorized copying and distribution is a violation of law SA AK343P Colour S Silver Type 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 3 4 E Power Circuit 12 4 Printed Circuit Board Updating 15 4 1 B Main P C B 16 4 2 C Panel P C B 17 4 3 E Power P C B 18 5 Exploded Views Updat...

Page 2: ...5 1 Cabinet Parts Location 20 5 2 Deck Mechanism Parts Location RAA4502 1S 22 5 3 Packaging 23 6 Parts Location and Replacement Parts List Updating 25 2 SA AK343P ...

Page 3: ...lf diagnosis special mode setting Terminal function of IC s The following sections contains information that has been changed or modified 2 Illustration of IC s Transistors and Diodes Updating Note With reference to page 48 section 15 of original service manual for SA AK340P PC S Below are the updates B3AAA0000803 A Ca Cathode Anode B0BA3R900006 2SB0709AHL B1ABGC000005 3 SA AK343P ...

Page 4: ...4 SA AK343P ...

Page 5: ...3 Schematic Diagram Updating 3 1 B Main Circuit SA AK343P 5 ...

Page 6: ..._R HP_L R2203 2 2K D2503 B0ADCC000002 REC 59 MTR 58 DECK_H R2675 Q2978 B1GDCFJJ0047 REC ON OFF CONTROL SWITCH Q2980 B1GDCFJJ0047 SUPPLY CONTROL SWITCH DECK MOTOR Q2501 B1ABCF000176 LEVEL METER CONTROL SWITCH R2248 6 8K 4 5 R2702 1K Q2341 Q2441 B1ABGC000005 HEADPHONE MUTING R2345 1 5K R2445 1 5K R2357 100K R2457 100K C2344 0 47 C2444 0 47 R2447 1 R2446 3 3K R2346 3 3K R2347 1 R2 R2 R2 R2 Q2511 B1GD...

Page 7: ...8 15K R2317 10K R2356 180K R2456 180K R2417 10K C2343 0 47 C2443 0 47 R2416 2 2K C2331 4700P C2321 1 R2318 100K W2508 0 R2418 100K R2333 15K R2323 39K R2423 39K W2512 0 R2435 1K R2429 3 3K C2431 4700P R2421 0 C2421 1 1 2 3 4 5 6 7 8 9 10 11 12 HIGH_L IN 15V MUTE D AMP T GND F_HOP CN2809 A_GND LOW_R IN FAN LOW_L IN ASP_GND HIGH_R IN C2333 1 C2323 0 015 R2434 0 Q2341 Q2441 B1ABGC000005 HEADPHONE MUT...

Page 8: ...63 47K R2950 470K R2965 4 7K R2952 1K SW5V SPEED VREF R2873 22K R2871 22K R2874 4 7K C2871 330P C2874 330P W2532 0 C2872 0 022 1 2 3 4 8 7 6 5 NC VCC EE_CS EE_CLK NC IC2871 GND EE DAT IC2871 E EPROM IC NOT SUPPLIED R2936 1K B0EAKM000117 D2936 W2559 0 W2560 0 W2555 0 W2556 0 W2539 0 R2937 10K CN2806 Q2937 Q2936 15V HP_L HP_GND HP_R DGND SW5V PA_IN_L PA_IN_GND PA_IN_R MOT10V SW_LED VOL_LED J_VOLA J_...

Page 9: ... W2557 0 R2846 4 7K R2845 10K R2844 10K R2842 10K W2523 0 R2841 10K R2820 100K R2819 100K R2818 100K R2817 100K R2830 100K R2831 100K R2832 100K R2833 100K W2547 0 W2537 0 W2536 0 W2576 0 W2548 0 W2549 0 R2810 22K R2802 100 C2821 100P R2882 10M W2552 0 R2883 330K C2883 18P R2886 1M R2881 220 C2803 1 C2853 0 1 R2851 47K C2940 0 1 R2940 820K D2803 B0ACCK000005 D2801 B0ACCK000005 C2802 50V3 3 Q2803 B...

Page 10: ...P_L 15V GND2 VREF HP_SW GND2 KEY3 KEY1 R6102 1K GND2 SYNC PCONT SYS6V 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 1 2 3 4 5 6 8 7 9 S6101 POWER S6102 SINGLE DISC CHANGE R6103 2 2K S6103 OPEN CLOSE R6104 1 8K S6104 CD1 CD2 CD3 CD4 CD5 R6105 2 2K S6105 R6106 2 7K S6106 R6107 4 7K S6107 R6108 6 8K R6109 10K R6110 22K S6108...

Page 11: ...150 D5963 B0AACK000004 D5964 B0BA6R800008 C5963 50V4 7 R5958 10K R5957 10K C5954 0 01 JK5950 FL2 VP FL1 SYS6V SYS6V PCONT SYNC D_GND Q5952 T5951 RTP1H3E002 C5960 D5952 D5950 D5951 D5953 0 1 D5954 D5955 D5956 D5957 C5959 0 01 Z5950 ERZV10V511CS L5950 ELF15N035AN D5961 D5962 C5951 0 01 D5961 D5962 B0AACK000004 4 3 2 1 SCHEMATIC DIAGRAM 5 TRANSFORMER CIRCUIT SA AK343P TRANSFORMER CIRCUIT B SIGNAL LIN...

Page 12: ...5424 0 68 C5427 0 68 L5604 G0B9R5K00001 L5603 G0B9R5K00001 R5405 22 C5432 220P C5430 220P C5418 0 1 C5420 0 1 C5423 0 1 R5407 10 R5408 10 C5406 0 47 C5404 0 47 C5436 1000P R5403 5 6K W5506 0 R5404 5 6K C5405 330P C5401 0 47 R5401 5 6K C5403 0 47 C5437 1000P R5402 5 6K C5402 330P C5422 0 1 2 3 1 4 C5117 35V470P C5118 35V470P HL_L LQ_L C5431 220P C5433 220P R5154 100 Q5154 2SB0709AHL PCONT SWITCH Q5...

Page 13: ...R5209 10 C5208 6 3V680P C5204 100P X5201 H2A415300001 X5202 H2A375300003 Q5202 Q5201 C5701 F_HOP AGND AGND 100 IC5201 C0JBAB000011 LOGIC 1 14 2 3 4 5 13 12 11 10 6 9 8 7 R5406 22 C5424 0 68 C5427 0 68 L5604 G0B9R5K00001 L5603 G0B9R5K00001 R5405 22 C5432 220P C5430 220P R5407 10 R5408 10 C5406 0 47 C5404 0 47 C5436 1000P R5403 5 6K W5506 0 R5404 5 6K C5405 330P C5401 0 47 R5401 5 6K C5403 0 47 C543...

Page 14: ...SA AK343P 14 ...

Page 15: ...4 Printed Circuit Board Updating SA AK343P 15 ...

Page 16: ...193 W2399 R2411 C2411 W2196 C2311 R2301 R2312 C2302 C2301 C2172 C2171 R2172 R2173 C2173 C2174 C2175 C2183 C2181 C2431 W2319 C2182 R2182 C2101 C2433 R2434 R2435 W2510 C2333 R2334 R2326 C2325 W2136 W2137 K2302 W2130 W2140 W2141 C2425 C2943 CN2809 W2132 W2131 R2111 R2112 R2104 C2113 R2102 C2124 W2178 W2179 C2224 C2122 C2112 C2114 C2212 C2214 C2222 C2132 C2232 R2183 R2181 C2252 C2152 IC2803 C2401 C240...

Page 17: ...061 R6399 R6304 W6101 W6100 S6205 FF S6303 STOP R6203 S6203 DECK 1 2 R6204 W6054 W6085 W6059 W6051 W6050 W6048 C6481 W6402 FL6602 R6605 W6044 W6045 W6046 W6047 D6462 VR6491 D6457 C6492 C6491 W6052 R6492 K6104 QR6457 K6051 P K6002 AK340 R6205 S6204 H BASS S6202 DISPLAY DEMO R6206 W6081 W6080 R6491 W6040 R6457 W6049 W6043 W6038 W6503 W6504 W6505 IC6601 R6458 R6604 R6603 R6601 C6604 C6603 C6601 R6493...

Page 18: ...403 C5411 C5117 C5414 C5412 C5410 IC5401 W5137 W5138 W5135 W5136 W5140 C5415 C5417 W5139 W5141 C5418 C5421 C5420 C5118 C5405 R5418 W5505 R5112 R5113 R5303 C5304 W5123 W5127 W5126 R5152 C5303 C5301 R5301 Q5104 C5105 C5155 R5111 W5131 W5132 W5130 R5302 W5151 J5103 W5148 C5403R5402 C5306 R5304 W5507 C5437 W5150 C5337 W5149 C5401 R5401 R5404 W5506 C5406 C5404 R5403 W5133 L5401 W5156 L5402 R5135 R5136 ...

Page 19: ...5 Exploded Views Updating Note With reference to page 85 88 section 21 of original service manual for SA AK340P PC S Below are the updates SA AK343P 19 ...

Page 20: ...5 1 Cabinet Parts Location SA AK343P 20 ...

Page 21: ...SA AK343P 21 ...

Page 22: ...5 2 Deck Mechanism Parts Location RAA4502 1S SA AK343P 22 ...

Page 23: ...5 3 Packaging SA AK343P 23 ...

Page 24: ...SA AK343P 24 ...

Page 25: ...682K 6800P 50V M C2272 F1H1A154A001 0 15 10V M C2703 F1H1H471A219 470P 50V M 6 Parts Location and Replacement Parts List Updating Note With reference to page 89 99 sections 22 of original service manual for SA AK340P PC S Below are the updates Notes Important safety notice Components identified by mark have special characteristics important for safety Furthermore special parts which have purposes ...

Page 26: ...A1040007 0 1 100V M C5171 ECA1HM102E 1000 50V M C5172 ECA1HM102E 1000 50V M C5186 ECJ1VB1H104K 0 1 50V M C5187 ECJ1VB1H104K 0 1 50V M C5920 ECA1HM102E 1000 50V M C5940 ECA1HM102E 1000 50V M C6635 ECA1HAK2R2XB 2 2 50V M C6751 F1H1H103A219 0 01 50V M C6752 F1H1H103A219 0 01 50V M C7203 F2A0J221A200 220P 6 3V M C7231 F2A0J221A200 220P 6 3V M C7232 F2A0J221A200 220P 6 3V M C7614 F2A0J101A198 100P 6 3V...

Reviews: