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SCHEMATIC DIAGRAM-11
POWER CIRCUIT : +B SIGNAL LINE : MAIN SIGNAL LINE
IC501
AN7194K-LD
OUT+_R
OR OUT
OUT+_L
OUT-_R
OUT-_L
GND_R
1/2VCC
SPEAKER
GND_L
POWER AMP
MUTE
STBY
IN_R
GND
VCC
IN_L
NC
NC
TERMINAL C354 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
1000P
CIRCUIT SPK_R+
R452 C453
R453 C454
0.22
0.22
CN502B C355
TNR_7.5V R351 1000P
1 1 1 100K SPK_R-
2.2
2.2
TNR_15V
2 2 2
C351
TNR_GND R251 C251 25V47
3 3 3
820 50V10
LCH
4 4 4
TO AGND
SPK_L-
R451 C451
MAIN CIRCUIT 5 5 5
820 50V10
C252 R256
C253
0.0015 56K
(CN802A) ON 6 6 6
RCH 0.22
SCHEMATIC A9V D351 D352
0.0015
DIAGRAM-6 R252
C452
7 7 7 B0AACK000004 RB441Q40T77 R456
MUTEB 56K 2.2 SPK_L+
8 8 8
C254 C356
MOTOR_GND 3300P
9 9 9 0.22
A9V R253
10 10 10 R352 C352
82K 16V47 2.2
(MOTOR_9V)
C371 FP351 50000
CN802B CN502A R354 R353 K5G502AA0003
0.1
1K 4.7K
R356 Q503 R503
33K
E301
SNE1004-2
D353
B0BA5R000004
KTA1046 1.2
SWITCH
R355 R502
2.2K Q504
1.2
KTC3199GRTA
C353 SWITCH R501
16V22 Q503 1.2
R515
1.5K Q500
C507 R505
0.01 100K
CN503B Q362 Q506
RL1N4003N02
C510
1 1 1
VREF- KTC3202YTA KTA1046 25V10
D5V
SWITCH REGULATOR Q506
2 2 2
Q500
D507
CD_DGND Q361
R363 Q504
3 3 3 470 C515
0.01
R517 KRA110MTA
1K CURRENT LIMITING
4 4 4
9V_GND Q501 SWITCH
D508 B0BA5R000004
TO HALT R361 R514
MAIN CIRCUIT Q362 1.5K
RL1N4003N02
5 5 5
D506
100K R504
D509
(CN803A) ON PCONT B0AACK800004 Q505 R511 R506 C502 180
SCHEMATIC 6 6 6 25V10
220 1.8K
SYS6V R362
DIAGRAM-6 7 7 7 C361 68K C514 R510
A9V +9V 16V47 25V10
8 8 8 Q501 220
D511
9 9 9
CD7.5V
Q361 B0AACK000004 R518 KTC3199GRTA
560 REGULATOR
10 10 10
PGND KTC3199GRTA Q502 Q505 C501
SWITCH
2SD0592ARA KTC3199GRTA D503
25V6800
CN803B CN503A REGULATOR B0AACK000004
REGULATOR
TNR_15V C504 C503
0.01 0.01
Q502 C505 R500
C500
CN501B C511 R513 0.01 22 1/4W
R507 35V220 D504 D505
OUT_R+ 50V1 22K
1 1 R509 1.2K D501,D502,D504,D505
C471 100 IN5402BM21
0.047 SPK_R-
2 2
OUT_L+ D502 D501
3 3 D500
C506 MTZJ16ATA
SPK_L- 25V100
4 4
A9V
C271 CN501A C509 C508
0.047 0.01 0.01
SYS6V
PCONT
HALT
C512 0.1
OUT_R+
SPK_R+
OUT_L+
SPK_L+
+ - + - 1 2 3 4 5 1 2 3 4 5 6 7 8 9
JK501 CN504A WH505A/
WH504B/W504B W505A
R CH
1 2 3 4 5
L CH
TO
C461
AC TRANSFORMER CIRCUIT
SPEAKER 16V10 (CN505B) ON
SCHEMATIC DIAGRAM-12
R461
180
HEADPHONES
4
5
2
3 R261 C261
180 16V10
6
7
1 R262 C262
1K R462 R462 0.047
JK500 1K 0.047
HEADPHONE
CIRCUIT