Panasonic SA-AK220GCP Service Manual page 57

SCHEMATIC DIAGRAM - 8
MAIN CIRCUIT
R410
82
R210
82
R411
5.6K
C404
220P
R211
5.6K
C204
220P
C310
6.3V100
C311
C406
C407
C408
C409
C412
C411 16V10
16V10
C413
R419
1.5K
C414
C415
R420
2.7K
C416
C417
C418
IC300
C1BB00000747
AUDIO SOUND PROCESSOR
C419 0.47
C420 0.47
R422
C305
560
C336
R421
68K
: +B SIGNAL LINE
: -B SIGNAL LINE
R416
100K
R414 R214
1K 1K
R415
47K
C405
220P
R215
47K
C205
220P
C304 50V1
1
REF IN SUR1 42
R305
6.3V100
2 SUR2 41
REF OUT
C206 16V10
16V10
3 IN A2 40
IN A1
16V10 C207 16V10
4 IN B1 39
IN B2
C208 16V10
16V10
5 1N C1 IN C2 38
C209 16V10
16V10
6 37
IN D1 IN D2
36
7 VCUT
MIC IN
8 REC1 REC2 35
C211
A_VOLIN1 A_VOLIN2
9 34
50V0.47 C213 50V0.47
TBI2
10 TBI1 33
C214 50V0.47
50V0.47
11 TBO1 TBO2 32
IC300
0.22
C215 0.22
12 31
TMI1 TMI2
0.22 C216 0.22
13
TMO1 TMO2 30
2200P C217 2200P
14 TT1 TT2 29
16V10
C218
TOUT2
15 TOUT1 28
16 B_VOLIN1 27
BVOLIN2
17 26
BB_A1 BB_A2
BB_B2
18 BB_B1 25
OUT1
19 OUT2 24
16V220
20 VCC 23
GND
21 DATA 22
CLOCK
0.1
C308
120P
57
: AUX SIGNAL LINE : MAIN SIGNAL LINE
: CD SIGNAL LINE : PLAYBACK SIGNAL LINE
: RECORD SIGNAL LINE
: FM/AM SIGNAL LINE
R417
12K
R217
12K
R216
100K
R279
8.2K
LM_RIN
R479
8.2K
LM_LIN
R213
47K
R413
47K
6.8K
AUXR
C212 16V10
16V10
R219
1.5K
R220
2.7K
16V10
CD7.5V
C219 0.47
C220 0.47
R222 560
R221
68K
R307
1.2K
ASP_CLK
R308
1.2K
ASP_DAT
C303
D301
1000P
B0BC7R500001
C302
D301 0.01
TGND
TO
+15V +15V
TUNER/MAIN
CIRCUIT
R302
DO/ST DO/ST (1A) ON
SCHEMATIC
10K
SD
SD
DIAGRAM-3
+9.0V +7.5V
R303 2A
R454
27
DVREF+
4.7K
R212
1K
RCH
TO
R301 4.7K
CE
TUNER/MAIN
LCH
CIRCUIT
PLLDA
(1B) ON
SCHEMATIC
DO/ST
DIAGRAM-3
PLLCLK
2B
PLLCE
R354
100
PLLDA
PLLCLK/
D304
+9.0V
1
DCDET DC_DET
2
R819
MUTE_H MUTE_H
3
2.2K
+15V +15V
4
HI_L HIGH_LIN
TO
5
POWER
HI_R HIGH_RIN
6
CIRCUIT
A_GND
(CN500) ON
7
SCHEMATIC
LO_L
LOW_LIN
8
DIAGRAM-13
LO_R LOW_RIN
9
AGND
10
11
T GND
12
D303
D305
CN300
P_GND
1
D_GND
2
UP GND
D306
3
D302
4
TO
CD8V
CD8V
POWER
5
CIRCUIT
6
(CN501) ON
SCHEMATIC
7
DIAGRAM-13
LED9V
LED9V
8
MOT10V MOT10V
9
+9V
+9V
10
-9V
-9V
11
SW5V
SW5V
12
D302
CN301
B0ACCK000005
D303~D305
B0ADCJ000020
D306
B0EAKM000117
SA-AK220GCP