Panasonic SA-AK220GCP Service Manual page 55

SCHEMATIC DIAGRAM - 6
MAIN CIRCUIT
Q312
Q316
B1GBCFJJ0039
B1ACCF000063
PCONT SWITCH
SWITCH
Q312
R338
R805
1K
4.7K
R367
10K
Q316 R816
470K
R815
470K
D313
Q317
B0ACCE000003
B1ACCF000063
DECK SUPPLY SWITCH
MCLK
RESTSW
CHG_HLF
CHG_CW
CHG_CCW
CHG_SW1
CHG_SW2
CHG_PLR
CHG_AD2
CHG_AD1
DECK2
KEY3 100
R884
100
KEY2 R885
R886 100
KEY1
REG_2
REG_1
VREF+
VCC
R312
100K
C332 100P
C331 100P
C330 100P
C329 100P
C328
100P
: +B SIGNAL LINE
Q317
76
80 79 78 77 75 74 73 72 71 70 69
81 MCLK
/RESTSW
82
83 CHG_HLF
84 CHG_CW
CHG_CCW
85
86 CHG_SW1
CHG_SW2
87
88 CHG_PLR
89 CHG_AD2
90 CHG_AD1
C2CBJF000017
DECK2
91
92 KEY3
KEY2
93
KEY1
94
REG_2
95
96 AVSS
97 REG_1
98 VREF
AVCC
99
100 DEMO SELECTOR
1
2 3 4 5 6 7 8 9 10 11 12
R801
10M
R392
10K
C353
100P
C354
100P
68 66 65 64 63 62 60 59 58 56 55 54
67 61 57 53
PCONT/EFP_/CE
IC305
EE_CS/EFP_/EPM
MICROPROCESSOR
18 21 22 23 24 25 26 28
13 14 15 16 17 19 20 27
6.3V100
C325
100P
C387
68P
X303
R810
H2A100500006
4.7K
R804
Q313
C388
330K
68P
C369
C361 56P
18P
C359
X301
1000P
H0A327200073
C362
18P
55
C352
100P
C351 100P
C350
100P
R383
10K
51
52
SP_C 50
SP_B 49
R337
48
SP_A 1K
47
DCDET
46
45
NC
44
NC
EE_DAT 43
42
EE_CLK
41
MUTE_A
40
MUTE_H 39
38
NC
NC 37
NC 36
NC 35
34
NC
NC 33
NC 32
NC 31
29 30
C324 0.1
R808 47K D312
B0ACCE000003
R446 22K
L304
D314
R817
C323 MA2J72900L
680
C389
0.1
C397
L304
10V1000P
RLQB3R3KT-1Y
Q315
C396
50V2.2
C392
R809
50V1
100K
D310
B0ACCK000005
Q315
R811
B1GACFLL0007
4.7K
POWER RESET
C374
CONTROL SWITCH
56P
Q313, Q314
Q314
B1ABCF000131
SWITCH
C357
1000P
SA-AK220GCP
/DCDET
PCONT
EE_DAT
EE_CLK
EE_CS
MUTE_A
MUTE_H
SW_LV2
SW_LV1
SYS6V
VREF+
/DCDET