Panasonic SC-CMAX5GS, Service Manual

Page: 57 / 92

57
12.6. MAIN (DAMP) CIRCUIT
A
1 2 3 4 5 6 7 8 9 10 11 1 2 13 14
1 2 3 4 5 6 7 8 9 10 11 1 2 13 14
C
D
B
E
G
H
F
A
C
D
B
E
G
H
F
S C-CM AX 5G S /PH/PR M A IN (D A MP) CIRCUIT
A M A IN (D A MP) CIRCUIT
S CHEM A TIC DI A GR A M - 5
S O: M A IN ( S OC): S CHEM A TIC DI A GR A M - 1
U S : M A IN (U S B): S CHEM A TIC DI A GR A M - 2
D S : M A IN (D S P): S CHEM A TIC DI A GR A M - 3 ~ 4
D A : M A IN (D A MP): S CHEM A TIC DI A GR A M - 5
V R: M A IN ( V REG F A N): S CHEM A TIC DI A GR A M - 6 ~ 7
CN: M A IN (CONNECTOR): S CHEM A TIC DI A GR A M - 8
: +B S IGN A L LINE : A UDIO OUTPUT S IGN A L LINE
TO S PE A KER S
(FRONT HIGH, FRONT MID)
TO S PE A KER
( S UBWOOFER)
2
4 3
1
G0C100M00009
L3100
2
4 3
1
G0C100M00009
L3101
R350 7
100K
R3508
100K
R3511
3.3
R351 2
3.3
C35 2 5
0.1
C35 26
0.1
R3505
100K
R350 6
100K
R3509
3.3
R3510
3.3
C35 2 1
0.1
C35 22
0.1
R3514
100K
R3513
100K
R351 6
3.3
R3515
3.3
C3530
0.1
C35 2 9
0.1
1 1
C35 6 1 C35 62
0.033
C310 7
C3111
0.1
C311 2
1
C3113
1
C311 7
0.1
C3118
1
C3119
1
C3108
0.033
C3105 0.1
C310 6 0.1
C3104 0.1
C3103 0.1
C310 2 0.1
C3101 0.1
C3100 10
R310 2 22 K
0.033
C31 2 3
0
R3110
0
R3111
C31 22
0.033
R3104 0
R3118 0
R3119 100
R3103 100
R3318 0
R3319 0
R3101 10
R3105 10
R3100 10
R3113 0
2
1
4
43
11
9
10
34
3 6
35
1 2 33
6
7
5
39
38
41
40
8 3 7
2 3 22
2 0
18
1 6
14
13
15
1 7
19
31
3 2
2 8
26
2 5
27
30
2 9
2 1 2 4
3 4 2
44
C1 A B0000398 6
DIGIT A L A MPLIFIER
IC3101
P V DD_ A B
OUT_ A
GND
OUT_B
P V DD_ A B
P V DD_ A B
GND
GND
OUT_ A
B S T_D
B S T_C
OUT_D
OUT_D
GND
OUT_C
P V DD_CD
GND
P V DD_CD
P V DD_CD
GND
/R S T
D V DD
GND
GND
OC_ A DJ
INPUT_B
C_ S T A RT
INPUT_ A
M1
M3
M 2
GND
GND
AV DD
/OTW
/CLIP
G V DD_CD
/F A ULT
INPUT_C
INPUT_D
G V DD_ A B B S T_ A
V DD B S T_B
HE A T S INK
1
1
1
1
C355 7
C3558
C3559
C35 6 0
0
R3 2 10
0
R3 2 11
HE A T S INK
D3001
B0 A CCK000005
D3000
B0 A CCK000005
0
L3003
C3000
1 6V 33
2
4 3
1
G0C100M00009
L3300
2
4 3
1
G0C100M00009
L3301
0.033
C3308
C3310
0.1
C3311
1
C331 2
1
C3318
0.1
C3319
1
C33 2 0
1
C3309
0.033
C330 6 0.1
C330 7 0.1
C3305 0.1
C3304 0.1
C3303 0.1
C330 2 0.1
C3301 10
R330 2 22 K
R3305
100
0.033
C33 27
0
R331 6
0
R331 7
C33 26
0.033
R330 7 0
R3303 100
R3301 10
R3311 10
R3300 10
R3115 0
2
1
4
43
11
9
10
34
3 6
35
1 2 33
6
7
5
39
38
41
40
8 3 7
2 3 22
2 0
18
1 6
14
13
15
1 7
19
31
3 2
2 8
26
2 5
27
30
2 9
2 1 2 4
3 4 2
44
C1 A B0000398 6
DIGIT A L A MPLIFIER
IC3301
P V DD_ A B
OUT_ A
GND
OUT_B
P V DD_ A B
P V DD_ A B
GND
GND
OUT_ A
B S T_D
B S T_C
OUT_D
OUT_D
GND
OUT_C
P V DD_CD
GND
P V DD_CD
P V DD_CD
GND
/R S T
D V DD
GND
GND
OC_ A DJ
INPUT_B
C_ S T A RT
INPUT_ A
M1
M3
M 2
GND
GND
AV DD
/OTW
/CLIP
G V DD_CD
/F A ULT
INPUT_C
INPUT_D
G V DD_ A B B S T_ A
V DD B S T_B
HE A T S INK
0
R301 6
0
R301 7
HE A T S INK
0
R3018
0
R3019
HE A T S INK
B1 A BCF000 2 31
Q 3503
R353 7
4. 7 K
R3535
100K
R353 6
100K
Q 3500
B1 A BCF000 2 31
R3534
22 K
C3549
10
C3550
10
R3533
8. 2 K
Q 3501
B1 A BCF000 2 31
S PE A KER PROTECTION S WITCH
S PE A KER PROTECTION S WITCH
B1 A DCE00001 2
DC DETECT
DC DETECT
Q 350 2
C3551
1
D A MP_R S T D S
S W+ D S
S W-
D S
F+_HI D S
F-_HI
D S
F+_LO
D S
F-_LO D S
PW_MU X _+1 2V V R
DC_DET_ A MP
V R
D A MPGND
PW_+3 6V
V R
V R
D S CN
S O
S O
S W-
S W+
HI-
HI+
LO-
LO+
R33 22
22
R3314
22
R33 2 3
22
R3315
22
R33 2 0
22
R331 2
22
R33 2 1
22
R3313
22
R31 22
22
R3108
22
R31 2 3
22
R3109
22
R31 2 0
22
R310 6
22
R31 2 1
22
R310 7
22
1000P
C3313
1000P
C3314
1000P
C31 2 0
1000P
C31 2 1
1000P
C3109
1000P
C3110
1000P
C33 2 1
1000P
C33 22
R35 2 8
18K
C35 7 0
0. 22
R35 26
18K
C35 6 8
0. 22
R35 2 9
18K
C35 7 1
0. 22
C3519
0.1
C35 2 0
0.1
C35 2 3
0.1
C35 2 4
0.1
C35 2 8
0.1
C35 27
0.1
R311 7
100
C3508 C3509
1000P 1000P
JK3503
JK350 2
C3504 C3503 C350
2
C3501
1000P 1000P 1000P 1000P
LO-
LO+
HI-
HI+
S W-
S W+
1
3
4
2
LO-
LO+
HI+
HI-
1
2 S U
S UBWOOFER-
C3548
0
C 2662
0
R3500
0
CH ASS I S GND