Power Amp - Panasonic SA-PM08 Service Manual

HEADPHONES
M5218AP
IC113
BUFFER
AMP
Q133
(Q134)
ATT
Q131
(Q130)
ATT
Q129
ATT
Q132
ATT
Q128 Q121
ATT MUTING
Q122
MUTING
CONT.
(To DVD/VIDEO CD/CD
PLAYER SECTION)
57
WIDE1 WIDE1
27
DCLK DCLK
D501
25
DCMD DCMD
26
DSTAT DSTAT
Rch
M5228FPE1 +B5
Q750~753
IC301
BUFFER MOTOR
AMP DRIVE
M
M5228FPE1
FAN MOTOR
IC112
BUFFER
AMP
Q142
(Q141)
M5228FPE1
MUTING
IC112
BUFFER
AMP
Q140
M5228FPE1
MUTING
IC112
BUFFER
AMP
Q139
MUTING
Q138
MUTING
CONT.
D105
Q507
MUTING
VREF+
CONT.
54 33 52 6
5
49 50 45 42 44 29 30 37
Q903
(Q901)
15
(12)
FILTER
AMP
4,8,
18,22
GND1~4
14
Q902
(11)
FILTER
AMP
13
PRE-GND
+B5
Q906
POWER
MUTING
DET
Q509,510
D506,507
15
(12)
4,8,
18,22
20
+B3
11
SUB-
6
WOOFER
+B3
OUT
13
D106
VREF+
A
7 19 40
MN101C38CRC1
IC501
SYSTEM CONTROL / LCD DRIVE
41 60 61 62
51 58 59
TA8255AH
IC902

POWER AMP

17
(2)
19
(4)
20
V 1 +B3
CC
6
V 2 +B3
CC
23
(9)
21
(7)
2
STBY
25 10 1
TA8255AH
IC901
POWER AMP
17
(2)
19
(4)
GND1~4
V 1
CC
9
7
V 2
CC
2
PRE-GND
STBY
25 10 1
Q905
MUTING
+B6
B
D604
(S.SURROUND)
TC7S08FT5LT
IC401
AND GATE
47
43
1 ~ 4
22 23 34
S790 S791
LCD601
(DISC (DISC
OPEN) CLOSE)
FRONT
SPEAKERS
(HIGH)
FRONT
SPEAKERS
(LOW)
SURROUND
SPEAKERS
CENTER
SPEAKERS
Q904
SWITCH-
ING
63~100
LCD