Panasonic SB-PM08 - Power Amplifier and System Control Schematics; Power Amplifier and System Control Circuit Details

DATA
PLL CE
SD
42
PLL DO/ST
44
SD
PLL DO/ST
45
PLL CE
50
PLL DI ADAT
MN101C38CRC1
IC501
SYSTEM CONTROL / LCD DRIVE
M5218AP
IC113
BUFFER
AMP
M5228FPE1
IC112
BUFFER
AMP
AT T
Q133
(Q134)
M5228FPE1
IC112
BUFFER
AMP
M5228FPE1
IC112
BUFFER
AMP
Q128
MUTING
Q121
AT T
MUTING
CONT.
Q122
FILTER
AMP
Q903
(Q901)
FILTER
AMP
Q902
DCLK
DCMD
DSTAT
WIDE1
(To DVD/VIDEO CD/CD
PLAYER SECTION)
15
(12)
17
(2)
19
(4)
14
(11)
23
(9)
21
(7)
TA8255AH
IC902
POWER AMP
FRONT
SPEAKERS
(HIGH)
AT T
Q131
(Q130)
AT T
Q132
AT T
Q129
MUTING
Q142
(Q141)
MUTING
Q139
MUTING
Q140
MUTING
CONT.
Q138
SUB-
WOOFER
OUT
HEADPHONES
M5228FPE1
IC301
BUFFER
AMP
VREF+
76
5
VL1
VL2
VL3
POWER
DET
+B5
Q509,510
D506,507
19
PWRDET
26
DSTAT
25
DCMD
D501
27
DCLK
29
DISC OPN
DISC OPN
30
DISC CLS
DISC CLS
33
LFE
MUTE
LINE MUTE
37
LINE OUT MUTE
40
HP
SW
49
PLLCLK ACLK
CLK
LCD601
LCD
63~1001~4
COM 0~3
SEG 0~37
DISC OPN SW
22
S790
(DISC
OPEN)
23
S791
(DISC
CLOSE)
DISC CLS SW
34
-10dB
43
DIMMER
51
ALATCH
ALATCH
MUTING
CONT.
MUTEA
Q507
VREF+
52
-18dB
ECLK
54
57
WIDE1
MOTOR
DRIVE
M
FAN MOTOR
Q750~753
+B5
58
LCD CLS
LCD CLS
LCD OPN
FRONT
SPEAKERS
(LOW)
6
+B3VCC2
20
+B3VCC1
GND1~4
4,8,
18,22
PRE-GND
13
1
MUTE
10
RIP
MUTE
MUTING
25
Q906
STBY
SURROUND
SPEAKERS
CENTER
SPEAKERS
15
(12)
17
(2)
19
(4)
11
9
7
TA8255AH
IC901
POWER AMP
PRE-GND
13
1
MUTE
10
RIP
MUTE
MUTING
25
Q905
STBY
D105
D106
2
SWITCH-
ING
Q904
D604
(S.SURROUND)
47
SSS LED
+B6
A
B
TC7S08FT5LT
IC401
AND GATE
GND1~4
4,8,
18,22
20
+B3 VCC1
6
+B3 VCC2
2
Rch
59
LCD OPN
41
MIC SW
60
ECHO DAT
61
ECHO CLK
62
ECHO LATCH
MIC SW
ECHO DAT
ECHO CLK
ECHO LATCH