Panasonic SAPM08 - SINGLE DVD MINI SYST, Service Manual

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IC108
TC4052BFNELM
SIGNAL SELECTOR
A B
A B
C101
3300P
C108
3300P
R381
1K
R389
1K
IC111
M62446FPE2
ELECTRONIC VOLUME
C148
50V0.47
C151
0.022
C
156
3900P
C158
50V3.3
C169
50V3.3
A B
C
C177
16V22
C179
16V22
C185
16V22
R249
1K
R243
1K
R240
1K
S
G
D
S
G
D
S
G
D
D E F
Q201-203
2SJ498CDTA
INTERFACE
Q201
Q202
Q203
R291
1K
C225
100P
R286
1K
C219
100P
R275
1K
C212
100P
m
n
Y
C170
16V100
F A B E
C184
50V3.3
C178
50V3.3
G
C175
50V3.3
D C
C196
50V3.3
B
C163
50V3.3
A
C171
50V3.3
H
I
J
R307 100K
R312 100K
R294
22K
R290
22K
R285
22K
C272
0.1
C237
0.1
C
D
R273
22K
R229
470K
R228
470K
R227
470K
G
R267
22
C210
16V100
R232
10
R201
12
C150
0.022
C149
50V0.47
C155
3900P
R407
22K
R41
1
12K
R403
18K
C331
1000P
R408
22K
R410
12K
R404
18K
C332
1000P
E F
C203
50V4.7
AVss
GNDS GNDR GNDC
40 37 34 33 32 31 30 27 25 24 23 22
GNDL
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21
26 28 29 35 36 38 39 41 42
OUT-PUT PORT
VOLUME VOLUME VOLUME VOLUME VOLUME VOLUME
TONE TONE
MCU I/ F
LBASS1 LBASS2 LBASS3 LTRE AV
DD
RBASS1 RBASS2 RBASS3 RTRE AGND
BYPASSR
BYPASS L
L IN R IN C IN SL IN SR IN SW IN OUT4 OUT3 OUT2 OUT1
DV
DD
CLK DATA LATCH DGND SW OUT SR OUT SL OUT C OUT R OUT CL2 CL1 L OUT CR2 CR1
SCHEMATIC DIAGRAM-18
K
H
L
M
G
16 15 14 13 12 11 10 9
1 2 3 4 5 6 7 8
S0 S2 S3 S1
INH V
EE
Vss
S2 S1 S0 S3
V
DD
A B
C253
0.1
J
:NEGATIVE VOLTAGE LINE
:POSITIVE VOLTAGE LINE
:AUDIO SIGNAL LINE :SURROUND SP. DRIVE SIGNAL LINE
:CENTER SP. DRIVE SIGNAL LINE
:SUB WOOFER SIGNAL LINE
:FM SIGNAL LINE
:AM SIGNAL LINE
-7.1V
-7.7V
7.7V
5.2V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V
5.1V 0V 5.1V 5.1V 7.1V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
5.2V 0V 0V 0V 0V 5.1V 5.1V
0V 0V 0V 0V -7.7V
5.2V