Panasonic SA-AK22 Service Manual page 60

SCHEMATIC DIAGRAM - 4
MAIN CIRCUIT
R401
2.7K
LCH
C401
680P
AUX
C201
680P
RCH
R201
JK305
2.7K
2B
RCH
TO
CE
TUNER
LCH
CIRCUIT
PLLDA
(2A) ON
SCHEMATIC DO/ST
DIAGRAM-3
PLLCLK
TUN_GND
TO
15V
TUNER
DO/ST
CIRCUIT
(1A) ON
SD
SCHEMATIC
7.5V
DIAGRAM-3
DET_OUT
1B
PBL
10
PBR
9
AGND
8
RECL
7
TO RECR
6
DECK CIRCUIT
15V
5
(H1001/W1001)
DGND
ON SCHEMATIC
4
MO10V
DIAGRAM-10
3
MOGND
2
MECA.G
1
CN304
: +B SIGNAL LINE
AUX1_L
AUX1_R
C402 R402
100P 10K
R202
C202
10K
100P
C301
302
1000P
R300 PLLCE1
4.7K
301
C300
0.01
D318
UDZSTE177R5B
R303 ST_DO
10K
SD
R304 R305
+15V
47 47
R213
2.7K
R215
22K
: MAIN SIGNAL LINE
: CD SIGNAL LINE
TO PANEL CIRCUIT (CP605)
ON SCHEMATIC DIAGRAM-8
CN303
20 19 18 17 16 15 14 13 12 11 10
C235
50V2.2
C434 50V4.7
C234
C239
50V4.7
100
C303
R210
16V10
1K
R302
R301
150K
100K
R209
47K
C407 16V10
C207
R410
16V10
1K C308
0.1
R409
47K
C310
0.047
R414
R207
10K
1.5K
R214
R208 C204
10K
10K
220P
C304
0.047
R407 C305
1.5K
4700P
C307
R408
C404
50V0.33
10K 220P C306
50V0.33
R413
2.7K
R415
22K
C383
0.01
: FM/AM SIGNAL LINE
: RECORD SIGNAL LINE
9 8 7 6 5 4 3 2 1
R211
R212
2.2K
4.7K
R412
4.7K
C439
100
48 47 46 45 44 43 42 41
<0V>(0V)
((0V))0V
49
ALCC
<3.99V>(4.0V)
50 ALCR
((3.99V))3.99V
51
RECL
<4.57V>(4.57V)
((4.57V))4.57V
52
RECR
<4.57V>(4.57V)
((4.57V))4.57V
53
VFC1
<4.54V>(4.54V)
((4.54V))4.54V
54
GND
<0V>(0V)
((0V))0V
55
VFC2
<4.53V>(4.53V)
((4.53V))4.53V
56
MIC
BH3874AKS2
<4.53V>(4.53V)
((4.53V))4.53V
AUDIO SOUND PROCESSOR
57
DPLL1
<4.54V>(4.54V)
((4.54V))4.54V
58
DPLL2
<4.53V>(4.53V)
((4.53V))4.53V
59
DPLR1
<4.54V>(4.54V)
((4.54V))4.54V
60
DPLR2
<0V>(0V)
((0V))0V
61 PS1
<4.52V>(4.52V)
((4.52V))4.52V
62
PS2
<4.53V>(4.53V)
((4.53V))4.53V
63
F1L1
<4.53V>(4.53V)
((4.53V))4.53V
64 F1L2
<4.53V>(4.53V)
((4.53V))4.53V
1 2 3 4 5 6 7 8
C311 C322
50V0.33 0.022
C313
0.15
28 27 26 25
C357 16V10
40 39 38 37 36 35 34
IC301
9
10 11 12 13 14 15
C324 C334 C336
C341
0.022 0.01 0.01 3300P