Panasonic SA-AK22 Service Manual page 38

SA-AK22
SCHEMATIC DIAGRAM - 4
JK305
Lch
AUX
Rch
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
: -B SIGNAL LINE
MAIN CIRCUIT
R401
2.7K
AUX1_L
C401 C402 R402 AUX1_R
100P
100P 10K
R202
C201 C202
10K
100P 100P
R201
R210
2.7K 1K
R410
1K
C301
302
1000P
R207
1.5K
R300 PLLCE1
4.7K
R208
10K
301
R407
1.5K
C300
0.01
D318
UDZSTE177R5B
R303
10K
R304 R305 +9.0V
47 47
R213
56K
R215
1K
: MAIN SIGNAL LINE : FM/AM SIGNAL LINE
: RECORD 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 9 8 7 6 5
C235
50V2.2
C434
50V4.7
C234
50V4.7
C303
48 47
16V10
<0.01V>(0.01V)
R302 R301 ((0.01V))0.01V
49
ALCC
100K 100K
R209
<4.34V>(4.35V)
50
47K ALCR
C407 16V10 ((4.34V))4.35V
51
RECL
<4.69V>(4.68V)
C207
((4.69V))4.69V
52 RECR
<4.67V>(4.67V)
16V10
C308
((4.67V))4.67V
53 VFC1
<4.65V>(4.65V)
0.1
((4.64V))4.65V
R409 54
GND
<0.01V>(0.01V)
47K
((0.01V))0.01V
55
VFC2
<4.64V>(4.64V)
C310
((4.64V))4.64V
56
0.047 MIC
<4.64V>(4.64V)
R414
((4.64V))4.64V
57
DPLL1
<4.66V>(4.66V)
10K
((4.65V))4.66V
58
DPLL2
<0.01V>(0.01V)
R214
((0.01V))0.01V
59 DPLR1
C204
<4.65V>(4.65V)
10K
((4.64V))4.64V
220P
60 DPLR2
<0.01V>(0.01V)
((0.01V))0.01V
61
PS1
<4.64V>(4.64V)
C304
((4.63V))4.64V
0.047
62 PS2
<4.64V>(4.64V)
((4.64V))4.64V
63
F1L1
<4.64V>(4.64V)
C305
((4.64V))4.64V
F1L2
4700P 64
<4.64V>(4.64V)
((4.64V))4.64V
C306 C307
R408 C404
1 2
50V0.33 50V0.33
10K 220P
C311
50V0.22
C379
0.15
C313
R413 0.15
56K
R415
1K
38
4 3 2 1 28 27 26 25
R211
R212
2.2K
4.7K
R412
4.7K
C357 16V10
45 43
46 44 42 41 40 39 38 37 36 35 34
IC301
BH3874AKS2
AUDIO SOUND PROCESSOR
3 4 5 6 7 8 9 10 11 12 13 14 15
C324
C322 C334 C336 C341
0.022 0.022
5600P 1500P
5600P
C381
0.15
C315 C380
0.15 0.15