Panasonic SA-AK500PC Service Manual page 200

SCHEMATIC DIAGRAM - 4
MAIN CIRCUIT
R201
RCH
10K
C201
680P
AUX
C401
680P
LCH
R401
10K
JK305
C303
1000P
RCH R302
TO
CE
4.7K
TUNER
LCH R338
CIRCUIT
(1B) ON
PLLDA_2
0
SCHEMATIC
DO/ST
DIAGRAM-3
PLLCLK
2B
TGND
TO
+15V
R303
TUNER
DO/ST
10K
CIRCUIT
SD
(1A) ON
SCHEMATIC
+7.5V
DIAGRAM-3
2A
D317
UDZSTE177R5B
10
PBL
9
PBR
8
AGND
TO
7
DECK
RECL
CIRCUIT
6
RECR
(H1001/
5
W1001) ON +15V
SCHEMATIC
4
DGND
DIAGRAM-12
3
MO+B
2
MOGND
1
MECA.G
CN304
14
CHG_CW
13
CHG_HALF
12
8V
11
CHG_CCW
10
CLAMP
9
TO
OPEN
R313
CD LOADING
8
SW1
CIRCUIT 0
7
(CN1) ON
PGND
SCHEMATIC
6
SW2
DIAGRAM-14
5
DGND
4
5V
3
POSITION
2
BOTTOMSW
1
PLUNGER
CN309
: +B SIGNAL LINE
: AUX SIGNAL LINE
: FM/AM SIGNAL LINE
: CD SIGNAL LINE
C202 R202
100P 3.3K
R402
C402
3.3K
100P
PLLCE1
PLLDA
PLLCLK
C304
0.01
R203
R204
1K
47K
+15V
R403
ST/DO/SQCLK
1K
R404
SD
47K
R385
+9V R205
27
1K
R206
47K
R405
1K
R406
47K
R209
100K C204
16V10
R210 R410
+15V
8.2K 8.2K
MO10V
LM_L R418
1K
R340
+9.0V
C407
220
50V0.22
C311
16V33
KTC3875GRTA
LEVEL DETECTOR SWITCH
CHG_CW
CHG_HALF
R218
LM_R
8V
1K
CHG_CCW
CLAMP
C207
50V0.22
OPEN
R314 R315 R336
SW1
MO10V
0
0 0
C320 0.47
SW2
R312
SW5V
220
POSITION
CHG_PLGR
BOTTOMSW
<0.01V>
((0V))
: MAIN SIGNAL LINE
: PLAYBACK SIGNAL LINE
: RECORD SIGNAL LINE
C241
0.039
R246 R271
15K
0
R270
39K
42 41 40 39 38
1 2 4
3 5
C203
2200P
C403
2200P
C404
R409
16V10
100K
R414
R412
D405
2.2K 330K
MA728TX
<6.13V>
((6.17V))
C406
R461
Q401
50V1
33K
<1.57V>
<0.95V>
R417
((1.58V))
((0.96V))
100K
R415
100
Q201,Q401
C408
R416
16V10
1K
R214
R212
2.2K
330K
D205
MA728TX
<6.19V>
C206
((6.24V))
R261
Q201
50V1
33K
<1.55V>
R217
<0.92V>
((1.56V))
100K
((0.94V))
R215
100
R216
C208
<9.95V>
R316 1K
16V10
((9.97V))
10K
Q302
<9.95V>
<0.01V>
((9.96V))
Q302
R317
((0.01V))
KTA12710YTA
1K
<0.02V>
CD MOTOR SUPPLY SWITCH
((0.02V))
Q301
Q301
KRC102STA
<0.01V>
PLUNGER MOTOR
((0.01V))
SUPPLY CONTROL SWITCH
TO
PANEL CIRCUIT
(CP601) ON
SCHEMATIC DIAGRAM-10
17 16 15 14 13 12 11 10 9
IC300
C1BB00000654
AUDIO SOUND PROCESSOR
R386
0
R219
1.5K
37 36 35 31
34 33 32 30
IC300
8 13
6 7 9 10 11 12
R446
0
R419
1.5K
C441
R411
0.039
100
R470
39K
Q320
C405
B1AAKD000009
50V1
VOLTAGE REGULATOR
R413
82K
R211
100
C205
50V1
R213
82K
CN303
8 7 6 5 4 3 2 1
R392
0
R220
3.9K
C221
50V2.2
26 23 22
29 28 27 25 24
16 17 21
14 15 18 19 20
C421
50V2.2
R420
C309
3.9K
10V220
<4.9V>
<5.6V>
((5V))
((5.6V)) R342
Q320
390
<8.7V>
((8.6V))
C336
R341 0.01
390
D311
UDZSTE175R1B