Philips AZ 1080 Service Manual page 15

COMBI BOARD (Audio part) - CIRCUIT DIAGRAM
L F14 1252 B3 1256 G5 2254 C10 2258 B12 2262 C13 2267 H11
R F14 1253 D3 1257 A5 2255 B10 2259 B13 2263 B13 2268 G5
+A E14 1254 E3 1258 A10 2256 C12 2260 C13 2264 C13 2269 G5
5V E14 1255 G4 1259 B14 2257 B12 2261 B13 2265 B13 2270 F6
1 2 3
A
FE-BT-VK-N
B
1252
1 T265
L_IN
T266
2
R_IN
3
GND
TO ECO-MTF 4
L_OUT
T268 5200
5
+TAPE
2u2
6
R_OUT
C
+CD
DIPMATE
1253
1
+A
+MOTOR
D
2
GND MOTOR
3
TO ECO-MTF
+1 T271
T272
4
REC INFO
(REC=L)
FE-BT-VK-N 1254
3264
1
L
2K2
E 2
GND
3263
3
TO ATM5 R
T275 2K2
4
+B
T276
5
+FM
F
MAINS
SOCKET
G
OR
VOLTAGE SELECTOR
AC220-240V
MAINS
SOCKET
AC110-127V
H
- + R20x6
I
1 2 3
LOUDSPEAKER BOARD
DIPMATE
1260
1
2
3
4
9 - 2
2271 G6 2276 D9 2281 C11 3258 C4 3262 A4 3266 C11 3270 E8 3277 G10 3286 E6
2272 C11 2277 F6 2282 C6 3259 A4 3263 E3 3267 B11 3272 C4 3278 F8 3287 G8
2273 B12 2278 C4 2283 F12 3260 B4 3264 E3 3268 C12 3274 H9 3279 H10 3289 G8
2274 C3 2279 D9 3257 B4 3261 A4 3265 B11 3269 A12 3275 E8 3280 F6 3291 H8
4 5 6 7
3261
1K
3262
1K
TU_L
1257
SST
3259
T267
CD_L 24
6K8
1
3293 T258
2
3295
1K
3
4
1R T279
3257
5
1K5 CD_R
3292 T280 6 23
TU_R
1K
7
3260 8
6K8 9
+A_ON
10
+B T269
11 22
3294 +A
3258 T255
12
1R 1K5
13
provisional
2282
14
47n
15
T270 5201 6261 3272
4V59
16 21
1R CD
1N4003
+B
2278
MW 17
10n
18
FM 19
TAPE
20
+TUNER
6250
BAS316
+FM
SYNC
T273
TU_L
T274
TU_R
+TUNER
+FM 3286
1N4148
1K
6265
2277
1K
3280 100u
+A
T250
6254
2270
AC 2268 6252
22n
1255 22n
T254
1
To Transformer
2
6255
2269 2271
6253
22n 22n
EH-B T251
DC
1256
PH-B T252
1
To Battery
2
T253
From Battery compartment
4 5 6 7
1261
EH-B
1
2
3
4
3292 B4 3296 C7 3300 C13 6251 A12 6255 G6 6260 G10 6264 D8 7253 F9 7257 C9
3293 B4 3297 C8 5200 C3 6252 G6 6257 G10 6261 C4 6265 F6 7254 E8 7260 G10
3294 C4 3298 C8 5201 C3 6253 G6 6258 H8 6262 H10 7250 A12 7255 F9 9235 C7
3295 B3 3299 C13 6250 D4 6254 F6 6259 H8 6263 H10 7251 B12 7256 H10 9236 C8
8 9 10
1258
FE-BT-VK-N
1
+A_ON +A_ON
T281
2
T278
3
GND
4
L_IN
T277 5
GND TO Frontboard
6
L_OUT
7
GND
8
R_OUT
9
R_IN
2255
T260 3265
470R
0u47
T259
9235 9236 2254
T261 3266
0u47 470R
3296
8V91
8V17
+A_ON_CD
BC368
2R2
7257
8V88
3297
3298
100R 220R
T282
2279
10n
6264
2276
BZX284-C10 1n
T283
PROVISIONAL ONLY
VOLTAGE CLAMPER
VOLTAGE REGULATOR
10K
3270
7254
BC327-40
8V95
3275 10R
7255
BC327-40
8V95
3278 10R
7253
10R BC327-40
5V49
8V95
3287
7260 provisional
BC327-40
8V95
3289 10R
3277
1K5
T289 T284 T285
BAS316 BAS316
8V35
1V36
6259 6258 T286
7256
1K
BC847B
3291
6263
0V7
BAS316
T287
6262
BAS316
T288
8 9 10
CD DOOR SWITCH BOARD
DIPMATE
1805
1
2
9 - 2
AGND F14 T251 G5 T255 C7 T260 B10 T264 C14 T268 C3 T272 D3 T276 E3 T280 B4
PGND F14 T252 G5 T256 F11 T261 C10 T265 B3 T269 C4 T273 E3 T277 A10 T281 A9
SYNC E14 T253 H5 T258 B7 T262 B12 T266 B3 T270 C4 T274 E3 T278 A10 T282 D8
T250 F5 T254 G6 T259 B7 T263 B14 T267 B4 T271 D3 T275 E3 T279 B4 T283 D8
11 12 13 14
+A_ON
6251
3269 BAS316
12K
8V26
7250
8V52
BC847B
2273
7V81 T262
220u
+A
2265
3m3
7251 9V
TA8227P 1 12
0V 7V49 2259 2263
T263
3
VCC2 VCC1 BS1
6 DIPMATE
2257 IN1
47u
2 470u 1259
1n O1
3267 2261
5 1
0V6 4V
0u47
NF2
220R
2258 9 2
4
BIAS CIRC 3299
4u7
THERM SHUT DWN 2R2 3
PROT CIRC
7
0V
11 4
O2 4V
IN2
2256 8 2264
2260 T264
10
1n NF2 BS2
0V6
3268
MT1 MT2
47u 470u
7V49
13 14
220R
2281
2262
47u
0u47
2272
47u
3300
2R2
SYNC
SYNC
+A_ON_CD
+A_ON_CD
+CD
+CD
2283
47n
TU_L
CD_L
TU_R
CD_R
T256 +B
2267
470u
11 12 13 14
CD door switch
1806
SPPB51
T284 G8
T285 G8
T286 H11
T287 H10
15
A
B
C
D
E
F
G
H
I
15