Philips AZ1050 - Page 17

COMBI BOARD - CIRCUIT DIAGRAM
RECORDER / AMPLIFIER PART
7-1 7-1
PCS 104 246
/OFF
MAINS-SOCKET
BATTERIES
Tape transport
6*R20
-
+
VCC
PW-GND
GND
RIPPLE
30k
45E
45E
30k
MUTE
-
+
-
+
left
right
-
M
+
ch-1
ch-2
5
3
4
2
1
Motor
Switch
1006
5001
C 125
1
2
3
1400
C
110-127V
220-240V
4
4
TRANSFORMER
MAINS-SOCKET
5
3
4
2
1
1006
5001
C 115
TRANSFORMER
/00/05/06/10/13/14/17
/00
/05
/06
/10
/13
/14
/17
220 - 230V
230 - 240V
100V
230 - 240V
220V
120V
220 - 230V
TAPE TRANSPORT
1626 Rec/Pb-Switch
1 2 3 4 5 6 7 8 9 101112 13 14 15161718
BIAS OSCILLATOR
SWITCH
SOURCE
FM
TAPE
CD
R
L
Rec Pb
AM
TAPE
MOTOR
/01/11
VOLTAGE SELECTOR
ALC
DBB
2
71
6
4
2
5
3
ALC delay
from 7601
CD part
to 7800/8
REC/PB-AMP LEFT
REC/PB-AMP RIGHT
COMBI BOARD
from 1201
from CD part
from1201
from CD part
right
left
VOLUME
ANTI PLOP
GND
+A(FM)
+A(TUNER)
TUNER-R
TUNER-L
Rec left
Rec right
Rec right
RecPb
Rec
Pb
Pb
Rec
Pb
Rec
Pb
Rec
Tape
Rec
Pb
Rec left
ALC
RECORDER/AMPLIFIER PART
to 1626/7
11
10
1
13
15
5
to source switch 1250/1
to 1250/6
to/from Tunerboard
to 3650
4 x 1N4003
+A
+A(TAPE)
to CD part
to Tuner part
Tape
7601 I 8
3630 C 4
3629 F 4
3628 B 3
3627 H 3
3626 B 3
3625 F 3
6300 C16
3554 B 9
3553 G 9
3552 I 2
3551 I 2
3316 C13
3315 E13
3314 E18
3313 E18
3311 F 9
3310 A 9
6256 K 9
3309 C16
3308 E15
3307 E15
3306 D15
3305 E15
3304 D13
3303 F13
3302 C12
3301 E12
3300 F14
6253 I12
3300 D14
3209 J 2
3208 J 3
3207 J 2
2658 C 3
2657 G 3
2655 D 7
2654 D 6
2653 E 6
2652 D 5
6252 J12
2651 F 6
2650 B 4
2642 B 6
2641 G 6
2640 C 8
2639 F 8
2638 A 7
2637 H 7
2636 B 7
2635 F 7
6251 J12
2634 C 6
2633 G 6
2632 B 5
2631 H 6
2630 A 4
2629 H 4
2628 B 4
2627 F 4
2626 C 4
2625 F 4
6250 I12
2321 I 5
2320 D18
2319 E18
2317 D16
2315 C17
2314 D18
2313 F18
2312 D18
2311 F18
2310 E16
7301 C16
5625 D 5
2309 E16
2308 E16
2307 F15
2306 D14
2305 E14
2304 D13
2303 F13
2302 C12
2301 F12
2274 C 6
5201 I 4
2253 I 5
2252 I 4
2251 I12
2250 I12
2249 I13
2248 I13
1626 E 3
1626 C 3
1626 F 4
1626 E 5
3656 F 6
1626 G 7
1626 C 7
1601 C 2
1350 F11
1302 F19
1301 G19
1250 K10
1250 I 9
1250 B10
1250 G10
3655 D 8
1204 K14
1203 K14
1202 I14
1201 I 2
3654 D 7
3653 E 6
3652 D 6
3651 G 5
3650 B 4
3645 J 8
7300 D16
3644 B 8
3643 G 8
3642 B 8
3641 G 8
3640 C 7
3639 F 7
3638 A 7
3637 H 7
3636 A 6
3635 H 6
6625 J 8
3634 A 5
3633 H 5
3632 A 5
3631 H 5
T627 D 2
T626 D 2
T625 C 2
T310 D16
T308 F13
T306 D14
T305 E14
T304 B11
T303 E11
T302 F19
T301 G19
T300 F19
T265 B 5
T254 I11
T253 K13
T252 K13
T251 J13
T250 I13
7626 D 7
7625 B 5
7625 F 5
4 51 6 7 8 9 10 11 12 13 14 15 162 17 18 19 203
I
H
G
L
F
E
D
C
B
A
K
J
I
H
G
L
F
E
D
C
B
A
K
J
4 51 6 7 8 9 10 11 12 13 14 15 162 17 18 19 203
17
16
20
19
18
1250
7
6
10
9
8
1250
12
11
15
14
13
1250
2
1
5
4
3
1250
2250
100n
2248
100n
100n
2253
100n
2321
2658
1n
2657
1n
2641
22n
2642
22n
2302
10n
2301
10n
2309
680p
2310
680p
91p
2628
4n7
2632
220p
2634
5n6
2638
91p
2627
4n7
2631
220p
2633
5n6
2637
2626
1n
2625
1n
1n
2640
1n
2639
2652
1n8
2654
10n
2655
10n
100n
2252
2251
100n
2249
100n
PW
PW
PW
PW
PW
PW
PW
PW
PW
PW
PW
PW
+B(TAPE)
+A(on)
+A
+A(on) +A
+A(CD)
+A(FM)
+A(TUNER)
+A(TUNER)
+A(FM)
+A
+A
+B(TAPE)
+B(TAPE)
3315
10k
3316
10k
12k
3309
3302
2k2
3304
1k5
3301
2k2
330R
3307
330R
3308
3303
1k5
3654
150R
470R
3630
330R
3632
330k
3634
6k8
3636
27k
3638
3628
27k
470R
3629
330R
3631
330k
3633
6k8
3635
27k
3637
3627
27k
10k
3640
10k
3639
3652
6k8
3655
18R
3625
470R
3626
470R
3656
4M7
3642
680R
3641
680R
330k
3651
3653
120R
180R
3650
3306
470R
3305
470R
3311
1k
3310
1k
100R
3644
100R
3643
120R
3313
120R
3314
2k2
3551
2k2
3552
33R
3207
33R
3208
100k
3209
3554
6k8
3553
6k8
3645
1k
BC547B
7301
7626
BC547B
BC547C
7601
6625
BZX79F6V2
T306
T305
T304
T303
T310
T302
T301
T300
T254
T252
T253
T251
T250
T625
T626
T627
T265
T308
1301
1
2
3
4
1601
1
2
3
4
5201
TU-L
TU-R
TU-R
TU-L
CD_synchro
CD-R
CD-L
1201
1
2
3
4
5
100u
2317
0u22
2304
0u22
2303
47u
2307
2308
4u7
0.47u
2313
0.47u
2314
2200u
2315
47u
2312
47u
2311
10u
2630
2636
47u
10u
2629
2635
47u
2653
47u
2651
22u
2274
4u7
2306
0u47
2305
0u47
2650
100u
2320
470u
2319
470u
1202
1
2
1203
1
2
DC voltages measured
with mains supply
Radio FM mode
tape mode
CD mode
....V
Pb
REC
6256
1N4148
6300
type:1N4148
V
V
1302
7
8
5
1
3
4
2
HEADPHONE
R
L
1350
6 5 4
3 2 1
1204
1
2
3
3300
50K
3300
50K
16
9
14
7625
AN7318S
2
12
8
7
6
4
3
7625
AN7318S
1626
14
13
15
1626
8
7
9
1626
17
1618
1626
11
10
12
1626
2
1
3
1626
5
4
6
5625
3
2
1 6
4
5
V
7300
2
11
10
3
7
6
8
5
1
9 4
12
TA8227P
PW-GND
OUT-2
BS1
6252
62506253
6251