Recorder/Amplifier Part - Philips AZ1009 Service Manual

7-3
CS 49 126
7-3
1 2 3 4 5 6
COMBI BOARD /
2630

RECORDER/AMPLIFIER PART

10u
A
REC/PB-AMP RIGHT
3634 3636
330k 6k8
+B(TAPE) 3650
180R
T265
4,8V
16
1,2V
11
B 3626
0V
1
470R
7625 14
13 2,5V
AN7318S
2658 Rec
15
13 3630
14 4,7V
10 9
470R
1n Pb
1626
0V
15
Pb right
TAPE TRANSPORT
C
1601
Pb right Rec right
T625 Rec right
3 4
1
R
T626 BIAS OSCILLATOR
Bias: 65kHz
2
35Vpp
2 5
L T627 Pb left Rec left
3
3652
6k8
D 4 1 6
2654
Permanent Magnet
5625
Erase Head CD_synchro 10n
to CD part
N S
7800/8
Pb Rec
+B(TAPE) Rec
18 16 7
3653
1626
1626
from 7601 180R
9 8
17
Pb
E
Rec left
ALC delay
Pb 0V
REC/PB-AMP LEFT
Rec 0,8V
Pb left
Pb
12
3629
F 1626 0V 7
470R
10 11
8
3625
7625 2
Rec 4 2,5V
470R AN7318S
3
2657
6 5
0V
1,7V
1,2V
1n
12
4V
3651
330k
G
3633 3635
330k 6k8
2629
H
10u
1201
3551
1626 Rec/Pb-Switch
5
TUNER L 2k2 TU_L
to source switch 1250/1
I 4
GND
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
3552
bead on wire
to/from 3
TUNER R 2k2 TU_R
Tuner Board to source switch 1250/6
2
+A(TUNER)
3207 3208
33R 33R +A(TUNER)
1
+A(FM)
3209
100k +A(FM)
J
TRANSFORMER
/00/04/05/06/10/13/14/17
1006
MAINS-SOCKET
5001
/00 220 - 230V
1
/04 220 - 230V
K 2
/05 230 - 240V
/06 100V
/10 230 - 240V 4 115°C
T250
/13 220V
3
/14 220 - 230V 1202
6250
/17 120V
5 2
9V
1
TRANSFORMER
L 6251
1006 /01/11/11H PW
VOLTAGE SELECTOR
T251
MAINS-SOCKET 5001
1007
220-240V
3
1 C
2
110-127V
1
2
115°C
M 4
BATTERIES
3 1203
2 T252 9V
5
1 T253
6xR20
PW
Tape transport
1204
3 +A
Motor
N Switch
2 +A(TAPE) 10,2V
TAPE 1
M
MOTOR
-
PW
1 2 3 4 5 6
7 8 9 10 11 12
3638 1250
2638
27k SOURCE
5n6
SWITCH
from CD part
CD_R
Rec right
CD 10
3644
TAPE/OFF 9
100R T304
8
FM
7
6
TU_R AM
3
Pb from1201
2636
2
47u 1626 Rec
1
2,5V
0,8V
3654
7626
150R
BC548B
0,3V
T303
3 2 1
1350
from CD part DBB
CD_L
6 5 4
4
1626 Rec
2635
5
47u
Pb
CD 5
6 3643
TAPE/OFF 4
100R
3
FM
2
TU_L
AM 1
from 1201
Rec left
3637
2637
27k
5n6
Rec Pb
9,4V
to CD part +A(CD)
CD 20 +A
TAPE/OFF 19
10,7V FM 18
+A(FM)
17
via 1201 AM 16
to Tuner part
+A(TUNER)
10,0V FM
10,7V AM
10,7V
10,2V
9,4V
to 6300 5,5V
+A +A
+A(on) +B(TAPE) to 3650
10,7V
1626/7
4 x 1N4002
10,2V
CD 15
7601
6253 TAPE/OFF 14
9,4V
T254 13 BC548C
FM
12
AM 11
3645
6252
4,8V
1k
CD
TAPE /OFF
FM
AM
Adjustment of tape speed: (use Universal Test Cassette SBC420, 3150Hz part)
Measure on headphone socket and adjust trimpot. on motor to 3150Hz ±1%.
7 8 9 10 11 12
7-3
13 14 15 16 17 18 19
3300
VOLUME
POTMETER +A(on) +A
ANTI PLOP
9,9V
10,1V
7301
BC548B
right
5
3 4
T310 PW PW
7300 9,4V 10,7V
2
PW TA8227P 1 12
T306
MUTE VCC
2312
10
3306
2306 0V
7 9,7V
470 47u 1
+ PW
0u47 2320
11
8
ch-1
4,9V
3308 470u 7
0.6V 8 45E
- 3313
330R 30k
3
2308 120R
5,2V 9 4
2
RIPPLE GND
120R
2305 3305 4u7
0V
6 4
470R 3314
+
0u47 2319 5
2
ch-2
4,9V
3307
45E 470u
0.6V 5
T305 -
left 330R 30k 2311
6 3
9,7V
1 7 47u
PW-GND
2 PW
T302
T308 PW
T300
T301
PW
SIGNAL PATH
Pb right
Pb left
DC voltages measured
with mains supply 230V
....V Radio FM mode
V EVM V tape mode
V CD mode
EVA Rec/Amp , 021097
13 14 15 16 17 18 19
20
1201 I 2
1202 K 5
1203 M 5
1204 N 5
1250 F10
1250 B10
1250 L10
A 1250 J10
1301 G20
1302 E19
1350 F12
1601 C 2
1626 B 7
1626 F 7
1626 E 6
1626 F 4
1626 C 4
1626 E 3
2250 L 6
2251 L 6
B
2252 I 4
2274 C 6
2301 E13
2302 C13
2303 F13
2304 D13
2305 E14
2306 D14
2307 F15
2308 E16
2309 E16
C
2310 D16
2311 E18
2312 D18
2313 F18
2314 D18
2315 C17
2317 C16
2319 E18
2320 D18
2625 F 4
1302
D 2626 C 4
HEADPHONE
2627 F 5
2628 B 5
2629 H 4
2630 A 4
2631 H 6
R 2632 A 5
2633 G 6
L 2634 B 6
2635 F 7
2636 B 7
E
2637 H 7
2638 A 7
2639 F 8
2640 C 8
2641 G 6
2642 A 6
2650 B 5
2651 F 6
2652 D 5
2653 E 6
2654 D 7
1301 F
1002
2655 D 7
1
2657 G 3
right
2658 B 3
4Ω
2 3207 J 3
3208 J 3
3209 J 3
1003
3
3300 C14
3300 E14
left
3301 E13
4 4Ω
3302 C13
G
3303 F13
3304 D13
3305 E15
3306 D15
3307 E15
3308 D15
3309 C16
3310 A 9
3311 F 9
3313 E19
3314 E19
H
3315 E13
3316 C13
3551 I 2
3552 I 2
3553 G 9
3554 B 9
3625 F 3
3626 B 3
3627 H 3
3628 B 3
I 3629 F 4
3630 B 4
3631 H 5
3632 A 5
3633 G 5
3634 A 5
3635 G 6
3636 A 6
3637 H 7
3638 A 7
3639 F 8
J 3640 C 8
3641 G 8
3642 B 8
3643 G 8
3644 B 8
3645 L11
3650 A 5
3651 G 5
3652 D 7
3653 E 6
3654 D 7
K
3655 D 8
3656 F 6
5201 I 4
5625 D 6
6250 L 7
6251 L 6
6252 L 7
6253 L 7
6256 J 9
6300 C17
6625 M11
L
7300 D16
7301 C17
7601 L11
7625 F 5
7625 B 5
7626 D 8
Rec right
M
Rec left
N
20