Philips CDR785/00 Service Manual page 50

1 2 3
INTERFACE BOARD /analog part
1303
CD_L
A
1
3321
6K8
B
CD_R ANA1
3 ANA1
from
CD changer module
3322
6K8
C
V_AMP1+
ANA1 ANA1 10V
0V 3 8
0V 2
4
-7,1V
ANA1 ANA1
D
V_AMP1-
ANALOG IN
V_AMP1+
1311-B
YKC21-3699
F378
L
4
5,6V
F371 3354
0V 5 8
R 6 1K
F372
E
0V 6
5
4
-7,1V
ANA1 ANA1
ANA1
+5V 5V +/- 0,25V
V_AMP1-
+3V3 3,3V
+5VS 5V
F
V_AMP+
V_AMP+
5,6V
V_AMP1+ 10V
-8V -8,4 +/- 0,8V
-7,1V
V_AMP-
5,6V
7336-A
8
V_AMP1- -7,1V
LM833D
1
0V
from DIG PART
G
4
-7,1V
V_AMP-
RECORDING BUFFER
V_AMP+
H
1306
F374 CD_R-W_Analog_L
1
5,6V
7336-B
ANA OUT LEFT
8
F375
2 CD_R-W_Analog_R LM833D
ANA OUT RIGHT
7
F376 Analog_Rec_R
3
ANA IN RIGHT 0V
4 ANA1
4
A GND
-7,1V
Analog_Rec_L 3315
5
ANA IN LEFT
F377 47R
FE-ST-VK-N
to/from CD R/W module
I V_AMP-
. . . V DC VOLTAGES MEASURED IN STOP MODE
UNLESS STATED OTHERWISE
V EVM
1 2 3
7-13
4 5 6
ANALOG SELECTOR
+5VS
16
3325
8K2
ANA1
7321
HEF4052B
ANA1 ANA1
CD L 1
0V
LL
CD_R-W_L
5
0V
LH
2
HL
ANA1
3326
HH
4
8K2
ANA1
CD_R
12
0V
LL
ANA1 ANA1
CD_R-W_R
14
LH
0V
15
HL
ANA1
11
HH
ANA1
7323-A 8
LM833D
ANA1
2361
0V
1
10u
ANA1
ANALOG IN
BUFFER
2367
+5VS
RECORDING SELECTOR
100n
ANA1
7323-B
LM833D
2362
0V
7
10u
ANA1
5V
100n
16 9
ANA1
VDD
2368 ANA1
MSB
ANA1
7320
HEF4052B
3394 CD L
0V 1
LL
8K2
LINE_IN_L
0V 5
LH
2385
100n ANA1
2
HL
ANA1
0V
3
4
HH
ANA1
0V
2
3393 CD R
12
0V
LL
8K2
ANA1
2386 LINE_IN_R
14
LH
0V
100n
15
HL
ANA1
11
HH
VSS VEE
ANA1
8 7
ANA1
-8,4V
-8V
5 0V
6 0V
ANA1
ANA1
4 5 6
7 8 9
1302
3357 DIG_SW_0 V_AMP1+
1K 10
ANA1
from
2335
5V 5V
FRONT/DISPLAY
9 10
BOARD 1401
LOGIC 100n
VDD
MSB LSB
ANA1
10V
LOGIC
DIG SW 0 SOURCE
7324-A
0V 3
8
LM833D
2331
0 CD
1 0V
1 CD R/W
10u
2
0V
4
-7,1V 2330
100n ANA1
H
V_AMP1- ANA1
3 3341
0V
L
10K
2238
100p
ANALOG OUT AMPLIFIER
ANA1
V_AMP1+
H
ANA1
10V
13 0V 7324-B
0V 5 8
L
LM833D 2332
7 0V
10u
0V 6
4
VSS VEE
-7,1V
7 6
ANA1 V_AMP1-
3342
ANA1
-8,4V 10K
2388
2327
100p
100n
ANA1
-8V
ANA1
1302
3335
ANA_SW_0
13
1K
3336
ANA_SW_1
14
1K
MICROPHONE AMPLIFIER
5V 5V
10
LOGIC
LSB
LOGIC +5VS
ANA SW 0 ANA SW 1 SOURCE
7322-C
0 0 CD HEF4066BT
0V 8
0 1 LINE IN
-8,7V 6
0 0 -
1 1 GND
H
3 0V
L
H
13 0V
L
DIG_SW_2
12
1302
6
ANA1
MIC_L
3385
+5VS
10K
7322-D
HEF4066BT
MIC_R
3386
10
0V
10K
7
15 ANA_SW_2 3333
1K
1302
from
FRONT/DISPLAY
BOARD 1401
-8V
7 8 9
7-13
10 11 12
HP_L
to 1304
3345 3349
100R 100R
7327
0V 0V
BC817-25
0,7V
0,7V
7325
+3V3
BC817-25
3,3V
ANA1 ANA1 ANA1 7331
BC857B 2,6V
MUTE
7329
6325
BC857B
3,2V 3,3V
1N4148
2,6V
ANA2 ANA2
HP_R
3346 3350 to 1304
100R 100R
7328
0V
BC817-25
0V
0,7V +3V3
0,7V 7326
BC817-25
7332
ANA1
BC857B
3,3V
2,6V
ANA1 ANA1 ANA1
MUTE
7330
6326
BC857B
3,2V 3,3V
1N4148
2,6V
ANA2
ANA2
V_AMP+
2374
680R
ANA1
5,6V
7335-B
5V 3387
5
8 0V
LM833D
14
2371
3371 1K
9 0V 7
0V
100R
10u
6
0V
4
3375 3377
7
ANA1 ANA1
10K 2K2
-8,4V
2375
-8V
2380
470p -7,1V
HEF4066BT
8 100n
14 ANA1
VCC
V_AMP-
+5VS
0V
-8V 7322-B
3
HEF4066BT
VDD
MONO/
-8,4V 5V
1 7
7 14
STEREO
+5V
5 4
5V
7370 -8,2V 0V
3397
5V BC857B
68K
ANA1 ANA1
-8,2V
V_AMP+
-8V
5,6V
5V 7335-A 3388
3 0V
8
14 LM833D
3372 2372 1K
11 0V 0V 1
100R
10u
12 -8,7V 2
0V
4
V_AMP-
-8,4V -7,1V
-8V
ANA1
3376 3378
10K 2K2
ANA1
2376
470p
10 11 12
13
1304 G13 7332 C12
1306 H1 7335A I10
1311A A13 7335B F10
1311B D1 7336A G3
ANALOG OUT
2238 B8 7336B H3
1311-A
2321 E5 7370 H10
YKC21-3699
F379 2322 H6 F371 E1
2325 A6 F372 E1
L
1
2327 D7 F374 H1
F380
2330 A8 F375 H1
2331 A9 F376 H1
3 A
R
2332 C9 F377 I1
F382
2333 A11 F378 D2
2
2334 C11 F379 A13
ANA1
2335 A8 F380 A13
2361 C4 F381 H13
2362 E4 F382 A13
2365 D2 F383 G13
2366 E2 F386 H13
1303
KILL_L
3380 2367 D3 F387 H13
2368 E3
10K 15
0V 2371 F10
2372 I10
2373 H12
2374 E11
B
2375 F10
2376 I11
KILL_OFF (CDR)
2377 F12
2378 I12
from 7003/15
2379 H11
(digital part)
2380 F11
2385 F3
2386 G3
2388 D8
2396 C1
2397 A5
2398 B5
C
2399 B2
3314 G2
3315 I2
3321 A1
3322 C1
3323 B1
3324 C1
3325 A5
3326 B5
3381 KILL_R 19
3327 A5
10K 0V 3328 B5
from
3330 E12
CD CHANGER
D
3331 D8
3333 I8
1302
3335 E7
3336 E7
MUTE 16
3337 B8
3338 C8
from
3339 B8
FRONT/DISPLAY BOARD
3341 B8
1401
3342 C8
3343 A9
3344 C9
MUTE CONTROL
3345 A9
E 3346 C9
3347 A9
3348 D9
3349 A10
3350 C10
3351 A10
3352 D10
3353 D2
3354 E2
3355 B11
3356 E11
3357 A7
3361 D4
F
3362 E4
2 3369 D2
HEF4066BT
3371 F10
7322-A
14
3372 I10
+5VS
-8V
7 3375 F10
3376 I11
1
13 3377 F11
3378 I11
3380 B12
3381 D12
3383 H7
3384 H7
G
3385 H7
3386 I7
3387 F12
3388 I12
3391 H3
1304
3392 G4
F383
MIC_L
1
3393 G5
MIC L
3394 F5
ANA1 2
3395 G5
MIC GND
MIC_R F381 3396 F5
3
MIC R 3397 H9
4
ANA2 3398 H10
A GND
H
3407 B12
F386
HP_L 5
3409 E2
HP L
6325 A12
6
6326 D12
-8V -8V
F387 6370 I8
7
HP_R
HP R
6371 C12
8 6372 B12
+12V
+12V
7320 F6
7321 A6
FE-ST-VK-N
7322A F13
to/from HP-MIC BOARD
7322B G11
1690
7322C F9
7322D I9
7323A C3
I
7323B E3
7324A A8
7324B C8
7325 A10
7326 C10
7327 A10
7328 C10
7329 A11
7330 D12
Interface Board / Analog part, 160300
7331 A12
13