Circuit Diagram 2 - Philips MX3900D Service Manual

CIRCUIT DIAGRAM 2

1401 G13 2405 G7 2411 I2 2417 A11 2425 C9 2431 D9
1402 F14 2406 G7 2412 I2 2418 A11 2426 C11 2432 D11
2400 D2 2407 G7 2413 I4 2419 B9 2427 D9 2433 E9
2401 D3 2408 G7 2414 I6 2420 A11 2428 D10 2434 E10
2403 D4 2409 H5 2415 A9 2421 B9 2429 C11 2437 F9
2404 D5 2410 F3 2416 A10 2422 B10 2430 D11 2438 F11
1 2 3
DIGITAL TO ANALOG
A
B
C
D D
+5V_D
D
5401
+3V3
33u
7404
DAC_RST
7400
CS4382
BC847B
3417 4K7
19
RST_
E
43 VLS
3400 47R 9 SCLK1
TBCLK
7 LRCK1|DSD-EN
TWS 3401 47R
3402 10K SCLK2
12
D
3403 LRCK2
10K 10
SDIN1
3404 47R 8
TSD0
1
3405 47R 11 SDIN2
TSD1
3406 47R 13 SDIN3
TSD2
4402 SDIN4
14
D
MCLK
47R
3408 6
MCLK
F
D
3409 47R
+5V_D
M3|DSD-SCLK
3410 10K 42
D
15 M2|SCL|CCLK
I2C_CLK_AD
1
16 M1|SDA|CDIN
I2C_DATA_AD
M0|AD0|CS_
17
VLC
18
3411 10K 3 DSDA1
G 3412 10K 2 DSDB1
3413 1 DSDA2
10K
3414 DSDB2
10K 48
DSDA3
3415 10K 47
D
3416 10K 46 DSDB3
45 DSDA4
44 DSDB4
4403
L_GND
H
4404
Rs_GND GND_BUF
5400
+5V_DAC
+5V
33u
+5V_v
5402
I +5V_D
+5V
33u
D
1 2 3
12-5
2439 G9 2446 H9 3402 E2 3409 F2 3415 G2 3421 A9
2440 G10 2448 H11 3403 E2 3410 F2 3416 G2 3422 A10
2441 F11 2454 H10 3404 E2 3411 G2 3417 E2 3423 B9
2442 G11 2455 G9 3405 E2 3412 G2 3418 D3 3424 A10
2443 G11 3400 E2 3406 F2 3413 G2 3419 H9 3425 B10
2445 H9 3401 E2 3408 F2 3414 G2 3420 A9 3426 B9
4 5 6
+5V_D +5V_DAC
2403 2404
100n 100n
D
4 32
VD VA
AOUTA1+
VOLUME CONTROL INTERPOL FILTER DAC ANAL FILTER AOUTA1-
MIXER
AOUTB1+
VOLUME CONTROL INTERPOL FILTER DAC ANAL FILTER AOUTB1-
AOUTA2+
VOLUME CONTROL INTERPOL FILTER DAC ANAL FILTER AOUTA2-
MIXER
AOUTB2+
VOLUME CONTROL INTERPOL FILTER DAC ANAL FILTER AOUTB2-
AOUTA3+
VOLUME CONTROL INTERPOL FILTER DAC ANAL FILTER AOUTA3-
1
MIXER
AOUTB3+
:2
VOLUME CONTROL INTERPOL FILTER DAC ANAL FILTER AOUTB3-
AOUTA4+
VOLUME CONTROL INTERPOL FILTER DAC ANAL FILTER
AOUTA4-
MIXER
AOUTB4+
VOLUME CONTROL INTERPOL FILTER DAC ANAL FILTER AOUTB4-
MUTEC1
MUTE
MUTEC234
CONTROL
CONTROL PORT/
MODE SELECT
VQ
FILT+
DIRECT STREAM
DIGITAL INPUT
GND
5 31
4400
2409
100n
D
3475
+5VA_A
10R
3470 3474
3471
+5VA_B -5V_v
10R
4R7 4R7
3472
+5VA_C
10R
GND_BUF
GND_BUF
4 5 6
3427 B9 3433 D9 3439 E9 3445 G9 3452 H10
3428 B10 3434 D10 3440 E10 3446 F10 3453 I9
3429 C9 3435 E9 3441 F9 3447 G9 3454 H10
3430 C10 3436 D10 3442 F10 3448 G10 3455 I10
3431 C10 3437 E10 3443 F10 3449 G10 3470 I4
3432 D9 3438 E9 3444 F9 3450 H9 3471 I4
7 8 9
3420
10K
L_GND
L_GND
3423
10K
3426
10K
R_GND
R_GND
3429
10K
3432
10K
Lfe_GND
Lfe_GND
3435
10K
39
40
3438
38
37
10K
35
36
Ls_GND
34
33
Ls_GND
29
30
28
3441
27
10K
25
26
24
3444
23
10K
41
22
C_GND
21
20
C_GND
3447
10K
3450
10K
Rs_GND
Rs_GND
3478
-5VA_A
10R 3453
3476 10K
-5VA_B
10R
3479
-5VA_C
10R
7 8 9
12-5
3472 I4 4400 H5 5402 I2 7403-B H11
3474 I6 4402 F2 7401-A A11 7404 D2
3475 H4 4403 H2 7401-B B11
3476 I7 4404 H2 7402-A D11
3478 H7 5400 H2 7402-B E11
3479 I7 5401 D2 7403-A F11
10 11 12
+5VA_A
2417
12K
100n
3
8
3422
1
7401-A
LM833D
2
4
L_GND L_GND
2418
100n
-5VA_A 2420
3424
12K
100p
3425
+5VA_A
15K
12K
5 8
3428
7 7401-B
LM833D
6
4
R_GND R_GND
3430 -5VA_A 2426
12K 100p
3431
+5VA_B
15K
2429
12K
100n
3 8
3434
1 7402-A
LM833D
2
4
2430
Lfe_GND Lfe_GND
100n
-5VA_B
3436 2432
L_GND
12K
100p
3437
DVD_R
+5VA_B
15K
R_GND
DVD_Lfe
12K
5
8 Lfe_GND
3440
7
7402-B DVD_Ls
LM833D
6
Ls_GND
4
Ls_GND Ls_GND DVD_C
C_GND
-5VA_B 2438
3442
DVD_Rs
12K
100p
Rs_GND
3443
+5VA_C
15K
1
DIG_OUT
2441
DIG_IN_1
12K
100n
3 8
3
DIG_IN_2
3446
1 7403-A
LM833D MIC_GND
2
3
4
MIC_IN
2442
C_GND C_GND
100n
-5VA_C
3448 2443
12K 100p
3449
+5VA_C
15K
12K
5
8
3452
7 7403-B
LM833D
6
4
Rs_GND Rs_GND
-5VA_C 2448
3454
12K
100p
3455
15K
10 11 12
13 14
A
B
C
D
1
2
3
4
5
1
2
6 E
3
4
7
5
6
8
7
8
9
9
10
10
11
12
11
13
14
12
15
16
13 F
D
1402
14
FMN-STK
15
16
17
18
1401
FMN
To AV Board G
H
I
13 14