Ssb: Mux And Demux - Philips 32PFL3404/77 Service Manual

Circuit Diagrams and PWB Layouts

SSB: MUX and DEMUX

8 7
B09
MUX and DEMUX
F
C535
R608 R609
10U
AL3 100R 10K
16V
C459
C296
0.022U 1000P
R338
13K
C537
R607 R610
10U
AR3 100R GND 10K
C458
16V
1000P
C295
0.022U R337
13K
E
GND
+12V
12_M
R749
10R
C466
C538
0.1U C122
10U
100U
16V
16V
D
GND
GND GND
GND
R588 R586 R584
22K 22K
22K
R589 R587
R585
22K 22K 22K
R583
R590
22K
22K
C
Y1_L
VGA_L
AV2_L
Y2_L
MUX1-L
Y1_R
VGA_R
AV2_R
Y2_R
MUX_CTLC0
MUX_CTLC1
B
R632
100R
+12V
R582
10K
MUX_CTLC1
R637
C
10K
GPIO_1 Q38
B
BT3904
E
C493
GND
1000P
A
GND
8 7
TCM3.1L LA 10.
6
C540
12_M
10U
R612
16V
100R AUL_OUT0
R611
U26
33K
RC4558
1 8
C460 C536
1OUT VCC+
0.1U 10U
2 7 AUR_OUT0
C465 GND 16V
1IN- 2OUT
100P C464 100P
3 6
1IN+ 2IN-
4 5
VCC- 2IN+
R606
33K
GND
R630
33K
R629
C95
C467 33K
22U
0.1U
16V
GND GND
12/24V_AUDIO
12_M
LL4148
R728
5V-IF R729 C492
0R 0R
220U
NC
R303
16V
47K
D25 R594
LL4148
1K
C461
R715 R593
0.1U Q53
E
1K
100R
BT3906
B
C
OFF_MUTE
C59 R595
100K
10U
+3V3 R142
100K
GND
GND
R385
A_MUTE
10K
D20
R349 R365
+12V LL4148
100R 10K
GPIO_21
D100
LL4148
MCU_M
C495
C121
1000P
10U
16V
GND
GND
+12V
16 1
VDD Y0B
15 2
Y2A Y2B
MUX1-R
14 3
Y1A ZB
12_M R244
13 4
ZA Y3B 0R
+12V
Q100
12 5
Y0A Y1B NC BT3904
11 6
Y3A E
R604
10 7
C76
A0 VEE 10R
10U
C502
9 8
R246
A1 VSS 0.1U
C453
1K8
0.1U
R631
100R U15
HEF4052B
GND
GND
MCU_M
B
R127
4K7
+12V
R635
10K
MUX_CTLC0
R638
10K C
GPIO_7 Q39
B
BT3904
E
C471
GND
1000P
GND
6
EN 55
5 4
R600
33K
C532
R340
R617 10U
16V
100R AL21 15K
AL2
0.022U
C456
C294
1000P
R334
13K
C534
R598 R339
10U
GND
100R 15K
AR2 AR21
16V
C293
C455
0.022U
R333 1000P
13K
GND
D19
C576 R346
4U7 1K
AV1L_IN
D21
R140
BAV70
C564
820R
1000P
C92
330U
16V A_MUTE
R348
C577
GND 4U7 1K GND
AV1R_IN
R306
GND
100K
R95 C568
820R 1000P
+3V3SB
GND
GND
GND
R390
10K
R389
100R
PWDN
C
Q43
B
BT3904
E
GND
+12V
R146 R624
22K 22K
R141 C123
0.1U
22K
12_MA
GND
R620
+12V
22K
16
VDD
15
MUX1-L Y2A
AV1_L
14
Y1A
MICOUT_L
AUD_LOUT
13
C216
ZA
10U
12
Y0A
MUX1-R
C
Q101
11
AV1_R
BT3904 Y3A
MICOUT_R
10
E
A0
9
R633 A1
GND
GND 100R
MUX_CTL2
R748
R426
0R
100R
MUX_CTL3
NC
GND
4
5
2009-Jun-05
3 2
C533
100U
R602
16V
10R
12_MA
C
1K
A_MUTE R603
U27 Q36
B
BT3904
13-LM833D-00B
1 8 C457
E
1OUT VCC C539
R597
0.1U 100U
10R
2 7 GND
C463 GND 16V
1IN- 2OUT
100P C462 100P C
3 6
A_MUTE
1IN+ 2IN- B
Q33
4 5 BT3904
R599
GND 2IN+
E
R616 1K
LM358
33K
GND
GND
GND
R627
33K
C96
22U
C468
16V
0.1U
R628
33K
GND
GND
GND
R347
12_M
C581 R396
R387
33K
MICOUT_L
100R 4U7 1K
U37
C563
RC4558
120P
1 8 C562
R384
1OUT VCC+ C580 R404
5K1
0.1U
4U7 1K MICOUT_R
2 7
GND
1IN- 2OUT
C572 120P
3 6
1IN+ 2IN-
4 5
VCC- 2IN+
R345
GND
5K1
R386
33K
C53 R373
10U C330 33K
0.1U
R366
33K
GND GND
+12V
+12V
R581
R432
10K
10K
NC
MUX_CTL3 R580
10K C
R435
C
NC GPIO_20
10K B
GPIO_8 Q24
B
BT3904
E
NC
E
C494
C574 1000P GND
GND
1000P
NC
GND
GND
U16
HEF4052B
1
Y0B
2
AUD_ROUT
Y2B
3
ZB +12V
4
C67
Y3B R341
10U
1K2
5
AUD_LOUT
Y1B
C454
6 R332
0.1U
E C75
1K2
AUD_ROUT
10U
7
VEE
C60
8
10U
VSS
GND
3 2
1
F
HPOUTL1
R335
4K7
HPOUTR1
GND
R336
4K7
E
R417 R418
22K 22K
GND GND D
MUX_CTL2
Q32
BT3904
C
AUD_L
B
AUD_R
A
1
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