Philips LC4.9E Service Manual page 80

Circuit Diagrams and PWB Layouts
SSB: Audio Processing
1 2
AUDIO PROCESSING
B5
A
FROM HERCULES
AUDOUTLSL
B
AUDOUTLSR
AUDIO-L
AUDIO-R
C
D
SOUND_ENABLE
+5VSW
3626
10K
HP_DET_R_DC 4613
3627
22K
E
POWER_DOWN
EXT_MUTE
F
G
OUT_MUTE
3139 123 6141.1
1 2
LC4.9E AA 7.
3 4
2616
F601
2u2
4618
RES
F602
2617
2u2
4619
RES
+3V3SW
7602-1
74HC08PW
14
I606
1
ITV ONLY
I607
2
4601
7
RES
14
9
I613
10
7
I614
7605
PDTA143ET
6601
I615
5V
BZX384-C3V3
3 4
80
5 6
3605
2603 I608 3604
HPIC_LIN I618 2V6
2
22K
1u0
F603 2V6
2604
3
470p
2605
1u0
3612
3610
100K
2608 I610 3609
F604
HPIC_RIN 2V6
6
1u0 22K
F605
2V6
2609
5
470p
2611
3611
2610
100u
100K
+5VSW
1u0
16V
3625
3K3
+3V3STBY
3V4
3V2
7607
7602-2
BC847BW
14
74HC08PW
4
I612
3 3V3 6
5
7
+5V
7602-4
RESERVED FOR UFD
14 74HC08PW
7602-3 3628
74HC08PW RES 12
8 11
13
3629 7
RES
0V
+5VSW
+5V
3630
7606-1
BC847BS
470R
5V2
0V
3631
I617
0V 7606-2
BC847BS
470R
2619 3623
47u 47K
5 6
7 8 9
22K 4609
2615
3632
I604
39R
470u 16V
7601-1
TS482IDT
I602
HPIC_LOUT ** 4604
1
RES
2V6
5V3
22K 4610
I605
2618
3633
470u 16V 39R
7601-2
TS482IDT
I603
HPIC_ROUT 4605
**
+5VSW
7 RES
2V6
5V3
2614
100n
3.2 TO 4.3V SOUND_ENABLE_1
4602
2613
+3V3SW
1u0 3618
22K
10V
3615
I611
10K
+3V3STBY
RESERVED FOR UFD
4606 3617
1K0
7604
BC847BW
3619 I619
10K
+3V3STBY
3616
1K0
7603
BC847BW
3620
I616 2612
10K
1u0
10V
3621
RES
4603
4614
RES
4615
RES
7 8 9
2603 B5 I612 D7
2604 B6 I613 E4
B5
2605 B6 I614 E4
2608 C5 I615 F4
2609 C6 I616 F8
2610 C6 I617 F5
2611 C6 I618 B6
A
2612 F9 I619 D8
2613 C8
2614 C8
2615 B9
2616 B4
2617 C4
2618 B8
HP_LOUT
2619 F5
3604 B6
3605 B7
3609 C6
B
3610 C6
3611 C6
3612 B7
3615 D7
3616 E9
3617 D9
3618 D8
3619 D8
3620 F8
HP_ROUT
3621 F8
3623 F5
3625 C7
C
3626 D2
3627 E2
3628 E5
3629 E5
3630 F6
3631 F6
3632 B9
3633 B9
4601 D2
4602 C8
4603 F8
D 4604 B9
4605 C9
4606 D7
4609 B9
4610 B9
4611 B4
4612 C5
4613 D2
4614 G8
4615 G8
4616 D4
4617 D5
E
4618 B4
4619 C4
4620 F5
4621 F5
POR_AUDIO
6601 F4
7601-1 B7
7601-2 C7
7602-1 D4
7602-2 D5
7602-3 E5
7602-4 E6
7603 E8
F
7604 D8
7605 F4
7606-1 F6
7606-2 F6
7607 D7
F601 B4
F602 B4
F603 B6
F604 C6
F605 C6
I602 B8
G I603 C8
I604 B9
I605 B9
I606 D4
I607 D4
G_15351_005.eps I608 B5
080906
I610 C5
I611 D7