Philips FW-C38/21 Service Manual page 74

CIRCUIT & LAYOUT DIAGRAMS - KARAOKE PART
1 2
A
3653
3 6
10K
agnd
5
2
1 4
5640
8
22
u
7
B
agnd
9
TC38
1642
mic_gnd mic_gnd mic_gnd
C
D
1 2
This assembly drawing shows a summary of all possible versions. For components
used in a specific version see schematic diagram and respective parts list.
PCS 103 354
11-6
3 4
mic_gnd
3643
470n
1M
2651
3641
2642
7641
BC550C
100n
10K
2643
1n
mic_gnd
agnd
+Kara
3664
7646
BC847B
1K
6633
3665
150K
1N4148
7647
BC847B
agnd agnd agnd agnd agnd
3 4
5 6 7
2644
220u
2647
3633
agnd
1M
1u
7643
BC550C
agnd
agnd agnd
2648
3632
1M
1u
7642
BC550C
agnd
agnd
agnd
+Kara
2662
3661
1M
100n
2660 2665
3660 3678
7645
BC847B
10K 10K
1u 100n
agnd agnd
agnd
agnd
5 6 7
This assembly drawing shows a summary of all possible versions. For components
used in a specific version see schematic diagram and respective parts list.
11-6
8 9
4606
DIPMATE
57
3648
1
+12A
470R
2
mic_L
3
gnd
4605
4
mic_R
agnd
2667
DIPMATE
100p
48
2669
3669 3676
1
10K 1K
47n
2
7650
BC847B
4268
MPEG_gnd
2668
100p
agnd agnd
MPEG_gnd
8 9
48 D9 5640 B2
57 A9 6632 D4
1642 B1 6633 D4
2641 B2 7641 B3
2642 B3 7642 C5
2643 B3 7643 A5
2644 A5 7645 D5
2645 B4 7646 D3
2647 A6 7647 D3
2648 B6 7650 D8
2649 B5
2650 C5
2651 B4
A
2660 D6
2661 D5
2662 D5
2663 D4
2664 D3
2665 D7
2666 D6
2667 D7
2668 D8
2669 D8
2670 D7
2671 D9
B
3630 B5
3631 B5
3632 B5
3633 A5
3634 B6
3635 A5
3636 C5
3637 B5
3641 B2
3643 B3
3644 B3
C 3645 A3
3647 B4
3648 B8
3650 C6
3651 A6
3652 B1
3653 A2
3655 B2
3660 D6
3661 D5
3662 D5
3663 D5
3664 D5
3665 D4
D
3666 D3
3669 D7
3674 C7
3675 D7
3676 D8
3678 D6
4268 D8
4605 B8
4606 A8