Philips MX3900D Service Manual page 32

HDPH & MIC PART - CIRCUIT DIAGRAM (For pt 4 board)
1600 A4 1603 C1 1606 A4 2602 A6
1601 A7 1604 B5 2600 A5 2603 B4
1602 A7 1605 B5 2601 A5 2604 C6
1
A
B
YKB21-5075G
1
2
4
C
5
6
1603
mic_gnd
mic_gnd
1
6-7a
2605 C5 2608 C4 2611 A4 2614 B5 3606 B3
2606 C2 2609 C2 2612 B1 2615 A4 3607 B5
2607 C3 2610 C4 2613 B5 3605 C4 3608 C3
2 3
3608
1M0
3610
2606
7600
BC847B
47n
10K
2607
1n0
mic_gnd
mic_gnd
2 3
3609 C4 3613 C2 3616 B6 4615 B6
3610 C3 3614 C3 3617 A6 5600 A5
3612 C5 3615 C5 4604 A5 5603 C6
4 5
5
1600
4
YKB21-5005G
5604
2
5605
3
7
5606
8
1 5600
2615
1606
1
47n
agnd 1604
RT-01T
mic_gnd
3609
2605
1M0
3612
agnd
1u0
20K
BC847B
7601
3605
2608 470R
470n
agnd
agnd
agnd
4 5
6-7a
5604 A5 5607 A7 6600 B6 7602 B5
5605 A5 5608 A6 7600 C3
5606 A5 5609 B6 7601 C5
6
1601
FE-ST-VK-N
1
2
3
3617
4
1K0
MIC_DET
5607
agnd
4615
+12A
5609
7602
BC847B
3616
100R
agnd
5603
MIC
2u2
2604
1u0
8239 210 94156 ..3502p4 dd wk0405
6
7
1602
FE-ST-VK-N
1
2
3
A
4
5
6
7
8
B
C
7