Philips CDR570 Service Manual page 76

Electrical diagrams and PWB's
CDR MAIN BOARD - CIRCUIT DIAGRAM 7 : POWER PART TESTPOINTS
1 2 3
POWER PART
A
B
5543
5544
C
TO DISPLAY BOARD
POWER_UP
P12VKILL
1500
F815 VDC2
1
D F816 VFTD
2
F817 VDC1
3
F820
4
1501
F822 F823 5500
7
5
6
6
5
7
4
8
GND_CASE
E 3
9
5502
2 F827
10
POWER_UP
5501
1 F828
BLM21
11
5503
BLM21
EH-B
EH-B
BLM21
GND_CASE
F831
GND_CASE
F
5709
-8VA
BLM21
5V
G
H
I
3104 123 4228.7
{POWER_UP,KILL_OUT}
1 2 3
CDR 3rd gen.
4 5 6
1
5556
F800 +5VA
BLM21
2
7535
LD1117
1542
F802
3 2
IN OUT
1A
GND
MP
1
3
1543 F805
1A
MP P12V
7520
STD17N05
1
7523
BC847B
F813
0.7V
3538 F814
7524
BC847B
10K
5541 1541 5555
BLM21 BLM21
1A
MP
5542
BLM21
F839
BCP69
7527 F840
14
F844
3542
0.7V F842
3555
F845
1K2
7528
12R
3541
BC847B
11V
+5VA
12R
3544
47K
F830 3552
47K
12VPWR
12VCP
3545 11.8V
6R8 12VCP
2551
F838
7526
22u
BC847B
7521-A
3
8
MC34072
F491
3546
1
5.2V
F846
F812 F836 100R
2
5V
4
7522
5.2V
BC857B
3547
15K
12VCP
2552 3548
1n 47K
7521-B
5
8
MC34072
5V
F835
6
4
3551
3K3
3553
+5VA
100R
4 5 6
7. GB 52
7 8 9
D3V3
D5V
4
F806
D5VS
5
2
5546 F807
3
L5V
BLM21
6
F821
+12VA
7
GNDA
P12V
8
12VPWR
9
7558
L78M09
F841
+9SRVPWR
IN OUT
GND
F843
L12V
10
6501
23.2V
10V 27.5V
BAV99
2562 2563 F499
F496
100n
100n
F492
2553
2550
2507
10u
100n 100n
12VCP 6554
BAV99
2508
F495
7548
4.5V BC847B
100n 17.8V
3549 2509
F494
7
F493
F834
100R 100n
4.6V
4.6V
7529
BC857B
F837
5.2V
7 8 9
10 11 12
P12VKILL
11.8V
6553 F801
BAS216
BC857B
7560
F808
F809
0.7V
F810 F811
5K6
7563
BC847B
3532
12VPWR
3540
10K
3566
7525
BC857B
100K
F818
F832
3567
22K
F825
12
7549
BC847B
5551
F826
-8VA
F824
BLM21
2558
2561
100u
100n
11
6500
BAV70W
P12V F819
5554 F498 3550 F497
47u
100R
27.4V 3013
2505 2506
10u 33n 1M
6502
BZX284-C22
10 11 12
13 14
1500 D1 F498 H10
1541 D4 F499 H9
1542 A4 F800 A6
1543 B4 F801 A12
2500 E2 F802 A6
2501 F1 F803 B13
2502 F2 F804 B14
2504 A12 F805 B6
2505 H12 F806 C8
2506 H12 F807 C8
2507 H10 F808 B13
A 2508 I8 F809 B12
2509 I8 F810 C11
2535 B5 F811 C12
2536 B4 F812 H3
2537 B5 F813 C5
2541 D5 F814 C5
2543 B4 F815 D2
F803
BC857B 2544 B4 F816 D2
14
7561 2546 C7 F817 D2
11.8V
2547 F6 F818 E10
F804
2548 D5 F819 H12
KILL
2550 H8 F820 D1
B
2551 G4 F821 D7
2552 H4 F822 D2
2553 H8 F823 D2
2555 F12 F824 F11
2556 G13 F825 F11
-8V during
2557 F14 F826 F12
normal
2558 F12 F827 E2
2561 F11 F828 E2
operation
7562
2562 H8 F829 F14
BC847B
-8VA
2563 H8 F830 F4
2565 D6 F831 F3
2568 A5 F832 E11
C
2571 D3 F834 I7
2572 E2 F835 I6
2574 E8 F836 H4
2575 E9 F837 I7
2577 F2 F838 G4
3013 H13 F839 E6
3531 C12 F840 E6
3532 C12 F841 E9
KILL_OUT 3533 A13 F842 E5
3536 C6 F843 F7
3537 C6 F844 E3
D 3538 C4 F845 F4
3539 D5 F846 H5
3540 E10
3541 F6
3542 E6
3544 F4
3545 G4
3546 G4
3547 H5
3548 H6
3549 I7
3550 H10
E
3551 I6
3552 F5
3553 I6
3554 E5
3555 E5
3556 E4
3557 F4
3559 B12
3560 B14
3562 B13
13
3566 E10
3567 E11
F
A-8V 3570 A12
7556 5500 D2
MC79L05ABD 5501 E2
F829
2 1
5502 E2
L-5V
OUT
5503 E2
3
5541 D4
IN 5542 D4
6 4
5543 B3
NC
7 8
5544 B3
GND
5546 C7
5
5551 F11
G 5554 H10
5555 D6
5556 A5
5709 F3
6500 G11
6501 G9
6502 I11
6553 A11
FS30V
6554 H9
7520 C6
7521-A G4
7521-B I6
H
7522 H5
7523 C6
7524 C5
7525 E11
7526 G5
7527 E5
7528 F5
7529 I8
7535 A4
7548 I8
7549 F11
7556 F13
I
7558 E8
7560 B12
7561 B14
7562 C13
7563 C12
F491 G5
F492 H9
CL06532018_052.eps
F493 I7
290200
F494 I8
F495 I9
F496 H8
F497 H11
13 14