Philips CDR570 Service Manual page 88

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
F827 5502
2
10
POWER_UP
1 F828 5501
BLM21
11
F844
5503
BLM21
EH-B
EH-B
BLM21
GND_CASE +5VA
F831
GND_CASE
F
5709
-8VA
BLM21
5V
G
F812
H
I
3104 123 4228.8
{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
P12V
MP
7520
STD17N05
2
1
3
7523
BC847B
F813
0.7V
3538 F814
7524
BC847B 5557
10K F821
BLM21
5541 1541 5555
BLM21 BLM21
1A
MP
5542
BLM21 GNDA
F839
BCP69
F840
7527
14
3542
F842
3555
0.7V
F845 1K2
7528 11V 12R
3541
BC847B
F843
12R
3544
47K
F830 3552
47K
12VPWR
12VCP
11.8V
3545
6R8 12VCP
2551
F838
7526
22u
BC847B
7521-A
3
8
MC34072
F491
3546
1
5.2V
F846
F836
100R
2
5V
4
7522
5.2V
BC857B
3547
15K
12VCP
2552 3548
1n 47K
7521-B
5
8
MC34072
5V 7
F835
F834
6
4.6V
4
3551
3K3
3553
+5VA
100R
4 5 6
7. GB 64
7 8 9 10
P12VKILL
D3V3
D5V
4
F806
D5VS
5
5546 F807
L5V
BLM21
6
+12VCD
+12VA
7
P12V
8
12VPWR
9
7558
100K
L78M09
F841
+9SRVPWR
IN OUT
GND
L12V
-8VA
10
23.2V 6501
10V 27.5V
BAV99
2562 2563 5554
F496 F499 F498
47u
100n 100n
F492
2550 2553
2507
10u
100n 100n
6554
12VCP
BAV99
2508
F495
7548
4.5V
BC847B
100n 17.8V
3549 2509
F494
F493
100R
100n
4.6V
7529
BC857B
F837
5.2V
7 8 9 10
11 12 13
6555 6556 6557 6553 F801
11.8V
BAS216 BAS216 BAS216 BAS216
3571
0R
F803
BC857B 11.8V
7560
F808
F809
0.7V
7562
BC847B
F810 F811
5K6
7563
BC847B
3532
12VPWR
3540
10K
3566
7525
BC857B
F818
F832
3567
22K
F825
7549 12
BC847B
5551
F826
F824
BLM21
7556
2558
2561 MC79L05ABD
100u
2
100n
OUT
3
IN
6
7
GND
5
11
6500
BAV70W
F819
P12V
FS30V
3550 F497
100R
3013
2505 2506
27.4V
1M
10u 33n
6502
BZX284-C22
11 12 13
14 1500 D1 7563 C12
1541 D4 F491 H5
1542 A4 F492 H9
1543 B4 F493 I7
2500 E2 F494 I8
2501 F1 F495 I9
2502 F2 F496 H8
2504 A12 F497 H11
2505 H12 F498 H10
2506 H12 F499 H9
2507 H10 F800 A6
2508 I8 F801 A12
2509 I8 F802 A6
A
2535 B5 F803 B13
2536 B4 F804 B14
2537 B5 F805 B6
2541 D5 F806 C8
2543 B4 F807 C8
2544 B4 F808 B13
2546 C7 F809 B12
BC857B
14
2547 F6 F810 C11
7561
2548 D5 F811 C12
2550 H8 F812 H3
F804
2551 G4 F813 C5
KILL
2552 H4 F814 C5
B
-8V during 2553 H8 F815 D2
2555 F12 F816 D2
normal
2556 G13 F817 D2
2557 F14 F818 E10
operation
2558 F12 F819 H12
2561 F11 F820 D1
2562 H8 F821 D7
GNDA 2563 H8 F822 D2
2565 D6 F823 D2
-8VA
2568 A5 F824 F11
2571 D3 F825 F11
C 2572 E2 F826 F12
2574 E8 F827 E2
2575 E9 F828 E2
2576 D6 F829 F14
2577 F2 F830 F4
2910 E7 F831 F3
3013 H13 F832 E11
3531 C12 F834 I7
3532 C12 F835 I6
KILL_OUT
3533 A13 F836 H4
3536 C6 F837 I7
3537 C6 F838 G4
D
3538 C4 F839 E6
3539 D5 F840 E6
3540 E10 F841 E9
3541 F6 F842 F5
3542 E6 F843 F7
3544 F4 F844 E3
3545 G4 F845 F4
3546 H4 F846 H5
3547 H5
3548 H6
3549 I7
3550 H10
E
3551 I6
3552 F5
3553 I6
3554 E5
3555 F5
3556 E4
3557 F4
3559 B12
3560 B13
13 3562 B13
3563 B14
F 3566 E10
A-8V
3567 E11
3570 A12
3571 A11
F829
1
5500 D2
L-5V
5501 E2
5502 E2
4
5503 E2
5541 D4
NC
8
5542 D4
5543 B3
5544 B3
G
5546 C7
5551 F11
5554 H10
5555 D6
5556 A5
5557 D6
5709 F3
6500 G11
6501 G9
6502 I11
6553 A11
6554 H8
H
6555 A10
6556 A11
6557 A11
7520 C6
7521-A G4
7521-B I6
7522 H5
7523 C6
7524 C5
7525 E11
7526 G5
7527 E5
7528 F5
I
7529 I8
7535 A4
7548 I8
7549 F11
7556 F13
7558 E8
7560 B12
7561 B14
7562 C13
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