Philips CDR570 Service Manual page 64

Electrical diagrams and PWB's
CDR MAIN BOARD - CIRCUIT DIAGRAM 7 : POWER PART TESTPOINTS
1 2 3
A
5543
B
5544
C
TO DISPLAY BOARD
POWER_UP
P12VKILL
1500
F815 VDC2
1
F816 VFTD
2
D
F817 VDC1
3
F820
4
F822 F823 5500
5
FROM
6
PSU
7
8
GND_CASE
9
E
5502
F827
10
POWER_UP
F828 5501
BLM21
11
5503
BLM21
EH-B
BLM21
GND_CASE +5VA
F831
GND_CASE
F 5709
-8VA
BLM21
5V
G
F812
H
I
{POWER_UP,KILL_OUT}
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
1
7523
BC847B
0.7V
F813
3538 F814
7524
BC847B
10K
5541 1541 5555
BLM21 BLM21
1A
MP
5542
GNDA
BLM21
F839
BCP69
7527 F840
14
F844
3542
F842
3555
0.7V
F845 1K2
7528 11V
12R
3541
BC847B
12R
3544
47K
F830 3552
47K
12VPWR
12VCP
3545 11.8V
6R8 12VCP
2551
F838
7526
22u
BC847B
7521-A
3
8
MC34072
3546 F491
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
F835
6
4 4.6V
3551
3K3
3553
+5VA
100R
7. GB 40
7 8 9
D3V3
D5V
4
F806
D5VS
5
2
5546 F807
3 L5V
BLM21
6
F821
+12VA
7
P12V
8
12VPWR
9
7558
L78M09
F841
+9SRVPWR
IN OUT
GND
F843
L12V
10
23.2V
10V 6501 27.5V
BAV99
2562 2563 F499 5554
F496
100n
100n
F492
2550 2553
2507
10u
100n 100n
12VCP 6554
BAV99
2508
F495
7548
BC847B
4.5V
100n
17.8V
2509
3549 F494
7
F493
F834
100R 100n
7529
4.6V
BC857B
F837
5.2V
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
F498 3550 F497 FS30V
47u
100R
27.4V
2505 2506
10u 33n
6502
BZX284-C22
13 14
1500 D1 F499 H
1541 D4 F800 A
1542 A4 F801 A
1543 B4 F802 A
2500 E2 F803 B
2501 F1 F804 B
2502 F2 F805 B
2504 A11 F806 C
2505 H12 F807 C
2506 H12 F808 B
A 2507 H9 F809 B
2508 I8 F810 C
2509 I8 F811 C
2535 B5 F812 H
2536 B4 F813 C
2537 B5 F814 C
2541 D5 F815 D
F803
BC857B 14 2543 B4 F816 D
7561 2544 B4 F817 D
11.8V
2546 C7 F818 E
F804 2547 F6 F819 H
KILL
2548 D5 F820 D
2550 H8 F821 D
B
2551 G4 F822 D
-8V during
2552 H3 F823 D
normal
2553 H8 F824 F
2555 F12 F825 F
operation
2556 G13 F826 F
2557 F14 F827 E
2558 F12 F828 E
7562 2561 F11 F829 F
BC847B 2562 H8 F830 F
-8VA
2563 H8 F831 F
2565 D6 F832 E
2568 A5 F834 I
C
2571 D3 F835 I
2572 E2 F836 H
2574 E8 F837 I
2575 E9 F838 G
2577 F2 F839 E
3531 C12 F840 E
3532 C12 F841 E
3533 A13 F842 E
3536 C6 F843 F
KILL_OUT
3537 C6 F844 E
3538 C4 F845 F
3539 D5 F846 H
D
3540 E10
3541 F6
3542 E6
3544 F3
3545 G4
3546 G4
3547 H5
3548 H6
3549 I7
3550 H10
3551 I6
3552 F5
E 3553 I6
3554 E5
3555 E5
3556 E4
3557 F4
3559 B12
3560 B14
3562 B13
3566 E10
3567 E11
13
3570 A12
5500 D2
5501 E2
F
A-8V
5502 E2
7556
5503 E2
MC79L05ABD
5541 D4
F829
2 1
5542 D4
OUT L-5V
5543 B3
3
5544 B3
IN
6 4 5546 C7
5551 F11
NC
7 8
5554 H10
GND
5555 D6
5
5556 A5
5709 F2
G
6500 G11
6501 G9
6502 I11
6553 A11
6554 H9
7520 C6
7521-A G4
7521-B I6
7522 H5
7523 C6
7524 C5
7525 E11
H
7526 G5
7527 E5
7528 F4
7529 I8
7535 A4
7548 I8
7549 F11
7556 F13
7558 E8
7560 B12
7561 B14
7562 C13
I 7563 C12
F491 G5
F492 H8
F493 I7
PB CDRW
F494 I8
MAIN-4228-CDR99 F495 I9
F496 H8
3104 123 4228
F497 H10
F498 H10
CL06532018_082.eps
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