Schematic Diagram Of Bd (4/4) Board - Sony KP-48PS2 Service Manual

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Schematic Diagram of BD (4/4) Board

1 2 3
A
LO
R2835
B
100
:CHIP
C2761
D2605
330p
UDZ-5.1B CH:CHIP
PROT
CN2603
UP
0.0039
8P
B:CHIP
WHT
:S-MICRO
R2840
100
FB2601
TO SENSOR :CHIP
0 :CHIP
C
UPPER 1
C2770
D2614
330p
FB2602
GND 2
0 :CHIP UDZ-5.1B CH:CHIP
PROT
LOWER 3
FB2603
GND 4
0 :CHIP
RIGHT 5
FB2604
GND 6
0 :CHIP
LEFT 7
GND 8
D2618
R2843 C2777
0.0039
0 330p
UDZ-5.1B
R B:CHIP
:CHIP CH:CHIP
PROT
D
R2847
100
:CHIP
CN2604
R2849
1P 100 L
:FASTON :CHIP
D2622
C2778
GND 1
UDZ-5.1B 330p
CH:CHIP
PROT
TO CRT
BRACKET
BD
E (4/4)
(SENSOR SIGNAL RECEIVER)
F
G
H
I
J
4 5 6
+9V
LOWER
D2606
R2836 * 0
D2607
750k 1SS355 C2762
UDZ-12B :CHIP PEAK HOLD 0.47
PROT 16V Q2610
B:CHIP DTC144EKA
SW-2
UPPER
C2768 * 0
R2838 D2609
0.1 C2769 C2765
1.1M 1SS355
25V 47 0.47
:CHIP F:CHIP 16V 16V
PEAK HOLD
B:CHIP Q2611
C2766
DTC144EKA
0.0039
C2767
B:CHIP SW-2
* 0 0 *
7 6 5 4 3 2 1
IC2626
NJM2058M-TE2
1V CONV
& PEAK HOLD
8 9 10 11 12 13 14
D2617
C2776
UDZ-12B
PROT
* 0 0 *
-5V
C2771
C2774
0.0039
B:CHIP
C2775
C2772
D2623
0.1 47
1SS355
25V 16V
F:CHIP PEAK HOLD
LEFT
R2850 * 0
1.3M C2779
:CHIP 0.47
16V
B:CHIP Q2612
R2851
DTC144EKA
1.3M
:CHIP SW-2
RIGHT
*
D2624
C2780
1SS355 0.47
PEAK HOLD 16V
B:CHIP
0
Q2613
DTC144EKA
SW-2
7 8 9
C2763 R2837
C2764
47 0.1 1k
16V 25V :CHIP
F:CHIP
D2608
D2611
UDZ-5.1B
1SS355
PROT
D2610
1SS355
R2839
1k
:CHIP
R2841 R2842
10k 10k
:CHIP :CHIP
D2612
UDZ-5.1B
PROT
7 6 5 4 3 2 1
IC2627
NJM2058M-TE2
BUFF
R2845
8 9 10 11 12 13 14
R2844
47 10k
3.1
16V :CHIP 10k
7.6 :CHIP
D2616
R2846
1k
UDZ-5.1B
7.0 2.4
:CHIP
PROT
D2619 D2615
1SS355 1SS355
R2848
C2773 1k
0.1 :CHIP
D2620
25V
F:CHIP
UDZ-12B D2621
PROT UDZ-5.1B
-5V
PROT
R2852
9V
2.2k
:CHIP
R2853
10k
0.7
0 :CHIP
RESET
Q2614
2SC2412K
SW-1
– 52 –
10 11 12
SENSE 0
SENSE 1
TO BD(2/4)
SENSE 2
SENSE 3
-5V
+9V
TO BD(2/4)
AR RESET
B-SS624.<AEP>-BD.-P4-05
KP-48PS2/61PS2
RM-903
13 14