Schematic Diagram - Reg Board - Sony HBD-E770W Service Manual

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3 7 6 3 1 5 1 5 0

5-34. SCHEMATIC DIAGRAM - REG Board -

1 2
REG BOARD
A
B
CN400
C
13P
CL400
1
P.CONT1
NC 2
CL401
EN 3
CL402
4
E+4V
CL404
6V 5
Q
6
6V
T E
L 1 3 9 4 2 2 9 6 5 1 3
CL405
7
D-GND
D CL406
POWER
FAN-GND 8
BOARD
CL407
CN906 9
V-GND
CL408
(Page 67)
-9V 10
CL409
14V 11
CL410
12V 12
CL411
A-GND 13
E
ET400
CL417
(CHASSIS)
F
w w w
HBD-E770W
• See page 68 for IC Block Diagrams.
3 4
C409 C403
1 0.1
R404
0 C404 C405 R422
0.1 470 47k
25V
CL422
D402
UDZSTE-1713B
CL420
C400 C401
R402 0.1 220
0 16V
D403
CL416 UDZSTE-1718B C411
1
C408
1000p
x a o
y
. i
http://www.xiaoyu163.com
8
5 6 7
R406
1k
D406 D407
EK19LF-F7 EK19LF-F7
13.4
S
R417 Q402
33k RSR25P03TL
Q Q
3 7 6 3
R420
68k
Q401
RT1N141M-TP-1
0
3.1
C431 R423 R421
220 47k 1k
35V
R411
1k
C414
1
IC402
IC B/D
-7V REGULATOR
IC402
TK72270CS
3.3 -7
CONT Vout
-9.7
Vin
-1.2
NP GND
u 1 6 3
.
61 61
2 4
9 9 8
8 9
IC400
IC B/D
+3.3V REGULATOR
IC400
TK11133CSCL-G
3.3 4.2
1 5
CONT Vin
CN403
2
GND
1.3 3.3
3 4
NP Vout
CL412
C412 C415
1000p 1
L401
4.7uH
CL418
13.4
C428
0.01
9
1 5 1 5 0 8 9 2 4
Q401, 402
B+ SWITCH
C426 R415 CN402
220 47k
25V
CL419
CL414
CL415
CL421
m
c o
HBD-E770W
2
9 9
10 11
12P
1 EN
2 NC
3 P_CONT1
4 D+3.3V
5 E+4V N
6 6V
7 DGND
MAIN
BOARD
8 MGND(FAN)
(2/5)
9 14V CN506
(Page 55)
10 A12V
11 AGND
12 BD_PCONT
9 8 2 9 9
13P
1
UNSW12V
2
NC
3 FE_UNSW12V
4
FE_GND_M
5
GND
E
6 GND
7
FE_UNSW6V
MB-134
8 UNSW6V
BOARD
(3/13)
9
UNSW6V
CN303
10 UNSW6V
(Page 37)
11 UNSW-6V
12 GND
13
GND