Schematic Diagram Of H Board - Sony GDM-400PS Service Manual

H
USER CONTROL

(4) Schematic Diagram of H Board

Q802
2SC3311A D801
LED DRIVE SEL1922D-C
R809
BNC
1k
R810
Q801
1k
R812 R811 DTC124ESA
330
220
LED DRIVE
D806
SPB-26MVWF
POWER
R808 R807 R806 R805 R804
5.6k 1k 470
1k 680
S804 S803
S806 S805
S807
RESET ASC INPUT BRT- BRT+
— H BOARD —
1
A
STBY+5V
R813 C800
R814
47
330
330
25V
D800
SEL1922D-C
HD15
Q800
DTC124ESA
R816
LED DRIVE
100k
TH801
C801
R801
R803 R802 R800
330 330 3.3k
470
R815
10k
S801 S800
S802
:RN
H
OSD CONT- CONT+
(USER CONTROL)
B-SS3426<J..>-H..
2
CN801
10P
:XA
LED 0
1
LED 1
2
LED 2
3
LED 3
4
KEY DET
5
STBY+5V
6
GND
7
:RN
ENV_TEMP
8
47 GND
9
25V
GND
10
TO D BOARD
CN510
3
5-17
H BOARD
VOLTAGE LIST
Ref. Pin No. Voltage [V]
Q800 B 5.1
C 0.1
Q801 B 0
C 4.0
Q802 B 5.1
E 4.4
Q803 B 0
E 0.4
4 5
Schematic diagram
H H
H H H
board