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1
QQ
3 7 63 1515 0
Check 7: Is VD8, VCC5 power supply voltage OK?
A
VD8_1
F.E. driver system
DISC detection LED
VD
Fig 7.1: Power supply configuration
B
<Check> Check the voltage at the "VD8_1, VD and VCC5_1" test point while the power is on.
Use the "PGND3 and AGND1" test point at the reference.
NO.
Check point
1
VD8_1 - PGND3
2
VD - PGND3
3
VCC5_1- AGND1
Side A
C
TE
L 13942296513
PGND3
D
Fig 7.2: VD8, VCC5 voltage check points
E
www
F
36
1
http://www.xiaoyu163.com
2
IC1004
VCC5 (= 5.0V )
REG IC
for VCC 5V.
Module No.
ALL
ALL
ALL
x
ao
.
i
DVH-P5900MP/XN/EW5
2
http://www.xiaoyu163.com
3
Power supply
for PU
Specification value
8.0 ± 0.4
8.0 ± 0.4
5.0 ± 0.1
VD8_1
VD
AGND1
Q Q
3
6 7
VCC5_1
u163
y
3
4
2 9
9 4
8
Unit
V
V
V
1 3
1 5
0 5
8
2 9
m
co
.
4
2 8
9 9
9 4
2 8
9 9
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