AVH-P4000DVD/XN/UC
43
5
6
7
8
5
6
7
8
C
D
F
A
B
E
Check 7: Is VD8, VCC5 power supply voltage OK?
VD8_1
VD
VCC5 (= 5.0V )
Fig 7.1: Power supply configuration
F.E. driver system
DISC detection LED
Power supply
for PU
IC1004
REG IC
for VCC 5V.
NO.
Check point
Module No.
Specification value
Unit
1
2
3
VD8_1 - PGND3
VD - PGND3
VCC5_1- AGND1
ALL
ALL
ALL
8.0 ± 0.4
8.0 ± 0.4
5.0 ± 0.1
V
V
V
Side A
Fig 7.2: VD8, VCC5 voltage check points
<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.
VCC5_1
AGND1
VD
VD8_1
PGND3
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