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1
Check 9 : AVCC5 voltages OK?
A
VD8
<Check>
DVD-REF-A1 Title1 is reproduced and the voltage of sensing pins is checked.
It checks on the basis of PGND and AGND.
B
Verification location
No.
1 VD8_4 - PGND_4
2 AVCC5_1 - GNDAU1
Side A
C
D
AVCC5_1
E
GNDAU1
F
194
1
2
IC1005
REG IC for AVCC 5 V
Fig.9.1 : Power supply
Module No.
ALL
ALL
Fig.9.2 : VD8,AVCC5 voltage check point
AVH-P7800DVD/UC
2
3
AVCC5(= 5.0 V)
3
4
IC1821
Audio-DAC
Q1803
peripheral
Rated value
Unit
8.0
0.4
V
5.0
0.1
V
PGND_4
VD8_4
4
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