Power Configuration And Vsens; Spots To Check In Vsens - Pioneer AVH-P5200BT Service Manual

1
Check 4: VSENS OK?
CN1901
A
HOST I/F
VD8
VDD5
STANBY
NRES
B
Fig. 4.1: Power configuration and VSENS
<Check>
Check the voltage of the sending pin when the power is ON.
Checking should be based on DGND.
NO. Spot to check
1 VSENS - DGND1
C
PCB side A
D
E
Fig. 4.2: Spots to check in VSENS
F
48
1
2
R1550, R1551
VSENS
voltage-dividing
circuits
IC1004
DC/DC converter
VCC33
VCC12
IC1005
regulator
Module NO.
ALL
AVH-P5200BT/XNUC
2
3
IC1501
DVD-LSI
Rated value Unit
VCC33 x 0.7 or more V
VSENS
3
4
DGND1
4