Pioneer AVIC-F910BT Service Manual page 49

5
QQ
Check 4: Is VSENS OK?
3 7 63 1515 0
CN1901
HOST I/F
V D 8
V D D 5
STANBY
XRES
Fig 4.1: Power supply configuration and VSENS
<Check> Check the voltage at the "VSENS" test point while the power is on.
Use the "DGND1" test point at the reference.
NO. Check point
1 VSENS - DGND1
Side A
TE
L 13942296513
Fig 4.2: VSENS check point
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5
http://www.xiaoyu163.com
6
R1004,
R1007
IC1004
V C C 3 3
Regulator
IC1005
VCC12
DC/DC
converter
Module No.
ALL
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i
6
http://www.xiaoyu163.com
2 9
8
IC1501
DV5U
V S E N S
Specification value
0.95 - 1.07
VD8 = 8.0 ± 0.4 V
Q Q
3 6 7 1 3 1 5
co
.
AVIC-X910BT/XS/UC
7
9 4 2 8
Unit
V
0 5 8 2 9 9 4 2 8
VSENS
DGND1
m
7
8
9 9
A
B
C
9 9
D
E
F
49
8