Pioneer XV-E51, Service Manual

Page: 94 / 126

XV-EV51
94
1 2 3 4
1 2 3 4
C
D
F
A
B
E
DC power-
supply
V A
Single purpose operation method.
1
7
SINGLE OPERATION METHOD
Jigs and Measuring instruments
2
Supply a DC power while short-circuiting the jumpers (W282 and W285) with "SERVICE" indication on the IF Assy.
Supply DC power to each point, and all the divided GND short-circuits.
DC apply point
IGND short circuit point
Locations GND Name Assy Name
1 CN8901 16PIN GNDD AF ASSY
2 W132 GNDA AF ASSY
3 W395 GNDM IF ASSY
Voltage Locations Apply Point Name Assy Name
1 8V W497 IC5508 IN IF Assy
2 8V W264 V+8V IF Assy
3 16V C8902 + side VU+12V AF Assy
Individual operation method of XV-EV51,EV21 (MEDIA)
STOP
All Operations
TEST MODE : STOP
→
CANCEL
The DC power supply
(+8.0V) is turned off.
+8.0V
DC power-
supply
V A
off
Power SW
DC Output (+8.0V)
GND
S
T.
M
E
M
O
R
Y
· S
TO
P
7
IF ASSY