Display - Pioneer WYD-GLFI SERIES Service Manual

(8) Display EU
Symptom
Cause
S/N
V1 inverter unit: Communication
wires between
1
source board and intelligent power
module (CN5)
V2、 V3、 V4、 V5、 VP1、 VP2 Inverter
2
Unit
Inspections
outdoor power
Check CN5 insert.
Display EU
Voltage sensor fault
How to Solve
Insert again if loose.
If the fault remains unsolved
after connection again, please
replace the outdoor power source
board.
If the fault remains unsolved
after replacement of outdoor
power source board,
replace the intelligent power
module.
Replace the outdoor
source board
17
Remarks
Photo 14
please
power