Akai LM-H30CJSA, Service Manual

Page: 24 / 64

8.2 Flow Chart
:
( for Repair Center Use )
(1)
Power Start NG
-22-
Replace
I015
Replace
I016
Check
connectors
P803 & P019 .
Check
connectors
P803 & P019 .
Is the Voltage of
L139 24V ?
(on Main
Board)
Is the Voltage of
L104 5V?
(on Main Board
)
Is the Voltage of
I016 #2
3.3V?
Is the Voltage of
I015 #2
2.5V?
No
No
No
No
Yes
Yes
Yes
No Backlight
& No LED
Is the Voltage of
P803#10 5V &
P803# 4 24V ?
(on Power Module)
Replace
PB01
(Power Module)
No
Yes
Check and Re-plug wires
P015A (from LED Board to P015)
and P802A (from Inverter to P802) .
Yes