Troubleshooting Hints - Xerox XL-795D Service Manual

No Display
( Black )
?
LED ON
YES
Push the power
switch
ON/OFF
LED Color
change ?
NO
Check main board
Scaler IC
Hi / Lo under
push power sw?
NO
A
G. TROUBLE SHOOTING HINTS
NO
YES
YES
To Step 2
Fuse of inverter
Power
adapter ?
YES
Back light
ON?
NO
Check
the Inverter
+12V ?
YES
NO
Check
B
NO
Change
adapter
YES
To Step 2
High Voltage !
Make sure the
NO
connection of
Inverter is fine
Display ?
YES
OK !