Malfunctions related to power supply, 1. power is not turned on, T-17 – Konica Minolta PagePro 1390 MF User Manual
Page 127
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T-17
4.
MALFUNCTIONS RELATED TO POWER SUPPLY
4-1.
Power is not Turned ON.
Relevant Electrical Parts
Mechanical Control Board (PWB-A)
Controller/Image Control Board (PWB-I)
Power Unit 1 (PU1)
Power Unit 2 (PU2)
Step
Check
Wiring Diagram
(Location)
Result
Action
1
Is the power cord plugged
into the power outlet?
–
NO
Plug the power cord into the
power outlet.
2
Is the power cord connected
properly to the printer?
–
NO
Plug the power cord into the
printer.
3
Is the Power Switch turned
ON?
–
NO
Turn ON the Power Switch.
4
Are the fuses (F101 and
F102) on the Power Unit
conducting?
–
NO
Replace the Power Unit
(PU1).
–
YES
Replace the Controller/
Image Control Board (PWB-
I).
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