Epson ColorPage EPL-C8000 Service Manual page 438

EPSON EPL-C8000
(Continued)
FIP-2.38 "HVPS is Defective"
Step Check point
Check: Power supply to the HVPS
l
10 Is the voltage level correct at the pins below?
- P/J41-1<=>P/J41-3: 24VDC
Check: Power supply to the LVPS
l
11
Is the voltage level correct at the pins below?
- J32-4<=>J32-5: 24VDC
Check: MAIN HARNESS ASSY electrical continuity
l
Does the MAIN HARNESS ASSY have continuity at the
12
pins below?
- J16<=>J42
Check: MCU PWB replacement
l
13
Does the problem still occur after replacing the MCU
PWB?
Chapter 5 TROUBLESHOOTING
Remedy
Yes
Go to Step 12.
Replace the MAIN HARNESS ASSY.
Go to Step 13.
Go to Step HVPS
No
Go to Step 11.
Go to FIP-2.2 "LVPS 24VDC is
Defective".
Replace the MAIN HARNESS ASSY.
Problem solved.
Rev. B
5-104