Fuser Life; Maintenance Unit Life (Aculaser M4000N Only) - Epson EPL-N3000 Service Manual

EPSON EPL-N3000/AcuLaser M4000N

3.2.18 Fuser Life

Table 3-21. Troubleshooting for "Fuser Life"
Step Action and Question
Parts below can be the source of this error
• FUSER ASSY
(p.253)
• HARNESS ASSY FUSER
(p.251)
• HVPS/MCU
(p.301)
FUSER ASSY
1. Replace the FUSER ASSY for a new one.
1
2. Excute the "Reset Fuser Counter" in the Reset
Menu.
♦
Does the error still occur?
Troubleshooting
Yes No
(Chapter 4 Disassembly and
Assembly)
Replace the Problem
HVPS/MCU solved
Troubleshooting When There is Error Display

3.2.19 Maintenance unit Life (AcuLaser M4000N only)

Table 3-22. Troubleshooting for "Maintenance unit Life"
Step Action and Question
Parts below can be the source of this error
• BTR ASSY
(p.254)
• KIT ROLL ASSY FEED (MP Cassette)
• KIT ROLL ASSY FEED (Cassette 1)
• GUIDE ASSY CRU R
(p.257)
• HVPS/MCU
(p.301)
Maintenance Unit
1. Replace the following parts.
BTR ASSY
1
KIT ROLL ASSY FEED x 2 sets
(MP Cassette and Cassette1)
2. Excute the "Reset Maintenance Counter" in the
Reset Menu.
♦
Does the error still occur?
HVPS/MCU
1. Remove the BTR ASSY.
2
2. Remove the GUIDE ASSY CRU R.
♦
Is there continuity in each wiring of each harness?
Revision C
Yes No
(Chapter 4 Disassembly and
Assembly)
(p. 175, p. 213)
(p. 191, p. 226)
Problem
Go to Step 2
solved
Replace the
Replace the
GUIDE ASSY
HVPS/MCU
CRU R
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