Epson EPL-N3000 - Page 116

EPSON EPL-N3000/AcuLaser M4000N Revision C
Troubleshooting Troubleshooting for Individual Units 116
Confidential
7
Thermistor of Temperature Sensor
1. Disconnect P/J46 from the LVPS.
2. Check the resistance between P/J46-6 ↔ P/J46-7
and between P/J46-1 ↔ P/J46-2.
♦Is the resistance about 480 kΩ at normal
temperature (about 20°C) between P/J46-6 ↔ P/
J46-7 and between P/J46-1
↔ P/J46-2?
Go to Step 8
Replace the
FUSER ASSY
8
HVPS/MCU
1. Replace the HVPS/MCU. (p.301)
♦Does the problem still occur?
Go to Step 9
Problem
solved
9
LVPS
1. Replace the LVPS. (p.287)
♦Does the problem still occur?
Replace the
FUSER ASSY
Problem
solved
Table 3-63. Troubleshooting for FUSER ASSY (continued)
Step Action and Question Yes No