Epson AcuLaser C2900N Service Manual page 104

Chapter 1 Troubleshooting
Step
Checking the power to the Interlock Switch
Disconnect the connector of J44 on the PWBA LVPS.
Is the voltage across P44-1 <=> ground on the PWBA
LVPS, about +24 VDC?
7
Checking the Interlock Switch for operation
Check the voltage across P44-3pin <=> ground on the
8 PWBA LVPS.
Does the voltage change, when the Interlock Switch is
turned ON/OFF?
Epson AcuLaser C2900N
Check
1 - 91
Remedy
Yes
Replace the
Go to step 8. PWBA LVPS.
(Refer to RRP8.5.)
Replace the
Replace the
HARN ASSY
PWBA LVPS.
INTERLOCK.
(Refer to RRP8.5.)
(Refer to RRP8.6.)
Revision B
No
Confidential