Epson AcuLaser C2800 - Page 116

AcuLaser C2800/C2800D/C3800/C3800D Revision C
TROUBLESHOOTING Engine-related Trouble FIP 116
Confidential
FIP 1-44 Install Black(K) TnrCart
 Possible parts that caused the error
 Troubleshooting
 IMAGING CARTRIDGE (K)
 DISPENSER ASSY (K)
 HARNESS ASSY LV TOP
 PWBA MCU
Step Check Yes No
1
Check the toner tape
Is the toner tape pulled out of the IMAGING
CARTRIDGE (K)?
Go to Step [2]. Pull out the toner
tape.
2
Check after turning the power OFF and ON
Does the error recur even when the power is
turned off and back on again?
Go to Step [3]. End of procedure
3
Check after replacing the IMAGING
CARTRIDGE (K)
Replace the IMAGING CARTRIDGE (K) with
a new one. (p.271)
Does the error still occur after the replacement?
Go to Step [4]. End of procedure
4
Check the connection of the DISPENSER
ASSY (K)
Check the connection state between
DISPENSER ASSY (K) and PWBA MCU.
Are P/J183 and P/J18 connected correctly?
Go to Step [5]. Reconnect P/J183
and P/J18
correctly.
5
Check the continuity of the HARNESS ASSY
LV TOP
Is the continuity between P/J18 <=> P/J183
normal ?
Go to Step [6]. Replace the
HARNESS
ASSY LV TOP.
6
Check the power voltage supply to
DISPENSER ASSY (K)
1. Close the interlock switch (HARNESS
ASSY INTERLOCK) before performing
the following work.
2. Measure the voltage between PWBA
MCU ground <=> P/J18-B1PIN, B2PIN.
Is the power voltage (approx. +24 V) output?
Replace the
DISPENSER
ASSY (K).
(p.271)
Replace the
PWBA MCU.
(p.343)