Pwba Ess (Board Assy., Main) - Epson AcuLaser C1100 Service Manual

EPSON AcuLaser C1100

4.11.7 PWBA ESS (BOARD ASSY., MAIN)

Avoid staticky places such as on a carpet especially when removing
C A U T I O N
or inserting a Board. Before starting work with the Board, make
sure to touch metallic portion of the printer connected to the earth
to let your body come out free of static electricity.
REMOVAL
1. Remove COVER ASSY LH. (p.295)
2. Disconnect all connectors from the PWBA ESS.
3. Remove the 4 screws (silver, with flange, 6 mm) fastening PWBA ESS to
CHASSIS ESS and the screws fastening the interface connectors.
4. Remove PWBA ESS while disconnecting the interface connectors on PWBA ESS
and removing them through the hole on CHASSIS ESS.
REINSTALLATION
1. First insert the interface connector of PWBA ESS into the hole on CHASSIS ESS
and then attach PWBA ESS.
2. Fasten PWBA ESS to CHASSIS ESS with the 4 screws (silver, with flange, 6 mm)
and the screws fastening the interface connectors.
3. Connect all connectors to the PWBA ESS.
4. Attach COVER ASSY LH. (p.295)
DISASSEMBLY AND ASSEMBLY
3)
3)
3) 3)
3)
Figure 4-112. Removal of PWBA ESS
Table 4-10. Symptoms when the connector is loose
Connector
Panel Indication
No.
CN405 ---
CN501 ---
CN502 ---
CN601 ---
ELEC
3)
4)
3)
Leg_Sec03_109EA
Error Caused by Connector
Symptom
Disconnection
Printing is not
---
possible.
Printing is not
---
possible.
Paper is ejected
---
without printing.
Printing is not
---
possible.
Revision B
3)
2)
3)
2)
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