Epson SEPG04002 4.11.7 PWBA ESS (BOARD ASSY., MAIN)

EPSON AcuLaser C1100 Revision B
DISASSEMBLY AND ASSEMBLY ELEC 409
4.11.7 PWBA ESS (BOARD ASSY., MAIN)
REMOVAL
1. Remove COVER ASSY LH. (p.295)
2. Disconnect all connectors from the PWBA ESS.
3. Remove the 4 screws (silver, with flan ge , 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)
Figure 4-112. Removal of PWBA ESS
C A U T IO N Avoid staticky places such as on a carpet especially when removing
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.
Table 4-10. Symptoms when the connector is loose
Connector
No. Panel Indication Symptom Error Caused by Connector Disconnection
CN405 --- Printing is not
possible. ---
CN501 --- Printing is not
possible. ---
CN502 --- Paper is ejected
without printing. ---
CN601 --- Printing is not
possible. ---
Leg_Sec03_109EA
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