Level 2 Fip; Self-Diagnostic Function By Lcd Message - Epson AcuLaser C4000 Service Manual

EPSON AcuLaser C4000/C4100/C3000

3.3 Level 2 FIP

3.3.1 Level 2 FIP
The Level 2 FIP includes the procedures for diagnosing problems by classifying
them according to error codes and other trouble symptoms. The method of problem
diagnosis allow the causes of problems to be located quickly by following the
procedures indicated in the FIP or the checking procedures.

3.3.2 Self-Diagnostic Function by LCD Message

This printer is equipped with a self-diagnostic function. If the printer detects an
error, it indicates the error information with the LED lamps on the LCD panel.
Types of error occur to a page printer vary widely, such as poor print quality or
abnormal operation, and it makes identification of failed part and component more
difficult. For easy and efficient repair, this section describes troubleshooting
procedures using LCD messages and typical types of abnormal output.
The following tables list the LCD messages. As for the units used for the messages
and the cover positions, see Table 3-1.
Figure 3-3 shows the locations of the components and covers referred to in the
messages.
Troubleshooting
MP Tray
LC1
C
LC2
LC3
Photoconductor
Unit
Fuser Unit
Transfer Unit
Figure 3-3. Locations of Units/Covers
Level 2 FIP
Revision F
Face-down Tray
Cover A
Cover B
Power Switch
Top Cover
Toner Cartridge
Cover D
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