Table 5-23. The Lcd Displays Service Req. C112X; Table 5-24. The Lcd Displays Service Req. C; Table 5-25. The Lcd Displays Service Req. C; Table 5-26. The Lcd Displays Service Req. C12Xx - Epson EPL-N1200 Service Manual

EPL-N1200 Service Manual

Table 5-23. The LCD Displays SERVICE REQ. C112X

Cause
The ROM (IC12 or IC13) on
the C205 MAIN board may
be bad.
The C205 MAIN board may
be bad.

Table 5-24. The LCD Displays SERVICE REQ. C1170

Cause
The optional ROM (IC6) on
the C205 MAIN board may
be bad.
The C205 MAIN board may
be bad.

Table 5-25. The LCD Displays SERVICE REQ. C1180

Cause
The optional ROM SIMM
board may be bad.
The C205 MAIN board may
be bad.

Table 5-26. The LCD Displays SERVICE REQ. C12XX

Cause
The EEPROM (IC5) on the
C205 MAIN board may be
bad.
The C205 MAIN board may
be bad.

Table 5-27. The LCD Displays SERVICE REQ. C1400

Cause
The engine controller board
may be bad.
The C205 MAIN board may
be bad.
Table 5-28. The LCD Displays Another SERVICE REQ. Error
Cause
The C205 MAIN board may
be bad.
Rev. A
Step Checkpoint
Is operation OK after
1
you replace the ROM?
2 —
Step Checkpoint
Is operation OK after
1
you replace the ROM?
2 —
Step Checkpoint
Is operation OK after
1 you replace the ROM
SIMM?
2 —
Step Checkpoint
1 —
2 —
Step Checkpoint
1 —
2 —
Step Checkpoint
1 —
Troubleshooting
Finding Solution
Replace the ROM
— (IC12 or IC13) on the
C205 MAIN board.
Replace the C205
—
MAIN board.
Finding Solution
Replace the optional
— ROM (IC6) on the
C205 MAIN board.
Replace the C205
—
MAIN board.
Finding Solution
Replace the optional
—
ROM SIMM board.
Replace the C205
—
MAIN board.
Finding Solution
Replace the
— EEPROM (IC5) on the
C205 MAIN board.
Replace the C205
—
MAIN board.
Finding Solution
Replace the engine
—
controller board.
Replace the C205
—
MAIN board.
Finding Solution
Replace the C205
—
MAIN board.
5-9