Table 5-20. The Lcd Displays Service Req. Eo; Table 5-21. The Lcd Displays Service Req. Coo; Table 5-23. The Lcd Displays Service Req. C1Ooo - Epson ActionLaser 1600 EPL-5600 Service Manual

Table 5-20. The LCD Displays SERVICE REQ. EO014

Cause
The PWB-A board may M
bad.
MAIN board may
The C125
be bad.

Table 5-21. The LCD Displays SERVICE REQ. COO03

Cause
The C125 MAIN boafd my
be bad.
Table 5-22. The LCD Displays SERVICE
Cause
The C125 MAIN bead may
be bad.

Table 5-23. The LCD Displays SERVICE REQ. C1OOO

cause
The optional SIMM may be
bad.
The C125 MAIN board may
be bad.
Table 5-24. The LCD Displays SERViCE REQ. C111O
Cause
The ROM (IC4) on the C125
MAIN board may be bad.
The C125 MAIN brd my
be bad.
Table 5-25. The
Cause
The ROM (IC5) on the C125
MAIN board may be bad.
The C125 MAIN board may
be bed.
Table 5-26. The LCD Displays SERVICE
Cause
The ROM (IC7) or (IC22) on
the C125 MAIN board may
be bad.
The C125 MAIN hrd my
bad.
be
Rev. A
Step Checkpoint
,
—
—
Step Checkpoint
—
Step Checkpoint
—
Step Checkpoint
Is the operation OK after
,
you remove the optionai
SIMM?
—
step
Checkpoint
, Is the operation OK after
you replace the ROM?
—
LCD Displays SERVICE REQ. C1120
Step Checkpoint
,
you replace the ROM?
—
Step Checkpoint
1
you replace the ROM?
—
Finding
—
—
Finding
—
REQ. COO07
Finding
—
Finding
Yes Replace the SIMM.
Replace the C125
MAIN board.
Finding
Replace the ROM
—
Replace the C125
—
MAIN board.
Finding
Replace the ROM
OK after
—
MAIN board.
Replace the C125
—
MAIN board.
REQ. C1130
Finding
I
Replace the ROM
Replace the C125
—
MAIN board.
Solution
Replace the
Replace the C125
Replace the C125
MAIN board.
Replace the C125
Solution
5-9