Epson EPL-9000 Service Manual page 122

Service Manual
Table 5-2. Symptoms and Reference Tables (Continued)
Symptom
SERVICE REQ. Cl 160
SERVICE REQ. Cl 170
SERVICE REQ. Cl 180
SERVICE REQ. Cl 190
SERVICE REQ.
SERVICE REQ.
SERVICE REQ.
SERVICE REQ.
Other SERVICE REQ. displayed.
Table 5-3. The Printer Does Not Operate at All
The unit maybe bad.
The board may
be bad.
Table 5-4. The Printer Does Not Start RAM Check
cause
The video controller board
MAIN board) maybe
bad.
The control panel may be
Table 5-5. The LCD Displays PRINTER OPEN
Cause
The link assembly position
may be bad.
The unit maybe
bad.
Table 5-6. The LCD Displays PAPER OUT (1)
Cause
The paper-empty sensor
the tray maybe bad.
Rev.
The LCD displays SERVICE REQ. Cl 160.
The LCD displays SERVICE REQ. Cl 170.
The LCD displays SERVICE REQ. Cl 180.
The LCD displays SERVICE REQ. Cl 190.
The LCD displays SERVICE REQ.
or
The LCD displays SERVICE REQ.
The LCD displays SERVICE REQ.
The LCD displays SERVICE REQ.
The LCD displays SERVICE REQ. error code
other than these above.
Checkpoint
Is connector
disconnected?
With the power on, is there an
output of +5 VDC between pin
2
6 (+) and pin 7 (-) for
the
—
Step Checkpoint
If you change the
board, does the printer start
1
the RAM check?
I
Step Checkpoint
Is the interlock switch on
,
when the cover is closed?
2 —
I
Step Checkpoint
—
Printer Condition
Finding
1 on the
board Yes
board?
Finding
MAIN
Yes
I
Finding
No
—
1
Finding
—
Troubleshooting
Reference
Table
5-30
5-31
5-32
5-33
or
5-34
5-35
5-36
5-37
5-38
Solution
Connect 1 on
the
board.
Replace the
unit.
Replace the
—
board.
Solution
Replace the
MAIN board.
Replace the
—
control
Solution
Reset the link
assembly.
Replace the
unit.
1
Solution
Replace the
empty sensor.