Troubleshooting With Led Error Indications - Epson SEIJ98006 Service Manual

EPSON Stylus Color 900

3.1.1 Troubleshooting with LED Error Indications

This section describes how to troubleshoot the problem when the
printer indicates an error at power on and can not print. The Stylus
Color can detect the following six errors and indicates them with the
LEDs, as shown below.
Table 3-1. Error Indication with the LEDs
Corresponding Combination of the LED Condition
Error Condition
Power
Paper Out Error On
Paper Jam Error ---
No I/C or Ink Out ---
(Black) Error
No I/C or Ink Out ---
(Color) Error
Maintenance Blink
Error
Fatal Error Blink
NOTE: "---" means the LED is not affected by the error condition.
Troubleshooting
Ink Out Ink Out
Paper Out
(Black) (Color)
--- --- On
Off Off Blink
On --- ---
--- On ---
Blink Blink Blink
On On Blink
See the following tables which show the error conditions and
corresponding possible causes.
Table 3-2. Error Condition and the Possible Causes
No. Error Condition
1 Paper Out Error
(Refer to Section
3.1.1.1.)
2 Paper Jam Error
(Refer to Section
3.1.1.2.)
Overview
Possible Causes
1. Failure in paper feeding
2. Connector for the PE sensor is disconnected.
3. The PE sensor actuator is acting improperly.
The sensor base is not fixed properly.
4. The PE sensor is defective.
5. ASF is damaged.
1. The paper in use is longer than specified.
2. The encoder at the back of the carriage is covered
with dust.
3. The encoder at the back of the carriage is almost
dislocated. If it has completely come off, a fatal error
occurs.
4. The PE sensor remains on because it is covered
with paper debris or dust.
5. The PE sensor actuator is not acting properly.
The sensor base is not fixed properly.
6. The PE sensor is defective.
The encoder is defective.
7. The ASF is not installed properly.
The paper load sub roller is not fixed properly.
Revision C
80