Epson LX-300+II RTP User Manual

EPSON LX-300+II/300+II RTP/1170II Revision D
Troubleshooting Troubleshooting 62
Table 3-9. Printing Operation is Abnormal When it is On-Line.
(Self-Test is Normal.)
Cause Check Point Y/N Solution
Initial setting is
wrong.
Check the initial
setting with the
default setting. Is it
OK?
NO
Reset the setting or use the EEPROM
clear to reset setting to the default.
Interface cable is
not connected
properly.
Are cables connected
properly?
NO Connect them properly.
Interface cable is
defective.
- - Replace the interface cable.
Main board is
defective.
- - Replace the main board.
Firmware is
defective.
Is the firmware
version latest?
NO Update the firmware.
Table 3-10. Electrical Noise is Caused.
Cause Check Point Y/N Solution
External noise
Is there another
electrical apparatus,
such as a generator,
radio transmitter or an
apparatus incorporating
a motor within 3 m
from the printer?
YES
Turn off the power to the electrical
apparatus or move the printer to a
position at least 6m distant from the
apparatus.
AC cable is not
connected properly
Is the AC power cable
connected and ground
properly?
NO
Connect and ground the cable
properly.
Harness of power
switch is not grounded
properly
Is the harness of the
power switch grounded
properly?
NO Ground the harness properly.
Circuit board is not
grounded properly
Is the circuit board
connected and
grounded properly?
NO
Ground and connect the circuit
board properly.
Power supply board is
defective
Is the power supply
board normal?
NO Replace the power supply board.
Main board is
defective
Is the main board
normal?
NO Replace the main board.

Epson LX-300+II RTP Specifications

General

Brand	Epson
Model	LX-300+II RTP
Category	Printer
Language	English