Datasheet

44895L Rev. 3 3/15/04 S400/S600 Maintenance Manual Page 3-3
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Table 3-2 lists a number of problems or conditions that may be encountered with the
printer. These condition or problems generally have LED indications as listed in Table 3-1,
“LED Quick Reference Chart” on page 3-2.
Table 3-2. Troubleshooting Chart (Problems with LED Indications)
# Symptom Diagnosis Action
1 No LEDs turn on.
No AC power applied to
the printer.
Ensure AC power cable is
connected to a working voltage
source.
Faulty AC power fuse. Replace fuse.
No voltage from the power
supply.
Replace power supply.
2
All LEDs turn on and stay
on and printer locks up
while running Power-On
Self Test.
An improper configuration
was set.
Reload factory defaults and then
set correct parameters.
Main logic board faulty or
loose interconnecting
cables.
Ensure cables are properly
connected. Replace main logic
board.
3
Power LED on and all
other LEDs off. No printer
operation possible.
Printer misconfigured for
peel-off mode or peel-off
option not installed
If peel-off option is installed,
check take-label sensor.
If peel-off option is not installed,
check printer configuration and
ensure peel-off mode is not
selected.
Main logic board faulty or
loose interconnecting
cables
Ensure cables are properly
connected. Replace main logic
board.
4
Calibrate LED turns off
after 5 seconds but all
other LEDs stay on.
Boot block error.
Download new boot block and
firmware. Replace main logic
board.
5
Calibrate and position
LEDs off but all other
LEDs on.
Dynamic RAM failed. Replace main logic board.
6
Calibrate, position, and
darken LEDs off but all
other LEDs on.
Firmware decompression
error.
Download and install firmware.
7
Calibrate, position,
darken, and data LEDs off
but all other LEDs on.
Firmware error. Download and install firmware.
8
Calibrate, position,
darken, data, and pause
LEDs off but all other
LEDs on.
Firmware error. Download and install firmware.