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Unit 5: Troubleshooting
S8400 Series Operator Manual
5-2 PN: 9001160B
ERROR SIGNAL TROUBLESHOOTING
ERROR DISPLAYS
ERROR LED DISPLAY
LCD DISPLAY
DESCRIPTION
01
Machine
Error
POWER:
ONLINE:
LABEL:
RIBBON:
On
Off
Off
Off
1. Ensure all wiring harnesses are properly connected.
2. Replace main circuit board as necessary.
02
Machine
Error
POWER:
ONLINE:
LABEL:
RIBBON:
On
Off
Off
Off
1. Ensure work environment does not exceed specification.
2. Ensure fan filter is not clogged. Replace as necessary.
3. Ensure internal fan is operational. Replace as necessary.
4. Replace main circuit board as necessary.
03
Flash ROM
Error
POWER:
ONLINE:
LABEL:
RIBBON:
On
Off
Off
Off
1. Ensure correct communication protocols.
2. Check cables, cycle printer power and resend.
3. Replace board as necessary.
04
Parity Error
POWER:
ONLINE:
LABEL:
RIBBON:
On
Blink
Off
Off
1. Ensure correct communication parameters.
2. Check cables, cycle printer power and resend.
3. Replace board as necessary.
05
Overrun
Error
POWER:
ONLINE:
LABEL:
RIBBON:
On
Blink
Off
Off
1. Check and correct communication cables and settings.
06
Framing
Error
POWER:
ONLINE:
LABEL:
RIBBON:
On
Blink
Off
Off
1. Ensure host system and interface settings match.
2. Check and correct communication cables.
(null modem serial cable required)
07
Buffer
Overflow
Error
POWER:
ONLINE:
LABEL:
RIBBON:
On
Blink
Off
Off
1. Size of received data exceeds size of receiving buffer.
2. Establish the correct communication protocol.
08
Head Open
Error
POWER:
ONLINE:
LABEL:
RIBBON:
On
Off
Off
Off
1. Properly latch the print head.
2. Replace the head-open switch.
09
Paper End
Error
POWER:
ONLINE:
LABEL:
RIBBON:
On
Off
Off
On
1. Ensure media is properly loaded.
2. Clean sensor transmit/receive surfaces.
3. Ensure correct sensor configuration.
MACHINE ERROR
MACHINE ERROR
TEMPERATURE RISE
FLASHROM ERROR
PARITY ERROR
OVERRUN ERROR
FRAMING ERROR
BUFFER OVER
HEAD OPEN
PAPER END