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Service Guide ML320/ML321
Chapter 4 Failure & Repair Analysis
4.5 FAULT ALARMS
4.5.01 General Information
The operator panel is used to display printer modes and error conditions. The table below
shows the operator panel display and the mode or condition it matches.
Printer Modes - Rev A, B, and C
Alar
m
Lamp
Statu
s
SELEC
T
Lamp
Status
MENU
Lamp
Status
Printer
Mode
Status
Description
OFF
ON
N/A
Normal
Operation
On-Line
The printer is ready to receive data
and to print.
OFF
ON
N/A
Normal
Operation
Hex Dump
The printer is in Hex Dump Mode.
Refer to Section 4.7 (
)
OFF
OFF
N/A
Normal
Operation
Off-Line
The printer will NOT receive data or
print.
OFF
ON
Normal
Operation
Menu Mode
The operator may view or change the
menu settings.
ON
OFF
N/A
Operator
Alarm
Paper End
Printer is out of paper.
ON
OFF
N/A
Operator
Alarm
Paper Jam
SASF paper jam
ON
OFF
N/A
Operator
Alarm
CSF Paper
Jam
Paper jam or paper end with CSF
installed.
OFF
BLINK
N/A
Operator
Alarm
Print
Suppress
The printer has received a PRINT
SUPPRESS code from the
computer.
Blink
Off
N/A
Fault Alarm
