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3.1 Understanding the Operator Panel
3-2
3.1 Understanding the Operator Panel
The operator panel on the top of the printer has a 2-line by 16-character liquid crystal
display (LCD), eight keys, and three indicators (LED).
Figure 3-1
Messages that appear on the display and functions of indicators and keys are explained in
the sections that follow.
3.1.1 Message Display
The message display on the operator panel shows:
• Status information, the ten messages listed below which are displayed during normal
operation.
• Error codes, when the printer requires the operator’s attention; as explained in
Chapter 4 Troubleshooting.
Status Information
READY
ATTENTION
INTERFACE
SIZE
TYPE
DATA
GO
CANCELMENU
ENTER
?
Message Meaning
Self test The printer is performing self-diagnostics after power-up.
Please wait The printer is warming up and is not ready.
When the printer is switched on for the first time, this message
will take several minutes.
Please wait
(Adding toner)
Toner is currently being replenished. This message may be dis-
played during continuous printing of a large volume of pages
which require a large amount of toner such as with photographs,
etc.
Please wait
(Calibrating)
The color calibration function is being performed automatically
as you powered on the printer.
You can also execute this function manually on the operator
panel. For details, see section 3.13.13 Color Calibration on page
3-104.
Ready The printer is ready to print.
Processing The printer is receiving data to print. This is also shown when the
printer is reading a memory card, hard disk or RAM disk.
Table 3-1