(3) Operation, display parts
a. Main body section
No.
Parts
Model
Note
Name
Function/Operation
1
Copy image mode select
key/Copy image mode
display lamp
Selects the copy image mode in auto, character,
photo, toner save mode. Displays the copy image
mode.
2
Copy density adjustment
key/Copy density level
display lamp
Selects the copy density. Used to set the power
save mode. Displays the copy density mode
(level).
3
SPF display lamp
Lights up when a document is set on the SPF
document feed tray.
4
SPF jam lamp
Lights up when a document jam or mis-feed
occurs in the SPF section.
5
Developer cartridge warning
lamp
Turns on or blinks to show that the consumable
part (developer cartridge) must be replaced.
Turns on when there is little toner, and
blinks when there is no toner to
disable printing.
OPC cartridge warning lamp
Turns on or blinks to show that a consumable
part (developer cartridge, OPC cartridge) or that
there is a paper jam.
At 19,000 print, the lamp lights up to
show the life is up. At 20,000 print, the
lamp lights up to disable printing.
Paper jam warning lamp
Turns on or blinks when there is a paper jam.
6
Copy magnification ratio
select key/Copy magnification
ration display lamp
Selects the copy magnification ratio.
7
Zoom mode display lamp
Turns on when the zoom key is used to set the
coy magnification ratio.
8
Copy magnification display
key
Used to display the copy magnification ratio set
by the zoom key on the value display.
9
Value, code display LED
Displays the value information (copy quantity,
copy magnification ratio, etc.) and codes (error
code, test command code and its information).
10
On-line lamp
Turns on during operation in the printer mode.
(Print data is received from the host in the printer
enable state or during printing.)
11
Pre-heat mode display lamp
Blinks in the pre-heat mode.
12
Zoom key
Sets the copy magnification ratio in the range of
50%
∼
200% by the increment of 1%.
13
Value setting key
Used to input various set values (copy quantity,
test command setting, power save mode setting,
etc.). Used to set the power save mode.
14
Clear key
Cancels various setting and operations.
15
Start key
Starts operations and stores various set data.
Ready lamp
Turns on when in print ready state.
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FO-3800M
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