Oki C301 Maintenance Manual

44951501TH Rev.2
5-11
Oki Data CONFIDENTIAL
5. MAINTENANCE MENUS
5.3.2.3 Switch scan test
The switch scan test is used for input sensor and switch checking.
1. Enter the self-diagnostic mode (level 1) and, until SWITCH SCAN appears on
the upper display, press
or ( displays the next test option and displays
the preceding test option). Then press the OK button.
SWITCH SCAN
2. Press
or until the option for unit(s) to test, which is shown in table 5-3,
appears on the lower display (
displays the next option and displays the
preceding option).
3. Press the OK button. The switch scan test starts, the unit(s)’ name(s) and
current status(es) being displayed.
PAPER ROTE:PU
1=H 2=L 3=H 4=L
Operate the unit(s) (figure 5-1). Display information in the appropriate area(s) of
the LCD display [the information varies depending on the sensor(s)].
4. Press the CANCEL button to restore the state for step 2.
5. Repeat steps 2 through 4 when necessary.
6. Press
to end the test (the state for step 1 is restored).
YMCK
Fuser thermistor-
upper
Toner sensor Y
Toner sensor M
Toner sensor C
Toner sensor K
Tag IC K
Tag IC C
Tag IC M
Tag IC Y
Heater frame thermistor
Image drum up-down sensor
Cover-open switch
Temperature
and humidity
sensor
Write sensor
Entrance
sensor
Tray-1
hopping
sensor
Tray-1 detection sensor
Tray-1
paper-end
sensor
Tray-2
entrance
sensor
2nd tray hopping sensor
Tray-2 paper-end sensor
Duplex front sensor
Color registration sensor and density sensor
Exit sensor
Fuser thermistor-lower
Duplex rear
sensor
Figure 5-1: Switch sensor locations

Oki C301 Specifications

General

Print Speed (Color)	20 ppm
Monthly Duty Cycle	30, 000 pages
Memory	128 MB
Paper Capacity	250 sheets
Duplex Printing	Manual
Print Technology	LED
Connectivity	USB 2.0, Ethernet
Printer Type	Color
Media Size	A4, A5, A6, B5, Legal, Letter, Executive, Envelopes
Operating System Compatibility	Windows, Mac