LCD

Sensors

Sensing status (ON/OFF)

DV

Develop release sensor

Release / Welding

BC

Belt cleaner release sensor

Release / Contact

NW

Waste toner sensor 1

Toner not detected / nearly full

FW

Waste toner sensor 2

Toner not detected / full

 

 

 

 

 

 

 

 

LCD

Temperature and humidity

Sensing status (OK / NG)

 

 

sensors

 

 

TMP

THM sensor

XX°C / NG

 

HUM

HUM sensor

XX% / NG

 

MAC

Internal temperature sensor

XX°C / NG

 

BT

Belt unit temperature sensor

XX°C / NG

 

Note:

If the sensor detects the abnormal value, the machine displays “NG” on the LCD.

LCD

Sensors

Sensing status (ON/OFF)

 

 

 

DF

Document front sensor

No document detected / detected.

DR

Document rear sensor

No document detected / detected.

DL

ADF document separation

Document detected / not detected

 

sensor / Size sensor

 

DS

ADF document SB sensor

No document detected / detected.

FC

FB cover sensor

Document cover closed / opened.

FH

FB unit home position sensor

CCD unit home position detected / not

 

 

detected

Note:

-The “-- ” appears on the LCD if the sensor is OFF.

-The “**” appears on the LCD if the parts are not installed or there is no term.

(2)Change the detecting conditions to check that the indication on the LCD changes according to the sensor states. For instance, insert paper through the document front (or rear) sensor or the registration sensor (s), open the front cover or the document cover, remove the toner cartridge, jam paper at the paper outlet, insert paper from the manual feeder, and load a recording paper tray, etc.

(3)Press the Stop/Exit button. The machine beeps for one second and returns to the initial stage of the maintenance mode.

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Confidential