Sensor Operational Check (Function Mode 32) - Ricoh G157 Service Manual

MAINTENANCE MODE

Sensor Operational Check (Function mode 32)

This function allows you to check if the sensors are working properly.
1. Enter the "Maintenance" mode.
2. Press the "3" and "2" keys in this order.
3. To test the speaker, the machine makes the following sequence of 1100 Hz
and 400 Hz tones at different volumes, as shown below.
400 Hz: Low → Middle → High → OFF →1100 Hz: Low → Middle → High →
OFF → 400 Hz: Low → Continuous beeping.
4. Press the "Menu/Set" key to stop beeping.
5. If the sensor status are the same as listed in the table below, the LCD will show
the following: "DFDRFCCVTORC", "C1P1C2P2RMRAPO" and
"CCMCYCKCFUOBORTR" (to switch between each of these three, press the
"Black Start" key.)
NOTE: If the optional paper tray unit has not been installed in the machine,
"
The table below shows the relationship between the LCD indication, sensor
name, and sensor status.
LCD
DF Document leading edge sensor
DR Document trailing edge sensor
FC Document cover open sensor
CV Front cover open sensor
TC Top cover open sensor
RC Rear cover open sensor
C1 Tray 1 cassette open sensor
P1 Tray 1 paper sensor
C2 Tray 2 cassette open sensor
P2 Tray 2 paper sensor
RM Registration front sensor
RS Registration rear sensor
PO Paper ejection sensor
CC Cyan cartridge sensor
MC Magenta cartridge sensor
YC Yellow cartridge sensor
KC Black cartridge sensor
FU Fusing unit sensor
OB OPC belt sensor
OR OPC roller sensor
TR Transfer roller sensor
G157
" shows instead of "C2P2".
Sensors
No document detected.
No document detected.
Document cover closed.
Front cover closed.
Top cover closed.
Rear cover closed.
Tray 1 closed.
Paper detected.
Tray 2 closed.
Paper detected.
No paper detected.
No paper detected.
No paper jam.
Cyan cartridge loaded.
Magenta cartridge loaded.
Yellow cartridge loaded.
Black cartridge loaded.
No fusing unit detected.
No OPC belt detected.
No OPC roller detected.
No transfer roller detected.
5-30
Sensor status
SM