26 July 2002 SERVICE PROGRAM MODE
5-17
Service
Tables
2
Mode No.
(Class 1, 2, and 3)
Function / [ Setting ]
Fusing Bias Switch 501*
1 Fusing Bias Switch
Switches the fusing and discharge pin bias control on or
off.
[0 ~ 1 / 1 / 1/step] DFU
• 0: Control off
• 1: Control on
Discharge Bias
1 H
502
2 L
Adjusts the discharge plate voltage (paper separation
from transfer belt).
[–4000 ∼ –1000 / –2500 / 100 Volt/step]
Charge Cleaning Interval 801*
1
Charge Cleaning
Interval
Sets the charge corona unit cleaning interval.
[0 ~ 5000 / 600 / 100 counts/step]
See section 6 for details. SP7-925 displays the number
of counts since the last cleaning.
Charger Cleaning 802
1 Charger Cleaning
Executes a forced charge corona unit cleaning.
Set to 1 to start cleaning.
Environment Control 901*
1 Environment Control Switches environment control on or off.
[0 ~ 1 / 1 / 1/step] DFU
• 0: Control off (The paper transfer and cleaning bias
environments are set to NN1. The image transfer bias
environment is set to MM.)
• 1: Control on
Charge Cleaning Status 902
1
Charge Cleaning
Status
[0 ~ 9 / 0 / 1/step]
0: Cleaner has stopped
1: Cleaner moving from front to rear
3: Cleaner moving from rear to front (back to the home
position)
Paper Transfer Adjustment 903
1 LL1: Plain
Specifies the difference from the LL1 paper transfer
current (SP2-310).
[0 ~ 7.0 / 8.0 / 1 µA/step]
The specified value is subtracted from the value
specified by SP2-310 under the following conditions:
• The machine is in the LL1 environment.
• 400 images or less are created after the machine
starts.
1C Bias Adjustment
1 M
Default 50V DFU
2 C
Default 0V DFU
3 Y
Default 0V DFU
904
4 K
Default 0V DFU
Temperature Humidity Display
1 Temperature
Displays the temperature measured by the temperature
sensor inside the machine.
[–127 ~ 127 / 0 / 1°C/step]
912*
2 Humidity 1
Displays the humidity measured by the humidity sensor
inside the machine.
[0 ~ 255 / 0 / 1%/step]
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