17 January, 2003
PRINTER ENGINE SERVICE MODE
5-23
Service
Tables
2
Mode No.
(Class 1, 2, and 3)
Function / [ Setting ]
5
Display 1200
[ 0 to 255 / - / 1 pulse/step ]
109
6
Display 600
[ 0 to 255 / - / 1 pulse/step ]
[Polygon OFF 1]
Polygon Mirror Motor OFF Timing
1
Warming-up
*BCU The polygon mirror motor turns off if the machine
receives no print start command for the time
specified in this SP mode after receiving the print
preparation command.
[ 0 to 60 / 10 / 1 second/step ]
0: Not turned off except for Energy Saver mode
112
2
Job End
*BCU The polygon mirror motor turns off if the machine
receives no print job for the time specified in this
SP mode after the previous job was completed.
[ 0 to 60 / 10 / 1 second/step ]
0: Not turned off except for Energy Saver mode
[Polygon OFF 2]
Polygon Mirror Motor OFF
113
1
Polygon OFF 2
The polygon mirror motor does not turn on until
the printer enters the ready condition even after
receiving the print start command.
[ 0 or 1 / 0 / 1 /step ]
0: Enable, 1: Disable
NOTE:
When a user complains about high
frequency noise, enabling this mode can
minimize the noise.
[Dev. Bias]
Development Bias ([Color], Process Speed)
1 [K]
62.5
*BCU
2 [K]
125
*BCU
3 [K]
185
*BCU
4 [Y]
62.5
*BCU
5 [Y]
125
*BCU
6 [M]
62.5
*BCU
7 [M]
125
*BCU
8 [C]
62.5
*BCU
201
9 [C]
125
*BCU
Adjusts the development bias.
Development bias is automatically adjusted during
process control; therefore, adjusting these settings
has no effect while Process Control (SP3-125
Default: ON) is activated.
After deactivating Process Control with SP3-125,
the values in these SP modes are used for
printing.
[ 200 to 800 / 500 / 10 V/step ]
DFU
[Forced Toner]
Forced Toner Supply ([Color])
1 [K]
2 [Y]
3 [M]
207
4 [C]
Forces toner to be supplied to the development
unit.
[ 0 or 1 / 0 / 1 /step ]
0: Not execute
1: Execute
The toner supply clutch turns on for 0.7 s and off
for 1.3 s.
[Toner Mode]
Toner Supply Method ([Color])
1 [K]
*BCU
2 [Y]
*BCU
3 [M]
*BCU
4 [C]
*BCU
Selects the toner supply method.
[ 0 to 2 / 1 / 1/step ] Alphanumeric
0: Fixed supply (with the supply rates stored with
SP2-208-5 to 8)
1: Fuzzy control supply
2: Proportional control supply (using the Vref
values stored with SP2-224-5 to 8)
5
Fixed Rate [K]
*BCU
6
Fixed Rate [Y]
*BCU
7
Fixed Rate [M]
*BCU
208
8
Fixed Rate [C]
*BCU
Sets the toner supply rate used when the toner
supply method (SP2-208-1 to 4) is set to ‘0’ (fixed
supply mode).
[ 0 to 100 / 5 / 1%/step ]