Gestetner B147 Service Manual page 305

[LD Beam Pitch] LD Beam Pitch
2-109
Sets the beam pitch for black in 1200 dpi or 600 dpi mode.
NOTE: After replacing the laser optics housing unit, the data printed on the decal
attached to the new unit must be input with this SP mode.
2-109-2 Pitch 1200
2-109-3 Pitch 600
2-109-5 Display 1200
2-109-6 Display 600
2-112 [Polygon OFF Timing 1] Polygon Mirror Motor OFF Timing
2-112-1 Warming-up
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.
2-112-2 Job End
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.
2-113 [Polygon OFF Timing 2]
Polygon Mirror Motor OFF Timing
2-131-1 The polygon mirror motor does not turn on until the copier enters the ready condition
even after receiving the print start command.
NOTE: When a user complains about high frequency noise, enabling this mode can
minimize the noise.
2-201 [Dev. Bias] Development Bias ([Color], Process Speed)
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.
2-201-1 [K] 62.5
2-201-2 [K] 125
2-201-3 [K] 185
2-201-4 [Y] 62.5
2-201-5 [Y] 125
2-201-6 [M] 62.5
2-201-7 [M] 125
2-201-8 [C] 62.5
2-201-9 [C] 125
2-207 [Forced Toner Supply] Forced Toner Supply ([Color])
Forces toner to be supplied to the development unit.
The toner supply clutch turns on for 0.7 s and off for 1.3 s.
2-207-1 [K]
2-207-2 [Y]
2-207-3 [M]
2-207-4 [C]
SM
*BCU [ 0 to 255 / 50 / 50 pulse/step ] FA
*BCU [ 0 to 255 / 42 / 50 pulse/step ] FA
[ 0 to 255 / - / 1 pulse/step ]
[ 0 to 255 / - / 1 pulse/step ]
*BCU [ 0 to 60 / 10 / 1 second/step ]
0: Not turned off except for Energy Saver mode
*BCU [ 0 to 60 / 10 / 1 second/step ]
0: Not turned off except for Energy Saver mode
[ 0 or 1 / 0 / 1 /step ]
0: Enable, 1: Disable
*BCU [ 200 to 800 / 500 / 10 V/step ] DFU
*BCU
*BCU
*BCU
*BCU
*BCU
*BCU
*BCU
*BCU
[ 0 or 1 / 0 / 1 /step ]
0: Not execute
1: Execute
5-17
COPY SERVICE MODE
B147/B149/B190