Sp2Xxx Drum - Ricoh B064 Service Manual

SP2xxx Drum

2001* Charge Roller Bias Adjustment
001 Applied Voltage for Image Processing
Adjusts the voltage applied to the grid plate during copying when auto process
control is off.
[–600~–1300/ 10 V]
After replacing the charge corona wire or the drum, reset to the factory default
setting.
002 ID Sensor Pattern: Adjustment of Applied Voltage
Adjusts the voltage applied to the grid plate when the ID sensor pattern is created.
[–600~–1300/10 V]
003 Setting for Total Bias Current
Adjusts the total current applied to the charge corona wire. DFU
[–900~–1500/10 µA]
004 Setting for Total Bias Current of Grid
Adjusts the voltage applied to the grid plate during copying when auto process
control is on.
[–600~–1300/10 µA]
This voltage changes every time auto process control starts up (every time the
machine is switched on).
005 Total Bias Grid Current: OHP Total
Adjusts the voltage applied to the grid plate when OHP mode is selected.
[–600~–1300/10 V]
Use this if there is a copy quality problem when making OHP's.
006 Total Bias Current: Photo Mode Total
Adjusts the voltage applied to the grid plate when Photo mode is selected. DFU
[–1400~ –2800/10 µA]
2101* Printing Erase Margin
These settings adjust the erase margin for the leading, trailing, left, and right
edges.
001 Leading Edge
002 Trailing Edge
003 Left Edge
004 Right Edge
2103 LD Power Adjustment
001 LD0 Power Adjustment
002 LD1 Power Adjustment
003 LD2 Power Adjustment
004 LD3 Power Adjustment
005 LD0 Adjustment Start/End
006 LD1 Adjustment Start/End
007 LD2 Adjustment Start/End
008 LD3 Adjustment Start/End
SM
[0.0~9.0/0.1 mm], Specification: 3±2 mm
[0.0~9.0/0.1 mm], Specification: 3±2 mm
[0.0~9.0/0.1 mm], Specification: 2±1.5 mm
5-35
SERVICE PROGRAM MODE TABLES
B064 Series/B140 Series/G126