Ricoh MPC 2800 AT-C2, Field Service Manual, Page: 524 / 856

Adjusts the DC component of the charge roller bias in the various print modes.
Charge bias (DC component) is automatically adjusted during process control; therefore,
adjusting these settings does not effect while process control mode (SP3-041-1 Default: ON)
is activated. When deactivating process control mode with SP3-041-1, the values in these
SP modes are used for printing.
001 Plain: Bk *ENG
[0 to 1000 / 690 / 10 –V/step]
002 Plain: M *ENG
003 Plain: C *ENG
004 Plain: Y *ENG
005 Thick 1: Bk *ENG
006 Thick 1: M *ENG
007 Thick 1: C *ENG
008 Thick 1: Y *ENG
009 Thick 2&FINE: Bk *ENG
010 Thick 2&FINE: M *ENG
011 Thick 2&FINE: C *ENG
012 Thick 2&FINE: Y *ENG
013 Correction Plain *ENG [–100 to 100 / -24 / 1 –V/step]
014 Correction Thick 1 *ENG [–100 to 100 / –2 / 1 –V/step]
015 Correction Thick 2&FINE *ENG [–100 to 100 / 2 / 1 –V/step]
2006
[Charge AC Voltage] Charge Roller AC Voltage Adjustment
(Paper Type, Process Speed, Color)
Paper Type –> Plain, Thick 1, Thick 2
Adjusts the AC component of the charge roller bias in the various print modes.
Charge bias (AC component) is adjusted by environment correction (SP2-007-xxx to
SP2-011-xxx). These SPs are activated only when SP2-012-1 is set to "1: manual control".
8. Appendix: SP Mode Tables
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