Ricoh SP C440dn, Field Service Manual, Page: 407 / 654

3-221-001 260 Current: Bk *ENG [2.45 to 5 / 3.7 / 0.01 V/step]
3-221-002 260 Current: C *ENG
3-221-003 260 Current: M *ENG
3-221-004 260 Current: Y *ENG
3-221-009 182 Current: Bk *ENG [2.45 to 5 / 3.5 / 0.01 V/step]
3-221-010 182 Current: C *ENG
3-221-011 182 Current: M *ENG
3-221-012 182 Current: Y *ENG
3222 [Vtref:Display/Set]
Displays or adjusts the current Vtref value for each color.
3-222-001 Current: Bk *ENG [0 to 5.5 / 3 / 0.01 V/step]
3-222-002 Current: C *ENG
3-222-003 Current: M *ENG
3-222-004 Current: Y *ENG
3239 [Vtref Correct:Set]
Adjusts the parameter for Vtref correction at the process control.
3-239-015 Correct Value Coef *ENG [1 to 9.99 / 2.5 / 0.01 /step]
3242 [LD Power Setting]
Adjusts the coefficient for LD power control value at the process control.
3-242-001 StdSpd:Coef: Bk *ENG [-1000 to 1000 / 152 / 1 /step]
3-242-002 StdSpd:Coef: C *ENG
3-242-003 StdSpd:Coef: M *ENG
3-242-004 StdSpd:Coef: Y *ENG
Engine SP Mode Tables - SP3000
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