Ricoh G188 Service Manual page 559

009-012 Displays and adjusts Vtref correction by pixel coverage for each color. DFU
009 Pixel Correction: Bk
010 Pixel Correction: M
011 Pixel Correction: C
012 Pixel Correction: Y
[Vtref Upper Lower: Set] DFU
3223
Adjusts the lower or upper limit value of Vtref for each color.
001 Lower: Bk
002 Lower: M
003 Lower: C
004 Lower: Y
005 Upper: Bk
006 Upper: M
007 Upper: C
008 Upper: Y
009 Initial TC
010 Upper: TC
011 Lower: TC
012 Upper Sensitivity
SM Appendix
*ENG
*ENG
[-5 to 5.5 / 0 / 0.01 V/step]
*ENG
*ENG
*ENG
*ENG
[0 to 5 / 2 / 0.01 V/step]
*ENG
*ENG
*ENG
*ENG
[0 to 5 / 4 / 0.01 V/step]
*ENG
*ENG
Adjusts the initial toner concentration.
*ENG
[1 to 15 / 7 / 0.1 wt%/step]
Adjusts the upper limit of the toner
*ENG concentration.
[1 to 15 / 9.5 / 0.1 wt%/step]
Adjusts the lower limit of the toner
*ENG concentration.
[1 to 15 / 4 / 0.1 wt%/step]
Adjusts the upper limit of the TD sensor
*ENG
sensitivity.
8-147
Engine Service Mode
G188/G189