Ricoh G188 Service Manual page 558

Engine Service Mode
Displays or adjusts the current Vtcnt value for each color.
001 Current: Bk
002 Current: M
003 Current: C
004 Current: Y
Displays or adjusts the Vtcnt value for each color at developer initialization.
005-008
DFU
005 Initial: Bk
006 Initial: M
007 Initial: C
008 Initial: Y
[Vtref: Display/Set]
3222
Displays or adjusts the current Vtref value for each color.
001 Current: Bk
002 Current: M
003 Current: C
004 Current: Y
Displays or adjusts the Vtref value for each color at developer initialization.
005-008
DFU
005 Initial: Bk
006 Initial: M
007 Initial: C
008 Initial: Y
G188/G189
*ENG
*ENG
[2 to 5 / 3.86 / 0.01 V/step]
*ENG
*ENG
*ENG
*ENG
[2 to 5 / 3.86 / 0.01 V/step]
*ENG
*ENG
*ENG
*ENG
[0 to 5.5 / 3 / 0.01 V/step]
*ENG
*ENG
*ENG
*ENG
[0 to 5.5 / 3 / 0.01 V/step]
*ENG
*ENG
8-146 SM Appendix