Ricoh G188 Service Manual page 554

Engine Service Mode
the operating times of the toner supply pumps.
009 K Toner Remaining
010 M Toner Remaining
011 C Toner Remaining
012 Y Toner Remaining
Adjusts the threshold of toner near end for each color. The toner near end
message appears on the LCD when the remaining toner amount reaches this
013-016
threshold. When one of these SPs (SP3-101-009 to 012 or -032 to -035)
reaches this threshold, toner near end is detected.
013 Near End Threshold: Bk
014 Near End Threshold: M
015 Near End Threshold: C
016 Near End Threshold: Y
017-020 DFU
017 Cartridge Error Threshold: Bk
018 Cartridge Error Threshold: M
019 Cartridge Error Threshold: C
020 Cartridge Error Threshold: Y
Delta Vt Threshold
021 This SP is the threshold for toner end. Delta Vt: Vt-Vtref
When both this SP and SP3-101-026 occur at same time, toner end is
determined.
Displays the total delta Vt (Vt-Vtref) value for each color.These are calculated
022-025
by pixel counting.
022 Delta Vt Sum: Bk
G188/G189
*ENG
*ENG
[–50000 to 600 / 0 / 0.001
g/step]
*ENG
*ENG
*ENG
*ENG
[0 to 600 / 50 / 1 g/step]
*ENG
*ENG
*ENG
*ENG
[–50000 to 0 / –50000 / 1
g/step]
*ENG
*ENG
*ENG [0 to 5 / 0.5 / 0.01 V/step]
*ENG [0 to 655 / 0 / 0.01 V/step]
8-142 SM Appendix