Ricoh D131 Service Manual page 841

SP8000 Data Log2
8771 Dev Counter
[0 to 9999999/ 0 / 1] These SPs count the frequency of use (number of
rotations of the development rollers) for black and other color toners. Note: For
machines that do not support color, the Black toner count is the same as the
Total count.
Pixel Coverage Ratio
8781
This SP displays the number of toner bottles used. The count is done based on
the equivalent of 1,000 pages per bottle.
LS Memory Remain
This SP displays the percent of space available on the document server for
8791
storing documents.
[0 to 100/ 0 / 1]
8801 Toner Remain
This SP displays the percent of toner remaining for each color. This SP allows
the user to check the toner supply at any time.
[0 to 100/ 0 / 1]

This precise method of measuring remaining toner supply (1% steps) is better than other
machines in the market that can only measure in increments of 10 (10% steps).

This SP is expanded for color MFP and color LP machines. For this machine, the count is
done for black only
D131/D132/D133 3-266 SM Appendix