Ricoh OR-C1 Field Service Manual page 636

4. Appendix: Service Program Mode Tables
7852*
1* Dust Detection Counter
2*
4
7856*
7901*
1* File Name
2* Number of Lines
3* Location
7906
2 Sheets 60K Part
3 Sheets 120K Part
4 Distance (mm) 60 K
5 Distance (mm) 120 K
6 Distance 60K
7 Distance 120K
278
DF Glass Dust Check
Counts the number of occurrences (0 to 65,535) when dust was detected on the
scanning glass of the ADF.
Dust Detection Clear
Counter
Zero Cross
Stores and displays the detected zero cross frequency for main power ac.
Assert Info. DFU
These SP numbers display the results of the occurrence of the most recent SC code
generated by the machine.
Last PM Count
Displays the most recent PM count for 60K and 120K service parts ("60K" and
"120" refer to service life).
Counts the occurrences. Counting is done only if
SP4020 1 (ADF Scan Glass Dust Check) is switched
on.
Clears the count. Memory All Clear (SP5801) resets
this counter to zero.
Module name
Number of the lines where error occurred.
Value