Ricoh D124-17 Service Manual page 776

2. Appendix 2: Service Program Mode
Adds a correction value for pump duty during ink filling.
[0 to 10/1/0/1 %]
9 Add Twin Pump D%
Add a correction value for TWIN pump simultaneous drive duty during ink filling.
[0 to 10/0/0.1 %]
Note: TWIN pump refers to both pumps that pump black ink from the K ink cartridge,
one pumps ink to K1 and the other pumps to K2.
2400 NV Clear at Carriage Exchange
Use this SP code to clear the counts for the print heads stored in the NVRAM. This SP
must be done when the print heads are replaced.
• There two print head PM parts, the left cradle which holds the K1, K2 print heads,
• If only one print head requires replacement, the cradle is replaced with both print
• Print heads cannot be removed and replaced individually.
Choose the setting for the replacement.
[0 to 2/0/1]
• 0: Clears counter for all print heads for carriage replacement if both cradles are to
• 1: Clears counters for K1, K2 if the left black print head cradle is to be replaced.
• 2: Clears counters for C, Y, M if the right color cradle is to be replaced.
2505 Reset Waste Ink Counter
These SP codes reset the counters for the left ink sump and the right ink sump. Neither of
these ink collector sumps have an ID chip. The count is maintained by the firmware.
1 Waste Ink: Left C/R
72
and the right cradle which holds the C, YM print heads.
heads.
be replaced.