Ricoh D124-17 Service Manual page 944

2. Appendix 2: Service Program Mode
These SP codes display the counts for flushing of each print head at the left ink sump
before print jobs begin.
• Ink purging may be done before printing, and the timing determines purge position,
• Many factors affect the frequency and amount of purging: Length of time the
• The frequency of purging is controlled by the machine firmware.
1 Count K
Count for Black ink.
[0 to 999999/0/1]
2 Count C
Count for Cyan ink.
[0 to 999999/0/1]
3 Count M
Count for Magenta ink.
[0 to 999999/0/1]
4 Count Y
Count for Yellow ink.
[0 to 999999/0/1]
7729 Before & During Printing
These SP codes display the counts for amount of ink flushed from each print head at the
left ink sump before and during print jobs.
• Ink purging may be done before or during printing, and the timing determines purge
• Many factors affect the frequency and amount of ink purged: Length of time the
• The frequency of purging is controlled by the machine firmware.
1 Flushing Amount K
240
number of ink drops, head order of purging, and speed.
machine has remained idle, ambient temperature and humidity, switching from
black-and-white to color printing, and so on.
position, number of ink drops, head order of purging, and speed.
machine has remained idle, ambient temperature and humidity, switching from
black-and-white to color printing, and so on.