Quick Confirmation After Head Replacement - Riso ComColor IS900C Instruction Manual

Quick confirmation after head replacement

Basically when you replace the print head perfectly, you don't need image adjustment, only you
should input the voltage and A/L type by test mode
You can judge with the following order whether image adjustment is needed or not.
1) Head position
If gap is over 3 dots, you should adjust
with the jig by viewing before TM435
2) Head angle
If difference is over 0.7 dot, you
should adjust as parallel with the
head jig by viewing
3) X position TM435
Plus amount is left direction
4) Y position TM436
Plus amount is down direction
5) Overlap TM437
Bigger amount is lighter
90
442.
Test mode 404
Maintenance
Image adjustment
6) Print density TM438
Bigger amount is darker