MUTOH Rockhopper II series Maintenance Manual page 161

For a 8 head machine
To perform a Head Front/Back Adjustment, please follow the steps mentioned below.
Step 1 :
In diagnostic mode, go to [Adjust : Head Slant].
Step 2 :
Press the [F2] key for F&B (front and back) adjustment.
Step 3 :
Print out [Front/Back] pattern.
NOTE:
To help you identify the print heads on the test pattern please refer to the diagram
below.
Now you can see, 1A is black. 1B is LM (follow the line till you reach the junction. Then
go up to Light Magenta
Step 4 :
Check if all nozzles are in 1 row by using a magnifying glass with an enlargement of at least 10.
* HeadSlant *
F1 → Slant
F3 → Check
162
Rockhopper II series printers – Maintenance Manual
F&B ← F2
End ← F4
A+B
B
3B is the
reference
A
6A is the
reference
AP-74065, Rev. 1.2, 27/09/04