Lph Adjustment - Ricoh B010 Service Manual

ADJUSTMENTS

3.10.2 LPH ADJUSTMENT

Summary
Remove the LPH, replace the three ROMs on the VDB, and then install the new
LPH. (See section 3.4.2.)
Before replacing the right copy tray, read the LPH settings from the labels attached
to the LPH.
SP2965 001 (ML) aaa
Write down the four numbers on the right side of each label (aaa, bbb, ccc, d).
These are the recommended factory settings for each SP.
After replacing the LPH (LED Print Head) and inputting the above settings, execute
a test print in the IPU Test Pattern mode to make sure that the LPH joints are
aligned correctly.
Entering the LPH Factory Adjustments
1. Press #.
2. Enter   and then hold down E for over 3 seconds to enter the SP
Mode.
3. On the touch panel, press Copy SP.
4. Enter 2965 001, enter the recommended setting for the first SP, and then press
.
5. Enter the settings for 002, 003, and 004. (Just press
SP.) Make sure that you press  after you enter each setting
6. Press the Exit button, enter 2941 001, and then press .
7. Enter 03 for IPU Test Pattern 3, press , and press Exit. The machine is now
in the IPU Test Pattern mode.
8. At the top of the screen press Copy Mode to return to the main operation
screen.
B010
SP2965 002 (MR) bbb
3-38
SP2965 003 (SL) ccc
to move to the next
SP2965 004 (SR) d
SM