Printronix L5000 Series Maintenance Manual page 111

18. Close the waste toner recovery unit and ensure that it latches.
19. Close the printer front cover.
NOTE: Do step 20. only if the I/O board has been replaced.
20. After a new developing unit is installed, the toner/developer density needs to be
adjusted only if the I/O board has been replaced. Adjust the density as follows:
a. Put the positive lead of a digital multimeter on TP6 on the I/O board, and the
b. Turn VR11 counterclockwise and check that multimeter readings change
c. Adjust VR11 until the multimeter reads 5.5V
Consumables
negative lead on the DG.
from 0V to 12V.
20mV.
TP6
VR11
3–49