Sharp MX-C507P Service Manual page 300

Action
Step 2
a
Perform the blank or white pages service check or missing
color service check. See
page 41 or "Missing color check" on page
b
Enter the Diagnostics menu, and then navigate to:
Printer setup > EP setup > Toner patch sensor adjust
c
On the sensor gain characterization row, touch Start.
d
On the sensor gain verification row, touch Start.
e
Check the graph in the printout.
This sample graph shows good values:
Note: The normal range of the sensor voltage is 1.5–2.0 volts.
Does the graph show good values?
Step 3
a
Remove the imaging kit.
b
Move the TPS wiper mechanism lever up and down.
Does the wiper mechanism properly move?
Step 4
Check the TPS sled and TPS wiper mechanism for proper
installation.
Are the TPS sled and TPS wiper mechanism properly installed?
Step 5
Reinstall, repair, or replace the TPS sled and TPS wiper mechanism.
See "TPS sled removal" on page 364
mechanism removal" on page
Does the problem remain?
"Blank or white pages check" on
58.
and "TPS wiper
367.
Diagnostics and troubleshooting
Yes
The problem is
solved.
Go to step 5.
Go to step 6.
Go to step 6.
266
5028
No
Go to step 3.
Go to step 4.
Go to step 5.
The problem is
solved.