Errors - Konica Minolta Bizhub 4700P Service Manual

Main drive gearbox service check
Action
Step 1
Remove the main drive gearbox and check for any
debris.
Is it free of debris?
Step 2
Check the gears of main drive gearbox for wear or
damage.
Are they free of wear or damage?
Step 3
Check the main drive motor for proper operation:
1. Remove the main drive gearbox.
Note: Do not disconnect the main drive gearbox
cable.
2. POR into the Diagnostics menu and perform a feed
test:
Diagnostics Menu >Input Tray
Tests >Feed Test > Select any input source
3. Check if the main drive motor rotates when doing
the feed test.
Does it rotate when doing the feed test?
4.6.7

146 errors

146 error messages
Error code Description
140.80 Autocompensator Pick/Lift Motor—Encoder
Never Detected in tray 1.
bizhub 4700P/bizhub 4000P Service Manual
- 106 -
Yes
Go to step 2.
Go to step 3.
Replace the controller
board. See Controller
board removals.
Action
Go to Tray 1 pick/lift motor gearbox service
No
Remove the debris.
Replace the main drive
gearbox. See Main drive
gearbox removal.
Replace the main drive
gearbox. See Main drive
gearbox removal.
check.