Adf Cover Open Service Check - Ricoh LI-MF1 M126 Field Service Manual

Step Questions / actions
Check pin 1 in J28 for voltage. The
voltage is only present when a flatbed
4
copy job is running. The voltage should
measure +24V AC. Is voltage present?
Ensure that the home position cable (J13)
5
is connected. Is the cable connected?
Check pin 1 in J13 for voltage. The
voltage should measure +5V DC. Pin 2
6
should be GND. Is voltage present and is
it correct?

ADF Cover Open Service Check

Step Questions / actions
1 Is the ADF cover properly closed?
Close the ADF cover.
2
Does the problem go away?
Perform the ADF cover open sensor test.
See "Scanner Tests" in "System
3
Maintenance". Does the sensor work
properly?
On the bottom of the ADF cover, inspect
4 the ADF cover closed sensor actuator.
Does it move freely?
Fix the actuator so it moves freely.
5
Does this fix the problem?
Remove the ADF rear cover and inspect
the ADF cover closed sensor for dirt and
6
debris.
Is there dirt and debris present?
Yes
Replace the controller
board (
Go to step 5.
"Controller Board
Removal").
Properly connect the
Go to step 6.
cable.
Replace the flatbed
Replace the controller
unit. See "Flatbed
board (
removal" in
"Controller Board
"Replacement and
Removal").
Adjustment".
Yes
Go to step 3. Go to step 2.
Issue resolved Go to step 3.
Go to step 4 Go to step 8.
Go to step 6. Go to step 5.
Issue resolved. Go to step 6.
Go to step 7. Go to step 8.
Service Checks
No
p.44
p.44
6
No
269