Action
Yes
No
Step 9
Does the error remain?
Contact the next level
of support.
The problem is solved.
Sensor (input) image jam service check
Action
Yes
No
Step 1
Check the LSU cables for proper connection.
Are they properly connected?
Go to step 2.
Reseat the cables.
Step 2
Inspect the LSU cables and connectors.
Are they free of damage?
Go to step 3.
Replace the LSU. See
“Laser scanning unit
(LSU) removal” on
page 240
.
Step 3
Check the input sensor cable for proper connection.
Is it properly connected?
Go to step 4.
Reseat the cable.
Step 4
POR into the Diagnostics menu and perform a feed test:
Diagnostics Menu
>
Input Tray Tests
>
Feed Tests
>
Tray 1
Does it pass the test?
Go to step 5.
Replace the LSU. See
“Laser scanning unit
(LSU) removal” on
page 240
.
Step 5
POR into the Diagnostics menu and perform a sensor test:
Diagnostics Menu
>
Base Sensor Test
>
Input
Does the sensor state on the control panel display change when it is
toggled?
Go to step 6.
Replace the input
sensor. See
“Duplex
sensor and input
sensor removal” on
page 219
.
Step 6
Check the controller board for any damage.
Is it free of damage?
Go to step 7.
Replace the controller
board. See
“Controller
board removal” on
page 187
.
Step 7
Does the error remain?
Contact the next level
of support.
The problem is solved.
4514
Diagnostic information
49
Summary of Contents for M1140
Page 18: ...4514 18 ...
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Page 142: ...4514 142 ...
Page 197: ...b Set the spring over the plunger 4514 Repair information 197 ...
Page 204: ...3 Squeeze the latches B to release the left and right links B 4514 Repair information 204 ...
Page 228: ...10 Remove the screw C and then detach the trailing edge sensor A 4514 Repair information 228 ...
Page 229: ...11 Disconnect the two springs D 4514 Repair information 229 ...
Page 246: ...3 Swing the right cover backward to remove 4 Remove the screw D 4514 Repair information 246 ...
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Page 255: ...Assembly 1 Covers 4514 Parts catalog 255 ...
Page 257: ...Assembly 2 Electronics 1 4514 Parts catalog 257 ...
Page 259: ...Assembly 3 Electronics 2 4 3 2 1 6 5 4514 Parts catalog 259 ...
Page 261: ...4514 Parts catalog 261 ...
Page 262: ...Assembly 4 Frame 4514 Parts catalog 262 ...
Page 264: ...4514 Parts catalog 264 ...
Page 265: ...Assembly 5 Option trays 3 4 5 6 1 2 4514 Parts catalog 265 ...
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Page 298: ...4514 Part number index 298 ...
Page 302: ...4514 Part name index 302 ...
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