Actions
Yes
No
Step 10
Is there dirt in the sensors, or is the paper present actuator stuck?
Clean the sensors, or
remove debris from the
actuators.
Go to step 8.
Step 11
Are the sensor actuators on the ADF mechanism cover damaged?
Replace the ADF.
Go to step 9.
Step 12
Is the ADF connector properly connected to JADF1 on the system board?
Go to step 10.
Properly connect the
cable to the system
board.
Step 13
Inspect the connections on the ADF relay card in the ADF.
Are all the connections properly connected?
Go to step 11.
Secure all the
connections.
Step 14
Check the ADF cable for continuity. Is there continuity?
Go to step 11.
Replace the ADF cable.
Step 15
Check for signals or voltages from JADF1 on the controller board. Pin 11
and 12 should m24VDC. Pin 5 should m14VDC.
Are there signals or voltages present?
Replace the ADF unit.
See
“ADF assembly
removal” on page
231
.
Replace the controller
board. See
“Controller
board removal” on
page 239
.
ADF feed errors service check
Note:
This service check should be used if the paper feeds and jams in the ADF. If the paper is not feeding into the
ADF see
“ADF feed errors service check” on page 141
.
Actions
Yes
No
Step 1
If the ADF is multi-feeding, check for dirt on the ADF separator pad and
ADF separator rollers.
Are they dirty?
Clean them with a lint
free cloth and isopropyl
alcohol.
Replace the separator
pad and ADF pick roll.
Step 2
If the paper is skewing when it is fed into the ADF, check the paper guide
width.
Is it set correctly?
Go to step 3.
Set the paper guides so
they contact the edges
of the paper.
Step 3
If paper is skewing when fed or jamming check to see if the top cover is
open or ajar.
Is the ADF top cover open or ajar?
Properly close the top
cover.
Go to step 4. If the
paper is jamming in the
ADF, see
“ADF paper
jam service check” on
page 139
.
Step 4
Is the leading edge of the paper wrinkled or torn?
Use different media.
Go to step 5.
7527
Diagnostic information
141
Summary of Contents for CX310dn
Page 24: ...7527 24 ...
Page 154: ...7527 154 ...
Page 187: ...D ADF cover open E Flatbed cover open F Paperfeed sensor 7527 Service menus 187 ...
Page 227: ...5 Disconnect the belt C 6 Disconnect the fan and remove 7527 Repair information 227 ...
Page 311: ...Component locations Controller boards CX310 models 7527 Component locations 311 ...
Page 312: ...CX410 models 7527 Component locations 312 ...
Page 313: ...CX510 models 7527 Component locations 313 ...
Page 318: ...7527 318 ...
Page 325: ...7527 325 ...
Page 327: ...Assembly 1 Covers 7527 Parts catalog 327 ...
Page 329: ...Assembly 2 Scanner 7527 Parts catalog 329 ...
Page 331: ...Assembly 3 Paperpath 7527 Parts catalog 331 ...
Page 334: ...7527 Parts catalog 334 ...
Page 335: ...Assembly 4 Operator panels 7527 Parts catalog 335 ...
Page 338: ...7527 Parts catalog 338 ...
Page 339: ...Assembly 5 Electronics 7527 Parts catalog 339 ...
Page 342: ...7527 Parts catalog 342 ...
Page 343: ...Assembly 6 Cables and sensors 7527 Parts catalog 343 ...
Page 345: ...Assembly 7 Media drawers and trays 7527 Parts catalog 345 ...
Page 358: ...7527 358 ...
Page 372: ...7527 372 ...
Page 386: ...7527 Part number index 386 ...
Page 392: ...7527 Part name index 392 ...