Actions
Yes
No
Step 6
Replace the ADF unit. See
“ADF assembly removal” on page 231
.
POR the machine into configuration mode. Go to the disable scanner
menu item. See
“Disable scanner” on page 196
.
Select
Enable ADF/FB -Enabled
and press
Select
to save the change.
POR the MFP to operating mode. Run a copy from the flatbed.
Did the 840.xx error reoccur?
Go to step 8.
Stop. Problem solved.
Step 7
Inspect JFBM1, JHS1 and JCCD1 on the controller board.
Are the connections properly connected?
Go to step 10.
Go to step 9.
Step 8
Properly connect all the connections.
Did the 840.xx error reoccur?
Stop. Problem solved.
Go to step 10.
Step 9
Replace the flatbed unit. See
“Flatbed scanner assembly removal” on
page 252
.
POR the machine into configuration mode. Go to the disable scanner
menu item. See
“Disable scanner” on page 196
.
Select
Enable ADF/FB -Enabled
and press
Select
to save the change.
POR the MFP to operating mode. Run a copy from the flatbed.
Did the 840.xx error reoccur?
Go to step 11.
Stop. Problem solved.
Step 10
Replace the controller board. See
“Controller board removal” on
page 239
.
Problem solved.
Contact second
‑
level
support.
843.xx service check
Actions
Yes
No
Step 1
Check all cables connecting the ADF and flatbed to the controller board.
Are they properly connected?
Go to step 3.
Go to step 2.
Step 2
Reconnect the cables to the controller board.
Did this fix the problem?
Problem solved.
Go to step 3.
7527
Diagnostic information
96
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 ...