Actions
Yes
No
Step 1
Enter the Diagnostics Menu (turn the printer off, press and hold
3
and
6
,
turn the printer on, and then release the buttons when the installed
memory and processor speed displays).
Perform the Panel Test. See
“Panel Test” on page 171
.
Did all the pixels come on?
Go to step 2.
Replace the operator
panel. See
“Operator
panel removal (for
CX310 and CX410
models only)” on
page 283
.
Step 2
Turn the printer off.
Remove the rear cover. See
“Rear cover removal” on page 221
.
Remove the operator panel. See
“Operator panel removal (for CX310 and
CX410 models only)” on page 283
.
Is the operator panel cable properly installed at JLCD1 on the controller
board and the operator panel assembly?
Note:
JLCD1 is the ribbon cable connector on the right side facing the
controller board.
Go to step 3.
Reinstall the cable.
CX310
CX410
Step 3
Replace the operator panel. See
“Operator panel removal (for CX310 and
CX410 models only)” on page 283
.
Is the operator panel still dim and unchanging?
Replace the controller
board. See
“Controller
board removal” on
page 239
.
Problem resolved.
For CX510 models:
7527
Diagnostic information
122
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 ...