Actions
Yes
No
Step 5
Turn the printer off, and remove the rear cover. See
“Rear cover removal”
on page 221
. Turn the printer on, and verify the following values at JINT1
and JCVR1.
JINT1
Pin 1: +5 V dc
Pin 2: Ground
JCVR1
Pin 1: +24 V dc
Are the values approximately correct?
Go to step 6.
Replace the controller
board. See
“Controller
board removal” on
page 239
.
Step 6
Close the front cover and the toner door. Be sure that the right cover is
in place. Turn the printer off, and then disconnect the cables at JINT1 and
JCVR1.
Test continually at the connector under the following conditions:
•
With the front cover and toner door closed: Test pin 1 and pin 3 at
JINT1 cable end, and pin 1 and pin 2 at JCVR1 cable end.
•
With one or both doors open
:
Pin 2 and 3 at JINT1 cable end should
indicate continuity, but pins 1 and 2 at JCVR1 should have no
continuity.
Are the tests verified?
Contact your next level
or support.
Replace the front cover
assembly. See
“Front
door sensor or
switches service
check” on page 117
.
7527
Diagnostic information
120
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 ...