Error code
Description
Action
121.02
Service Fuser Error
Fuser is over temperature.
Note:
Some of these errors are caused by
a faulty component on the LVPS. Check the
history file in the printer to verify other
occurrences. If there are others, then
replace the LVPS. See
“Low
‑
voltage power
supply (LVPS) assembly removal” on
page 268
. Then, see
“121.xx Fuser service
check” on page 83
.
121.03
Service Fuser Error
Fuser open thermistor check failed.
See
“121.xx Fuser service check” on
page 83
.
121.04
Service Fuser Error
Attempting to print with estimated power at or
above minimum power.
121.05
Service Fuser Error
Fuser failed to reach final temperature in time.
121.06
Service Fuser Error
Attempting to print when the estimated power is
too low.
121.07
Service Fuser Error
Timed out waiting for home sensor event
121.08
Service Fuser Error
Wrong lamp bit is set in NVRAM.
121.10
Service Fuser Error
Fuser failed to warm up.
121.11
Service Fuser Error
Fuser under temperature error while in standby.
121.12
Service Fuser Error
Fuser under temperature error while printing.
121.13
Service Fuser Error
Fuser open thermistor check failed for second
thermistor.
121.14
Service Fuser Error
Fuser shorted thermistor check failed for hot roll
thermistor.
121.15
Service Fuser Error
Fuser shorted thermistor check failed for second
thermistor.
121.16
Service Fuser Error
Estimated power is at or above the maximum
power.
121.17
Service Fuser Error
Total failure to close fuser nip.
121.26
Service Fuser Error
Attempting to print with estimated power at or
below minimum power.
7527
Diagnostic information
77
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 ...