Fuser high temperature error service check
Action
Yes
No
Step 1
a
Remove the right cover. See
b
Reseat the cooling fan cable on the controller board.
c
Check the cooling fan for damage.
Is the fan free of damage?
Go to step 3.
Go to step 2.
Step 2
Replace the fan. See
“Cooling fan removal” on page 190
.
Does the problem remain?
Go to step 3.
The problem is
solved.
Step 3
a
Remove the rear door and cover. See
b
Reseat all the cables from the controller board.
c
Reseat all the cables from the power supply.
Does the problem remain?
Go to step 4.
The problem is
solved.
Step 4
a
Turn off the printer, and then remove the power cord.
b
Check if the resistance (between terminals A and D) of the
power supply socket is close to 30 ohms.
Does the socket have a normal resistance value?
Go to step 5.
Go to step 7.
Step 5
a
Disconnect the fuser cable from the power supply, plug the
power cord, and then turn on the printer.
b
Check if the voltage output of the fuser cable socket on the
power supply is normal (100V, 110V, or 220V).
CAUTION—SHOCK HAZARD:
To avoid the risk of
electrical shock, do not touch the exposed wires and circuits.
Does the power supply provide the fuser with the normal voltage
value?
Go to step 6.
Go to step 7.
4600-830, -835, -895
Diagnostics and troubleshooting
111
Summary of Contents for M124x
Page 20: ...4600 830 835 895 20 ...
Page 152: ...4600 830 835 895 152 ...
Page 208: ...4 Remove the four screws A A A 4600 830 835 895 Parts removal 208 ...
Page 225: ...4 Disconnect the cable from the sensor A A 4600 830 835 895 Parts removal 225 ...
Page 229: ...B A C D E E 4600 830 835 895 Parts removal 229 ...
Page 244: ...4600 830 835 895 244 ...
Page 259: ...Assembly 1 Covers 9 8 7 6 4 3 2 1 5 4600 830 835 895 Parts catalog 259 ...
Page 261: ...Assembly 2 Control panel 2 1 1 2 3 3 4 4 4600 830 835 895 Parts catalog 261 ...
Page 263: ...Assembly 3 Electronics 1 4600 830 835 895 Parts catalog 263 ...
Page 265: ...Assembly 4 Electronics 2 2 5 1 3 4 4600 830 835 895 Parts catalog 265 ...
Page 267: ...Assembly 5 Electronics 3 4 3 6 7 2 5 1 4600 830 835 895 Parts catalog 267 ...
Page 269: ...Assembly 6 Electronics 4 2 1 4 3 6 5 4600 830 835 895 Parts catalog 269 ...
Page 271: ...Assembly 7 Paper transport 1 1 2 3 4 5 6 4600 830 835 895 Parts catalog 271 ...
Page 273: ...Assembly 8 Paper transport 2 5 1 4 4 3 2 4600 830 835 895 Parts catalog 273 ...
Page 275: ...Assembly 9 MPF and standard tray 1 3 2 4600 830 835 895 Parts catalog 275 ...
Page 277: ...Assembly 10 Optional trays 2 4 3 1 4600 830 835 895 Parts catalog 277 ...
Page 280: ...4600 830 835 895 Parts catalog 280 ...
Page 282: ...4600 830 835 895 282 ...
Page 302: ...4600 830 835 895 302 ...
Page 312: ...4600 830 835 895 Part number index 312 ...