Xx-Cod (Color On Demand) Motor Error Service Check - Lexmark X734de Service Manual

7526
156.xx—COD (Color On Demand) motor error service check
Step Questions / actions
Turn the printer off, and then remove the rear
1
frame cover. See
removal" on page
connector JBOR1 on the system board for
proper connection, for cable pinch points, and
for any other damage to the cable or
connector.
Is the cable damaged?
Measure the resistance across fuse F12 (A)
2
on the system board.
A
Is the fuse blown?
1. Disconnect the cable in connector JBOR1,
3
and then connect the cable from the new
COD group assembly.
2. Bring the printer up in Diagnostics Menu
(turn the multifunction printer off, press
and hold 3 and 6, turn the MFP on, and
then release the buttons when the
progress bar displays).
3. Touch MOTOR TESTS.
4. Touch COD.
5. Touch Forward or Reverse.
See
"Motor tests" on page
Did the COD motor pass the test?
Service Manual
2-58
"Rear frame cover
4-40. Check the cable in
A
1 JBIN1 1 JFUSER1 1 1 JHVPS1 1 JBLW1 1
1 1 1
JSB1 JFAN1 JBOR1 JMIRR1 JOPP1
1
JCVR1
F5 F6 JT1
JLVPS2
1
JCARTP1 F7
1 J49
JCARTS1
1
1
JBOOT1
JUSB1
JDIMM1 1
F9
J10
JCARTS2
1
JTLBT1
JCARTP2 1 1
1 JTWF1 JFMUSB1
1
F10
1 JDVR1 JTDBUG1
1
JTPS1
1 J5
JOPT1
1 JDX1
1 F13 1
1 JFDS1
F12
JINT1 F14
1
JFDPCK1 JTRAY1 JSEC1 JPH1
1 1 JT12
1 JBIN1 1 1 JFUSER1 JHVPS1 1 1 JBLW1 1
JSB1 1 JFAN1 JBOR1 1 JMIRR1 1 JOPP1
1
JCVR1
F5 F6 JT1
JLVPS2
1
JCARTP1 F7
1 J49
JCARTS1
1
1
JBOOT1
JUSB1
1
JDIMM1
F9
J10
JCARTS2
1
JTLBT1
JCARTP2 1 1
1 JTWF1 JFMUSB1
1
F10
1 JDVR1 1 JTDBUG1
JTPS1
1
J5
JOPT1
1 JDX1 1
1 F13
1 JFDS1
F12
1 JINT1 F14
JFDPCK1 JTRAY1 JSEC1 JPH1
1 1 JT12
A
1 JBIN1 1 1 JFUSER1 1 JHVPS1 1 JBLW1 1
1 1 1
JSB1 JFAN1 JBOR1 JMIRR1 JOPP1
1
JCVR1
F5 JT1
F6
JLVPS2
1
JCARTP1 F7
J49
1
JCARTS1
1
1
JBOOT1
JUSB1
JDIMM1 1
F9
J10
JCARTS2
1
JTLBT1
JCARTP2 1 1
1 JTWF1 JFMUSB1
1
F10
1 JDVR1 JTDBUG1
1
JTPS1
1 J5
JOPT1
1 JDX1
1 F13 1
1 JFDS1
F12
JINT1 F14
1
JFDPCK1 JTRAY1 JSEC1 JPH1
1 1 JT12
3-12.
Yes
Replace the COD
assembly. See
"Color on
demand assembly
removal" on page 4-75.
Replace the system board.
See
"System board
removal" on page 4-165.
Replace the COD
assembly. See
"Color on
demand assembly
removal" on page 4-75.
No
Go to step 2.
Go to step 3.
Replace the system board.
See
"System board
removal" on page 4-165.
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