Lexmark X734de Service Manual page 88

7526
Step Questions / actions
2 Check the cartridge motor 2/3 cable for
proper connection to the EP drive assembly,
pinch points for the cable, and damage to the
cable or connector (A).
Is either cable damaged?
3 Measure the resistance across fuse F10 on
the system board.
Is the fuse blown?
2-52
Service Manual
A
1 JBIN1 1 1 JFUSER1 1 JHVPS1 1 JBLW1 1
1 1 1 JOPP1
JSB1 JFAN1 JBOR1 JMIRR1
1
JCVR1
F5
F6 JT1
JLVPS2
1
JCARTP1 JCARTP1 F7
1 J49
JCARTS1 JCARTS1
1
1
JBOOT1
JUSB1
1
JDIMM1
F9
J10
JCARTS2 JCARTS2
1
JTLBT1
JCARTP2 JCARTP2 1 1
JFMUSB1 JFMUSB1
1 JTWF1
1
F10
JTDBUG1
1 JDVR1 1
JTPS1 JTPS1
1
J5
JOPT1
1 JDX1
1 F13 1
1
JFDS1 F12
JINT1 JINT1
1 F14
JFDPCK1 JTRAY1 JSEC1
JPH1
1
1 JT12
Yes
Replace the cartridge
motor 2/3 cable. See
"Cartridge motor 2/3
cable removal" on
page 4-57.
Replace the system board.
See "System board
removal" on page 4-148.
No
Go to step 3.
Replace the EP drive
assembly. See
"Electrophotographic
(EP) drive assembly
removal" on page 4-70.