Lexmark C734dn Service Manual

2-66 Service Manual
5026
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230.03, 230.05—Paper Jam error service check
Step Questions / actions Yes No
1 Is the paper fan-folded? Replace the front door
assembly. See “Front
door assembly removal”
on page 4-93.
Go to step 2.
2
1. Turn the printer off
2. Remove the rear frame cover. See “Rear
frame cover removal” on page 4-33.
3. Check the MPF/duplex motor cable in
connector JDX1 (A) for proper connection
to the system board, cable pinch points,
and any other damage to the cable or
connector.
Is the cable damaged?
Replace the fuser DC
cable. See “Fuser DC
cable removal” on
page 4-106.
Go to step 3.
3
Measure the resistance across fuse F13 on
the system board.
Is the fuse blown?
Replace the system board.
See “System board
removal” on page 4-153.
Go to step 4.
4
Is the front door assembly damaged? Replace the front door
assembly. See “Front
door assembly removal”
on page 4-93.
Go to step 5.
1
JSB1
JBIN1
JFAN1
JFUSER1
JBOR1
JHVPS1
JMIRR1
JBLW1
JCVR1
JLVPS2
JCARTP1
JCARTS1
JCARTS2
JCARTP2
JDVR1
JTPS1
JOPT1
JFDS1
JINT1
JFDPCK1JTRAY1JSEC1
JDX1
JT12
J5
JDIMM1
JOPP1
JT1
JUSB1
JBOOT1
JFMUSB1
J49
JTWF1
JTDBUG1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
JTLBT1
JPH1
F5
F6
F7
F9
F10
F12
F13
F14
1
1
J10
1
1
A
1
JSB1
JBIN1
JFAN1
JFUSER1JFUSER1
JBOR1
JHVPS1
JMIRR1
JBLW1
JCVR1JCVR1
JLVPS2
JCARTP1
JCARTS1
JCARTS2
JCARTP2
JDVR1
JTPS1
JOPT1
JFDS1
JINT1
JFDPCK1JFDPCK1JTRAY1JSEC1
JDX1
JT12
J5
JDIMM1
JOPP1
JT1
JUSB1
JBOOT1
JFMUSB1JFMUSB1
J49
JTWF1
JTDBUG1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
JTLBT1
JPH1
F5
F6
F7
F9
F10
F12
F13
F14
1
1
J10
1
1
A

Lexmark C734dn Specifications

General

Brand	Lexmark
Model	C734dn
Category	Printer
Language	English