Lexmark C734dn Service Manual

2-118 Service Manual
5026
Go Back
Previous
Next
945.xx, 947.xx—Transfer roll error service check
Step Questions / actions Yes No
1 Replace the transfer module. POR the printer.
Did the error clear?
Problem resolved. Replace the original
transfer module. Go to step
2.
2
Turn the printer off, and then remove the rear
frame cover. See “Rear frame cover
removal” on page 4-33.
Check the cable in connector JHVPS1 (A) for
proper connection to the system board, the
cable for pinch points, and the cable or
connector for any other damage.
Is the cable damaged?
Replace the HVPS cable.
See “High-voltage power
supply (HVPS) cable
removal” on page 4-110.
Go to step 2.
3
Disconnect JHVPS1 from system board and
HVPS. Check for the following continuity.
Go to step 3. Replace the HVPS cable.
See “High-voltage power
supply (HVPS) cable
removal” on page 4-110.
Is continuity present?
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
Pin 24
Pin 23
Pin 1Pin 2
Pin 2
Pin 1
Pin 23
Pin 24
JHVPS1 cable to: Error code
HVPS System board
Pin 19 Pin 19 945.01, 946.01, 947.01
Pin 20 Pin 20
Pin 15 Pin 15 945.02, 946.02, 947.02
Pin 16 Pin 16
Pin 17 Pin 17 945.03, 946.03, 947.03
Pin 18 Pin 18
Pin 23 Pin 23 945.04, 946.04, 947.04
Pin 24 Pin 24

Lexmark C734dn Specifications

General

Brand	Lexmark
Model	C734dn
Category	Printer
Language	English