Xx, 947.Xx-Transfer Roll Error Service Check - Lexmark C734dn Service Manual

5026
945.xx, 947.xx—Transfer roll error service check
Step Questions / actions
Replace the transfer module. POR the printer.
1
Did the error clear?
Turn the printer off, and then remove the rear
2
frame cover. See
removal" on page
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?
Disconnect JHVPS1 from system board and
3
HVPS. Check for the following continuity.
Pin 24
Pin 2
JHVPS1 cable to:
HVPS
Pin 19
Pin 20
Pin 15
Pin 16
Pin 17
Pin 18
Pin 23
Pin 24
Is continuity present?
Service Manual
2-118
"Rear frame cover
4-33.
A
1 JBIN1 1 JFUSER1 1 1 JHVPS1 1 JBLW1 1
1 1 1 JOPP1
JSB1 JFAN1 JBOR1 JMIRR1
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 1 JTDBUG1
1 JTPS1
J5
JOPT1
1 JDX1 1
1 F13
1 JFDS1
F12
JINT1 F14
1
JFDPCK1 JTRAY1 JSEC1 JPH1
1 1 JT12
Pin 1
Pin 23
Pin 2
Pin 1
Error code
System board
Pin 19 945.01, 946.01, 947.01
Pin 20
Pin 15 945.02, 946.02, 947.02
Pin 16
Pin 17 945.03, 946.03, 947.03
Pin 18
Pin 23 945.04, 946.04, 947.04
Pin 24
Yes
Problem resolved.
Replace the HVPS cable.
See
"High-voltage power
supply (HVPS) cable
removal" on page 4-110.
Go to step 3.
Pin 23
Pin 24
No
Replace the original
transfer module. Go to step
2.
Go to step 2.
Replace the HVPS cable.
See
"High-voltage power
supply (HVPS) cable
removal" on page 4-110.
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