Sharp MX-LC13 (serv.man29) Service Manual / Technical Bulletin ▷ View online
Sharp Electronics (UK) Ltd., Technical Services Group
CCE-1293
1. Model Name:
MX-LC13 (Option for MX-6240N/7040N/6500N/7500N, MX-M904/M1054/M1204)
2. Symptom:
A crease(s) might be generated on the paper feed belt which has been supplied from
the parts manufacturer until the December 2013 production, depending on the packing condition,
the parts manufacturer until the December 2013 production, depending on the packing condition,
which may cause the paper jam (L1DF004_N etc.) when passing the paper in that condition.
After January 2014 production, the packing method has been reviewed and the symptom
above does not happen.
3. Field Action:
If the symptom above occurs, please replace the paper feed belt (NBLTH0606FCZZ).
For the replacement procedure, please see the attached document.
- Check if there is the crease on the paper feed belt.
- Check the whole area of the paper feed belt if there is the convex section like below:
If the indicated section is found, the paper feed belt needs to be replaced.
COUNTERMEASURE FOR JAM (L1DF004_N
ETC.) DUE TO THE CREASE(S) ON PAPER
FEED BELT AT AIR PAPER UNIT SECTION
TECHNICAL BULLETIN
Date:
6
th
May 2014
Model:
MXLC13
Ref.:
CCE-1293
Colour:
White
Page:
1 of 1
Paper feed unit
Paper feed belt (x4)
1 / 4
Replacement Procedure of LC13 Paper Feed Belt
(1) Remove the paper feed unit from LC13.
(2) Disassemble the paper feed unit into the upper unit and lower unit.
Open the small window
of LC13 rear frame.
of LC13 rear frame.
Remove the connector (x3).
Remove the screw
(x2) at front side.
(x2) at front side.
Remove the screw (x2).
Remove the connector (x3).
Remove the snap band.
Remove the snap band.
Remove the screw (x2).
After removing the connectors
and snap band;
and snap band;
2 / 4
(3) Remove the roller shaft and the fixing plate from the paper feed upper unit.
(4) Replace and mount the belt.
Put the belt to A position from F side of the paper feed UN.
Slide the belt to the direction of arrow B.
Slide the belt to the direction of arrow B.
Note) Please do not put the belt in the following way.
Remove the screw (x5).
Remove E-ring.
Remove E-ring.
Exploded view
Roller shaft
Paper feed UN
F side
R side
A
B
Assembling : NG
Remove the earth plate.
Put the belt to the paper feed UN
in parallel, while pulling the both
ends of the belt with both hands.
in parallel, while pulling the both
ends of the belt with both hands.
3 / 4
(5) Mount the roller shaft and fixing plate.
(6) Mount the ball bearing and E-ring.
(7) Mount the fixing plate.
(8) Pay attention to the mounting of the arm of bulb solenoid.
OK
NG (Arm is detached.)
Put the belt (x4).
Note:
Be aware of the direction of roller shaft.
Be aware of the direction of roller shaft.
Tighten the screw (x5).
Mount the earth plate.
F side
R side
Shape of the roller shaft head (F side)
Shape of the roller shaft head (R side)
Shape of the roller shaft head
differs between F/R.
differs between F/R.
Display