Sharp MX-C301 / MX-C301W (serv.man37) Service Manual / Technical Bulletin ▷ View online
Technical Report
DIGITAL FULL COLOR COPIER(OPTION)
: MX-C300E/C300WE, etc
No. : CCE-1391
Date : Oct. 16, 2014
C
Document Systems Unit
1/3
SHARP CORPORATION
MODIFICATION OF NOISE GENERATED
WHILE FEEDING ORIGINAL
WHILE FEEDING ORIGINAL
1. Model Name:
MX-C300A/C300E/C300F/C300W/C300WE/C300WR, MX-C301/C301W
2. Symptom:
Noise is generated on rare occasion while feeding original from RSPF due to the skipping
of
Planet
gear.
3. Description:
Following measures have been implemented to rear side of RSPF to prevent skipping of
Planet
gear.
1. Chang in shape of Stopper drive spring, addition of Poly slider, and removal of Washer.
2. Change in shape of Paper feed shaft and addition of Pin and Pick up coupling.
1. Chang in shape of Stopper drive spring, addition of Poly slider, and removal of Washer
- Chang in spring
Before (Stopper drive spring) After (Brake spring)
- Addition of Poly slider
Poly
slider
(φ9)
Poly
slider
(φ6)
Both ends are bended toward outside.
Only one end is bended.
2/3
- Location of spring, Poly slider and Washer
- Make sure the orientation of the spring is correct.
2. Change in shape of Paper feed shaft and addition of Pin and Pick up coupling
- Change in Paper feed shaft
Before
After
- Pin
- Pick up coupling
- Location of Paper feed shaft, Pin and Pick up coupling
(1)
Insert
Pin.
(2) Insert Pick up coupling.
(3) Insert E type ring.
This spring is changed.
Bended side must be placed on bearing side.
Another Poly slider (φ9)
is added here.
is added here.
This Washer is removed.
Pick up holder
(1)
(2)
(3)
One Poly slider (φ6)
is added here.
is added here.
3/3
4. Action:
1. From August 2014 production
2. From November 2014 production
3. From July 2014 production
4. From September 2014 production
5. Parts Action:
Ref.
No.
Model
name
Version P/G
No.
Current parts
New parts
Price
rank
Q’ty
Parts name
Effective
time
Inter-
change-
ability
Parts code
Parts code
1
MX-C300A
MX-C300E
MX-C300F
MX-C300W
MX-C300WE
MX-C300WR
MX-C300E
MX-C300F
MX-C300W
MX-C300WE
MX-C300WR
ALL
8-11
MSPRC0385QSZ1 MSPRC0656QSZZ AD
1
Stopper drive spring
2014/8
5
8-
- LX-WZ0482FCZZ
AC
Poly
slider(9-15)
8-
- LX-WZ0473FCZZ
AA
Poly
slider(6-2)
8-10
XWHS700-10180
- -
-
Washer
2
9-15
NSFTZ0143QSZZ NSFTZ0202QSZZ
AL
1
Paper feed shaft
2014/11
5
9-
- LPINS0134FCZZ
AB
Pin
9- 3
NCPL-0014QSZZ
Change in quantity
1→2
AC
2 Pick
up
coupling
3
MX-C301
MX-C301W
MX-C301W
ALL
11-11 MSPRC0385QSZ1 MSPRC0656QSZZ AD
1
Stopper drive spring
2014/7
5
11-
- LX-WZ0482FCZZ
AC
Poly
slider(9-15)
11-
- LX-WZ0473FCZZ
AA
Poly
slider(6-2)
11-10
XWHS700-10180
- -
-
Washer
4
12-15 NSFTZ0143QSZZ NSFTZ0202QSZZ
AL
1
Paper feed shaft
2014/9
5
12-
- LPINS0134FCZZ
AB
Pin
12- 3
NCPL-0014QSZZ
Change in quantity
1→2
AC
2 Pick
up
coupling
<Interchange>
1. Interchangeable.
4. Not interchangeable.
2. Current type can be used in place of new type.
New type cannot be used in place of current type.
5. Interchangeable if replaced with same types of
related parts in use.
3. Current type cannot be used in place of new type.
New type can be used in place of current type.
6. Others.
Parts marked with "
" is important for maintaining the safety of the set. Be sure to replace these parts with
specified ones for maintaining the safety and performance of the set.
Display