DOWNLOAD Sharp MX-5500N / MX-6200N / MX-7000N (serv.man52) Service Manual ↓ Size: 4.83 MB | Pages: 20 in PDF or view online for FREE

Model
MX-5500N MX-6200N MX-7000N (serv.man52)
Pages
20
Size
4.83 MB
Type
PDF
Document
Service Manual
Brand
Device
Copying Equipment / Paper transport Section-Detailed Section
File
mx-5500n-mx-6200n-mx-7000n-sm52.pdf
Date

Sharp MX-5500N / MX-6200N / MX-7000N (serv.man52) Service Manual ▷ View online

MX-7000N  PAPER TRANSPORT SECTION  G – 6
2. Operational descriptions
Paper is fed from each paper feed section and transported to the
resist roller by the transport rollers.
ON/OFF of each transport roller is controlled of by the paper trans-
port clutch.
The resist roller controls the relative positions of transported paper
and the transfer image.
The resist roller is driven by the transport motor.
The relative positions of paper and the transfer image are deter-
mined by the ON timing of the transport motor.
3. Disassembly and assembly
A. Paper pass unit
(1) Paper pass unit
1)
Romove the front cabinet, the right lower door, and the right
lower door cover. (Refer to the "[A] EXTERNAL OUTFIT".)
2)
Remove the tandem paper feed tray unit. (Refer to the "[F]
TRAY PAPER FEED SECTION".)
3)
Disconnect the connector (A), and remove the screws (B), and
remove the paper pass unit (C).
a. Transport roller 12 (Drive)
1)
Romove the front cabinet, the right lower door, and the right
lower door cover. (Refer to the "[A] EXTERNAL OUTFIT".)
2)
Remove the tandem paper feed tray unit. (Refer to the "[F]
TRAY PAPER FEED SECTION".)
3)
Remove the paper pass unit. (Refer to the "(1) Paper pass
unit".)
4)
Remove the screw (A), and remove the sheet (B). Remove the
screw (C). Disengage the pawl (D), and remove the earth plate
(E).
* When installing the screw (C), apply thread locking material.
Unit
Page
A
Paper pass unit
G - 6
B
Vertical transport unit
G - 8
C
LCC transport unit
G -11
D
PS lower unit
G -14
E
PS unit
G -15
F
Others
G -19
Unit
Parts
Mainte
nance
Page
1
Paper pass 
unit
a
Transport roller 12 (Drive)
 {
G - 6
b
Transport roller 13 (Drive)
 {
G - 7
c
Tandem tray 1 transport 
detector 1
G - 7
d
Tandem tray 1 transport 
detector 2
G - 8
Unit
1
Paper pass unit
1-a
1-c
1-d
1-b
1
1
Unit
Parts
Mainte
nance
1
Paper pass unit
a
Transport roller 12 (Drive)
 {
B
C
A
1
1-a
E
D
A
B
C
MX-7000N  PAPER TRANSPORT SECTION  G – 7
5)
Remove the E-rings (F) and the bearings (G), and remove the
transport roller 12 (Drive) (H).
b. Transport roller 13 (Drive)
1)
Romove the front cabinet, the right lower door, and right lower
door cover. (Refer to the "[A] EXTERNAL OUTFIT".)
2)
Remove the tandem paper feed tray unit. (Refer to the "[F]
TRAY PAPER FEED SECTION".)
3)
Remove the paper pass unit. (Refer to the "(1) Paper pass
unit".)
4)
Remove the screws (A), and remove the support plate (B).
5)
Remove the screw (C). Disengage the pawl (D), and remove
the earth plate (E).
* When installing the screw (C), apply thread locking material.
6)
Remove the E-rings (F) and the bearings (G), and remove the
transport roller 13 (Drive) (H).
c. Tandem tray 1 transport detector 1
1)
Romove the front cabinet, the right lower door, and the right
lower door cover. (Refer to the "[A] EXTERNAL OUTFIT".)
2)
Remove the tandem paper feed tray unit. (Refer to the "[F]
TRAY PAPER FEED SECTION".)
3)
Remove the paper pass unit. (Refer to the "(1) Paper pass
unit".)
Unit
Parts
Mainte
nance
1
Paper pass unit
b
Transport roller 13 (Drive)
 {
F
G
H
1-a
F
G
1-b
A
A
B
Unit
Parts
1
Paper pass unit
c
Tandem tray 1 transport detector 1
E
D
C
F
G
H
1-b
G
F
1-c
MX-7000N  PAPER TRANSPORT SECTION  G – 8
4)
Remove the screw (A), and remove the tandem tray 1 trans-
port detector 1 (B). Disconnect the connector (C).
d. Tandem tray 1 transport detector 2
1)
Romove the front cabinet, the right lower door, and the right
lower door cover. (Refer to the "[A] EXTERNAL OUTFIT".)
2)
Remove the tandem paper feed tray unit. (Refer to the "[F]
TRAY PAPER FEED SECTION".)
3)
Remove the paper pass unit. (Refer to the "(1) Paper pass
unit".)
4)
Remove the screws (A), and remove the support plate (B).
5)
Remove the screw (C), and remove the tandem tray 1 trans-
port detector 2 (D). Disconnect the connector (E).
B. Vertical transport unit
(1) Vertical transport unit
1)
Remove the right lower door, the right cabinet lower, and the
right lower door cover. (Refer to the “[A] EXTERNAL OUT-
FIT”.)
2)
Remove the waste toner bottle. (Refer to the “[J] PHOTOCON-
DUCTOR SECTION”.)
3)
Remove the resin E-ring (A), and remove the right vertical
transport unit (B).
Unit
Parts
1
Paper pass unit
d
Tandem tray 1 transport detector 2
A
B
C
1-c
1-d
A
A
B
D
C
E
1-d
Unit
Parts
Mainte
nance
Page
1
Vertical 
transport unit
a
Transport roller 5 (Drive)
 {
G - 9
b
Transport roller 6 (Drive)
 {
G - 9
c
Tandem tray 2 transport 
detector
G -10
d
Right door open/close 
detection sensor
G -11
Unit
1
Vertical transport unit
1-b
1-a
1-c
1
1-d
1
A
B
MX-7000N  PAPER TRANSPORT SECTION  G – 9
4)
Release the lock (C), and open the right door unit (D).
5)
Disconnect the connectors (E), and remove the screws (F),
and remove the vertical transport unit (G).
a. Transport roller 5 (Drive)
1)
Remove the right lower door, the right cabinet lower, and the
right door cover. (Refer to the “[A] EXTERNAL OUTFIT”.)
2)
Remove the waste toner box. ([J] PHOTOCONDUCTOR SEC-
TION”.)
3)
Remove the vertical transport unit. (Refer to the "(1) Vertical
transport unit".)
4)
Remove the E-ring (A), the gear (B), the parallel pin (C), and
the gear collar (D). Remove the E-rings (E), and remove the
bearing (F).
5)
Remove the screw (G), and remove the earth plate (H).
Remove the E-ring (I), and remove the bearing (J). Remove
the transport roller 5 (Drive) (K).
b. Transport roller 6 (Drive)
1)
Remove the right lower door, the right cabinet lower, and the
right lower door cover. (Refer to the “[A] EXTERNAL OUT-
FIT”.)
2)
Remove the waste toner box. (Refer to the “[J] PHOTOCON-
DUCTOR SECTION”.)
3)
Remove the vertical transport unit. (Refer to the "(1) Vertical
transport unit".)
Unit
Parts
Mainte
nance
1
Vertical transport unit
a
Transport roller 5 (Drive)
 {
C
D
E
E
F
F
G
1
1-a
Unit
Parts
Mainte
nance
1
Vertical transport unit
b
Transport roller 6 (Drive)
 {
A
B
C
D
E
F
G
H
I
J
K
1-a
1-b
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