Read Sharp MX-FN24 / MX-FN25 Service Manual online
MX-FN25 MECHANISM 3 – 1
MX-FN25
Service Manual
[3] MECHANISM
1. Composition layout (* in the figure:
For the MX-FNX7/FN25 only)
1)
Proof branch, staple branch
The paper path is selected between the path to the proof tray
and the path to the upper tray depending on presence of sort
or staple.
The paper path is selected between the path to the proof tray
and the path to the upper tray depending on presence of sort
or staple.
2)
Proof tray
When the sort mode and the staple mode are not selected,
copy paper is discharged to this tray.
When the sort mode and the staple mode are not selected,
copy paper is discharged to this tray.
3)
Tray assembly
This tray lifts up or moves down in the sort mode depending on
the copy discharge quantity (the number of copy sets).
This tray lifts up or moves down in the sort mode depending on
the copy discharge quantity (the number of copy sets).
4)
Tray paper folding section (The MX-FNX7/FN25 only)
Center binding copy is discharged to this tray in the sort mode.
Center binding copy is discharged to this tray in the sort mode.
5)
Pre-stack section
The first page of the second or later sets is switch-back trans-
ported and kept in standby, and fed together with the second
page to the staple tray.
The first page of the second or later sets is switch-back trans-
ported and kept in standby, and fed together with the second
page to the staple tray.
6)
Center binding staple section (The MX-FNX7/FN25 only)
Sheets of copy paper are aligned by the alignment roller and
the jogger fence, performing stapling.
Sheets of copy paper are aligned by the alignment roller and
the jogger fence, performing stapling.
2. Electric parts layout
Proof tray
Tray
assembly
assembly
* Center binding
stapler
* Folding plate
* Folding roller
*
Proof branch
pawl
pawl
Punch unit
Staple branch
pawl
pawl
Pre-stack
branch pawl
branch pawl
Pre-stack tray
Edge binding
stapler
stapler
Tray
paper folding
section
paper folding
section
Signal name
Parts name
M2
UPTRS_M
Upper transport motor
M4
EXIT_M
Paper exit motor
M10
STRLVI_M
Return roller oscillation motor
M18
SFT_M
Shift motor
M19
EXGPLT_M
Paper exit guide plate open/close motor
S1
FINENT
Inlet sensor
S5
SFTROLHP
Shift HP sensor
S6
UPTRYEXT
Shift tray paper exit sensor
S7
EXGPLTHP
Paper exit guide plate HP sensor
S8
UTRPHNST
Staple mode paper surface detection
S9
UTRPHSTP
Shift mode paper surface detection
S10
PRFTRYEX
Proof tray paper exit sensor
S11
PRFTRYFL
Proof tray full sensor
S12
UPTRYLMT
Shift mode rear edge detection
S13
STKROLHP
Oscillation return roller HP sensor
SOL1
UPJCTG_S
Proof branch pawl SOL
SOL2
LOJCTG_S
Staple branch pawl SOL
-
-
Tray upper limit SW
M18
S5
S8
S6
M10
M4
SOL2
S7
S10
S1
S9
S12
Tray upper limit
SW
SW
S13
M19
M2
SOL1
S11
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