Sharp MX-FN24 / MX-FN25 Service Manual ▷ View online
SERVICE MANUAL
Parts marked with "
" are 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.
SHARP CORPORATION
[1]
SPECIFICATION
1. MX-FNX6/FN24/PNX4 . . . . . . . . . . . . . . . 1-1
2. MX-FNX7/FN25/PNX4 Saddle finisher . . . 1-2
3. Paper size/Type/Weight . . . . . . . . . . . . . . 1-3
1. MX-FNX6/FN24/PNX4 . . . . . . . . . . . . . . . 1-1
2. MX-FNX7/FN25/PNX4 Saddle finisher . . . 1-2
3. Paper size/Type/Weight . . . . . . . . . . . . . . 1-3
[2]
MAINTENANCE LIST . . . . . . . . . . . . . . . . . . 2-1
[3]
MECHANISM
1. Composition layout (* in the figure:
1. Composition layout (* in the figure:
For the MX-FNX7/FN25 only). . . . . . . . . . 3-1
2. Electric parts layout . . . . . . . . . . . . . . . . . 3-1
3. Drive layout. . . . . . . . . . . . . . . . . . . . . . . . 3-3
4. Branch mechanism. . . . . . . . . . . . . . . . . . 3-3
5. Pre-stack mechanism . . . . . . . . . . . . . . . . 3-4
6. Rise-fall mechanism . . . . . . . . . . . . . . . . . 3-5
7. Staple jogger mechanism . . . . . . . . . . . . . 3-5
8. Center binding staple mechanism
3. Drive layout. . . . . . . . . . . . . . . . . . . . . . . . 3-3
4. Branch mechanism. . . . . . . . . . . . . . . . . . 3-3
5. Pre-stack mechanism . . . . . . . . . . . . . . . . 3-4
6. Rise-fall mechanism . . . . . . . . . . . . . . . . . 3-5
7. Staple jogger mechanism . . . . . . . . . . . . . 3-5
8. Center binding staple mechanism
(MX-FNX7/FN25 only) . . . . . . . . . . . . . . . 3-7
9. Discharge mechanism . . . . . . . . . . . . . . . 3-8
10. Punch mechanism . . . . . . . . . . . . . . . . . . 3-9
11. Punch dust collection mechanism . . . . . . 3-9
10. Punch mechanism . . . . . . . . . . . . . . . . . . 3-9
11. Punch dust collection mechanism . . . . . . 3-9
[4]
REPLACEMENT AND ADJUSTMENT
1. External cover replacement . . . . . . . . . . . 4-1
2. Tray assembly, left cover replacement. . . . 4-1
3. Shift roller replacement . . . . . . . . . . . . . . . 4-2
4. Rollers. . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2
5. Proof tray paper exit sensor
1. External cover replacement . . . . . . . . . . . 4-1
2. Tray assembly, left cover replacement. . . . 4-1
3. Shift roller replacement . . . . . . . . . . . . . . . 4-2
4. Rollers. . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2
5. Proof tray paper exit sensor
replacement . . . . . . . . . . . . . . . . . . . . . . . 4-2
6. Shift tray paper surface sensor
upper/lower replacement . . . . . . . . . . . . . 4-2
7. Shift tray paper exit sensor, proof tray
paper surface sensor replacement . . . . . . 4-3
8. Finisher inlet sensor replacement . . . . . . . 4-3
9. Staple paper exit sensor replacement. . . . 4-3
10. Punch unit replacement . . . . . . . . . . . . . . 4-4
11. Center folding horizontal shift
9. Staple paper exit sensor replacement. . . . 4-3
10. Punch unit replacement . . . . . . . . . . . . . . 4-4
11. Center folding horizontal shift
adjustment (MX-FNX7/FN25 only) . . . . . . 4-4
12. Center folding vertical shift adjustment
(MX-FNX7/FN25 only) . . . . . . . . . . . . . . . 4-5
13. Center folding unit replacement and
center binding stapler replacement and
adjustment (MX-FNX7/FN25 only) . . . . . . 4-6
adjustment (MX-FNX7/FN25 only) . . . . . . 4-6
14. Horizontal resist adjustment . . . . . . . . . . . 4-8
[5]
ELECTRICAL COMPONENTS
1. Block diagram . . . . . . . . . . . . . . . . . . . . . . 5-1
2. Actual wiring chart. . . . . . . . . . . . . . . . . . . 5-2
1. Block diagram . . . . . . . . . . . . . . . . . . . . . . 5-1
2. Actual wiring chart. . . . . . . . . . . . . . . . . . . 5-2
TopPage
CONTENTS
CODE: 00ZMXFN25/S2E
FINISHER /
SADDLE STITCH FINISHER /
PUNCH MODULE
MX-FNX6/FN24
MX-FNX7/FN25
MX-PNX4
MODEL
MX-FN25 SPECIFICATION 1 – 1
MX-FN25
Service Manual
[1] SPECIFICATION
1. MX-FNX6/FN24/PNX4
MX-FNX6
MX-FN24
Form
Floor type
Transport speed
85 sheets/minute
90 sheets/minute
Paper Transport standard
Center alignment
Pause Switch
Available
Stacker Section
Tray form
Top tray
Fixed
Offset tray
Up and down tray
Stacker Section
Paper size allowed
Top tray
A3W, A4W, A3, B4, A4, A4-R, B5, B5-R, A5-R, 8K,16K,16KR, Postcard, 11"x17", 8.5"x14", 8.5"x13.4", 8.5"x13",
8.5"x11", 8.5"x11"-R, 5.5"x8.5"-R,12"x 18", 9"x12", 7.25"x10.5"-R
8.5"x11", 8.5"x11"-R, 5.5"x8.5"-R,12"x 18", 9"x12", 7.25"x10.5"-R
Offset tray
Stored paper weight
(Non- stitched)
(Non- stitched)
Top tray
52-205g/m
2
, 16lbs Bond-110lbs Index
52-220g/m
2
, 16lbs Bond-110lbs Index
Offset tray
52-300g/m
2
, 16lbs Bond-170 lbs Index
Stored Sheets
Top tray
250 sheets: A4, 8.5"x11" or less (80g/m
2
, 20lbs Bond)
50 sheets: B4, 8.5"x14" or more (80g/m
2
, 20lbs Bond)
* A5/5.5x8.5 are feeded from Inserter Tray of Inserter Unit.
Offset tray
3000sheets: A4, 8.5"x11" (80g/m
2
, 20lbs Bond)
1500sheets: A3W, A4W, A3, B4, A4-R, B5, B5-R, 8K,
16K, 16KR, 12"x18", 11"x17", 8.5"x14", 8.5"x13.4",
8.5"x13", 8.5"x11"-R, 9"x12" (80g/m
16K, 16KR, 12"x18", 11"x17", 8.5"x14", 8.5"x13.4",
8.5"x13", 8.5"x11"-R, 9"x12" (80g/m
2
, 20lbs Bond)
100 sheets: A5-R*, 5.5"x8.5"-R*, Postcard*
(80g/m
(80g/m
2
, 20lbs Bond)
*Impossible to Offset.
3000sheets: A4, 8.5"x11" (80g/m
2
, 20lbs Bond)
1500sheets: A3W, A4W, A3, B4, A4-R, B5, B5-R, 8K,
16K, 16KR, 12"x18", 11"x17", 8.5"x14", 8.5"x13.4",
8.5"x13", 8.5"x11"-R, 9"x12" (80g/m
16K, 16KR, 12"x18", 11"x17", 8.5"x14", 8.5"x13.4",
8.5"x13", 8.5"x11"-R, 9"x12" (80g/m
2
, 20lbs Bond),
7.25"x10.5"-R
100 sheets: A5-R*, 5.5"x8.5"-R*, Postcard*
(80g/m
100 sheets: A5-R*, 5.5"x8.5"-R*, Postcard*
(80g/m
2
, 20lbs Bond), Custom size*
*Impossible to Offset.
Stacking
performance
performance
Non-offset
12 mm or less (B5R and A5R are 50mm or less)
Offset
12 mm or less (B5R and A5R are 50mm or less)
Offset volume
30 mm
Stitched
3mm or less
Staple section
Number of sheets to be stitched
50 sheets: A4, 8.5"x11" or less
30 sheets: B4, 8.5"x14" or more
Mixed (same width): 30 sheets
Max. 176g/m
30 sheets: B4, 8.5"x14" or more
Mixed (same width): 30 sheets
Max. 176g/m
2
(65lbs Index) paper 2 sheets+80g/m
2
paper 48 sheets
Paper weight to be stitched
60-105g/m
2
,16lbs-28lbs Bond
60-176g/m
2
,16lbs-28lbs Bond
Number of stored
sheets when
stapled (80g/m
sheets when
stapled (80g/m
2
)
A4, 8.5"x11"
2-19 sheets 150 bundles
20-50 sheets 150-60 bundles
20-50 sheets 150-60 bundles
A4R, B5, 8.5"x11"R
2-14 sheets 100 bundles
15-50 sheets 100-30 bundles
15-50 sheets 100-30 bundles
—
A4R, B5, 8.5"x11"R,
7.25"x10.5", 16K, 16KR
7.25"x10.5", 16K, 16KR
—
2-14 sheets 100 bundles
15-50 sheets 100-30 bundles
15-50 sheets 100-30 bundles
Others:
2-14 sheets 100 bundles
15-30 sheets 100-50 bundles
15-30 sheets 100-50 bundles
—
When mixed size:
• A3, A4
• B4, B5
• 11"x17", 8.5x17
• A3, A4
• B4, B5
• 11"x17", 8.5x17
2-30 sheets 50 bundles
—
When mixed size:
• A3, A4
• B4, B5
• 11"x17", 8.5"x11"
• 8.5"x14", 8.5"x13.4",
• A3, A4
• B4, B5
• 11"x17", 8.5"x11"
• 8.5"x14", 8.5"x13.4",
8.5x13, 8.5"x11"
—
2-30 sheets 50 bundles
Staple position
4 position (Top, Top Slant, Bottom, 2 Staples)
Stapling method
Staple cartridge (5,000 staples)
Changeable by user
Changeable by user
Adjustment of Staple position
-1 - +3.5mm (For 1 position staple only), Adjustment pitch 0.5mm, Controlled by main unit.
Detection of no staple
Available
Manual staple
(When the inserter is installed, it can be operated on
the operation panel of the main unit.)
the operation panel of the main unit.)
—
Life
5 year or 9,900K
Dimensions (WxDxH)
640mm x 614mm x 960mm
745mm x 614mm x 960mm (Tray extended)
745mm x 614mm x 960mm (Tray extended)
657mm x 615mm x 979mm
747mm x 615mm x 1037mm (Tray extended)
747mm x 615mm x 1037mm (Tray extended)
Weight
46kg
47kg
Power source
DC24V (supplied by the main unit)
Power consumption
96W (Include Punch module)
MX-FN25 SPECIFICATION 1 – 2
*1: Manual (OPE) Switching: 2-hole/3-hole
*2: Manual (OPE) switching 2-hole/4-hole
*2: Manual (OPE) switching 2-hole/4-hole
Punch Module for 50 sheets stapling (Option)
Form
Built in the Finisher
Punch style
Reciprocal type
Type
Hole location
Hole diameter
Paper Size
MX-FNX6
MX-FN24
2-hole
2-hole:
A: 80
A: 80
1mm
B: 12
3mm
2-hole:
6.5mm
6.5mm
2-hole:
A3, A4, A4-R, B4, B5,
B5-R, 11"x17", 8.5"x14", 8.5" x13.4", 8.5" x13", 8.5"x11", 8.5"x11"-R, 8K,
16K, 16K-R
A3, A4, A4-R, B4, B5,
B5-R, 11"x17", 8.5"x14", 8.5" x13.4", 8.5" x13", 8.5"x11", 8.5"x11"-R, 8K,
16K, 16K-R
North America
2-hole
3-hole*1
2-hole
3-hole*1
2-hole:
A: 70
A: 70
1mm
B: 12
3mm
3-hole:
A: 108
A: 108
1mm
B: 9.5
3mm
8.0mm
3-hole:
A3, A4, 11"x17", 8.5"x11"
A3, A4, 11"x17", 8.5"x11"
2-hole:
A3, A4, A4R, B5, B5R, 11"x17",
8.5"x11"-R, 8.5"x14", 8.5"x13.4",
8.5"x13"
A3, A4, A4R, B5, B5R, 11"x17",
8.5"x11"-R, 8.5"x14", 8.5"x13.4",
8.5"x13"
3-hole:
A3, A4, 11"x17", 8.5"x11", 16K
A3, A4, 11"x17", 8.5"x11", 16K
2-hole:
A3, A4, A4R, B5, B5R, 11"x17",
8.5"x11"-R, 8.5"x14", 8.5"x13.4",
8.5"x13", 8K,16K,16KR
A3, A4, A4R, B5, B5R, 11"x17",
8.5"x11"-R, 8.5"x14", 8.5"x13.4",
8.5"x13", 8K,16K,16KR
2-hole
4-hole*2
4-hole*2
2-hole:
A: 80
A: 80
1mm
B: 12
3mm
4-hole:
A: 80
A: 80
1mm
B: 12
3mm
6.5mm
4-hole:
A3, B4, A4, B5, 11"x17", 8.5"x11"
A3, B4, A4, B5, 11"x17", 8.5"x11"
2-hole:
A3, A4, A4R, B5, B5R, 11"x17",
8.5"x11"-R, 8.5"x14", 8.5"x13.4",
8.5"x13"
A3, A4, A4R, B5, B5R, 11"x17",
8.5"x11"-R, 8.5"x14", 8.5"x13.4",
8.5"x13"
4-hole:
A3, B4, A4, B5, 11"x17", 8.5"x11",
8K, 16K
A3, B4, A4, B5, 11"x17", 8.5"x11",
8K, 16K
2-hole:
A3, A4, A4R, B5, B5R, 11"x17",
8.5"x11"-R, 8.5"x14", 8.5"x13.4",
8.5"x13", 8K, 16K, 16KR
A3, A4, A4R, B5, B5R, 11"x17",
8.5"x11"-R, 8.5"x14", 8.5"x13.4",
8.5"x13", 8K, 16K, 16KR
4-hole wide
A: 70
1mm
B: 12
3mm
C: 21
1mm
6.5mm
A3, A4,
A4-R, B4, B5, B5-R, 11"x17",
8.5"x14", 8.5"x13.4", 8.5"x13",
8.5"x11", 8.5"x11"-R
A4-R, B4, B5, B5-R, 11"x17",
8.5"x14", 8.5"x13.4", 8.5"x13",
8.5"x11", 8.5"x11"-R
A3, A4,
A4-R, B4, B5, B5-R, 11"x17",
8.5"x14", 8.5"x13.4", 8.5"x13",
8.5"x11", 8.5"x11"-R, 8K, 16K, 16KR
A4-R, B4, B5, B5-R, 11"x17",
8.5"x14", 8.5"x13.4", 8.5"x13",
8.5"x11", 8.5"x11"-R, 8K, 16K, 16KR
Adjustment of Punch
position
position
Feeding direction(X):
3mm, Adjustment pitch 0.5mm, Control by main unit.
Y direction:
2mm, Adjustment pitch 0.4mm, Control by main unit.
Can be manually adjusted in the B direction.
Manual Punch
Manual Punch
Yes (When the inserter is installed, it can be operated on
the operation panel of the main unit.)
the operation panel of the main unit.)
No
Punchable Paper
Weight
Weight
MX-FNX6:
52-163g/m
52-163g/m
2
,16lbs Bond, 90lbs Index
MX-FN24:
52-176g/m
52-176g/m
2
,16lbs Bond, 90lbs Index
Power source
In the finisher
Dimensions (WxDxH)
130mmx515mmx140mm
Weight
1.4kg
A
B
A
B
A
A
B
A
A
A
B
A
B
C
MX-FN25 SPECIFICATION 1 – 3
2. MX-FNX7/FN25/PNX4 Saddle finisher
MX-FNX7
MX-FN25
Form
Floor type
Transport speed
85 sheets/minute
90 sheets/minute
Paper Transport standard
Center alignment
Stacker section
Tray Form
Top tray
Fixed
Offset tray
Up-down Offset tray
Saddle Tray
Fixed
Paper sizes allowed
Top tray
A3W, A4W, A3, B4, A4, A4-R, B5, B5-R, A5-R, 8K, 16K, 16KR, Postcard, 11"x17", 8.5"x14", 8.5"x13.4",
8.5"x13", 8.5"x11", 8.5"x11"-R, 5.5"x8.5"-R, 12"x18", 9"x12", 7.25"x10.5"-R
8.5"x13", 8.5"x11", 8.5"x11"-R, 5.5"x8.5"-R, 12"x18", 9"x12", 7.25"x10.5"-R
Offset tray
Stored paper weight
(Non-stitched)
(Non-stitched)
Top tray
52 - 205g/m
2
, 16lbs Bond-110lbs Index
52 - 220g/m
2
, 16lbs Bond-110lbs Index
Offset tray
52 - 300g/m
2
, 16lbs Bond-170lbs Index
Stored sheets
Top tray
250 sheets: A4, 8.5"x11" or less
50 sheets: B4, 8.5"x14" or more
50 sheets: B4, 8.5"x14" or more
Offset tray
2000 sheets: A4, 8.5"x11"
1000 sheets: A3W, A4W, A3, B4, A4-R, B5, B5-R,
8K,16K,16KR, 12"x18", 11"x17", 8.5"x14", 8.5"x13.4",
8.5"x13", 8.5"x11"-R, 9"x12"
100 sheets: A5-R*, 5.5"x 8.5"-R*, Postcard*
*Impossible to Offset.
1000 sheets: A3W, A4W, A3, B4, A4-R, B5, B5-R,
8K,16K,16KR, 12"x18", 11"x17", 8.5"x14", 8.5"x13.4",
8.5"x13", 8.5"x11"-R, 9"x12"
100 sheets: A5-R*, 5.5"x 8.5"-R*, Postcard*
*Impossible to Offset.
2000 sheets: A4, 8.5"x11"
1000 sheets: A3W, A4W, A3, B4, A4-R, B5, B5-R,
8K,16K,16KR, 12"x18", 11"x17", 8.5"x14", 8.5"x13.4",
8.5"x13", 8.5"x11"-R, 9"x12", 7.25"x10.5"-R
100 sheets: A5-R*, 5.5"x 8.5"-R*, Postcard*,
Custom size*
*Impossible to Offset.
1000 sheets: A3W, A4W, A3, B4, A4-R, B5, B5-R,
8K,16K,16KR, 12"x18", 11"x17", 8.5"x14", 8.5"x13.4",
8.5"x13", 8.5"x11"-R, 9"x12", 7.25"x10.5"-R
100 sheets: A5-R*, 5.5"x 8.5"-R*, Postcard*,
Custom size*
*Impossible to Offset.
Stacking
performance
performance
Non-offset
12 mm or less (B5R and A5R are 50mm or less)
Offset
12 mm or less (B5R and A5R are 50mm or less)
Offset volume
30 mm
Stitched
3 mm or less
Staple section
Number of sheets to be stitched
50 sheets: A4, 8.5"x11" or less
30 sheets: B4, 8.5"x14" or more
Mixed size: 30 sheets
Max. 2 x 176g/m
30 sheets: B4, 8.5"x14" or more
Mixed size: 30 sheets
Max. 2 x 176g/m
2
(65lbs Index) paper
+ 48 sheets x 80g/m
2
paper
Paper weight to be stitched
60 - 105g/m
2
,16lbs-28lbs Bond
60 - 176g/m
2
,16lbs-28lbs Bond
Number of stored
sheets when stapled
(80g/m
sheets when stapled
(80g/m
2
)
A4, 8.5"x11"
2-12 sheets 150 bundles
13-50 sheets 150-40 bundles
13-50 sheets 150-40 bundles
A4R, B5, 8.5"x11"R
2-9 sheets 100 bundles
10-50 sheets 100-20 bundles
10-50 sheets 100-20 bundles
—
A4R, B5, 8.5"x11"R,
7.25"x10.5", 16K, 16KR
7.25"x10.5", 16K, 16KR
—
2-9 sheets 100 bundles
10-50 sheets 100-20 bundles
10-50 sheets 100-20 bundles
Others:
2-9 sheets 100 bundles
10-30 sheets 100-33 bundles
10-30 sheets 100-33 bundles
When mixed size:
• A3, A4
• B4, B5
• 11"x17", 8.5x17
• A3, A4
• B4, B5
• 11"x17", 8.5x17
2-30 sheets 50 bundles
—
When mixed size:
• A3, A4
• B4, B5
• 11"x17", 8.5"x11",
• 8.5"x14", 8.5"x13.4",
• A3, A4
• B4, B5
• 11"x17", 8.5"x11",
• 8.5"x14", 8.5"x13.4",
8.5x13, 8.5"x11"
—
2-30 sheets 50 bundles
Staple Position
4 position (Top, Top Slant, Bottom, 2 Staples)
Stapling method
Staple cartridge (5000 staples) Changeable by user
Adjustment of Staple position
-1 - +3.5mm (For 1 position staple only), Adjustment pitch 0.5mm, Controlled by main unit.
Detection of no staple
Available
Manual Staple
No
Saddle section
Paper sizes allowed for saddle
A3W, A3, B4, A4-R, B5-R, 11"x17", 8.5"x14", 8.5"x11"-R, 12"x18"
Paper type/weight allowed for saddle
60 - 90g/m
2
, 16lbs-24lbs Bond, Cover is possible up to 176g/m
2
.
Stitching method
2-point center stitch
Stitched sheet
15 sheets
Folding location
Center folding
Loading number of sheet
2 - 5 sheets staple: 30 bundles
6 - 10 sheets staple: 15 bundles
6 - 10 sheets staple: 15 bundles
11 - 15 sheets staple: 10 bundles
Adjustment of Centre staple position
3mm (Feeding direction), Adjustment pitch 0.2mm, Controlled by main unit.
Adjustment of Centre folding position
3mm (Feeding direction), Adjustment pitch 0.2mm, Controlled by main unit.
Detection of no staple
Available
Stapling method
Staple cartridge (2000 staples) x2
Changeable by user
Changeable by user
Reliability
MCBJ
in compliance with the main unit
MCBF
in compliance with the main unit
Life
5 year or 9,900K