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Sharp Mx 2300n Service Manual

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    							MX-2300/2700 N/G  MAINTENANCE  9 – 5
B. LSU
βœ•: Check (Clean, replace, or adjust according to necessity.) {: Clean β–²: Replace U: Adjust ✩: Lubricate †: Shift the position.
No. Part nameMonochrome 
supply/
Mechanical partsWhen 
calling100
K200
K300
K400
K500
K600
K700
K800
K900
K1000
K11 0 0
K1200
KRemark/Refer to the Parts Guide
. Block/Item No. (Only the replacement parts are 
described.)
1 Dust proof glass Mechanical 
parts{ {{{{{{{{{ { { {
2 Cleaning baseβœ• β–²β–²β–²β–²β–²β–²β–²β–²β–² β–² β–² β–²(P/G No.: [2]-35)
1
2
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    							MX-2300/2700 N/G  MAINTENANCE  9 – 6
C. Developing section
βœ•: Check (Clean, replace, or adjust according to necessity.) {: Clean β–²: Replace U: Adjust ✩: Lubricate †: Shift the position.
No. Part nameMonochrome 
supply/
Mechanical partsWhen 
calling100
K200
K300
K400
K500
K600
K700
K800
K900
K1000
K11 0 0
K1200
KRemark/Refer to the Parts Guide
.Block/Item No. (Only the replacement parts are 
described.) Color supply 60
K120
K180
K240
K300
K360
K
1 Developer (BK) Monochrome 
supplyβ–²β–²β–²β–²β–²β–²β–²β–²β–² β–² β–² β–²
2 DV seal (BK)β–²β–²β–²β–²β–²β–²β–²β–²β–² β–² β–² β–²(P/G No.: [23]-42)
3 DV side seal F 
(BK)β–²β–²β–²β–²β–²β–²β–²β–²β–² β–² β–² β–²(P/G No.: [23]-26)
4 DV side seal R 
(BK)β–²β–²β–²β–²β–²β–²β–²β–²β–² β–² β–² β–²(P/G No.: [23]-15)
5 Toner filterβ–²β–²β–²β–²β–²β–²β–²β–²β–² β–² β–² β–²(P/G No.: [22]-37)
6 Developer (C) Color supplyβ–²β–²β–²β–² β–² β–²
7 Developer (M)β–²β–²β–²β–² β–² β–²
8 Developer (Y)β–²β–²β–²β–² β–² β–²
9 DV seal (C)β–²β–²β–²β–² β–² β–²(P/G No.: [23]-42) 
10 DV side seal F/R 
(C)β–²β–²β–²β–² β–² β–²(P/G No.: [23]-26, [23]-15)
11 Toner filterβ–²β–²β–²β–² β–² β–²(P/G No.: [22]-37)
12 Toner cartridge 
(BK/C/M/Y)Monochrome/
Color supplyUser replacement for every toner empty (or the specified traveling distance).
13 Bias pin/
ConnectorMechanical 
partsβœ• βœ•βœ•βœ•βœ•βœ•βœ•βœ•βœ•βœ• βœ• βœ• βœ•
1,6,7,8
2,9
13
13
3,104,10
5,11
13
12
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    							MX-2300/2700 N/G  MAINTENANCE  9 – 7
D. Transfer section
βœ•: Check (Clean, replace, or adjust according to necessity.) {: Clean β–²: Replace U: Adjust ✩: Lubricate †: Shift the position.
No. Part nameMonochrome 
supply/
Mechanical partsWhen 
calling100
K200
K300
K400
K500
K600
K700
K800
K900
K1000
K110 0
K1200
KRemark/Refer to the Parts Guide
.Block/Item No. (Only the replacement parts are 
described.)
1 Intermediate 
transfer beltMechanical 
partsβœ• β–²β–²β–²β–²β–²β–²β–²β–²β–² β–² β–² β–²(P/G No.: [26]-3)
2 Primary transfer 
rollerβœ•βœ•βœ•β–²βœ•βœ•β–²βœ•βœ•β–²βœ•βœ•β–²(P/G No.: [27]-9)
(P/G No.: [28]-27)
3 Intermediate 
transfer bladeβœ• β–²β–²β–²β–²β–²β–²β–²β–²β–² β–² β–² β–²(P/G No.: [25]-19)
4 Belt drive gearβœ• β–²β–²β–²β–²β–²β–²β–²β–²β–² β–² β–² β–²(P/G No.: [27]-13)
5 Primary transfer 
conduction collarβœ• β–²β–²β–²β–²β–²β–²β–²β–²β–² β–² β–² β–²(P/G No.: [27]-8)
(P/G No.: [28]-25)
6 Transfer drive roller{{{{{{{{{ { { {
7 Transfer follower 
roller{{{{{{{{{ { { {
8 Tension roller{{{{{{{{{ { { {
9 Belt CL brushβœ•βœ•βœ•βœ•βœ•βœ•βœ•βœ•βœ• βœ• βœ• βœ•
10 Y auxiliary roller{{{{{{{{{ { { {
11 Resist backup rollerβœ•βœ•βœ•βœ•βœ•βœ•βœ•βœ•βœ• βœ• βœ• βœ•
12 Secondary transfer 
beltβœ•βœ•βœ•β–²βœ•βœ•β–²βœ•βœ•β–²βœ•βœ•β–²(P/G No.: [30]-21)
13 Secondary transfer 
rollerβœ•βœ•βœ•β–²βœ•βœ•β–²βœ•βœ•β–²βœ•βœ•β–²(P/G No.: [30]-6)
14 Secondary belt 
drive rollerβœ•βœ•{βœ•βœ•{βœ•βœ•{βœ•βœ•{
15 Secondary belt 
tension rollerβœ•βœ•{βœ•βœ•{βœ•βœ•{βœ•βœ•{
16 Secondary belt 
follower rollerβœ•βœ•{βœ•βœ•{βœ•βœ•{βœ•βœ•{
17 Secondary transfer 
idle gearβœ•βœ•βœ•β–²βœ•βœ•β–²βœ•βœ•β–²βœ•βœ•β–²(P/G No.: [29]-6)
18 Sensors (Process 
control resist 
sensors)βœ•{{{{{{{{{ { { {
19 Primary CL rollerβ–²β–²β–²β–²β–²β–²β–²β–²β–² β–² β–² β–²(P/G No.: [26]-56)
20 Cleaner sealβœ• βœ•βœ•βœ•βœ•βœ•βœ•βœ•βœ•βœ• βœ• βœ• βœ•
21 Cleaner seal Rβœ• βœ•βœ•βœ•βœ•βœ•βœ•βœ•βœ•βœ• βœ• βœ• βœ•
22 Transfer toner 
reception sealβœ• βœ•βœ•βœ•βœ•βœ•βœ•βœ•βœ•βœ• βœ• βœ• βœ•
51
4
21
12
17
10
8
8
7
7
6
15
16
14
1513,17
16
4,6
102,5
1193
13
11
9
142
3
18
1920
19
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    							MX-2300/2700 N/G  MAINTENANCE  9 – 8
E. Fusing section
βœ•: Check (Clean, replace, or adjust according to necessity.) {: Clean β–²: Replace U: Adjust ✩: Lubricate †: Shift the position.
No. Part nameMonochrome 
supply/
Mechanical partsWhen 
calling100
K200
K300
K400
K500
K600
K700
K800
K900
K1000
K11 0 0
K1200
KRemark/Refer to the Parts 
Guide. Block/Item No. (Only the replacement parts are 
described.)
1 Upper heat roller Mechanical 
partsβœ• βœ•β–²βœ•β–²βœ•β–²βœ•β–²βœ• β–² βœ• β–²(P/G No.: [32]-32)
2 Lower heat rollerβœ• βœ•β–²βœ•β–²βœ•β–²βœ•β–²βœ• β–² βœ• β–²(P/G No.: [33]-15)
3 Upper heat roller 
gearβœ• βœ•β–²βœ•β–²βœ•β–²βœ•β–²βœ• β–² βœ• β–²(P/G No.: [32]-30)
4 Upper roller bearingβœ• βœ•β–²βœ•β–²βœ•β–²βœ•β–²βœ• β–² βœ• β–²(P/G No.: [32]-31)
5 Lower roller bearingβœ• βœ•β–²βœ•β–²βœ•β–²βœ•β–²βœ• β–² βœ• β–²(P/G No.: [33]-14)
6 Upper separation 
pawlβœ• βœ•β–²βœ•β–²βœ•β–²βœ•β–²βœ• β–² βœ• β–²(P/G No.: [32]-11)
7 Upper thermistorβœ• βœ•β–²βœ•β–²βœ•β–²βœ•β–²βœ• β–² βœ• β–²(P/G No.: [32]-18)
8 Lower thermistorβœ• βœ•β–²βœ•β–²βœ•β–²βœ•β–²βœ• β–² βœ• β–²(P/G No.: [33]-20)
9 Non-contact 
thermistorβœ• βœ• βœ•β–²βœ• βœ•β–²βœ• βœ•β–² βœ• βœ• β–²
10 Gearsβœ• ✩✩✩✩✩✩✩✩✩ ✩ ✩ ✩Specified position
11 Paper guides{ {{{{{{{{{ { { {
12 Fusing unitβœ• βœ•β–²βœ•β–²βœ•β–²βœ•β–²βœ• β–² βœ• β–²(P/G No.: [31]-901)
(P/G No.: [32]-901)
(P/G No.: [33]-901)
5
582
4
466
2 1
3 1
8
7
9
12
7
9
11
11
11
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    							MX-2300/2700 N/G  MAINTENANCE  9 – 9
F. Optical section
βœ•: Check (Clean, replace, or adjust according to necessity.) {: Clean β–²: Replace U: Adjust ✩: Lubricate †: Shift the position.
No. Part nameMonochrome 
supply/
Mechanical partsWhen 
calling100
K200
K300
K400
K500
K600
K700
K800
K900
K1000
K11 00
K1200
KRemark/Refer to the Parts Guide
. Block/Item No. (Only the replacement parts are 
described.)
1 Mirror/Lens/
Reflector/CCDMechanical 
parts{ {{{{{{{{{ { { {
2 Table glass/
SPF glass{ {{{{{{{{{ { { {
3 Scanner lamp{ {{{{{{{{{ { { {
4 Rails✩ ✩✩✩✩✩✩✩✩✩ ✩ ✩ ✩Specified positions
5Drive belt/
Drive wireβœ• βœ•βœ•βœ•βœ•βœ•βœ•βœ•βœ•βœ• βœ• βœ• βœ•
4
2 42
4
3
55 1
1
14
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    							MX-2300/2700 N/G  MAINTENANCE  9 – 10
G. F i l t e r s
βœ•: Check (Clean, replace, or adjust according to necessity.) {: Clean β–²: Replace U: Adjust ✩: Lubricate †: Shift the position.
No. Part nameMonochrome 
supply/
Mechanical partsWhen 
calling100
K200
K300
K400
K500
K600
K700
K800
K900
K1000
K11 0 0
K1200
KRemark/Refer to the Parts Guide
. Block/Item No. (Only the replacement parts are 
described.)
1 Ozone filter PA Mechanical 
partsβœ• β–²β–²β–²β–²β–²β–²β–²β–²β–² β–² β–² β–²(P/G No.: [47]-40)
1
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    							MX-2300/2700 N/G  MAINTENANCE  9 – 11
H. Paper feed section
βœ•: Check (Clean, replace, or adjust according to necessity.) {: Clean β–²: Replace U: Adjust ✩: Lubricate †: Shift the position.
No. Part nameMonochrome 
supply/
Mechanical partsWhen 
calling100
K200
K300
K400
K500
K600
K700
K800
K900
K1000
K110 0
K1200
KRemark/Refer to the Parts Guide
. Block/Item No. (Only the replacement parts are 
described.)
1 Pickup roller Mechanical 
parts{ {{{{{{{{{ { { {(P/G No.: [11]-40, [16]-33)
2 Paper feed roller{ {{{{{{{{{ { { {(P/G No.: [11]-41, [16]-29)
3 Separation roller{ {{{{{{{{{ { { {(P/G No.: [10]-4, [15]-37)
4 Torque limiterβœ• βœ•βœ•βœ•βœ•βœ•βœ•βœ•βœ•βœ• βœ• βœ• βœ•
1
4
4
1
4
2
3
2
3
1
2
3
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    							MX-2300/2700 N/G  MAINTENANCE  9 – 12
I. Transport section/Paper exit reverse section
βœ•: Check (Clean, replace, or adjust according to necessity.) {: Clean β–²: Replace U: Adjust ✩: Lubricate †: Shift the position.
No. Part nameMonochrome 
supply/
Mechanical partsWhen 
calling100
K200
K300
K400
K500
K600
K700
K800
K900
K1000
K11 0 0
K1200
KRemark/Refer to the Parts Guide
. Block/Item No. (Only the replacement parts are 
described.)
1 PS follower roller Mechanical 
partsβœ•{{{{{{{{{ { { {
2 Transport rollers{ {{{{{{{{{ { { {
3 Discharge brushβœ• βœ•βœ•βœ•βœ•βœ•βœ•βœ•βœ•βœ• βœ• βœ• βœ•
4Paper exit filter
5 Gearsβœ• βœ•βœ•βœ•βœ•βœ•βœ•βœ•βœ•βœ• βœ• βœ• βœ•When checking, apply to the 
necessary positions (specified 
positions). 1
1
133
3
2
2
2
2
4
4
: Dec. 15 20051
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    							MX-2300/2700 N/G  MAINTENANCE  9 – 13
J. Drive section
βœ•: Check (Clean, replace, or adjust according to necessity.) {: Clean β–²: Replace U: Adjust ✩: Lubricate †: Shift the position.
No. Part nameMonochrome 
supply/
Mechanical partsWhen 
calling100
K200
K300
K400
K500
K600
K700
K800
K900
K1000
K11 00
K1200
KRemark/Refer to the Parts 
Guide. Block/Item No. (Only the replacement 
parts are described.)
1 Gears (Grease) Mechanical 
partsβœ• βœ•βœ•βœ•βœ•βœ•βœ•βœ•βœ•βœ• βœ• βœ• βœ•HANARL FL955R/FLOIL 
G313S
When checking, apply to 
the necessary positions 
(specified positions). 
2 Shaft earth sections 
(Conduction grease)βœ• βœ•βœ•βœ•βœ•βœ•βœ•βœ•βœ•βœ• βœ• βœ• βœ•When checking, apply to 
the necessary positions 
(specified positions). 
3Beltsβœ• βœ•βœ•βœ•βœ•βœ•βœ•βœ•βœ•βœ• βœ• βœ• βœ•
2
1
3
1(FLOIL G313S)
(HANARL FL955R)
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    							MX-2300/2700 N/G  MAINTENANCE  9 – 14
3. Other related items
A. Maintenance timing display
The message of maintenance execution timing is displayed when
each counter reaches the set value. The relationship between the
messages and the counters is shown blow.
(1) (Maintenance timing) (Frameless)
a. Maintenance counters
β€’ After completion of the maintenance, execute SIM 24-4 (Mainte-
nance counters (total, color) clear).
b. Transfer unit system counters
β€’ After completion of the maintenance, execute SIM 24-4 (Primary
and secondary transfer unit counters (number of the transfer unit
print counter, accumulated traveling distance of the transfer unit,
days of use of the transfer unit) clear).
c. Fusing unit counter
β€’ After completion of the maintenance, execute SIM 24-4 (Fusing
unit counters (number of the fusing unit print counter, days of use
of the fusing unit) clear).
d. Drum cartridge system counters
β€’ After completion of the maintenance, execute SIM 24-7 (Drum
counters (number of the drum print counter, accumulated travel-
ing distance of the drum) clear).e. Developer cartridge system counters
β€’ After completion of the maintenance, execute SIM 24-5 (Devel-
oper counters (number of the developer print counter, accumu-
lated traveling distance of the developer) clear).
(2) [Maintenance timing] (Framed)
a. Maintenance counters
β€’ After completion of the maintenance, execute SIM 24-4 (Mainte-
nance counters (total, color) clear).
(3) [Check the waste toner box.] (Framed)
β€’ After detection of the waste toner full, reset the full detection by
opening/close of the front door.
Code ContentPrint job 
Enable/Disable
TA The maintenance counters (total) reaches 90% 
of the set value of SIM21-1, or they reaches 
the set value of SIM21-1 but SIM26-38 is set to 
Print Enable.Enable
CA The maintenance counters (color) reaches 
90% of the set value of SIM21-1, or they 
reaches the set value of SIM21-1 but SIM26-
38 is set to Print Enable.Enable
AA The maintenance counters (both of total and 
color) reaches 90% of the set value of SIM21-
1, or they reaches the set value of SIM21-1 but 
SIM26-38 is set to Print Enable.Enable
Code ContentPrint job 
Enable/Disable
TK1 The primary transfer unit print counter reaches 
100,000 sheets.Enable
TK2 The secondary transfer unit print counter 
reaches 300,000 sheets.Enable
Code ContentPrint job 
Enable/Disable
FK1 The funsing unit print counter reaches 200,000 
sheets.Enable
Code ContentPrint job 
Enable/Disable
DK The drum cartridge print counter (K) reaches 
100,000 sheets, or the accumulated number of 
rotations of the drum (K) reaches 715K.Enable
DC The drum cartridge print counter (C) reaches 
60,000 sheets, or the accumulated number of 
rotations of the drum (C) reaches 715K.Enable
DM The drum cartridge print counter (M) reaches 
60,000 sheets, or the accumulated number of 
rotations of the drum (M) reaches 715K.Enable
DY The drum cartridge print counter (Y) reaches 
60,000 sheets, or the accumulated number of 
rotations of the drum (Y) reaches 715K.Enable
Code ContentPrint job 
Enable/Disable
VK The developer print counter (K) reaches 
100,000 sheets, or the accumulated number of 
rotations of the developer (K) reaches 715K.Enable
VC The developer print counter (C) reaches 
60,000 sheets, or the accumulated number of 
rotations of the developer (C) reaches 715K.Enable
VM The developer print counter (M) reaches 
60,000 sheets, or the accumulated number of 
rotations of the developer (M) reaches 715K.Enable
VY The developer print counter (Y) reaches 
60,000 sheets, or the accumulated number of 
rotations of the developer (Y) reaches 715K.Enable
Code ContentPrint job 
Enable/Disable
TA The maintenance counters (total) reaches the 
set value of SIM21-1, and SIM26-38 is set to 
Print Disable.Disable
CA The maintenance counters (color) reaches the 
set value of SIM21-1, and SIM26-38 is set to 
Print Disable.Disable
AA The maintenance counters (both of total and 
color) reaches the set value of SIM21-1, and 
SIM26-38 is set to Print Disable.Disable
Code ContentPrint job 
Enable/Disable
β€” Waste toner full Disable
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