Sharp MX-4140N / MX-4141N / MX-5140N / MX-5141N (serv.man7) Service Manual ▷ View online
MX-5141N EXTERNAL VIEW AND INTERNAL STRUCTURE 4 – 15
L.Rollers
35
34
32 33
36
37
24
25
27
26
39
28
38
29
3
2
6
20
19
18
17
15
9
14
41
42
41
42
12
13
13
16
21
22
4
23
5
31
30
1
10
11
7
8
40
MX-5141N EXTERNAL VIEW AND INTERNAL STRUCTURE 4 – 16
No.
Name
Function/Operation
1
Paper feed roller (Manual paper feed tray)
Feeds paper to the paper transport section.
2
Separation roller (Manual paper feed tray)
Separates paper to prevent Double Feed.
3
Paper pickup roller (Manual paper feed tray)
Sends paper to the paper feed roller.
4
Paper feed roller (No. 1 paper feed tray)
Feeds paper to the paper transport section.
5
Paper pickup roller (No. 1 paper feed tray)
Sends paper to the paper feed roller.
6
Separation roller (No. 1 paper feed tray)
Separates paper to prevent Double Feed.
7
Paper feed roller (No. 2 paper feed tray)
Feeds paper to the paper transport section.
8
Paper pickup roller (No. 2 paper feed tray)
Sends paper to the paper feed roller.
9
Separation roller (No. 2 paper feed tray)
Separates paper to prevent Double Feed.
10
Registration roller (Drive)
Transports paper to the transfer section. Controls the paper transport timing to adjust relative relations
between images and paper.
between images and paper.
11
Registration roller (Idle)
Applies a pressure to paper and the registration roller to give the transport power of the transport roller to
the paper.
the paper.
12
Transport roller 1 (Idle)
Applies a pressure to paper and the transport roller to give the transport power of the transport roller to
the paper.
the paper.
13
Transport roller 1 (Drive)
Transports paper from No. 3 and No. 4 paper feed tray to the transport roller 4.
14
Transport roller 3 (Idle)
Reduces friction between paper and the paper guide.
15
Transport roller 4 (Idle)
Applies a pressure to paper and the transport roller to give the transport power of the transport roller to
the paper.
the paper.
16
Transport roller 4 (Drive)
Transports paper from the transport roller 1 and paper feed roller (No. 2 paper feed tray) to the transport
roller 7.
roller 7.
17
Transport roller 5 (Drive)
Transports paper from the paper feed tray 1 to the transport roller 7.
18
Transport roller 5 (Idle)
Applies a pressure to paper and the transport roller to give the transport power of the transport roller to
the paper.
the paper.
19
Transport roller 6 (Idle)
Reduces friction between paper and the paper guide.
20
Transport roller 7 (Idle)
Applies a pressure to paper and the transport roller to give the transport power of the transport roller to
the paper.
the paper.
21
Transport roller 7 (Drive)
Transports paper from the paper feed tray 1, 2, 3, and 4 to the transport roller 8.
22
Transport roller 8 (Idle)
Applies a pressure to paper and the transport roller to give the transport power of the transport roller to
the paper.
the paper.
23
Transport roller 8 (Drive)
Transports the paper to registration roller.
24
Transport roller 9 (Idle)
Applies a pressure to paper and the transport roller to give the transport power of the transport roller to
the paper.
the paper.
25
Transport roller 9 (Drive)
Transports paper from the fusing roller to the transport roller 13.
26
Transport roller 10 (Idle)
Applies a pressure to paper and the transport roller to give the transport power of the transport roller to
the paper.
the paper.
27
Transport roller 10 (Drive)
Transports paper from the transport roller 13 to the transport roller 11.
28
Transport roller 11 (Idle)
Applies a pressure to paper and the transport roller to give the transport power of the transport roller to
the paper.
the paper.
29
Transport roller 11 (Drive)
Transports paper from the transport roller 10 to the transport roller 12.
30
Transport roller 12 (Idle)
Applies a pressure to paper and the transport roller to give the transport power of the transport roller to
the paper.
the paper.
31
Transport roller 12 (Drive)
Transports paper from the transport roller 11 to the transport roller 8. / Transports the paper from the
manual paper feed tray to the transport roller 8.
manual paper feed tray to the transport roller 8.
32
Transport roller 13 (Drive)
Transports paper to the duplex (ADU) section. /
Transports paper to the paper exit roller 2.
Transports paper to the paper exit roller 2.
33
Transport roller 13 (Idle)
Applies a pressure to paper and the transport roller to give the transport power of the transport roller to
the paper.
the paper.
34
Paper exit roller 1 (Idle)
Applies a pressure to paper and the paper exit roller to give the transport power of the paper exit roller to
the paper.
the paper.
35
Paper exit roller 1 (Drive)
Discharges paper. Transports paper to the right paper exit tray. Transport paper to the duplex (ADU)
section.
section.
36
Paper exit roller 2 (Idle)
Applies a pressure to paper and the paper exit roller to give the transport power of the paper exit roller to
the paper.
the paper.
37
Paper exit roller 2 (Drive)
Discharges paper.
38
Fusing roller
Heats the fusing belt.
39
Fusing roller
The cushion layer of the roller forms a wide nip between the fusing belt and fusing roller.
40
Fusing roller
Heats the back surface of paper to fuse toner on the paper.
41
Transport roller 14 (Drive)
Transports paper from the paper feed tray 2 to the transport roller 4.
42
Transport roller 14 (Idle)
Applies a pressure to paper and the transport roller to give the transport power of the transport roller to
the paper.
the paper.
MX-5141N EXTERNAL VIEW AND INTERNAL STRUCTURE 4 – 17
M.Lamps
Signal name
Name
Type
Function/Operation
CCFT
LCD backlight
LED
Backlight for LCD
CL
Scanner lamp
LED lamp
Radiates lights onto a document for the CCD to scan the document image.
DL_C
Discharge lamp C
LED
Discharges electric charges on the OPC drum.
DL_K
Discharge lamp K
LED
Discharges electric charges on the OPC drum.
DL_M
Discharge lamp M
LED
Discharges electric charges on the OPC drum.
DL_Y
Discharge lamp Y
LED
Discharges electric charges on the OPC drum.
HL_LM
Heater lamp
Halogen lamp
Heats the fusing roller (B).
HL_UM/US/UW
Heater lamp
Halogen lamp
Heats the fusing roller (F1) and the fusing belt.
No.
Name
Type
Function/Operation
1
Right paper exit gate
Selects the paper path to transport paper to the duplex (ADU) section or to
discharge paper to the right tray.
discharge paper to the right tray.
2
ADU reverse gate
Switches the transport route by switchback when paper is transported to
the duplex (ADU) section.
the duplex (ADU) section.
CCFT
CL
DL_Y
DL_M
DL_C
DL_K
HL_LM
HL_UM/US/UW
2
1
MX-5141N EXTERNAL VIEW AND INTERNAL STRUCTURE 4 – 18
N.Fans and filters
Signal name
Name
Function/Operation
CCFM
Process air inlet fan motor
Cools charger section of the process.
MFPFM
MFP cooling fan motor
Cools the controller PWB.
FUFM
Fusing fan motor
Cools the fusing unit and peripheral area.
LSUFM
LSU cooling fan motor
Cools the LSU section.
OZFM
Ozone fan motor
Exhausts ozone.
PCSFM1
Toner cooling fan motor 1
Cools the toner bottle.
PCSFM2
Toner cooling fan motor 2
Cools the toner bottle.
POFM_1
Paper exit cooling fan motor (F side)
Cools the fusing unit.
POFM_2
Paper exit cooling fan motor (R side)
Cools the fusing unit.
PSFM
Power cooling fan motor
Cools the power unit.
PSFM2
Power cooling fan motor2
Cools the power unit.
RCFM
Rear section cooling fan motor
Cools rear section of the main unit.
No.
Name
Function/Operation
1
Ozone filter
Absorbs ozone generated in the image process section.
2
Toner filter
Prevents dispersing of toner.
3
Left cabinet filter
Removes foreign materials from sucked air.
4
TN suction filter
Removes foreign materials from sucked air.
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