Sharp MX-2600N / MX-3100N / MX-2600G / MX-3100G (serv.man7) Service Manual ▷ View online
MX-3100N EXTERNAL VIEW AND INTERNAL STRUCTURE 5 – 16
9
CCD PWB
Scans document images.
10
CL inverter PWB
Drives the xenon lamp.
11
Document detection light collector PWB
Outputs the document size detection signal.
12
Document detection light emitting PWB
Emits light for document size detection.
13
LCD INV PWB
Generates the high voltage for the LCD backlight.
14
LVDS PWB
Converts the display signal and outputs to the LCD.
15
MFP OPE-P PWB
Outputs the key operation signal.
16
Power SW PWB
Outputs the ON/OF control signal of the DC power
source.
source.
17
HL PWB
Controls the heater lamp.
18
Secondary transfer PWB
Generates the secondary transfer voltage, the transfer
belt cleaning voltage and the pre-transfer voltage.
belt cleaning voltage and the pre-transfer voltage.
19
MFP cnt PWB
Controls the image-related items and controls all over the
machine.
machine.
20
Mother PWB
Interfaces the MFP cnt PWB and other PWB.
21
PCU PWB
Controls the engine section.
22
PCU Flash ROM PWB
The ROM PWB that control the PCU PWB.
23
BD PWB
Detects laser and outputs the synchronous signal.
24
LSU PWB
Controls the LSU.
25
LSU thermistor
Measures the temperature in LSU.
26
DL PWB
Discharges electric charges on the OPC drum.
27
LD PWB
Controls laser lighting.
28
PROG1 ROM PWB
Stores the program to boot the printer controller.
29
PROG2 ROM PWB
Stores the program.
30
SCN Flash ROM PWB
Stores the scanner control program.
31
USB connector PWB
For connecting the USB
32
USB converter PWB
Controls the USB keyboard.
Only for the keyboard standard
equipment model
equipment model
33
USB-HUB PWB
Branches off the USB line.
34
RSPF drive PWB
Drives the RSPF.
35
TM drive PWB
Control the toner motor.
NO
Name
Function/Operation
NOTE
MX-3100N EXTERNAL VIEW AND INTERNAL STRUCTURE 5 – 17
N. Fuses/Thermostats
Signal name
Name
Specifications
Section
HLTS1
Thermostat
Fusing roller overheat protection
Fusing unit
HLTS2
Thermostat
Fusing roller overheat protection
Fusing unit
HLTS3
Thermostat
Fusing roller overheat protection
Fusing unit
NO
Signal name
Name
Specifications
Section
1
F201
Fuse
T6.3AH 250V
DC power PWB
2
F202
Fuse
T6.3AH 250V
DC power PWB
3
F203
Fuse
T6.3AH 250V
DC power PWB
4
F204
Fuse
T6.3AH 250V
DC power PWB
5
F205
Fuse
T6.3AH 250V
DC power PWB
6
F1
Fuse
15A 250V (100V) / T10AH 250V(200V)
AC power PWB
7
F2
Fuse
T10AH250V (200V only)
AC power PWB
8
F3
Fuse
T2AH 250V
AC power PWB
9
F4
Fuse
T2AH 250V (200V only)
AC power PWB
10
F1
Fuse
200mA 250V
LCD INV PWB
11
F101
Fuse
12A 125V (100V) / T6.3AH 250V (200V)
DC power PWB
12
F102
Fuse
T1AH 250V (100V) / T3.15AH 250V (200V)
DC power PWB
13
F103
Fuse
T8AH 250V (100V) / T5AH 250V (200V)
DC power PWB
14
F301
Fuse
T5AH 250V (100V) / T3.15AH 250V (200V)
DC power PWB
15
F1
Fuse
1.25A 250V
CL inverter PWB
HLTS1
HLTS1
HLTS2
HLTS2
HLTS3
HLTS3
15
11
14
12
13
3
2
1
4
5
5
6
7
7
9
8
8.1 inch
10
MX-3100N EXTERNAL VIEW AND INTERNAL STRUCTURE 5 – 18
O. Roller
NO.
Name
Function/Operation
NOTE
1
Pickup roller
Feeds paper to the paper transport section.
2
Paper feed roller
Separates paper to prevent Double Feed.
3
Separation roller
Sends paper to the paper feed roller.
4
U-turn roller
Guide roller to transport paper.
5
PS follower roller
Applies a pressure to paper and the PS roller to give the
transport power of the PS roller to the paper.
transport power of the PS roller to the paper.
6
PS roller
Synchronizes the document lead edge and the scan start
position.
position.
7
Transport follower roller
Applies a pressure to paper and the transport roller to
give the transport power of the transport roller to the
paper.
give the transport power of the transport roller to the
paper.
8
Scan front roller
Transports paper from the PS roller to the scan rear roller.
9
Scan rear roller
Transports paper from the scan front roller to the SWB
roller or paper exit roller.
roller or paper exit roller.
10
Transport follower roller
Applies a pressure to paper and the transport roller to
give the transport power of the transport roller to the
paper.
give the transport power of the transport roller to the
paper.
11
Transport roller in SWB pass section
Transports paper from the SWB roller to the PS rear
roller.
roller.
29
36
17
20
23
44
46
47
24
56
57
28
32
34
30
18
31
21
22
22
25
39
7
6
4
10
9
38
26
27
51
50
8
5
3
2
1
33
35
19
45
54
40
41
11
48
14
49
55
13
15
12
16
42
53
52
43
37
MX-3100N EXTERNAL VIEW AND INTERNAL STRUCTURE 5 – 19
12
Transport follower roller
Applies a pressure to paper and the transport roller to
give the transport power of the transport roller to the
paper.
give the transport power of the transport roller to the
paper.
13
Paper exit roller
Discharges paper.
14
Paper exit follower roller
Applies a pressure to paper and the paper exit roller to
give the transport power of the paper exit roller to the
paper.
give the transport power of the paper exit roller to the
paper.
15
SWB roller
The transport direction is switched back to reverse paper.
16
Transport follower roller
Applies a pressure to paper and the transport roller to
give the transport power of the transport roller to the
paper.
give the transport power of the transport roller to the
paper.
17
Paper feed roller (Manual paper feed tray)
Feeds paper to the paper transport section.
18
Separation roller (Manual paper feed tray)
Separates paper to prevent Double Feed.
19
Paper pickup roller
(Manual paper feed tray)
(Manual paper feed tray)
Sends paper to the paper feed roller.
20
Paper feed roller (No. 1 paper feed tray)
Feeds paper to the paper transport section.
21
Paper pickup roller (No. 1 paper feed tray)
Sends paper to the paper feed roller.
22
Separation roller (No. 1 paper feed tray)
Separates paper to prevent Double Feed.
23
Paper feed roller (No. 2 paper feed tray)
Feeds paper to the paper transport section.
24
Paper pickup roller (No. 2 paper feed tray)
Sends paper to the paper feed roller.
25
Separation roller (No. 2 paper feed tray)
Separates paper to prevent Double Feed.
26
Resist roller (Drive)
Transports paper to the transfer section. Controls the
paper transport timing to adjust relative relations between
images and paper.
paper transport timing to adjust relative relations between
images and paper.
27
Resist roller (Idle)
Applies a pressure to paper and the resist roller to give
the transport power of the transport roller to the paper.
the transport power of the transport roller to the paper.
28
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.
give the transport power of the transport roller to the
paper.
29
Transport roller 1 (Drive)
Transports paper from No. 3 and No. 4 paper feed tray to
the transport roller 4.
the transport roller 4.
30
Transport roller 3 (Idle)
Reduces friction between paper and the paper guide.
31
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.
give the transport power of the transport roller to the
paper.
32
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.
feed roller (No. 2 paper feed tray) to the transport roller 7.
33
Transport roller 5 (Drive)
Transports paper from the paper feed tray 1 to the
transport roller 7.
transport roller 7.
34
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.
give the transport power of the transport roller to the
paper.
35
Transport roller 6 (Idle)
Reduces friction between paper and the paper guide.
36
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.
give the transport power of the transport roller to the
paper.
37
Transport roller 7 (Drive)
Transports paper from the paper feed tray 1, 2, 3, and 4 to
the transport roller 8.
the transport roller 8.
38
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.
give the transport power of the transport roller to the
paper.
39
Transport roller 8 (Drive)
Transports the paper to resist roller.
40
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.
give the transport power of the transport roller to the
paper.
41
Transport roller 9 (Drive)
Transports paper from the fusing roller to the transport
roller 13.
roller 13.
42
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.
give the transport power of the transport roller to the
paper.
43
Transport roller 10 (Drive)
Transports paper from the transport roller 13 to the
transport roller 11.
transport roller 11.
44
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.
give the transport power of the transport roller to the
paper.
45
Transport roller 11 (Drive)
Transports paper from the transport roller 10 to the
transport roller 12.
transport roller 12.
46
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.
give the transport power of the transport roller to the
paper.
47
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.
transport roller 8. / Transports the paper from the manual
paper feed tray to the transport roller 8.
NO.
Name
Function/Operation
NOTE
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