Sharp AR-M160 (serv.man14) Service Manual ▷ View online
AR-M205 EXTERNAL VIEWS AND INTERNAL STRUCTURES 4-4
5. Sensor, switch
No.
Name
Code
Function operation
1
Mirror home position sensor
MHPS
Detects the mirror (scanner unit) home position.
2
Side door switch
DSWR
Side door open detection
3
Paper exit sensor (paper exit side)
POD1
Detects paper exit.
4
Shifter home position sensor
SFTHP
Shifter home position detection
5
Paper exit sensor (DUP side)
PDPX
Paper transport detection
6
Thermistor
RTH
Fusing section temperature detection
7
Thermostat
Fusing section abnormally high temperature detection
8
Toner density sensor
TCS
Toner quantity detection
9
2nd tray detection switch
2nd tray detection
10
Manual sensor
MPED
Manual transport detection
11
2nd tray door open/close sensor
DRS2
2nd tray door open/close detection
12
2nd tray door paper pass sensor
PPD2
2nd tray paper entry detection
13
2nd tray paper empty sensor
CSS2
2nd tray paper empty detection
14
Paper in sensor
PIN
Paper transport detection
15
Cassette empty
Tray paper entry detection
16
Front cover SW
Front cover open detection
17
Power switch
MAIN SW
Turns ON/OFF the main power source.
1
16
17
4
5
6
7
8
9
10
11
12
14
15
13
2
3
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AR-M205 EXTERNAL VIEWS AND INTERNAL STRUCTURES 4-5
6. PWB unit
No.
Name
Function operation
1
Copy lamp Inverter PWB
Copy lamp control
2
I / F PWB
USB1.1, IEEE1284 I/F
3
CCD sensor PWB
Image scanning
4
Main control PWB
Main control PWB
5
Tray PWB
Shifter motor control
6
IMC2 PWB
Electronic sort, USB2.0 << Option:AR-EB7>>
7
2nd cassette PWB
2nd cassette control
8
High voltage PWB
High voltage control
9
Power PWB
AC power input/DC power control
10
Operation main PWB
Operation panel input/Display, operation panel section control
1
10
9
8
2
4
5
7
3
6
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AR-M205 EXTERNAL VIEWS AND INTERNAL STRUCTURES 4-6
7. Cross sectional view
No.
Name
Function/Operation
1
Copy lamp
Image radiation lamp
2
Copy lamp unit
Operates in synchronization with No. 2/3 mirror unit to radiate documents
sequentially.
sequentially.
3
LSU unit
Converts image signals into laser beams to write on the drum.
4
Lens unit
Reads images with the lens and the CCD.
5
MC holder unit
Supplies negative charges evenly on the drum.
6
Paper exit roller
Used to discharge paper.
7
Transport roller
Used to transport paper.
8
Upper heat roller
Fuses toner on paper (with the teflon roller).
9
Lower heat roller
Fuses toner on paper (with the silicon rubber roller).
10
Waste toner transport roller
Transports waste toner to the waste toner box.
11
Drum unit
Forms images.
12
Transfer charger unit
Transfer images (on the drum) onto paper.
13
DUP follower roller
14
Duplex transport roller
Transports paper for duplex .
15
Resist roller
Takes synchronization between the paper lead edge and the image lead edge.
16
Manual paper feed tray
Manual paper feed tray
17
Manual paper pick up roller
Picks up paper in manual paper feed.
18
No. 2/3 mirror unit
Reflects the images from the copy lamp unit to the lens unit.
19
Manual transport roller
Transports paper from the manual paper feed port.
20
2nd tray paper transport roller
Transports paper from the 2nd tray.
21
2nd tray paper pick up roller
(semi-circular roller)
(semi-circular roller)
Picks up paper from the 2nd tray.
22
1st tray paper feed roller
(semi-circular roller)
(semi-circular roller)
Picks up paper from the 1st tray.
23
MG roller
Puts toner on the OPC drum.
1
4
6
7
8
8
9
10
11
12
13
10
11
12
13
14
15
16
17
19
20
21
22
23
5
3
18
2
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AR-M205 UNPACKING AND INSTALLATION 5-1
[5]UNPACKING AND INSTALLATION
1.Installing conditions
A.Copier installation
Do not install your copier in areas that are:
•damp, humid, or very dusty
•exposed to direct sunlight
•exposed to direct sunlight
•poorly ventilated
•subject to extreme temperature or humidity changes, e.g., near an air
conditioner or heater.
•Be sure to allow the required space around the machine for servicing
and proper ventilation.
B.Power source
•Use an exclusive-use power outlet. If the power plug of this machine is
inserted into a power outlet commonly used with other illumination
units, flickers of the lamp may be result. Use a power outlet which is not
used commonly with any illumination units.
•Avoid complex wiring.
C.Grounding wire connection.
•To avoid danger, be sure to connect a grounding wire. If no grounding
wire is connected and a leakage occurs, a fire or an electric shock may
be result.
2.Removal of protective material and fixing
screw
1) Remove all tapes and protective material.
•Remove all tapes, then open the document cover and remove the
protective material of sheet shape
2) Remove the fixing screw.
•Use a coin to remove the fixing screw.
•The fixing screw is required when transporting the machine. Keep it in
•The fixing screw is required when transporting the machine. Keep it in
the tray. (Refer to the later description.)
3.Installing procedure
A.Developer cartridge installation
1) Open the manual tray, and open the side cover.
2) Open the front cover.
•Hold the both sides and pull down to open.
•Hold the both sides and pull down to open.
3) Loosen the screw and remove the developer cartridge.
4) Remove the developer tank from the developer cartridge.
5) Supply developer into the developer tank while rotating the MG roller
in the arrow direction.
*
Shake the developer bag enough before opening it.
Note: Check that the DV seal is free from developing agent. If developing
agent is attached to the DV seal, clean it carefully.
Check to insure that the hook is engaged in two positions.
6) Attach the developer tank to the developer cartridge.
*
After supplying developer into the developer cartridge, do not tilt or
shake the developer cartridge.
7) Attach the developer cartridge to the copier, and fix it with the screw.
MG roller
Hook
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