DOWNLOAD Sharp AR-LC5 (serv.man3) Service Manual ↓ Size: 2.02 MB | Pages: 28 in PDF or view online for FREE

Model
AR-LC5 (serv.man3)
Pages
28
Size
2.02 MB
Type
PDF
Document
Service Manual
Brand
Device
Copying Equipment / AR-LC5 Service Manual
File
ar-lc5-sm3.pdf
Date
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AR-LC5  ADJUSTMENT  7 - 1
[7] ADJUSTMENT
Lift-up motor (LLM) installing position adjustment
Install the motor so that the lift-up motor shaft comes to the center of
the insertion port of the lift-up motor installing plate shaft.
AR-LC5  MAINTENANCE  8 - 1
[8] MAINTENANCE
Make sure to disconnect the phone line/communication cable from the copier before performing maintenance, because receiving the signal during
maintenance is dangerous.
1. Maintenance system table
❍
: cleaning
 
★
: lubrication
 
✕
: checking (cleaning, replacement or adjustment as required)
2. Details of maintenance
A. Driving section
Unit name
Name
80K
160K
240K
320K
Remarks
Driving section
Paper feed and transport gear
★
★
★
★
Lift-up gear
★
★
★
★
Transport section
Transport roller
❍
❍
❍
❍
Paper guide
❍
❍
❍
❍
Paper feed section
Paper feed roller
✕
✕
✕
✕
Replacement period (80K or 2 years)
Reversion roller
✕
✕
✕
✕
Replacement period (80K or 2 years)
Hitching roller
✕
✕
✕
✕
Replacement period (80K or 2 years)
Torque limiter
✕
✕
✕
✕
No.
Name
Operation
Cycle
Remarks
1
Paper feed and transport gear
Lubrication
80K
2
Lift-up gear 
Lubrication
80K
2
1
AR-LC5  MAINTENANCE  8 - 2
B. Paper feed and transport section
No.
Name
Operation
Cycle
Remarks
1
Transport roller
Cleaning
80K
2
Paper feed guide
Cleaning
80K
3
Paper feed roller
Check
✱
 
80K
Replacement period (80K or 2 years)
4
Reversion roller
Check
✱
 
80K
Replacement period (80K or 2 years)
5
Hitching roller
Check
✱
 
80K
Replacement period (80K or 2 years)
6
Torque limiter
Check
✱
 
80K
Replacement period (80K or 2 years)
4
6
3
5
2
1
1
AR-LC5  TROUBLESHOOTING  9 - 1
[9] TROUBLESHOOTING
1. Trouble code list
2. Self-diagnostics
∗
Displayed on the control panel of the copier
If a trouble occurs check the cause of the trouble using the following
flow charts.
N: No 
Y: Yes
A. LCC does not operate
Trouble 
code
Trouble
Remarks
Trouble 
detection
U6
09 
LCC lift motor trouble
–
LCC
20
LCC communication trouble
–
PCU
21
LCC transport motor trouble
–
LCC
22
LCC 24V power trouble
–
LCC
Trouble 
code
Details of trouble
U6
09
Content
LCC lift motor trouble
Detail 
LCC lift motor trouble
Cause
Sensor defective
LCC control PWB defective
Gear broken
Lift motor defective
Check and 
remedy
Check sensor operation with SIM4-2.
Check lift motor operation with SIM4-3.
20
Content
LCC communication trouble
Detail
Communication trouble with LCC
Error at communication line test when 
power is turned on or leaving SIM.
Cause
Connector: Defective connection of harness 
or broken wire
LCC control PWB defective
Control PWB (PCU) defective
Control PWB (PCU) defective
Malfunction due to noise
Check and 
remedy
Can be reset by turning on and off power 
supply.
Check communication line connector and 
harness.
21
Content
LCC transport motor trouble
Detail
LCC transport motor operation trouble
Cause Motor 
lock
Motor speed error
Overcurrent to motor
LCC control PWB defective
Check and 
remedy
Check transport motor operation with SIM4-
3.
22
Content 
LCC24V power supply error
Detail
No power supply (24V) to LCC
Cause
Connector: Harness connection defective or 
broken wire
LCC control PWB defective
Power supply unit defective
Check and 
remedy
Check power supply line connector and 
harness.
Check for 24V at power supply unit and 
LCC control PWB
N
Y
N
Y
N
Y
N
A
F
Y
D
B
Is interface
harness properly
connected?
+5V between
CN-B-7 and 8 of
control PWB?
+24V between
CN-B9 and 10 of
control PWB?
Ready state after
setting paper?
Connect properly.
Check and if necessary
replace harness.
Check and if necessary
replace harness.
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