AL-840 (serv.man7). AL800 840 Service Manual-Simulation codes - Sharp Copying Equipment Service Manual (repair manual). Page 9

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Item
Purpose
Section
Function (Purpose)
Code
Main
Sub
Counter
Operation data
output/Check
(Display/Print)
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
Photo
conductor
Used to check the print count value of
the photoconductor.
22
12
Total
User data output/Check
(Display/Print)
Used to check the total counter value.
5
Operation
Operation test/check
Used to check the operation of the
sensors and detectors in the paper feed
section, the paper transport section, and
the paper exit section and their control
circuit.
30
1
Operation test/check
Paper transport
Used to check the operation of the paper
feed (clutch, solenoid and its control
circuit.
6
1
Operation test/check
Optical (Image
scanning)
Used to check the operation of the
scanner (reading) unit and its control
circuit.
1
1
Operation test/check
Optical (Image
scanning)
Used to check the operation of the copy
lamp and its control circuit.
5
3
Operation data
output/Check
(Display/Print)
Optical (Image
scanning)
Used to check the result of shading
correction. (The shading correction data
is displayed.)
63
1
Operation data
output/Check
(Display/Print)
Optical (Image
scanning)
Used to check the result of shading
correction (dark component). (The
shading correction (dark component) data
is displayed.)
2
Operation data
output/Check
(Display/Print)
Optical (Image
scanning)
Used to set the scanner (reading)
section’s operation ENABLE/DISABLE. In
case of a breakdown of the scanner
(reading) section, if this simulation is set
to DISABLE, the machine can be used
only as a printer.
64
2
Operation test/check
Operation (Display/
Operation key)
Used to check the operation of the
operation panel display lamps and the
control circuit.
5
1
Setting
Fixing (Fusing)
Used to set the fusing temperature.
43
1
Setting
Fixing (Fusing)
Used to set the fusing temperature after
20th sheet in the multi print mode.
4
Operation test/check
Fixing (Fusing)
Used to check the operation of the
heater lamp and its control circuit. Used
to check the operation of the fan motor
and its control circuit.
5
2
Operation test/check
DRIVE
Used to check the operation of the main
drive (excluding the scanner (reading)
section) section.
25
1
Operation test/check
Printer
Used to check the operation (self print
operation) of the printer section.
64
1
Operation test/check
Laser (Exposure)
Used to check the operation of the
scanner (writing) motor and its control
circuit.
25
10
Operation test/check
Laser (Exposure)
Used to check the operation of the
scanner (writing) section.
61
3
Operation test/check
Others
Used to check the warm up time and the
operation of all the units and to make
aging with copying. Each section can be
checked during copying.
7
1
Operation test/check
Others
Used to check the warm up time and the
operation of all the units and to make
aging with copying. Each section can be
checked during copying. (In this
simulation, the detection functions of
paper presence/empty and a paper jam
disabled.)
2
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