Read Sharp MX-6500N / MX-7500N (serv.man20) Service Manual online
MX-7500N SIMULATION 6 – 3
3. List of simulation codes
Main
Sub
Functions
Section
1
1
Used to check the operation of the scanner (reading) unit and the control circuit.
Scanner (reading)
2
Used to check the sensors in the scanner (reading) section and the related circuits.
Scanner (reading)
5
Used to check the operation of the scanner (reading) unit and the control circuit.
Scanner (reading)
2
1
Used to check the operations of the automatic document feeder and the control circuit.
DSPF
2
Used to check the operations of the sensors and the detectors in the automatic document feeder section
and the control circuits.
DSPF
3
Used to check the operations of the loads in the automatic document feeder and the control circuit.
DSPF
6
Used to check the operation of the scanner fan motor.
Scanner (reading)
3
2
Used to check the operations of the sensors and the detectors in the finisher and the control circuit.
Finisher
3
Used to check the operation of the load in the finisher and the control circuit.
Finisher
10
Used to adjust the finisher.
Finisher
30
Inserter sensor check
Inserter
31
Inserter individual load check
Inserter
40
Paper folding unit sensor check
Paper folding unit
41
Paper fold unit individual load check
Paper folding unit
42
Paper folding unit adjustment
Paper folding unit
50
Decurler sensor check
Decurler
51
Decurler individual load check
Decurler unit
60
Stacker sensor check
Stacker unit
61
Stacker individual load check
Stacker unit
62
Stacker adjustment
Stacker unit
70
Booklet maker sensor check
Booklet maker
4
2
Used to check the operations of the sensors and detectors in the desk/large capacity tray (LCC), and the
control circuit of those.
Desk/Large capacity tray (LCC)
3
Used to check the operations of the loads in the desk/large capacity tray (LCC), and the control circuit of
those.
Desk/Large capacity tray (LCC)
5
Used to check the operations of the paper feed desk paper transport clutch (DTRC) and the LCC paper
transport clutch (LTRC).
Desk/Large capacity tray (LCC)
10
LCT warm air heater temperature setting
LCT
11
LCT fan Duty setting
LCT
14
LCT temperature and humidity sensor monitor display
LCT
5
1
Used to check the operation of the display, LCD in the operation panel, and control circuit.
Operation panel
2
Used to check the operation of the heater lamp and the control circuit.
Fusing
3
Used to check the operation of the scanner lamp and the control circuit.
Scanner (reading)
4
Used to check the operation of the discharge lamp and the control circuit.
Process
6
1
Used to check the operations of the load in the paper transport system (clutches and solenoids) and the
control circuits.
Paper transport/Paper exit section
2
Used to check the operations of each fan motor and its control circuit.
Others
3
Used to check the operations of the transport unit and the control circuit.
Process (Transport)
4
Used to check the cleaning operation of the PTC and the main charger.
Process
6
Used to perform fusing pressure release and applying, and to check the operations of the control circuits. Fusing
90
Used to reset the machine to the factory setting. (The scanner is set to the lock enable position)
Scanner
7
1
Used to set the operating conditions of aging.
Others
6
Used to set the operating intermittent aging cycle.
8
Used to display the warm-up time.
9
Color setting in the color copy test mode (Used to check the copy operation and the image quality for
each color).
12
The document reading number of sheets setting (for aging operation)
DSPF
8
1
Used to check and adjust the operations of the developing voltage in each print mode and the control
circuit. * When the middle speed is adjusted, the low speed are also adjusted simultaneously.
Process (Developing)
2
Used to check and adjust the operation of the main charger grid voltage in each printer mode and the
control circuit. * When the middle speed is adjusted, the low speed are also adjusted simultaneously.
Process (Charging)
6
Used to check and adjust the operation of the transport voltage and the control circuit.
Process (Transport)
10
Main charger total current output setting
Process
9
2
Used to check the operations of the sensors and detectors in the paper reverse section (duplex section)
and its control circuit.
Duplex
3
Used to check the operations of the load in the paper reverse section (duplex section) and its control
circuit.
Duplex
10
1
Used to check the operations of the toner supply mechanism (toner motor) and the related circuit.
Toner supply section
2
Used to check the operations of the toner remaining quantity sensor and the control circuit.
Toner supply section
13
-
Used to cancel the self-diag "U1" trouble.
14
-
Used to cancel the self-diag H3, H4, H5 troubles.
15
-
Used to cancel the self-diag "U6" trouble.
LCC/LCT
16
-
Used to cancel the self-diag "U2" trouble.
MFP PWB / PCU PWB / SCU PWB
17
-
Used to cancel the self-diag "PF" trouble.
21
1
Used to set the maintenance cycle.
22
1
Used to check the print count value in each section and each operation mode. (Used to check the
maintenance timing.)
2
Used to check the total number of misfeed and troubles. (When the number of total jam is considerably
great, it is judged as necessary for repair.)
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