MX-5500N, MX-6200N, MX-7000N (serv.man46). Simulation - Sharp Copying Equipment Service Manual (repair manual). Page 3

MX-7000N  SIMULATION  7 – 3

1

1

Used to check the operations of the scanner (read) unit and its control 
circuit.

Operation test/Check

Optical (Image scanning)

2

Used to check the operation of sensor in the scanning (read) section and the 
related circuit.

Operation test/Check

Optical (Image scanning)

5

Used to check the operations of the scanner (read) unit and its control 
circuit.

Operation test/Check

Optical (Image scanning)

2

1

Used to check the operations of the automatic document feeder unit and the 
control circuit.

Operation test/Check

DSPF

2

Used to check the operations of the sensors and detectors in the automatic 
document feeder unit and the control circuits.

Operation test/Check

DSPF

3

Used to check the operations of the loads in the automatic document feeder 
unit and the control circuits.

Operation test/Check

DSPF

3

2

Used to check the operation of sensor and detector in the finisher and the 
control circuits.

Operation test/Check

Finisher

3

Used to check the operation of the load in the finisher and the control circuit.

Operation test/Check

Finisher

10

Used to adjust the finisher. 

Adjustment

Finisher

30

Used to check the operations of the sensors and detectors in the inserter 
and the control circuits.

Operation test/Check

Inserter

31

Used to check the operations of the loads in the inserter and the control 
circuit.

Operation test/Check

Inserter

32

Used to set the adjustment value of the inserter paper width detection level.

Setting (Adjustment)

Inserter

4

2

Used to check the operations of the sensors and detectors in the large 
capacity tray (LCC) and the control circuit.

Operation test/Check

Large capacity tray (LCC)

3

Used to check the operations of the loads in the large capacity tray (LCC) 
and the control circuit.

Operation test/Check

Large capacity tray (LCC)

5

Used to check the operations of the clutch (LTRC) in the LCC and the 
monitor. 

Operation test/Check

Large capacity tray (LCC)

5

1

Used to check the operation of the display, LCD in the operation panel, and 
control circuit.

Operation test/Check

Operation panel

2

Used to check the operation of the heater lamp and the control circuit.

Operation test/Check

Fusing

3

Used to check the operation of the copy lamp and the control circuit.

Operation test/Check

Optical (Image scanning)

4

Used to check the operation of the discharge lamp and the control circuit.

Operation test/Check

Process

6

1

Used to check the operations of the loads (clutches and solenoids) in the 
paper transport system and the control circuits.

Operation test/Check

Paper transport/paper exit

2

Used to check the operations of each fan motor and its control circuit.

Operation test/Check

Other

3

Used to check the operations of the primary transfer unit and the control 
circuit. 

Operation test/Check

Process (Transfer)

4

Used to check the operations of the PTC and the MC cleaner.

Operation test/Check

7

1

Used to set the operating conditions of aging.

Setting

Other

6

Used to set the intermittent aging cycle.

Setting

8

Used to display the warm-up time. 

Operation display

9

Used to set a color in the color mode printing. (Used to check the print in the 
color mode.)

Operation test/Check

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 high speed and the low speed are 
also adjusted simultaneously.

Operation test/Check/Adjustment

Process (Developing)

2

Used to check and adjust the operations of the main charger grid voltage in 
each printer mode and the control circuit.
* When the middle speed is adjusted, the high speed and the low speed are 
also adjusted simultaneously.

Operation test/Check/Adjustment

Process (Charging)

6

Used to check and adjust the operation of the transfer voltage and the 
control circuit.

Operation test/Check/Adjustment

Process (Transfer)

9

2

Used to check the operations of the sensors and detectors in the duplex 
section and its control circuit.

Operation test/Check

Duplex

3

Used to check the operations of the loads in the duplex section and the 
control circuits. 

Operation test/Check

Duplex

10

1

Used to check the operation of the load (motor) in the process section and 
the related circuits.
* This check must be performed with no toner bottle installed.

Operation test/Check

Process (Developing)

2

Used to check the operations of the toner remaining quantity sensor and the 
control circuit.

Operation test/Check

Process (Developing)

13

-

Used to cancel the self-diag "U1" trouble.

Clear/cancel (Trouble etc.)

14

-

Used to cancel excluding the self-diag "U1/U2/LCC/PF" troubles.

Clear/cancel (Trouble etc.)

15

-

Used to cancel the self-diag "U6-09, F3-12, F3-22 (large capacity paper feed 
tray, paper feed tray 1, 2)" trouble.

Clear/cancel (Trouble etc.)

LCC

16

-

Used to cancel the self-diag "U2" trouble.

Clear/cancel (Trouble etc.)

MFPcnt PWB / 
PCU PWB / SCU PWB

17

-

Used to cancel the self-diag "PF" trouble.

Clear/cancel (Trouble etc.)

21

1

Used to set the maintenance cycle.

Setting