DX-C310, DX-C311, DX-C400, DX-C401 (serv.man5). SERVICE MANUAL COMPLETE - Sharp Copying Equipment Service Manual (repair manual). Page 123

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DX-C401  SIMULATION  5 – 16
 
5
 
5-1
Purpose
Operation test/check
Function (Purpose) Used to check the operation of the display,
LCD in the operation panel, and control cir-
cuit.
Section
Operation panel
Operation/Procedure
The LCD is changed as shown below.
The contrast changes every 2sec from the current level to MAX 
MIN 
 the current level. During this period, each LED is lighted.
The LCD display contrast change and the LED lighting status are
checked.
• 4.3 Inch LCD model
• 8.5 Inch LCD model
 
5-2
Purpose
Operation test/check
Function (Purpose) Used to check the operation of the heater
lamp and the control circuit.
Section
Fusing
Operation/Procedure
1)
Select the item to be operation checked.
2)
Press [EXECUTE] key.
The selected heater lamp operates ON/OFF.
When [EXECUTE] key is pressed, the operation is terminated.
• 4.3 Inch LCD model
• 8.5 Inch LCD model
 
5-3
Purpose
Operation test/check
Function (Purpose) Used to check the operation of the scanner
lamp and the control circuit.
Section
Scanner (reading)
Operation/Procedure
1)
Select the item to be operation checked.
2)
Press [EXECUTE] key.
The scanner lamp lights up for 10 sec.
When [EXECUTE] key is pressed, the operation is terminated.
• 4.3 Inch LCD model
HL_UM
Heater lamp upper (main)
HL_LM
Heater lamp lower (sub)
HL_E
Heater lamp (external)
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