Samsung SSC-5000N manual Troubleshooting FAQ, Problem Solution

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TROUBLESHOOTING (FAQ)

PROBLEM	SOLUTION
	• Check the RS-485 communication line.
The system keyboard communication is
	• Check the address setup of system keyboard.
not worked.	• Refer to “RS-485 Communication Setup” of “Menu Setup” for the method of address
	setup. (see page 22)
	• Supply power to the system keyboard while you are pressing the [MENU] and [ENTER]
	buttons on the keyboard simultaneously.
The password in the screen of system log	• Press buttons until the “Beep” sounds.
in is lost.	• System is reset to the factory default with a “Beep” sound.
	• Log in after the completion of reset. Refer to “Log-in” of “ Instructions” for the method
	of login. (see page 14)

M Replace the LCD panel when its expected life is over.

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