Sharp AR-M257 manual 88

TROUBLESHOOTING

If you experience difficulty using the machine, check the following troubleshooting guide before calling for service. Many problems can be easily resolved by the user. If you are unable to solve the problem using the troubleshooting guide, turn off the power switch, unplug the machine, and contact your SHARP service center. The following problems are related to the general operation of the machine and copying.

For problems related to the printer, fax, and network scanner functions, see the corresponding operation manuals.

Problems related to machine operation

Problem	Cause and solution	Page
Power switch OFF.		13
→	Turn the power switch ON.

The machine is warming up.

→The machine requires about 23 seconds to warm up after the

		power switch is turned on. While the machine is warming up,	13
		copy settings can be selected but copying is not possible. Wait
The machine does not operate.		until "READY TO COPY." appears.
	Out of paper.		17
	→	Load paper.
	Out of toner.		74
	→	Replace the toner cartridge.
	Misfeed occurs.		66
	→	Remove the misfed paper.
	The machine is in auto power shut-off mode.
	→ If only the [START] key ( ) blinks, auto power shut-off mode		14
The power is on but copying is not		has activated. Press the [START] key ( ) to return the machine
possible.		to normal operation.
	Copy mode is not selected.		10
	→	Press the [COPY] key to select copy mode.
	Automatic two-sided copying was attempted on paper
	that is not suitable for automatic two-sided copying.		27
	→	Two-sided copying is not possible on special paper. Use paper
Two-sided copying is not possible.		that is suitable for automatic two-sided copying.
	Two-sided copying is prohibited in the key operator		Key
	programs.
			operator’s
	→	Change the setting in the key operator programs to permit
			guide
		two-sided copying.
Wrong paper size is displayed for	The bypass tray extension is not pulled out.		18
	→ To detect the paper size correctly, the bypass tray extension
paper in the bypass tray.
		must be pulled out when the paper is loaded.
A copy job stops before it is	Too many pages have accumulated in the output tray,
	causing the tray full sensor to activate. Further		-
finished.	copying is not possible until the pages are removed.
	→ Remove the pages from the output tray.
The contrast of the touch panel is	The display contrast has not been adjusted.		55
	→ Adjust the contrast using "DISPLAY CONTRAST" in the custom
too high or too low.
		settings.
	Neither auto paper selection nor auto image mode are
	selected.		25, 30
	→	Rotation copy functions only if auto paper select mode or auto
Image cannot be rotated.		image mode is selected.
	Rotation copy is prohibited in the key operator		Key
	programs.
			operator’s
	→	Change the setting in the key operator programs to permit
			guide
		rotation copying.

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