Sharp AL-1640 AL-1640 Operation Manual - Page 46
Self-diagnostic function
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COPIER TROUBLE? Problem Power is on but copying is not possible. Solution q Is the POWER SAVE ( ) indicator blinking? Wait until warm-up is complete. Warm-up time is approximately 35 seconds. q Is the indicator on? Copy paper is needed. See page 13, LOADING COPY PAPER. q Is blinking in the copy quantity display? The TD cartridge is not installed. Install the TD cartridge. q Is steadily lit in the copy quantity display? Side cover is open. Close the front and side covers securely. q Is the indicator blinking? The TD cartridge must be replaced. See page 24, TD CARTRIDGE REPLACEMENT. Lighting fixture flickers. q Is the indicator blinking? A misfeed has occurred. See page 28, MISFEED REMOVAL. q Is the START key ( ) indicator blinking? Toner replenishment takes up to 2 minutes. Wait until the START key ( ) indicator stops blinking. q Is the same power outlet used for the lighting fixture and the copier? Connect the copier to a power outlet which is not used for other electric appliances. Be sure to use only genuine SHARP parts and supplies. Please contact your SHARP service center immediately if a problem persists after checking the above. Self-diagnostic function An automatic self-diagnostic function is built into the copier. Should the copier malfunction, the self-diagnostic function will locate the problem and stop the copier to prevent damage. An alphanumeric code will appear in the copy quantity display. Example Should the copier completely stop and a letter and a number appear alternately, contact your SHARP service center immediately. 45 Copier trouble? GENERAL INFORMATION