Sharp AL-1633, AL-1644 operation manual Troubleshooting

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Chapter 5

TROUBLESHOOTING

This chapter describes troubleshooting and misfeed removal.

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 and unplug the machine, and contact your authorised service representative.

MACHINE/COPYING PROBLEMS

The machine does not operate				46
Copies are too dark or too light				46
Blank copies				46
Part of the image is cut off or there is too much blank space				46
Wrinkles appear in the paper or the image disappears in places				46
Paper misfeed				47
Original size not selected automatically				47
Copies are smudged or dirty				48
White or black lines appear on copies				48
Paper size for a paper tray cannot be set				48
A copy job stops before it is finished				48
The POWER SAVE indicator (	) is lit			48
Any one of the alarm indicators (	,	,	, ) is lit or blinking	48
Lighting fixture flickers				48

PRINTING AND SCANNING PROBLEMS

The machine does not print. (ON LINE indicator (	) does not blink.)	....................................................... 49
The machine does not print. (ON LINE indicator (	) was blinking.)	49
Printing is slow		50
The printed image is light and uneven		50
The printed image is dirty		50
The printed image is skewed or it runs off the paper		50
Any one of the alarm indicators ( , , ,	) is lit or blinking	50
Poor scanning quality		51
Unable to scan the image		52
Removing the software		52
INDICATORS AND DISPLAY MESSAGES		53
MISFEED REMOVAL		54
REPLACING THE TD CARTRIDGE		61
REPLACING THE DRUM CARTRIDGE		62

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Contents AL-1644 AL-1633Page Contents Misfeed in the SPF only on the SPF model TroubleshootingAir conditioner or Important Points When Selecting AN Installation SiteDo not install your machine in areas that are Changes, e.g., near anTrademark acknowledgements Environmental Information Using the ManualOnline Manual on the accessory CD-ROM Software Setup Guide separate manualModel AL-1644 AL-1633 Appearance Conventions Used in this ManualSPF Differences Between Models This manual covers the following modelsMain Features Part Names and Functions Document feeder tray Fusing unit release leversFusing unit paper guide Open to remove misfed paper Parallel portOperation Panel Auto Image key Auto % / indicator Original Size Enter key Enter / Original Size indicatorsPaper Size indicators SPF indicator only on the SPF modelUnpacking Checking Packed Components and AccessoriesGently lift and pull out the paper tray until it stops Install the TD cartridgeFor installation of the TD cartridge, see the next SET-UPClose the front cover Installing the TD CartridgeTD cartridge replacement required indicator will go out Power Save Modes Power on and OFFPower on Power OFFSpecial papers Paper tray type Paper type Size Weight CapacityLoading Paper PaperFan the paper Loading PaperLoading the paper tray Locks in placeSet the paper guides to the copy paper width Important points when inserting paper in the bypass trayLoading the bypass tray Unfold the bypass trayEnvelopes Changing a TRAY’S Paper Size SettingPress the Start key and then press the Paper Size Enter key Important points when using the printer modeOpen the document cover/SPF, and place the original Normal CopyingCopying from the document glass Set the number of copies Copying from the SPF only on the SPF modelSet the originals face up in the document feeder tray Auto paper select mode Two-tray model only Original types Auto tray switching Two-tray model onlyMaking a Copy Darker or Lighter Selecting the TrayOriginal position Selectable ratios Setting the Number of CopiesREDUCTION/ENLAREGMENT/ZOOM Automatic Ratio SelectionPress the Auto Image key Auto % Selecting a preset ratioFine adjustment of the ratio Manual Ratio SelectionPress the Copy ratio display key XY Zoom copyingDown the Copy ratio display key Place original B as shown below TWO-SIDED Copying Using the Bypass TrayCopy original a Dual page Copying Replace the previous originals and press the Start key Interrupting a Copy RUNPress the Interrupt key to interrupt the copy run Click the Print button or the OK button to begin printing Using the Printer ModeBasic Procedure for Printing Make sure that paper is loaded in the trayWhen Use close paper size is disabled Using the Scanner ModeScanning Using the Keys on the Machine Pausing a print jobScanning Scanning from Your ComputerScan Menu keys and the Button Manager scan menu Press a Scan Menu key to beginScanner During scan preview Operation in COPY, PRINTER, and Scanner ModesDuring copying Printer During printingAdjusting the Automatic Exposure Level Save mode, make sure Enabling Toner Save ModeWhen enabling toner Photo indicator stops blinking and lights steadilyUser Programs Customising SettingsShort beep Explanation300dpi MinimumBase settings Selecting a Setting for a User ProgramFactory default settings Settings for Auditing ModeAuditing Mode Auditing Mode SettingsFor the setting codes, see Auditing Mode SETTINGS. p.41 Selecting Auditing Mode SettingsAccount number deletion Auditing modeAccount number entry Account number changeCopying when Auditing mode is enabled Resetting accountTroubleshooting MACHINE/COPYING Problems Paper misfeed Too much paper is loaded in the tray Problem Cause and solution Misfeed occursPaper is not loaded properly Pieces of paper inside machineOriginal smudged or blotchy Any other indicators are litPower Save indicator is Power Save indicator is only lit LitPrinting and Scanning Problems Runs off the paper UnevenPrinted image is dirty Poor scanning quality You have not specified a suitable resolutionBrightness and contrast settings are not suitable Original is smudged or blotchyIf you need to remove the software, follow these steps Removing the softwareClick the start button, and then click Control Panel Click Add or Remove ProgramsIndicators and Display Messages AL-1644 AL-1633 Misfeed RemovalRemove the misfed original Misfeed in the Bypass Tray Misfeed indicator will go outMisfeed in the paper feed area Misfeed in the MachineMisfed paper during Misfeed in the fusing areaAllow easier removal Be careful not to tear the misfed paper during removal Misfeed in the transport areaClose the side cover Push the upper paper tray in completely Misfeed in the Upper Paper TrayClose the upper paper tray Grasp the handle to open the lower side cover Open the lower side coverClose the lower paper tray Remove the misfed paper Close the lower side coverReplacing the TD Cartridge Replacing the Drum Cartridge Drum cartridge replacement required Indicator will go out Total copy count Checking the Total Output CountChecking the Total Output Count Total output countHold down the Clear key for more than 5 seconds Checking the Toner Level and Drum Cartridge LifeToner Level Press the Light key to return to the normal displayCleaning the Bypass Tray Paper Feed Roller Routine MaintenanceCleaning the Document Glass and SPF/ Document Cover Cleaning the Transfer Charger Supply list Storage of SuppliesSupply Part Numbers Proper StorageMoving Instructions Accessories p.12When moving this machine, follow the procedure below Specifications Printer Function SPF only on the SPF model SpecificationsScanner Function Software License Page Index SymbolsNormal copying TD cartridge replacement requiredTray Select key 11, 19, 21, 23 Troubleshooting Printing and scanning problemsIndicators, lit and blinking Machine settingsProblem occurs Memo Memo Class Laser Product Laser Klasse Page 2004E