5

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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Sharp AL-1633, AL-1644 operation manual Troubleshooting