Sharp AL-841, Operation Manual

4

T

roub

le?

21

TROUBLESHOOTING

See 
page:

Problem

Possible cause

Solution 

The machine 
prints wrong 
data or 
incorrect 
characters.

The interface cable might 
not be connected properly.

Check the interface cable 
connection.

4, 26

5

The interface cable is not 
IEEE-1284 compliant or a 
switch box / pass-through 
device does not respond to 
high speed data transfer.

Use the interface cable included with 
the AL-841. Remove any switch box / 
pass-through device connected 
between the computer and the AL-
841. See the parallel interface 
specifications.

The computer may have 
insufficient random-access 
memory (RAM).

Install more random-access memory 
(RAM) in your computer.

The CPU specifications may 
be incorrect.

Check that the CPU of your 
computer is 486DX 66MHz or better.

The interface cable is not 
IEEE-1284 compliant or a 
switch box / pass-through 
device does not respond to 
high speed data transfer.

Use the interface cable included with 
the AL-841. Remove any switch box / 
pass-through device connected 
between the computer and the AL-
841. See the parallel interface 
specifications.

The paper in the machine 
may be larger than the 
paper size specified in your 
application or printer driver.

Load the correct paper into the 
machine.

Printing is 
too slow.

–

–

14

5

The computer may have 
insufficient random-access 
memory (RAM).

Install more random-access memory 
(RAM) in your computer.

The resolution is set to 
600dpi.

Set the resolution to 300dpi.

There may be too many 
applications open.

Close all unnecessary applications 
before printing.

If using Windows 3.1x, Print 
Manager may be disabled.

Double-click the Printers icon in 
Control Panel and check the Use 
Print Manager box.

4

4, 26

–

The machine 
does not 
print the full 
image.

14

There may be too many 
applications open.

Close all unnecessary applications 
before printing.

Page orientation setting may 
be incorrect.

Change the page orientation with the 
printer driver.

Resolution is set to 600dpi.

Set resolution to 300dpi.

The page layout is too 
complex.

Simplify the page layout.

14

–

The machine 
does not 
scan.

The interface cable might 
not be connected properly.

Check the interface connection.

4

–

5

*1 See the section on LOADING COPY PAPER.
*2 See the section on TD CARTRIDGE REPLACEMENT.
*3 See the section on DRUM CARTRIDGE REPLACEMENT.