Sharp AR-155 (serv.man23) User Manual / Operation Manual ▷ View online
35
5
Copier trouble?
TROUBLESHOOTING
If any problem occurs, check the list below before contacting your SHARP dealer.
See
page:
page:
_
13
_
_
14
20
20
37
16
27
16
Solution
Copier does not
operate.
operate.
Blank copies
Copier plugged in?
Problem Possible
cause
Plug the copier into a grounded
outlet.
outlet.
Power switch on?
Turn the power switch on.
Side cover closed
securely?
securely?
Gently close the side cover.
Front cover closed?
Gently close the front cover and
then close the side cover.
then close the side cover.
Is the original placed face
down on the original table
or face up in the RSPF?
down on the original table
or face up in the RSPF?
Place the original face down on
the original table or face up in
the RSPF.
the original table or face up in
the RSPF.
Power save ( )
indicator on.
indicator on.
Is the copier in the
preheat mode?
preheat mode?
Press any key to cancel the
preheat mode.
preheat mode.
Adjust the exposure manually.
Adjust the automatic exposure
level.
level.
Is original image too dark
or too light?
or too light?
Is the copier in the
automatic exposure
mode?
automatic exposure
mode?
Is the copier in the auto
power shut-off mode?
power shut-off mode?
Press the print (
) key to
cancel the auto power shut-off
mode.
mode.
Copies are too
dark or too light.
dark or too light.
Is the copier in the photo
exposure mode?
exposure mode?
Cancel the photo exposure
mode.
mode.
Dust, dirt,
smudges appear
on copies.
smudges appear
on copies.
Original table or original
cover dirty?
cover dirty?
Clean regularly.
Use a clean original.
Original smudged or
blotchy?
blotchy?
_
40
10
10
_
29
40
41
Paper misfeeds
frequently.
frequently.
27
Striped copies
Is transfer charger clean?
Clean the transfer charger.
Non-standard paper used?
Use standard paper. If using
special papers, feed the paper
through the bypass tray.
special papers, feed the paper
through the bypass tray.
Paper curled or damp?
Store copy paper flat in the
wrapper in a dry location.
wrapper in a dry location.
Pieces of paper inside
copier?
copier?
Paper damp?
Remove all pieces of misfed
paper.
paper.
Paper guides in the paper
tray not set properly?
Too much paper in the
paper tray or bypass tray?
tray not set properly?
Too much paper in the
paper tray or bypass tray?
Set the guides properly
depending on the paper size.
Remove excessive paper from
the tray.
Use copy paper within the
specified range.
depending on the paper size.
Remove excessive paper from
the tray.
Use copy paper within the
specified range.
Replace with dry copy paper. If
the copier is not used for long
time, remove the paper from the
paper tray and store it in its
wrapper in a dry location.
the copier is not used for long
time, remove the paper from the
paper tray and store it in its
wrapper in a dry location.
Is the copy paper too
heavy?
heavy?
Images rub off
the copy easily.
the copy easily.
36
5
Copier trouble?
STATUS INDICATORS
When the following indicators light up or blink on the operation panel or the following alphanumeric
codes appear in the display, solve the problem immediately referring to both the table below
and the relevant page.
codes appear in the display, solve the problem immediately referring to both the table below
and the relevant page.
An original misfeed has occurred in the RSPF.
Remove the misfed originals referring to the
description of "Misfeed in the RSPF".
Remove the misfed originals referring to the
description of "Misfeed in the RSPF".
Steadily
lit
lit
Steadily
lit
lit
Blinking
Blinking
Drum replacement
required indicator
required indicator
Drum cartridge must be replaced. Replace it
with a new one.
with a new one.
Replacement of TD cartridge will be needed
soon. Obtain a new cartridge.
soon. Obtain a new cartridge.
A misfeed has occurred. Remove the misfed
paper referring to the description of "Misfeed
removal."
paper referring to the description of "Misfeed
removal."
The lower side cover may be open. If so, close
it.
it.
The paper tray is not installed properly.
Push the tray into the copier securely.
Push the tray into the copier securely.
_
TD cartridge must be replaced. Replace it with
a new one.
a new one.
TD cartridge
replacement
required indicator
replacement
required indicator
Indication
See
page:
page:
Cause and remedy
"CH" is steadily lit in the
display.
display.
The paper tray indicator is
blinking.
blinking.
"CH" is blinking in the display.
Misfeed indicator
Blinking
RSPF misfeed
indicator
indicator
The TD cartridge is not installed. Check if the
cartridge is installed.
cartridge is installed.
Side cover is open. Close the side cover
securely by pressing the round projections
near the side cover open button.
securely by pressing the round projections
near the side cover open button.
"P" is blinking in the display.
Paper tray or bypass tray is empty. Load copy
paper.
paper.
A misfeed has occurred in the paper tray or
bypass tray. Remove the misfed paper.
bypass tray. Remove the misfed paper.
The copier will not function. Turn the power
switch off, remove the power cord from the
outlet, and contact your SHARP dealer.
switch off, remove the power cord from the
outlet, and contact your SHARP dealer.
A letter and a number appear
alternately.
alternately.
25
_
23
29
32
23
10
_
_
29
_
Service by an authorised SHARP service
technician is required.
technician is required.
Steadily
lit
lit
Maintenance
indicator
indicator
34
Be sure to use only genuine SHARP parts and supplies.
37
5
Copier trouble?
AUTOMATIC EXPOSURE ADJUSTMENT
The automatic exposure level can be adjusted to suit your copying needs. This level is set for
copying from the original table and copying from the RSPF respectively.
copying from the original table and copying from the RSPF respectively.
When adjusting the automatic exposure level for copying from the RSPF, place an
original in the document feeder tray and make sure that the RSPF (
original in the document feeder tray and make sure that the RSPF (
) indicator lights
up.
When adjusting the level for copying from the original table, make sure that no original
is left in the document feeder tray.
When adjusting the level for copying from the original table, make sure that no original
is left in the document feeder tray.
Press the exposure mode selector key to select the photo (
) mode.
Press and hold down the exposure mode selector key for approximately 5 seconds.
The photo (
The photo (
) indicator will go out and the AUTO indicator will begin to blink. One or
two exposure indicators corresponding to the automatic exposure level which has
been selected will light up.
been selected will light up.
Press the light (
) or dark (
) key to lighten or darken the automatic exposure
level as desired.
If exposure level 2 is selected, the two left-handmost indicators for that level will light
up simultaneously. Also, if level 4 is selected, the two right-handmost indicators for
that level will light up simultaneously.
If exposure level 2 is selected, the two left-handmost indicators for that level will light
up simultaneously. Also, if level 4 is selected, the two right-handmost indicators for
that level will light up simultaneously.
Press the exposure selector key. The AUTO indicator will stop blinking and light up
steadily.
steadily.
This automatic exposure level will remain in effect until you change it again by
this procedure.
this procedure.
38
6
Appendix
APPENDIX
SPECIFICATIONS
Type
Digital laser copier, desk-top type
Copy system
Dry, electrostatic transfer
Originals
Sheets, bound documents
Original size
Max. B4 (257 mm x 364 mm) (10" x 14") ((A5 to B4 for RSPF)
(5-1/2" x 8-1/2" to 10" x 14" for RSPF))
(5-1/2" x 8-1/2" to 10" x 14" for RSPF))
Copy sizes
A6 to A4 (105 mm x 148.5 mm to 210 mm x 297 mm) (3-1/2" x
5-1/2" to 8-1/2" x 14")
(Feed copy paper lengthwise only.)
Image loss: Max. 4 mm (5/32") (leading and trailing edges)
5-1/2" to 8-1/2" x 14")
(Feed copy paper lengthwise only.)
Image loss: Max. 4 mm (5/32") (leading and trailing edges)
Max. 4.5 mm (11/64") (along the other edges in
totals)
Max. 6 mm (15/64") (the trailing edge of the second
copy of two-sided copying)
totals)
Max. 6 mm (15/64") (the trailing edge of the second
copy of two-sided copying)
Copy speed
15 copies/min.
(one-sided copying)
Continuous copying
Max. 99 copies; subtractive counter
First-copy time
9.6 sec. (normal copying mode)
(Approximately)
Copy ratio
Variable: 50% to 200% in 1% increments (total 151 steps)
Fixed: 50%, 70%, 81%, 100%, 141%, 200% (50%, 64%, 78%,
100%, 129%, 200%)
Fixed: 50%, 70%, 81%, 100%, 141%, 200% (50%, 64%, 78%,
100%, 129%, 200%)
Exposure system
Original table: Moving optical source, slit exposure (stationary
platen) with automatic exposure
RSPF: Moving original
platen) with automatic exposure
RSPF: Moving original
Copy paper feed
One paper tray with automatic feed (250 sheets); one bypass tray
with 50-sheet automatic feed capability
with 50-sheet automatic feed capability
Fusing system
Heat rollers
Development system
Magnetic brush development
Light source
Xenon lamp
Resolution
Scan: 400 dpi
Output: 600 dpi
Output: 600 dpi
Memory
6 MB
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