Panasonic 8410 Operating Instructions Manual

							101
Care and Maintenance
Remove the imaging unit:
#Loosen the two thumbscrews by turning them
counterclockwise.
$Turn the lower green lever 180° counterclockwise.
%Grasping the front green handle, slide the imaging unit out until
it catches.
&Lift up the left green handle. Pull the imaging unit out of the
printer and cover it to protect it from light exposure.
Important:
BDo not touch the green surface (the right side) or the black belt (the underside).
Finger prints may affect the print quality.
Safety Caution:
BThe imaging unit weighs approximately 6.5 kg{14.3 lbs.}. Always use the
handles when lifting it.
Cautions:
BDo not expose the imaging unit to artificial light for more than 45 seconds; or
you may damage the unit. Never expose it to direct sunlight.
BDo not leave the printer’s front door open for an extended period of time (for
example, several hours).
2
#
#
$
%&Green surface
Black belt 
						

							102Use a dry, lint-free cloth to wipe the slot of the sensor.
Reinsert the imaging unit into the printer, holding it by its green
handles. 
Match the arrow on the right side of the imaging unit with the arrow on the
printer, and slightly push the imaging unit into the printer. Then release the left
handle and push the unit in until it stops.
#Turn the lower green lever clockwise 180° to insert the unit
completely and to lock it.
$Tighten the two green thumbscrews by turning them clockwise.
%Close the front door.
Care and Maintenance
Sensor
Slot
%
#
$
$
3
4
5 
						

							103
Care and Maintenance
When the printer panel indicates that a supply needs to be replaced, make sure that
you have replacement supplies on hand. The printer may continue to print until the
supply is completely used up; then it stops until you replace the indicated supply.
User Replaceable Components
Average life*1Printer component
Monochrome 
60,000 pages
or
Color 
15,000 pages Change the color toner cartridge soon.
Change the color toner cartridge now.
Low  Toner10,000 pages
(CMY)*2
Monochrome 
57,000 pages
or
Color 
14,250 pages Change the Imaging unit soon.
Printer panel message
Imaging Unit wearing out
Change the Imaging unit now. Toner cartridges
Color imaging unit
*
1These figures are based on an average of 5% coverage of the printable area and
standard density for any one color. The frequency of replacement will vary,
depending on the complexity of the prints and the percentage of coverage and
print density.
*
2The starter cartridges that are shipped with the printer have an average life of
approximately 3,000 pages, based on an average of 5% coverage.
Note:
If you print with high density when “Low  Toner” is displayed, you may get
faded printout before “ Toner Empty” is displayed.
Imaging Unit 
Worn out
 Toner
Empty12,000 pages
(Black)*2 
						

							104
Care and Maintenance
Printer componentAverage life
28,500 pages Fuser unit *
1
(Oil supply roll
installed)
Change the Transfer unit soon. Change the Fuser unit now.
80,000 pages
Printer panel message
15,000 pages
15,500 pages Change the Oil supply roll soon.
Change the Oil supply roll now. Oil supply roll
Transfer unit
Oil Roll wearing out
Oil Roll 
Worn out
Transfer wearing out
31,000 pages Change the Fuser unit soon.
Fuser Unit wearing out
Fuser Unit and Oil Roll
Worn out
Oil Roll wearing out
Display
alternately
*1Transparencies, coated paper and other specialty media will result in shortening
the life of a consumable. When replacing the fuser unit, replace the oil supply roll
as well. Do not insert the used oil supply roll into the new fuser unit.  
						

							105
Care and Maintenance
Clearing a Jam
nClearing a media jam
If the printer has frequent media jams, make sure that you follow these guidelines:
BAlways use high-quality laser paper and transparencies. Refer to pages 156and
157.
BMake sure that you load specialty media only in the multi-purpose tray and that you
set the media thickness switch to the correct setting for the media used.
If a media jam occurs, the printer panel reports Jam at . The 
are the various sensors throughout the paper path, listed as A through E.
The following illustration shows the locations of the sensors that report media jams 
(A through E).
Jam at A
Jam at C
Jam at D
Jam at E
Jam at MPT
( +P. 106 - 107)( +P. 109 - 112)
( +P. 113 - 114) ( +P. 115) ( +P. 116)
Jam at B
( +P. 108)
2nd cassette feeder (option) 
						

							106
Care and Maintenance
nJam at A
#Open the left side door corresponding to the selected media
tray.
$Remove the jammed media.
%Close the left side door.
¾ OR ¾
#Remove the media tray.
$Remove the jammed media from inside the printer.
%Reinsert the media tray.
&Open and close the front door to clear the error message from
the LCD.
#
$
#
$
1A 
						

							107
Care and Maintenance
(2nd cassette feeder)
#Open the lower left side door.
$Remove the jammed media.
%Close the lower left side door.
¾ OR ¾
#Remove the selected media tray (middle or lower media tray).
$Remove the jammed media from inside the printer.
%Reinsert the media tray.
&Open and close the front door to clear the error message from
the LCD
.
1B
#
$
#
$ 
						

							108
nJam at B
Open the left side door.
Use the green handles to pull out the paper feeder.
Remove the jammed media on the paper feeder.
Reinsert the paper feeder and close the left side door.1
2
3
Care and Maintenance
4 
						

							109
Care and Maintenance
nJam at C
Remove the fuser:
#Open the printer front door.
$Turn the small green thumbscrew counterclockwise to unlock
the fuser.
Safety Caution:
BThe fuser is hot; to avoid personal injury, turn off the printer and wait 10
minutes (after opening the front door) for the fuser to cool before
touching it.
%Holding the green tab on the right, slide the fuser out until the
safety catch stops it.
&Press the green lever on the left to release the safety catch.
1
#$
%
&
CAUTION:
HOT SURFACE INSIDE 
						

							110
Care and Maintenance
#Hold the fuser as shown below, and slide it out of the printer.
Safety Caution:
BThe fuser unit weighs approximately 3.1 kg{6.8 lbs.}. Take care when handling
it.
$Close the front door.
Remove the oil supply roll:
#Press out on tabs to unlock the oil supply roll.
$Remove the oil supply roll out of the fuser.
Note:
BIf the paper is not jammed in the fuser unit, perform the following.
#Repeat steps 1 to 4 of Jam B on page 108.
$Skip step 4 and go to step 5.
2
#
$
3
$#
#