Konica Minolta magicolor 4650EN User Manual

Replacing Consumables 147
Replacing the Ozone Filter
1Remove the ozone filter from the 
printer.
2Slide the new ozone filter into 
the printer until it snaps into 
place.
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Replacing Consumables 148
Replacing the Transfer Belt Unit
When the time to replace the transfer belt unit is reached, the message 
TRANS. BELT/END OF LIFE appears. Printing can continue even after 
this message appears; however, since the print quality is reduced, the trans-
fer belt unit should be replaced immediately.
1Turn off the printer and discon-
nect the power cord and inter-
face cover.
2Open the printer’s front cover.
3Remove the all imaging units 
and waste toner bottle.
For details on...

Replacing Consumables 149
4Using a coin, remove the two 
screws on the left side.
Be careful not to lose the 
screws.
5Remove the left side cover.
6Pull the lever, and then open the 
right side cover.
Before opening the right 
side cover, fold up Tray 1.
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Replacing Consumables 150
7Use a coin to loosen the screws 
securing the transfer belt unit.
8On the left side, pull to the right 
the blue shutter lever for the 
transfer belt unit.
Do not remove the blue 
lever.
9From the side where the left side 
cover was removed, hold the 
arm, and then carefully pull out 
the transfer belt unit.
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Replacing Consumables 151
10Prepare a new transfer belt unit.
Be careful not to touch 
the surface of the belt.
Do not remove the blue 
lever.
11Remove all packing tape from 
the new transfer belt unit.
12Remove the protective cover 
from the new transfer belt unit.
13Insert the new transfer belt unit 
along the rails.
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Replacing Consumables 152
14From the right side cover side, 
tighten the screws to secure the 
transfer belt unit and then close 
the right side cover.
15Close the right side cover.
16Attach the left-side cover.
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Replacing Consumables 153
17Tighten the two screws on the 
left side.
18Install the all imaging units and 
waste toner bottle.
For details on installing 
the imaging unit or waste 
toner bottle, refer to 
“Replacing a Imaging 
Unit” on page 135 or 
“Replacing the Waste 
Toner Bottle” on page 
141.
19Close the front cover.
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Replacing Consumables 154
20Reconnect the power cord, and 
turn on the printer.
21Reset the counter in the MAINTENANCE MENU/SUPPLIES/
REPLACE/TRANS. BELT
 menu.
Replacing the Backup Battery
When the backup battery is at its end of life, the printer’s date and time can-
not be retained. Follow the procedure described below to replace the backup 
battery.
Note
Only use the coin-shaped 3V lithium battery CR2032. It’s very important 
to protect the printer controller board and any associated circuit boards...

Replacing Consumables 155
2Using a screwdriver, remove the 
screw. Then, slide the rear cover 
to the right and remove it.
3Using a screwdriver, loosen the 
seven screws. (Do not remove 
them from the printer.)
4Slide the panel slightly to the 
right and lift it off the printer.
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Replacing Consumables 156
5Remove the hook, and then 
remove the backup battery.
6Insert a new backup battery.
When inserting the new 
backup battery, be sure 
that the + side faces 
toward the left.
Risk of explosion if bat-
tery is replaced by an 
incorrect type. Dispose of 
used batteries according 
to your local regulations. 
Do not burn the backup 
battery.
7Reinstall the panel and tighten the seven screws.
8Attach the rear cover.
9Reconnect all interface cables.
10Reconnect the power cord, and...