Lexmark W820n User Manual

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4Insert the two tabs under the lip directly above the standard output bin slot where print media
exits.
5Rotate the stacking arm toward the vents so the two top tabs lower into the far right hole on
the number 12 and number 14 vents.
6Push down on the left side above the top tabs until the stacking arm snaps into place.
14th
vent
12th
vent
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Removing the optional high capacity
feeder
1Turn the printer off.
2Unplug the printer power cord.
Note:If a mailbox or finisher is installed, remove it. SeeRemoving the optional mailbox
orRemoving the optional finisher.
3Disconnect the high capacity feeder cable from the back of the printer.
4Remove tray 2. SeeBehind trays 1, 2, and 3for instructions.
5Open tray 3.
6Locate the locking clips on each side of the tray opening.
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7Remove the thumbscrews on the locking clips on each side of the tray opening, and then pull
the locking clips off. Save the thumbscrews and the locking clips.
8Close tray 3.
CAUTION:The printer is heavy, and requires two people to lift it.
9Have someone help you lift the printer off of the high capacity feeder and set the printer aside.
Hold the printer on the multipurpose feeder mounting brackets and use the handholds on the
right side of the printer.
10Move the high capacity feeder, and then place...

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50
Removing the printer from the base
cabinet
To remove the optional mailbox or finisher from the optional base cabinet, follow the instructions for
removing these options from the high capacity feeder. SeeRemoving the optional mailboxand
Removing the optional finisher. To remove the printer from the base cabinet, have someone help
you lift the printer off of the base cabinet and set the printer aside. Hold the printer on the multipurpose
feeder mounting brackets and use the handholds on the right...

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Removing memory and option cards
Accessing the printer system board
1Turn the printer off.
2Unplug the printer power cord.
3Disconnect all cables from the back of the printer.
4Locate the metal plate at the back of the printer.
Loosen the two thumbscrews. They do not come completely out.
5Gently pull the thumbscrews until you can grasp the system board.
6Pull the system board out far enough to access the connector slots.
Removing memory cards
Complete the following steps to remove the printer...

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4Pull the card straight out of the connector.
5Reinstall the system board. SeeReinstalling the printer system board.
Removing option cards
Complete the following steps to remove an internal print server, hard disk, Tri-Port Adapter, or USB/
parallel interface card.
WARNING:Option cards are easily damaged by static electricity. Touch something metal on
the printer before you touch an option card.
1Access the printer system board. SeeAccessing the printer system board.
2Locate the option card you want...

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3Remove the screws that secure the card to the metal plate.
4Gently pull the card out of the connector.
5If you saved the metal plate that covers the connector slot and you do not plan to insert
another card, attach the plate:
aSlide the clip side of the plate in first making sure the clip end covers up the groove.
bUse one of the screws to secure the other end of the metal plate to the system board.
Metal plate Connector slot
Screw
Clip
Groove
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6Place the card in its original packaging, or wrap the card in paper and store it in a box.
7Reinstall the system board. SeeReinstalling the printer system board.
Removing an optional firmware card
WARNING:Optional firmware cards are easily damaged by static electricity. Touch something
metal on the printer before you touch an optional firmware card.
1Access the printer system board. SeeAccessing the printer system board.
2Grasp the firmware card gently and pull it straight up in one action. Do not...

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Reinstalling the printer system board
1Gently push the system board back into the printer.
2Tighten the two thumbscrews.
Note:Do not overtighten the screws.
3Reconnect all cables on the back of the printer.
4Plug in the printer power cord.
5Turn the printer on.
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Disabling the operator panel menus
Since many people could be using the printer, an administrator may choose to lock the menus to keep
others from changing menu settings from the operator panel.
To disable the menus:
1Turn the printer off.
2Press and hold theSelectandReturnbuttons, and then turn the printer on.
3Release the buttons whenPerforming Self Testappears on the display.
When the printer self test completes, Config Menu appears.
4PressMenuuntil you see Panel Menus, and then pressSelect....