Lexmark C920n User Manual

							Installing a hard disk
31
Installing and removing options
If an option card has been installed, you may have to remove the option card before installing the hard disk.
1Remove the system board access cover (see Removing the system board access cover).
2Align and press the ribbon cable connector into the connector on the system board.
3Flip the hard disk over, and then press the three posts on the mounting plate into the holes on the system board. 
The hard disk snaps into place.
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							Installing an option card
32
Installing and removing options
Installing an option card
Your printer has one expansion card slot that supports a number of option cards. The following table describes their 
function.
Note:The network models ship with an Ethernet print server already installed.
You need a small Phillips screwdriver to install these options.
1Remove the system board access cover (see Removing the system board access cover).
2Remove the screw from the metal plate that covers the connector slot, and then lift the plate off.
Save the screw.
Warning:Option cards are easily damaged by static electricity. Touch something metal, such as the printer 
frame, before you touch an option card.
3Unpack the option card.
Save the packing materials.
CardFunction
MarkNet N8000 series internal print 
serverAdds an Ethernet, Token-Ring, or Fiber port to connect your printer to a 
network.
Serial/Parallel 1284-C Interface Card Adds an RS-232C serial and 1284-C parallel interface port.
Coax/Twinax Adapter Card for SCS Adds a coaxial/twinaxial network port.
802.11g Wireless Print Adapter Connects to an optional MarkNet N8000 series internal print server to add 
US or international 802.11g wireless printing capability.
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							Installing an option card
33
Installing and removing options
4Align the connector on the option card with the connector on the system board.
The cable connectors on the side of the option card must fit through the connector slot.
5Push the option card firmly into the option card connector.
6Secure the card to the system board with the screws.
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							Reinstalling the system board access cover
34
Installing and removing options
Reinstalling the system board access cover
After you finish installing cards on the printer system board, reinstall the system board access cover.
1Align the holes on the access cover with the screws on the printer. 
2Place the cover against the printer and slide it down.
3Tighten the eight screws.
Aligning the optional high capacity feeder
Note:Failure to properly align the high capacity feeder may cause paper jams.
Hole
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							Aligning the optional high capacity feeder
35
Installing and removing options
Installing height adjustment spacers
If the pins on the high capacity feeder do not align with the holes in the docking frame, adjust the height of the feeder.
You can either remove the factory installed spacer or add two spacers between each caster and the bottom of the high 
capacity feeder.
Use the following steps to add or remove spacers.
1Determine the height difference between high capacity feeder alignment pins and the docking frame.
2Place the high capacity feeder on the floor or adequate work surface.
3Remove the four screws securing one of the casters to the high capacity feeder.
4Add or remove spacers.
To add spacers:
aInsert the four screws through the caster.
bPlace the spacers on the screws.
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							Aligning the optional finisher
36
Installing and removing options
cAlign and insert the screws into the screw holes on the high capacity feeder.
To remove the factory installed spacer:
aRemove the spacer from the top of the caster.
bInsert the four screws through the caster.
cAlign and insert the screws into the screw holes on the high capacity feeder.
5Tighten the four screws to secure the caster.
6Repeat steps 3 through 5 to add or remove spacers on the remaining three casters.
Note:If installing or removing height adjustment spacers does not bring the high capacity feeder to the right 
height, you may need to raise or lower to height of the feet on your printer cabinet or printer base.
Aligning the optional finisher
Note:Failure to properly align the finisher may cause paper jams.
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							Aligning the optional finisher
37
Installing and removing options
Aligning the finisher with the printer
The following three areas must align properly to prevent paper jams.
1The docking plate pins must enter the holes in the finisher.
2The space between the printer and finisher must be the same at the top and bottom of the finisher.
3The alignment marks on top of the finisher must align with the edges of the cover on the side of the printer.
4Roll the finisher toward the printer until the finisher locks to the docking plate pins.
You hear a click when the finisher locks into position.
If the pins did not go into the holes in the finisher, see Lowering or raising the finisher. Otherwise, go to 
Aligning the sides of the finisher.
Hole in 
finisher
Docking plate pin
SpacingAlignment marks
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							Aligning the optional finisher
38
Installing and removing options
Lowering or raising the finisher
Follow these instructions if the holes on the finisher are above or below the pins on the docking plate.
1Determine if the pins are above or below the holes in the finisher.
Hole in finisher
Pin
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							Aligning the optional finisher
39
Installing and removing options
2Loosen the guide rail thumbscrews.
3Rotate the adjustment knobs as needed to align the holes in the finisher with the pins.
To raise the finisher, rotate the adjustment knobs clockwise.
To lower the finisher, rotate the adjustment knobs counterclockwise.
4Roll the finisher toward the printer until the finisher locks to the docking plate pins.
You hear a click when the finisher locks into position.
If the pins go into the holes but the finisher did not lock to the pins, see Aligning the sides of the finisher. 
Otherwise, go to Aligning the top of the finisher.
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							Aligning the optional finisher
40
Installing and removing options
Aligning the sides of the finisher
Follow these instructions if the distance between the finisher and printer is not the same at the top and bottom.
1Loosen the guide rail thumbscrews.
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