Installing an optional card
CAUTION—SHOCK HAZARD:
To avoid the risk of electrical shock, if you are accessing the controller
board or installing optional hardware or memory devices sometime after setting up the printer, then turn
the printer off, and unplug the power cord from the electrical outlet before continuing. If you have any
other devices attached to the printer, then turn them off as well, and unplug any cables going into the
printer.
1
Turn off the printer, and then unplug the power cord from the electrical outlet.
2
Using a flat
‑
head screwdriver, remove the controller board access cover.
Warning—Potential Damage:
Controller board electronic components are easily damaged by static
electricity. Touch a metal surface on the printer before touching any components or connectors.
3
Unpack the optional card.
Warning—Potential Damage:
Avoid touching the connection points along the edge of the card.
Upgrading and migrating
140
Summary of Contents for CX725 Series
Page 1: ...CX725 Series User s Guide January 2016 www lexmark com Machine type s 7528 Model s 576 578 ...
Page 72: ...3 Remove the pick roller 4 Unpack the new pick roller Maintaining the printer 72 ...
Page 97: ...4 Close the duplex cover and door A Clearing jams 97 ...
Page 137: ...5 ISP extended cable 4 Install the ISP into its housing Upgrading and migrating 137 ...
Page 138: ...5 Attach the housing to the controller board access cover Upgrading and migrating 138 ...
Page 144: ...5 Open door B 6 Open door C Upgrading and migrating 144 ...