Lexmark XC4150 User Guide - Page 140

Installing an optional card, CAUTION-SHOCK HAZARD, Warning-Potential Damage

Page 140 highlights

Upgrading and migrating 140 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.

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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