User Guide

Professional Audio Amplifiers Crestron CNAMPX-12/16X60
3. Refer to the diagram below. Using a #1 Phillips screwdriver, remove
the screw that secures the card to the vertical bracket.
Cresnet System Interface Card Vertical Bracket Screw
4. Refer to the diagram below. Holding the card by hand and using a 5/64-
inch hex wrench, remove the two screws that secure the card to the rear
panel and remove the card.
Cresnet System Interface Card Mounting Screws
NOTE: To obtain a replacement Cresnet system interface card, refer to
“Merchandise Returns/Repair Service” on page 21 and contact Crestron customer
service for further information.
5. Make sure that the replacement card is outward of the vertical bracket
and position the card to its mounting holes.
6. Re-install the two card mounting screws to finger-tight then, using a
5/64-inch hex wrench, tighten the screws an additional 1/8-turn.
7. Re-install the card vertical bracket screw to finger-tight then, using a
#1 Phillips screwdriver, tighten the screw an additional 1/8-turn.
CAUTION: The two connectors at the bottom-right of the Cresnet system interface
card are both 2-pin connectors that are electrically NOT interchangeable. Observe
the wire colors and/or connector labels. Refer to the CAUTION at the bottom of the
previous page.
14 Professional Audio Amplifiers: CNAMPX-12/16X60 Service Guide - DOC. 5885B