ELECRAFT K3 Installation Instructions Manual page 8

Remove the four jack screw nuts with their lock washers and the two black pan head screws from the KIO3
rear panel as shown in Figure 2.
SPACE RESERVED
FOR KXV3 MODULE
With the back cover of the KIO3 removed, remove the upper Remote I/O daughter board holding the
RS232 and ACC connectors as shown in Figure 3. Only the upper daughter board need to be removed. The
lower Audio I/O interface board may be left in place.
CAUTION:
The Remote I/O daughter board is ESD sensitive. Put it in a safe place until you
reinstall it.
ESD SENSITIVE!
Tilt the top of the KIO3 Main board toward the front panel gently so the standoff at the top clears the lip on
the rear panel, then use the standoff at the top to lift up on the board while rocking it from side to side to unplug
the connector.
CAUTION:
The KIO3 Main board is ESD sensitive. Put it in a safe place until you reinstall it.
REMOVE THE FOUR JACK SCREW NUTS
REMOVE
4-40 SCREW
Figure 2. Removing KIO3 Panel.
Figure 3. Removing the KIO3 Remote I/O Daughter Board.
AND LOCK WASHERS
8
REMOVE
4-40 SCREW
USE A THIN KNIFE OR
BLADE SCREWDRIVER
TO PRY THE BOARDS
APART TO SEPARATE
THE CONNECTOR.
DO NOT PULL ON THE
CONNECTOR SHELLS.
THE SHELLS MAY
COME OFF OF THE
CONNECTORS.