Elecraft KRX3 - Manual (Page 49)

A-2
Observe ESD precautions when working inside your K3. Wear an ESD wrist strap or frequently touch
an unpainted metal ground while working.
Remove the chassis stiffener bar that runs across the top of the K3 (see Figure A-2. Removing the Chassis
Stiffener Bar.) .
Figure A-2. Removing the Chassis Stiffener Bar.
If your K3 has the K144XV 2-meter option installed, remove the three 6-32 black flat head screws holding it
to the left side panel (see Figure A-3). Unplug the cables going to the K144XV module. The red power wire plugs
into the K3’s main RF board. Unplug it and set it aside with the module.
Figure A-3. Removing the K144XV Module