Preparing for installation, Tools required, Firmware required – Elecraft K3EXREF User Manual
Page 5: Parts included
5
Preparing for Installation
Tools Required
1. #0 and #1 size Phillips screwdrivers. To avoid damaging screws and nuts, a power screwdriver is not
recommended. Use the screwdriver that best fits the screw in each step.
2. Soft cloth or clean, soft static dissipating pad to lay cabinet panels on to avoid scratching.
3. Long (needle) nose pliers.
4. Second pair of pliers or a 5/16” nut driver to tighten the SMA connector nut.
The following tools are strongly recommended:
1. ESD wrist strap.
2. Static dissipating work pad.
Firmware Required
The K3EXREF requires firmware version 4.28 or later installed in your K3. Your K3 Owner’s manual has
complete instructions for updating your firmware.
Parts Included
The following parts should be included in your kit. Check to ensure you have them all. If any parts are damaged
or missing, contact Elecraft for replacements (see Customer Service and Support, page 3).
ILLUSTRATION
DESCRIPTION
QTY.
ELECRAFT
PART NO.
K3EXREF Circuit Board
1
E850476
Header Shorting Block, 2-pin (May be
already installed on the K3EXREF circuit
board, J1, see
1
E620214
Screw, Pan Head,
5/8” (15.9 mm)
1
E700114
Lock Washer, 4, Split Ring
1
E700004
Lock Washer, 4, Inside Tooth
1
E700010
Spacer, 1/4” (6.4 mm).
1
E700220
TMP Cable Assembly with Mounting
Hardware (see
1
E850446
SMA-BNC Adapter, M-F
1
E620216