
Page 1 © 2015 FlexRadio Systems, v1.0.2
FLEX-6300 ATU Installation Guide
December 1, 2015
Thank you for purchasing the FLEX-6300 ATU upgrade. The following guide will provide the necessary
step-by-step procedure for installing the ATU upgrade in a FLEX-6300 Signature Series SDR.
Table of Contents
OB TA IN IN G TE CH NI C A L SU P POR T .......................................................................................................... 2
GETTING STARTED..................................................................................................................................... 3
Packaging and ATU Kit Contents........................................................................................................ 3
Additional Required Tools.................................................................................................................. 3
PREPARING FOR THE FLEX-6300 ATU INSTALLATION ....................................................................................... 4
REMOV I NG T HE FLEX-6300 CHAS S I S COV E R ........................................................................................ 4
Removing the Front Side Cover and Top Cover Screws........................................................................ 4
Removing the Middle/Rear Side Cover and Rear Top Cover Screws ................................... 6
Removing the Top Cover.................................................................................................................... 8
INSTALLING THE FLEX-6300 ATU ASSEMBLY ................................................................................................. 9
Preparing the ATU Assembly ............................................................................................................. 9
Installation of the ATU Assembly into the FLEX-6300........................................................................ 10
Connecting the MCX Cable Assemblies............................................................................................. 13
Installing the ATU12-Pin Jumper...................................................................................................... 15
REI NS TA LL IN G TH E FL EX-6300 CH ASSIS COV ER ................................................................................. 17
Replacing the Chassis Cover ............................................................................................................ 17
Reinstalling the Long Chassis Screws ............................................................................................... 19
Reinstalling the Short Chassis Screws............................................................................................... 21
Applying the ATU Serial Number Label............................................................................................. 22
VERIFYING THE ATU INSTALLATION............................................................................................................. 23