User's Manual

FlexWave
®
Prism Remote Unit and RF Module Installation Guide FWPP-504-02
Page 86 © May 2017 CommScope, Inc.
Install the RF Module(s)
REMOVE RELEASE LINERS FROM THE RF MODULE
NOTE: Release Liners are present on front and back of new modules.
1 OpentheRemoteUnitenclosure.
2 Removereleaseliners,ifpresent,fromthethermalpadsontheRFModulepriortoinstallingthemoduleinto
theRemoteUnitchassis.
CAUTION! The thermal pads are very sensitive to mishandling—do not nick, scratch, or ding them.
ForSingle-andDual-BayRFModules,thethermalpadsarelocatedaslistedbelowandasshowninFigure19,
whichshowsaLegacyDual-Bay40WRFModule.
onelargepadonthebacksurfaceofeachLinearPowerAmplifier(LPA)
uptotwoonthefrontsurface(DARTs)
oneontheleftsideforthe(RDI)
oneonthevectormodulatorboard
oneontheRFpowercombiner.
Figure 19. Thermal Pads on a Legacy Dual-Bay 40W RF Module
One large
thermal pad on each PA
(boom of the LPA)
One thermal pad
for the RDI
One thermal pad
for each DART
One thermal pad
for each DART
One thermal pad
for RF Power
Combiner
One thermal pad
for Vector
Modulator