Hpd® Test Applications; Hp D ® Br Fu Nc Tion Al Ity T Es T P R Oc E Dur E; Test Set Up; Con Figur E T Est S Et - Aeroflex 3900 Series Option Manual

I n tr o d u c ti o n
T h i s c h ap t e r p r o v i d e s i n s t r u c t i o n s o n c o n f i g u r i n g t h e T e s t S e t t o p e r f o r m b a s i c m e a s u r e m e n t s o n
t h e H P D ® B R a n d M S U . T e s t S e t u p m a y v a r y a c c o r d i n g t o t h e h a r d w a r e c o n f i g u r a t io n o f t h e B R
a n d M S U b e i n g t e st ed .
H P D ® BR F u n c ti o n a l i ty T es t P r o ce d ur e
This proced ure is used to me asure RF Output Po wer , F requ ency Accu racy an d B ER of the Base
Rad io. This proced ure also p rovides EV M, S y mb ol C lock E rr or and Occupied Ba ndwi dth r eadin gs.
T es t S et up
1. Co nnect BR Output to Test Set
Ext Fr eq R ef.
2. Co nfigur e B R para me ters to tran smi t to the Test Set .
C o n f i g u r e T es t Se t
1. Pow er on T est S et. S elect Sys tems , H PD fr om th e flo ating menu.
2. Maximize t he R F C ont rol Set tings scr een (r efer to Fig. 6-1 ) an d conf igur e the foll owin g R F
Rcvr (R eceiver ) field s :
S e t
S e t
S e t
S e t R e c e i v e
S e t
S e t
Ver ify
V e r i f y
3. Set [R F In ] S oft Key Soft K ey
4. Set [R F Gen ] S oft Key
5. Set [T ransmit ] Sof t K ey
Chapter 6
H P D ® Te s t A p pl i c a t i o ns
T/ R Conn ector
RF Rcvr Fre q t o m a t c h B R f r e q u e n c y .
Off s et t o U N L O C K .
R eceiver B andw idth Set ting
PS C t o m a t c h P S C o f B R .
R eceive Mode t o A u t o .
B urs t Ty pe t o O u t b o u n d.
Sy nc M od e d e f a u l t s t o F r e e R u n w h e n O u t b o u n d B u r s t T y p e i s s e l e ct e d .
[ Pr e-A m p ] Sof t K ey
to T/R .
to O FF.
t o D ISA BL E.
. Conn ect T est S et 1 0 MH z ref eren ce to BR
t o C a b l e d / O f f A i r a s d e s i r e d .
i s O F F .
6-1