User's Manual

Test Equipment Set-up – continued
FEB 2005 1X SC 4812T Lite BTS Optimization/ATP 3-91
PRELIMINARY
Set–up for ATP
Figure 3-35 and Figure 3-36 show the Test Set Connections for ATP Tests.
Motorola CyberTest
TEST SETS Optimization/ATP SET–UP
ÎÎÎÎ
ÎÎÎÎ
ÎÎÎÎ
Ï
RF
IN/OUT
SYNC MONITOR
EVEN SEC TICK
PULSE REFERENCE
FROM CSM BOARD
FREQ MONITOR
19.6608 MHZ CLOCK
REFERENCE FROM
CSM BOARD
Advantest Model R3465
INPUT 50
GPIB CONNECTS
TO BACK OF UNIT
NOTE:
The 30 dB Directional Coupler is not used with the
Cybertest Test Set. The TX cable is connected directly to
the Cybertest Test Set.
RF OUT 50
FREQ MONITOR
19.6608 MHZ CLOCK
REFERENCE FROM
CSM BOARD
RF GEN
OUT
SYNC MONITOR EVEN
SEC TICK PULSE
REFERENCE FROM
CSM BOARD
BNC
“T”
TO EXT TRIGGER CONNECTOR
ON REAR OF TEST SET
(FOR DETAILS, SEE
FIGURE F-15)
TO
MPC
TO PA
TRUNKING
MODULE
RS232–GPIB
INTERFACE BOX
INTERNAL PCMCIA
ETHERNET CARD
GPIB
CABLE
UNIVERSAL TWISTED PAIR (UTP)
CABLE (RJ45 CONNECTORS)
RS232 NULL
MODEM
CABLE
S MODE
DATA FORMAT
BAUD RATE
GPIB ADRS G MODE
ON
BTS
INTERNAL
TX
CABLE
CDMA
LMF
DIP SWITCH SETTINGS
10BASET/
10BASE2
CONVERTER
LAN
B
LAN
A
RX TEST
CABLE
GPIB
RF IN/OUT
OR
INPUT 50
RF GEN OUT,
RF OUT 50,
OR RF IN/OUT
RX
ANTENNA
CONNECTOR
FREQ
MONITOR
SYNC
MONITOR
CSM
INTERNAL
RX
CABLE
TX
ANT
CPLD
RX
BTS
CPLD
TRF
TX
BTS
CPLD
RX
ANT
CPLD
TX
ANTENNA
CONNECTOR
COMMUNICATIONS
System Analyzer
50
TERM
.
TX TEST
CABLE
DIRECTIONAL
COUPLER
(30 DB)
100–WATT (MIN.)
NON–RADIATING
RF LOAD
TX TEST
CABLE
* BLACK RECTANGLES
REPRESENT THE RAISED
PART OF SWITCHES
CDMA
TIMEBASE
IN
EVEN
SECOND/
SYNC IN
NOTE: IF BTS IS EQUIPPED
WITH DRFS (DUPLEXED RX/TX
SIGNALS), BOTH THE TX AND RX
TEST CABLES CONNECT TO THE
DRF ANTENNA CONNECTOR..
REFER TO FIGURE 3-37.)
2O DB IN–LINE
ATTENUATOR
IMPORTANT:
WHEN PERFORMING FER TEST ON COMPANION FRAME DIVERSITY RX, CONNECT
RX TEST CABLE TO RX ANTENNA PORT ON COLLOCATED COMPANION FRAME.
ÁÁ
ÁÁ
ÁÁ
ÁÁ
ÁÁ
ÁÁ
ÁÁ
ÁÁ
ÁÁ
ÁÁ
ÁÁ
ÁÁ
Agilent 8935 Series E6380A (formerly HP 8935)
RF IN/OUT
HP–IB
TO GPIB
BOX
SYNC MONITOR
EVEN SEC TICK
PULSE REFERENCE
FROM CSM BOARD
FREQ MONITOR
19.6608 MHZ CLOCK
REFERENCE FROM
CSM BOARD
10 MHZ
REF OUT
Figure 3-35: IS–95A/B ATP Test Set–up, TRF Shown – CyberTest, Advantest R3465, and Agilent 8935
3