User Manual

Test Equipment Set Up – continued
3-64 1X SC4812T–MC BTS Optimization/ATP 5/21/04
DRAFT
Figure 3-21: IS–95A/B and CDMA2000 1X Optimization/ATP Test Setup – Agilent E7495A
TEST SET
ATP TEST SET UP
INTERNAL PCMCIA
ETHERNET CARD
UNIVERSAL TWISTED PAIR (UTP)
CABLE (RJ45 CONNECTORS)
BTS
CDMA
LMF
10BASET/
10BASE2
CONVERTER
LAN
B
LAN
A
INTERNAL
ETHERNET
CARD
RF INPUT 50 Ω
OR INPUT 50 Ω
SYNC
MONITOR
CSM
COMMUNIC
ATIONS
system
analyzer
50 Ω
TERM
TX TEST
DIRECTIONAL
COUPLER
(30 DB)
100–WATT (MIN.)
NON–RADIATING
RF LOAD
TX TEST
NOTE: IF BTS IS EQUIPPED
WITH DUPLEXED RX/TX
SIGNALS, CONNECT THE TX
TEST CABLE TO THE DUPLEXED
ANTENNA CONNECTOR.
2O DB IN–LINE
ATTENUATOR
ETHERNET HUB
RX TEST
RX TEST
RX
ANTENNA
CONNECTOR
TX
ANTENNA
CONNECTOR
TEST
CABLES
NOTE: USE THE SAME
CABLE SET FOR TX AND RX
ATP. SWITCH THE CABLES
DURING ALL ATP TESTS AS
SHOWN.
POWER METER
PORT 2
RF IN
PORT 1
RF OUT
Agilent E7495A
PORT 1
RF OUT
PORT 2
RF IN
SYNC MONITOR
EVEN SEC TICK
PULSE REFERENCE
FROM CSM BOARD
Use only
Agilent supplied
power adapter
GPS
GPIO
Serial 1
Serial 2
Power REF
50 MHz
Sensor
Ext Ref
In
Even Second
Sync In
Antenna
Port 1
RF Out / SWR
Port 2
RF In
TX ATP Setup
Figure 3-22 shows a typical TX ATP setup and Figure 3-23 shows a
typical RX ATP setup.
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