User Manual

Calibration and Test Equipment68P09255A57-2
Aug 2002
SC4812ET Optimization/ATP Manual Software Release R16.1.x.x
PRELIMINARY
3-57
Figure 3-11: TX Calibration Test Setup - Using Power Meter
TEST SETS TRANSMIT (TX) SET UP
NOTE: THE HP8921A AND ADVANTEST
R3465 CANNOT BE USED FOR TX
CALIBRATION. A POWER METER MUST BE
USED.
TO
MPC
TO LPA
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
ANTENNA
CONNECTOR
FREQ
MONITOR
SYNC
MONITOR
CSM
INTERNAL
RX
CABLE
TX
ANT
CPLD
RX
BTS
CPLD
TRDC
TX
BTS
CPLD
RX
ANT
CPLD
TX
ANTENNA
CONNECTOR
50 Ω
TERM
.
TX TEST
CABLE
DIRECTIONAL
COUPLER
(30 DB)
100-W ATT (MIN.)
NON-RADIATING
RF LOAD
TX TEST
CABLE
* BLACK RECTANGLES
REPRESENT THE RAISED
PART OF SWITCHES
NOTE: IF BTS IS EQUIPPED
WITH DRDCS (DUPLEXED
RX/TX SIGNALS), CONNECT
THE TX TEST CABLE TO
THE DRDC ANTENNA
CONNECTOR.
POWER
SENSOR
POWER METER
2O DB IN-LINE
ATTENUATOR
3