User's Manual

In-Service Calibration
68P09255A69-3
Aug 2002
1X SC4812ET Lite BTS Optimization/ATP Software Release 2.16.1.x
PRELIMINARY
H-20
Figure H-13: TX Calibration Test Setup - HP 8921A/600 w/PCS Interface (1.9 GHz),
HP 8921A/600 (800 MHz), and Advantest R3465 (IS-95A/B only)
TEST SETS TRANSMIT (TX) SET UP
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
GPIB
RF IN/OUT
OR INPUT 50Ω
FREQ
MONITOR
SYNC
MONITOR
CSM
INTERNAL
RX
CABLE
TX
ANT
CPLD
RX
BTS
CPLD
TRDC
TX
BTS
CPLD
RX
ANT
CPLD
COMMUNICATIONS
SYSTEM ANALYZER
* 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 BTS CPLD
CONNECTOR.
RX
ANTENNA
CONNECTOR
TX
ANTENNA
CONNECTOR
2O DB
IN-LINE
ATTENUATOR
ANTENNAANTENNA
Hewlett Packard Model HP 8921A W/PCS Interface
(for 1900 MHz)
GPIB
CONNECTS
TO BACK OF
UNITS
RF
IN/OUT
GPIB
CONNECTS
TO BACK OF
UNIT
Hewlett Packard Model HP 8921A
(for 800 MHz)
RF
IN/OUT
Advantest Model R3465
INPUT 50Ω
GPIB CONNECTS
TO BACK OF UNIT
H