User's Manual

Test Equipment Set-up – continued
3-94 1X SC 4812T Lite BTS Optimization/ATP FEB 2005
PRELIMINARY
TEST SETS Optimization/ATP SET–UP
INPUT 50 Ω
RF OUT
50 Ω
Advantest R3267 (Top) and R3562 (Bottom)
FREQ MONITOR
19.6608 MHZ CLOCK
REFERENCE FROM
CSM BOARD
SYNC MONITOR
EVEN SEC TICK
PULSE REFERENCE
FROM CSM BOARD
BNC
“T”
NOTE:
SYNTHE REF IN ON REAR OF SIGNAL GENERATOR IS
CONNECTED TO 10 MHZ REF OUT ON REAR OF
SPECTRUM ANALYZER. REFER TO FIGURE F-19)
TO EXT TRIG
ON REAR OF
SPECTRUM
ANALYZER
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
INPUT
50 Ω
RF OUT
50 Ω
FREQ
MONITOR
SYNC
MONITOR
CSM
INTERNAL
RX
CABLE
DRF
BTS
CPLD
ANT
CPLD
BNC
“T”
Spectrum
Analyzer
GPIB
Signal Generator
GPIB
SYNTHE
REF
IN
10 MHZ
OUT
EXT
TRIG IN
MOD TIME
BASE IN
EXT TRIG
* BLACK RECTANGLES
REPRESENT THE RAISED
PART OF SWITCHES
DUPLEXED
TX/RX
ANTENNA
CONNECTOR
RX TEST
CABLE
50 Ω
TERM
.
TX TEST
CABLE
DIRECTIONAL
COUPLER
(30 DB)
100–WATT (MIN.)
NON–RADIATING
RF LOAD
TX TEST
CABLE
2O DB IN–LINE
ATTENUATOR
IMPORTANT:
WHEN PERFORMING FER TEST ON
COMPANION FRAME DIVERSITY RX,
CONNECT RX TEST CABLE TO
ANTENNA PORT ON COLLOCATED
COMPANION FRAME.
Figure 3-38: IS–95A/B and CDMA2000 1X ATP Test Set–up With DRFs –
Advantest R3267/3562 Test Equipment
3