User's Manual

Test Equipment Set-up68P09255A69-3
Aug 2002
1X SC4812ET Lite BTS Optimization/ATP Software Release 2.16.1.x
PRELIMINARY
3-59
Set-up for ATP
Figure 3-16 and Figure 3-17 show the test set connections for ATP tests.
Figure 3-16: IS-95A/B ATP Test Set-up, TRDC Shown - CyberTest, Advantest R3465, and Agilent 8935
Motorola CyberTest
TEST SETS Optimization/ATP SET UP
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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 50Ω
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 50Ω
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-13)
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 TEST
CABLE
GPIB
RF IN/OUT
OR
INPUT 50 Ω
RF GEN OUT,
RF OUT 50Ω,
OR RF IN/OUT
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
COMMUNICATIONS
SYSTEM ANALYZER
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
CDMA
TIMEBASE
IN
EVEN
SECOND/
SYNC IN
NOTE: IF BTS IS EQUIPPED
WITH DRDCS (DUPLEXED RX/TX
SIGNALS), BOTH THE TX AND RX
TEST CABLES CONNECT TO THE
DRDC ANTENNA CONNECTOR.
(SEE FIGURE 3-18.)
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.
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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
3