Cdma Transmitter Tests - Motorola V120e Service Manual

Test Procedures

CDMA Transmitter Tests

CDMA CELLULAR MOBILE TRANSMITTER TEST
Traffic Rh o
0.980
Freq E rror Hz
-97.1
Meas Cntl
Sing le / Con t
Arm
Dis arm
Simultaneous and transmitter tests is another
feature of the HP 8924C. Simultaneous measure-
ments results in much reduced test time. To
make simultaneous receiver sensitivity and
transmitter measurements:
1.Go to the TX test screen. (Press TX Test under
the CDMA screens area.)
2.Make sure that the Meas Cntl is in Continuous
mode. The HP 8924C will now make TX
measurements.
3.Now select several measurement field and
change the measurement types. Note: TM Rho
(Test Mode Rho) only works with phones that
have Test Mode functionality.
Now switch back to the RX Test screen. Notice
that the FER test continued to run while you
were making TX measurements.
Motorola Confdential Proprietary
Phs Error
6.6
Av g Pow er
23.28
Traffic
Data M o de
Sctr A Pwr
Svc Op t 2 -1 00 .0
dBm / BW
D ata Rate
Full RF Pow er
-10 0.0 0
d Bm/BW
Power M eas
Zero
45
To make Concurrent RX and
TX Measurements:
deg
•Restart FER with Confidence Limits
Off
dBm
•Go to the TX Test Screen
•Switch to Continuous Measurements
To Screen
Read Average Power
CD M A
CAL L CNT L
A nalog
•Check Max Power
RX TE ST
•Check Open Loop Power Control
Config
PRNT CNFG
Read Rho Measurements
•Waveform Quality
•Frequency Error
•Amplitude & Phase Error
CDMA T120e