Motorola V200 Service Manual page 62

Troubleshooting
58
Receiver Sensitivity in the Presence of Noise (FER in AWGN)
The test channels are given below.
Table 20. Receiver Sensitivity in the Presence of Noise Test Values
Parameter
Test voltage at battery terminals
Test voltage at accessory connector
FER_LIMIT
RX_TEST_LEVEL
AWGN_LEVEL
13KDATA_TRAF_LEVEL
Low test channel
Middle test channel
High test channel
• Phone should be powered on and in a 13K/RateSet1 CDMA Full Rate Data
Call.
• Depending on which Data Rate, set the Traffic Level accordingly to either
13KDATA_TRAF_LEVEL.
• See Figure 24, Screen 1.
• Set the total Forward CDMA Channel power to RX_TEST_LEVEL.
• Set the AWGN generator power to AWGN_LEVEL.
• See Figure 24, Screen 2.
• Measure FER over a maximum of 10000 frames to a confidence level of 95%.
• Measured FER must be within the limits defined above in table 20.
October 04, 2001
CDMA V200
CDMA PCS
3.60V 3.60V
4.40V 4.40V
0.5% FER 0.5% FER
-55 dBm -55 dBm
-54 dBM -54 dBm
-12.4 dB -12.3 dB
1013 25
350 650
735 1175
6881039B10