Samsung SCH-A302 Service Manual page 18

SCH-A302 Tune-up Rrocedure & Test Procedure list
3. CDMA Test Procedure
(1) PREPARATION
(2) FREQUENCY ACCURACY
Set to HP8924c auto test mode.
Then run auto test.
See the auto test result.
(3) OCCUPIED CDMA BANDWIDTH
Before call condition.
HP8924c call control screen.
1
1. RF channel : equal to CDMA terminal.
2. Protocol : IS-95a
3. RF CH STD : MS AMPS
4. Traffic data mode : SVC OPT 2
5. Data rate : full rate
6. Power : avg power
7. Sector a power : -75 dBm
Range screen setting
2
8. Piolot : -7 dBm
9. Traffic : -7.4 dBm
10.Pwr cotl : always up
Config screen(shift + test)
3
1. RF level offset : on
2. RF in/out : -1.4 dBm
Etc
4
1. Test cable loss : -1.4 dBm
2. Splitter loss : input measured loss
A method of measurement
Call control screen
1
1. HP8924C channel equal to CDMA terminal.
2. Send call
Power : Always up.
Sector A power : -104 dBm
3. Spectrum analyser
Mode : cdma analyser - Freq - occupy bandwidth - occupied
4. Read Max power
(4) LIMITATIONS ON EMISSIONS
Before call control
HP8924C call control screen
1
1. RF channel : Equal to CDMA terminal
2. Protocol : IS-95a
3. RF CH STD : MS AMPS
4. Traffic data mode : SVC OPT 2
5. Data Rate : FULL Rate
6. Power : CH power
7. Sector A power : -60 dBm
8. PWR COTL : CLOSED LOOP
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