User's Manual

Table Of Contents
Power Delta Calibration – continued
FEB 2005 1X SC 4812T Lite BTS Optimization/ATP H-7
PRELIMINARY
Advantest R3267 Power Delta
Calibration
The Advantest R3267 Spectrum Analyzer and R3562 Signal Generator
Test Equipment combination can be used for ISC of IS–2000 CDMA 1X
as well as IS–95A/B Operation Modes. The Power Delta Calibration is
performed on the R3267. After the Offset Value has been calculated, add
it to the TX Test Cable Insertion Loss Value.
Preliminary Advantest Test Equipment Set–up
To provide proper operation during Power Delta Calibration, ensure that
the R3267 is connected to the R3562 as shown in Figure F-19.
Power Delta Calibration
Perform the procedure in Table H-2 to perform the Advantest R3267
Power Delta Calibration Procedure.
Table H-2: Advantest R3267 Power Delta Calibration Procedure
n Step Action
NOTE
Warm-up Test Equipment for a minimum of 60 minutes prior to this procedure.
After it is warmed–up and stabilized, calibrate the Test Equipment as described in the “Test
Set Calibration” section of Chapter 3.
1 Ensure that the R3267 and R3562 are connected as shown in Figure F-19.
2 Press the SHIFT and the PRESET Keys located on the right side of the Control Panel.
3 Press the ADVANCE Key in the MEASUREMENT Area of the Control Panel.
4 On the CRT, select RX Control by pressing ACTIVE Key 1.
5 On the CRT, select Frequency Set–up by pressing ACTIVE Key 3.
6 On the CRT, highlight Frequency by adjusting the DISPLAY CONTROL Knob.
7 Press FREQ Key in the ENTRY Section of the Control Panel.
8 Set the frequency to the desired value using the Keypad ENTRY Section Keys.
9 Press the LEVEL Key in the ENTRY Section of the Control Panel.
10 Set the level to 0 dBm using the Keypad ENTRY Section Keys.
11 On the CRT, verify OFF is highlighted in Modulation.
If OFF is not highlighted, press the ACTIVE Key 5 to toggle it OFF.
12 On the CRT, verify OFF is highlighted in Output.
If OFF is not highlighted, press the ACTIVE Key 6 to toggle it OFF.
table continued on next page
H