MT8820 Manually Operation Manual for WCDMA

MT8820 Manually Operation Manual for WCDMA TS34.121 Note: Example only for Uplink Channel 9887, you can change channel if you want to test other channel.

1.Activating the Software

2. Initialization

1. Preset MT8820

2.Calibration MT8820

Band Calibration>>Full Calibration

3.Setting Integrity protection to ON and setting the authentication

key

4. Setting the Channel

5. Setting input level and cable loss

3. Connection in Test Loop Mode

1. Insert SIM card

2. Connect UE and MT8820 by RF cable

3. Turn on the power of UE

4. Wait for the UE registration to (Idle (Regist) )

5. Press on the front panel

4. Fundamental Measurement

1. Tx and Rx test item as below :

Maximin Output power、Frequency Error、Occupied Bandwidth、Spectrum Emission Mask、Adjacent Channel Leakage Power、Error Vector Magnitude (EVM)、Reference Sensitivity Level. They can test together.

a.Setting Output level to -106.7dBm

b.Setting Power Control bit pattern to ALL1

c. Setting the test items except Code Domain Power and BLER to ON, and Average Count to 10 times.

d. Perform measurement

e.Read the results of measurement

2. Minimum Output Power

a. Setting Input Level to –20.0dBm.

b. Set ting Output Level to –93.0dBm.

c. Setting “ Power Control bit pattern” to “ALL O”

d. Press “Single” button

e. Read Result

3. Inner Loop Power Control

a. Display the Time Domain Measurement

b. Setting Measurement Object to Inner Loop Power Control (AUTO)

d. Press “Single” button

e. Read Result