604 Chapter 17
W-CDMA Downlink Digital Modulation for Receiver Test
Configuring for Out-of-Synchronization Testing
Figure 17-21 12.2 kbps RMC Selected
If desired, you can adjust the TFCI bits, control the TPC pattern, and set the secondary scrambling code.
4. Press the
Mode Setup hardkey to return to the first-level W-CDMA softkey menu.
Selecting the Input DTX Gating Signal Trigger Polarity
1. Press More (1 of 2) > Rear Panel Input Setup > Trigger Polarity Setup.
Notice that there are three different trigger polarity softkeys, two for the compressed mode feature and
one for the DPCH DTX gate signal (out-of-synchronization feature). This is shown in Figure 17-22.
Figure 17-22 Trigger Gating Signal Trigger Polarity Selection
12.2 kbps RMC Selection Showing
Compressed Mode Trigger
Polarity Selection
Out-of-Sync Mode Trigger
Polarity Selection
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