Set up the frequency and reference level parameters by using the following procedure:
1. Press the Frequency/Level main menu key. Configure the following parameters as needed: Channel Map, Frequency, Auto Reference Level, Reference Level, and Pre Amp.
2. Press the Channel Map submenu key. The Select Channel Map list is displayed. Select UHF, UHF (Brazil), or None and then press Enter.
a. If you have selected UHF or UHF (Brazil), then press the Channel submenu key, scroll to the desired channel, and press Enter. The selected channel number is displayed on the face of the Channel submenu key.
b. If you have selected None, then enter the center frequency manually.
c. Press the Frequency submenu key to open the Frequency Editor dialog. The Units menu is also displayed.
The Units menu displays four unit submenu keys: GHz, MHz, kHz, and Hz. If any of these units are not appropriate, then pressing the key displays “Out of range” at the bottom of the Frequency Editor window. Set the frequency by using the Up/Down arrow keys, the rotary knob, or the number keys. When the desired range is displayed, press the appropriate unit submenu key, the rotary knob, or the Enter key. Pressing Enter is the same as pressing the MHz submenu key.
3. Press the Auto Reference Level submenu key to allow the instrument to set an optimum reference level, or press the Reference Level submenu key to open the Reference Level Editor dialog box. To manually set the dBm reference level, use the Up/Down arrow keys, the rotary knob, or the number keys, then press the rotary knob or the Enter key. After entering a value by using the number keys, press the +/– key to create a negative value.
4. Press the Pre Amp submenu key to toggle this function On or Off. The current setting is displayed on the submenu key.