
Description and Basic Operation of the SDA-5500 and 5510: User Interface Elements
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• SPECT: Provides a Spectrum Analyzer display, and CSO/CTB
measurements.
Support Mode Selection Keys
Support modes are accessed using the support mode selection keys. There
is a key for each of the four support functions. These keys are located to the
right of the display and to the left of the diamond keys.
• Nav: Press this key to access the Navigator interface.
• Test: This key provides access to the main AUTOTEST menu.
• PathTrak: This key enables PathTrak functions (on units with the
PathTrak option).
• Print: Allows the user to print the current measurement screen.
Diamond Keys
The four diamond keys are used for various purposes, including scrolling
through menu options and incrementing input options in the Edit Box. Their
specific functions are described in the individual sections for each operating
mode. These keys are located to the right of the support mode selection
keys.
Alphanumeric Entry Keys
The alphanumeric keys are used to enter data as needed during the
operation of the unit (see Fig. 13-3). There are three indicators associated
with keypad entry. These indicators appear in the title bar to the left of the
time. The three are as follows:
•
A
B
C
- alpha entry mode
•
1
2
3
- numeric entry mode
• - multiple choice mode
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