The contents of that page will be descibed in the next section. If a telescope name is flashing, its Control Room audible alarm is set. This indicates that either the motors have gone off, or the modem has failed for more than 30 seconds. The inidication can only be cleared from a Control Room terminal. To prolong the life of the terminal, the display will clear if there is no keyboard input for 30 minutes.
Help is available from the terminal itself.
If the terminal is one of those in the Control Room, it can be used to perform a variety of functions such as turning the contactor and motors on and off, clearing errors, allowing remote computer control, backing out of limits, activating TV pictures, etc. If the terminal is sited elsewhere, it will only be enabled for a limited set of functions, and only if so enabled from a Control Room terminal. The receiver control page is selected using the FIND key and setting LOs and attenuators is done using the DO key. It is only available from a Control Room terminal. To select an action use and of the cursor keys to highlight a field, then use the return key to cycle through the options for that field.