Ross ADC-8733AC, User Manual, Page: 26 / 60

3–2 • User Controls ADC-8733A User Manual (Iss. 02B)
Card Overview
This section provides a general overview of the ADC-8733A components and how to set up the
jumpers on the card. This setup is performed before installing the card in the frame, but may be
repeated as required. For information on the LEDs available on the card-edge, refer to the section
““
Control and Monitoring Features ” on page 3-3.
Figure 3.1 ADC-8733A — Components (AAM-8581 not shown)
1. Function Select Switch (SW1)
SW1 is a 16-position rotary switch used to select functions such as Proc Amp controls and timing
adjustments. The SW1 switch works in conjunction with the SW2 toggle switch. You select the
function with SW1 , and then use SW2 to select modes or configuration settings within that
function. Refer to the section “ Heads-up Display Menus ” on page 4-10 for details.
2. Mode Select Switch (SW2)
SW2 is a 3-position momentary toggle switch with an automatic spring-return to the center
position. Use SW2 to enable, disable, and select specific ADC-8733A functional modes or
configurations within the function menu (selected first using SW1 ).
3. Bootload Button (SW3)
SW3 is used for factory service in the unlikely event of a complete card failure. The Bootload
process is further described in the section “ Bootload Button ” on page 6-2.
4. EXT TERM Jumper (JP6)
Use JP7 to terminate the signal on the Reference In. This can be BNC 8 or BNC 10 depending on
the rear module used. Select from the following:
• ON — Select this option to terminate the signal.
• OFF — Select this option to leave the signal un-terminated.
5. BNC 10 Jumper (JP2)
Use JP2 to configure BNC 10. Select from the following:
• REF — Select this option when using an input external reference on BNC 10.
• PULSE — Select this option to output the Tracking Pulse on BNC 10.
1) Function Select Switch ( SW1 ) 3) Bootload Button ( SW3 ) 5) BNC 10 Jumper ( JP2 )
2) Mode Select Switch ( SW2 ) 4) EXT TERM Jumper ( JP6 )
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