2-8. TEST CONSOLE TEST BENCH 2A2 CONTROLS AND INDICATORS (cont)
ANALOG TO DIGITAL CONVERTER ASSEMBLY 2A2A13 (cont)
Control or Indicator
Sends data entered in SWITCH REGISTER to digital device
whose address is loaded into ADDRESS register. DIGITAL
switches must be pressed before pressing OUT switch.
Displays data from a digital input device or system A/D
Three indicators show source of data.
ANALOG - indicates source of data is the system A/D
DYNAMIC - indicates that system is operating in local
dynamic mode of addressing.
DIGITAL - indicates source of data is the digital
device whose address is shown on ADDRESS display.
Displays 12-bit address as four octal digits.
Displays 4-bit range code when system is in analog mode.
Sets the system in local control.
Transfers system control between computer (remote mode)
and front panel (local mode).
Indicator lights to show mode selected.
Turns ac power on and off.