3.0 Front Panel
Page 5
AC Power LED
The LED will turn on when AC power is applied to the instrument.
DC Power LED
If the instrument was acquired with the DC operation option the DC power LED will light up
when DC power is applied to the unit.
EXT PPS1 LED
The LED will flash on the rising edge of the 1 PPS external synchronization signal from the
first module.
EXT PPS2 LED
The LED will flash on the rising edge of the 1 PPS external synchronization signal from the
second module.
PPS1 LED
The LED will flash on the rising edge of the 1 PPS output signal from the firts PPS
generator module.
PPS2 LED
The LED will flash on the rising edge of the 1 PPS output signal from the second PPS
generator module.
