68 GE INFORMATION G500 SUBSTATION GATEWAY INSTRUCTION MANUAL
CHAPTER 5: INDICATORS
IRIG-B input
IRIG-B output
The IRIG-B output option is not available in the G500 v1.00 release.
STATUS INDICATIOR
A valid IRIG-B signal is present at input Green
No IRIG-B signal is present at input Off
A valid IRIG-B signal is present at input, but
the flag indicating “out of synch” is set or the
G500 is configured as B002 with valid signal
present.
Orange
IRIG-B input watchdog signal Red
STATUS INDICATIOR
IRIG-B output is present and the internal
clock is synch’ed from an external source
Green