Section 4. PLGR Tasks
PLGR TASK 1: Obtain Date and GPS Zulu The From PLGR*
TFOM reading of 8 or less indicates accurate GPS time.
TFOM 9 means PLGR is not tracking satellites and time is
not of GPS accuracy. It may take as long as 15 minutes for
the PLGR to acquire satellites when device is first turned
on. Battery powered PLGR will automatically go to standby
as soon as satellite tracking is accomplished.