Meinberg M900, Operating Instructions Manual, Page: 31 / 170

The menus in Detail
Root Menu
The root menu is shown when the receiver has completed initialization after power-
up. With the four arrow buttons and the buttons „OK“, „ESC“, „F1“ and „F2“ the
navigation and setting of parameters can be managed. Main menu can be reached by
pressing „ESC“ some times. The main menu reflect some of the main parameters of
the time server. First line displays the status of the Reference Clocks of GPS and
PZF.
GPS:SYN PZF:SYN
NTP:SYN SHS:0ms
Thu, 01.01.2008
UTC 12:00:00
OK
ESC
F1
F2
Current time and date of the timeserver with the name of the time zone (NTP uses
UTC time zone) will be monitored in the bottom line. If the "IGNORE LOCK" option
is enabled an "*" will be shown behind the time.
LANTIME M900
Ref Time Network Alarm
Time Server
The multicolor LEDs will reflect the current state of the device:
„Ref. Time“
green: the reference clock (e.g. integrated GPS or PZF) produce valid time.
red: the reference clock produce no valid time (e.g. not synchronized)
„Time Service“
green: NTP has been synchronized to reference clock.
red: NTP is not synchronous to reference clock or sync to „local clock“
„Network“
green: all watched network ports has been “link up“ detected
red: at least one of the watched network ports (look at „Setup Device
Parameter / Check Network Linkup“) is not connected
„Alarm“
off: no error at moment
ret: general error – more information will be shown on display.
31