Specifications
Status LEDs
The four tricolor LEDs provide the following status information:
Red
Sync
SyncServer is not
synchronized to a ref-
erence.
NTP Stratum 16.
Link failure on the
Network
LAN1.
>3200 NTP packets
NTP
per second.
Major Alarm.
Alarm
See the Troubleshooting (on page 115) topics to resolve problems with Red and Orange
LEDs.
Also see Stratum (on page 181).
Keypad/Display
The keypad/display displays the time, status information, and provides functions described
by Keypad/Display Interface (on page 73).
Keypad
Description:19-button firm silicone rubber keypad
Functionality:User input device
Arrow keys: Left, Right, Up, Down
Numeric keys: 0 through 9
Command keys:ENTER, CLR, TIME, STATUS, MENU
Display
Description:256 x 32 pixel vacuum fluorescent display (VFD)
Functionality:Displays time, status, and functions. User-configurable brightness levels.
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Orange
Green
SyncServer is syn-
SyncServer is syn-
chronized to a remote
chronized to an Input
NTP server.
Reference.
NTP Stratum 2-15.
NTP Stratum 1.
Link failure on the
All configured ports
LAN2, or LAN3.
operational.
> 2000 packets per
NTP activity within the
second.
last second.
Minor Alarm.
No Current/Enabled
Alarms.
Dark
Power off.
Power off.
No NTP activ-
ity in the last
second.
Power off.
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