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Valcom, Inc.
5614 Hollins Road
Roanoke, VA 24019
USA
P. 540-563-2000
F. 540-362-9800
www.valcom.com
Error Lights on LED Display
The display on the master clock features a circular LED above and to the left of each digit. These LEDs will
activate in the event of an error, or to indicate other information. The LEDs have the following meanings:
PM Light. Activates between 12-Noon and
12-Midnight when in 12-hour display mode.
Ethernet cable is disconnected. Activates only if
NTP is selected as an input.
GPS time data is not being received. Activates only
if GPS is the primary input.
DHCP connection failed. Activates only if the
master clock has been set to receive an IP
address from a DHCP server.
The master clock is unable to
communicate with the NTP server
(unable to receive accurate time).
Activates only if NTP data is the
primary input.
Not used.
Repeatedly switches on and off if active
Turns on and remains lit if active
