Citizen TSV-400GP, Instruction Manual

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Operating Specifications
○ When power is on
Operation Reception monitor
Checking cable wiring after power is turned on Lights orange
Confirmed cable connections are normal
(In some cases it may immediately flash green
when reception starts)
Lights green
Cable misconnection (approx. 30 seconds after
turning power on)
Lights red
Starts receiving GPS satellite transmission
Flashes green once per second
(one second lit, one second off)
Syncing with GPS satellite (during reception)
Flashes green once per second
(0.5 seconds lit, 0.5 seconds off)
Signal has been received
(Depending on the reception environment, it may
take 5 to 25 minutes after switching the power on
for the lamp to flash every 2 seconds.)
Flashes green every 2 seconds
(flashes on a 2-second cycle)
○ Normal times
Operation Reception monitor
Reception complete (during sync with GPS satellite) Flashes green every 2 seconds
(flashes on a 2-second cycle)
○ Semiconductor relay output signal
The semiconductor relay output signal turns the
output circuit on for 2 seconds every hour on the
hour.
Output stops if there is no reception for more than 24 hours.
○ Network interface
Time can be synchronized via NTP/SNTP when signals are being received successfully.
The operating status of the time server can be checked using a web browser on a
computer connected to the network. Reception
monitor