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2. OPERATION
2-6
2.5 Alarm Setup
The SC-50 can alert you with audible and visual alarms when GPS signal,
DPGS signal and WAAS signal are lost. To set the DGPS alarm, do the
following:
1. Press the [MENU] key to show the menu.
2. Choose ALARMS and then press the [ENT] key.
ALARMS
BUZZER : CONSTANT
DGPS
: OFF
Alarm menu
3. BUZZER is selected; press the [ENT] key.
SHORT
LONG
CONSTANT
Buzzer options
4. Use ▲ or ▼ to choose buzzer type desired and then press the [ENT] key.
SHORT: Two short beeps
LONG: Three long beeps
CONSTANT: Continuous beep (default setting)
Note: IEC 62288 regulations require that the buzzer sound until a violated
alarm is acknowledged. Thus this setting will not take effect immediately if
there is an unacknowledged alarm.
5. Press the [ENT] key.
6. DPGS is selected; press the [ENT] key.
ON
OFF
DGPS alarm options
7. Use ▲ or ▼ to choose OFF or ON as appropriate.
8. Press the [ENT] key.
9. Press the [DISP] key to close the menu.