Time And Date; System Calibration - Acoustic Research Ngara User Manual

3. Toggle setting using SELECT
4. Confirm selection by pressing ENTER
Configuring to use the WR11 modem will allow Ngara to interrogate the modem to determine if valid internet access
is provided.
Direct LAN setting should be used when the Ethernet interface is always on, and no modem is in use.
Configuring Ngara to use a WR11 Modem, and it is instead connected in Direct LAN mode will cause

Ngara to constantly fail trying to reach the internet and all external communications WILL fail.

4.4.4 Time and Date

Allows the date and time stored in Ngara to be updated.
To set current date and time, the following steps must be carried out -
1. Activate menu item by pressing ENTER
2. Ngara will display a snapshot of the date and time when the ENTER button was pressed
3. The Date must be entered first, followed by the time. Time is entered as a 24hr value.
4. Each allowable number must be entered separately - selected number is shown by cursor
• Pressing SELECT will increase selected number by one.
• Pressing ENTER will confirm current number and move to next number
5. Once the final number (seconds) is reached, pressing ENTER will confirm entered date and time
It is possible to enter invalid date configurations (i.e. 31 day, 02 month) In this instance an error message

will appear stating Invalid Parameter
This menu item is not accessible when in recording mode.


4.4.5 System Calibration

Allows Ngara to calibrate to a known source.
This menu item will alter all internal calibration factors, to simply record a reference level, refer to Section

4.5.3.
To calibrate, the following steps must be carried out -
1. Apply reference tone
2. Activate calibration mode by pressing ENTER
3. Ngara will wait until the expected level is entered using SELECT and ENTER
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Ngara
User Manual
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