1. OPERATION
1-27
10. Press X to select the setting for [ZONE], then press the ENT/
ACK key. A numerical input pop up window appears. The tran-
sition zone works as a buffer between your current region and
the regions immediately adjacent to your current region. When
any vessel enters the transition zone, messages sent from the
adjacent region channel A are received via your region’s chan-
nel B. This helps to locate vessels in adjacent regions.
11. Input the size of the transition zone for this region, then press the ENT/ACK key.
12. Press X to select [PWR], then press the ENT/ACK key to show the
channel power options.
13. Select [HIGH] or [LOW] power desired then press the ENT/ACK key.
14. Select the channel indication for [CH A], then press the ENT/ACK key. A
numerical input pop up window appears.
15. Input the channel number for [CH A] then press the ENT/ACK key.
16. Press X to select the transmit/receive settings, then
press the ENT/ACK key. An options pop up window ap-
pears.
17. Select the appropriate setting, then press the ENT/ACK
key.
[TXRX]: Transmit and receive.
[RX]: Receive only.
[OFF]: Disable the channel.
18. Press X to select [<SAVE>], then press the ENT/ACK key. A confirmation pop up
window appears.
Select [YES] to apply the new settings and return to the [REGION LIST], [NO] to
cancel the new settings and return to editing the region.
Note: If you enter invalid data, a pop up message stating the reason for the error
appears. The table on the following page lists the pop up messages for these er-
rors and the recommended action for each error.
Pop up error message Recommended action
INVALID CHANNEL Check the channel setting, re-input the settings.
INVALID REGION SIZE. Check the region size is less than 200 NM and more than
20 NM. Adjust your region size.
INVALID REGION. ADJUST SIZE OR
LOCATION.
Check your region size and location, there is at least one
other region overlapping. Resize or relocate your region.
INVALID OPERATION: REGION
CANNOT BE OVERWRITTEN.
Check the overlapping regions.
Adjust your region size or location.
PWR
HIGH
LOW
CH A
2087
TX/RX A & B
A : TXRX / B : TXRX
A : TXRX / B : RX
A : RX / B : TXRX
A : RX / B : RX
A : RX / B : OFF
A : OFF / B : RX
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