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2-4
1
POSITION
2
AUTO ACK
3
TEST
CANCEL
4
PRINT
5
CONTRAST
6
VOLUME
7
FILE
8
RCVD
9
XMTD
SELECT
0
ENT
Key
Function/Purpose
0 9
Enter numeric data.
Cancels wrong data and restores previous menu.
Adjusts illumination of LED and keys in four levels.
Registers key input. (Blinking item is registered when key is pressed.)
Shifts the cursor rightward.
Ship’s position and time are shown while pressed and held down.
Conducts self-tests.
Printing. (This is also available for automatic setting of the printer.)
Adjusts contrast of LCD in eight levels.
Retrieves files.
Displays contents of received messages (Storage capacity: 100 files, 50 each
of distress and other). (Refer to page 4-21.)
Displays contents of transmitted messages (Storage capacity: 50 files).
(Refer to page 4-19.)
Turns automatic transmission of acknowledge call (AUTO ACK) on/off. (Refer
to page 2-8.) Note that distress alert cannot be automatically acknowledged
by “auto acknowledge”.
1. Display “Set up menu” (Main menu).
2. Changes settings of items appearing with blinking question mark.
1. Shifts the cursor leftward.
2. Restores previous display when pressed at displays with a blinking
question mark.
CANCEL
SELECT
ENT
1
POSITION
2
AUTO ACK
3
TEST
4
PRINT
5
CONTRAST
7
FILE
8
RCVD
9
XMTD
6
VOLUME
Not used.
Figure 2-2 Keyboard