JRC JLR-7500 Instruction Manual page 120

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(3) DGPS
7.
Press
"DGPS".
8.
Press
ON → OFF: An alarm will sound when DGPS positioning switches to GPS positioning.
OFF → ON: An alarm will sound when GPS positioning switches to DGPS positioning.
ON ↔ OFF An alarm will sound when DGPS positioning switches to GPS positioning, or
when GPS positioning switches to DGPS positioning.
(4) HDOP
9.
Press
"HDOP".
10. Press
11. Enter the HDOP value with the numeric keypad, and press
An alarm sounds when the GPS positioning HDOP value exceeds the set value.
(5) TEMP
12. Press
"TEMP".
13. Press
14. Enter the water temperature with the numeric keypad, and press
OVER: An alarm will sound when the water temperature exceeds the set value.
UNDER: An alarm will sound when the water temperature falls below the set value.
IN RANGE: An alarm will sound when the water temperature is within the set range.
OUT RANGE: An alarm will sound when the water temperature is outside the set range.
Water temperature data must be obtained from externally connected equipment for the water
temperature alarm to be used.
(6) DEPTH
15. Press
"DEPTH".
16. Press
17. Enter the water depth with the numeric keypad, and press
OVER: An alarm will sound when the water depth exceeds the set value.
UNDER: An alarm will sound when the water depth falls below the set value.
IN RANGE: An alarm will sound when the water depth is within the set range.
OUT RANGE: An alarm will sound when the water depth is outside the set range.
Water depth data must be obtained from externally connected equipment for the water depth
alarm to be used.
(7) TRIP
18. Press
"TRIP".
19. Press
20. Use the numeric keypad to enter the trip distance, and press
An alarm will sound if the set trip distance value is exceeded. The trip distance is calculated
using the total distance over ground from Navigation Assistance 1 screen.
4-76
to select "OFF" or the alarm trigger state, and press
to select "OFF" or "SET", and press
to select "OFF" or "RANGE", and press
to select "OFF" or "RANGE", and press
to select "OFF" or "SET", and press
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