JRC JMA-5312-6 Instruction Manual page 139

[Ⅵ] HDOP level setting (DOP Level)
Procedures 1. Press the [RADAR MENU] key twice, and then perform the following
menu open procedure to open the DOP Level menu.
2. Enter the HDOP level in the numeric value input menu.
When the HDOP level is decrease, the accuracy is increased. But it is hard to
measure the position.
3. Press the [9] key to send the setting value to GPS receiver.
[Ⅶ] Position average time setting (Position Average)
Procedures 1. Press the [RADAR MENU] key twice, and then perform the following
menu open procedure to open the Position Average menu.
2. Set the position average time.
The following are provided according to the ROM version of GPS receiver.
ROM Version R26.00: Select the average time
Other ROM Version: Enter the average time
When the average time is short, the renewal speed is increased. But the stability
become worse.
3. Press the [9] key to send the setting value to GPS receiver.
4. NAV Equipment Setting
→ 4. GPS Setting
→ 1. GPS Process Setting
→ 6. DOP Level
4. NAV Equipment Setting
→ 4. GPS Setting
→ 1. GPS Process Setting
→ 7. Position Average
LONG (40 sec)
STANDARD (10 sec)
NONE (2 sec)
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3.4 General Radar Operation
3