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1. OPERATION
10
1.7.2 Automatic Operation
The gain and clutter (low level noise) adjustments can be done automatically.
How to turn automatic operation on or off
1. Press the MENU/ESC key to open the Main menu.
2. Select [Sounder] using S or T, then press the ENT key.
3. Select the appropriate transceiver ([FE-8020 No.1] or
[FE-8020 No.2]) using S or T, then press the ENT key.
4. Select [AUTO GAIN] using S or T, then press the ENT key.
This will open a pop-up window.
5. Select [ON] or [OFF] as appropriate, using S or T, then
press the ENT key to apply the setting.
6. Press the MENU/ESC key three times to close the menu.
1.7.3 How to offset the auto gain
1. Press the MENU/ESC key to open the Main menu.
2. Select [Sounder] using S or T, then press the ENT key.
3. Select the transceiver ([FE-8020 No.1] or [FE-8020 No.2]) as
appropriate using S or T, then press the ENT key.
4. Select [AUTO GAIN ADJ], then press the ENT key.This will
open a pop-up window.
5. If using a single transducer configuration, skip to step 7. For
dual transducer configuration go to the next step.
6. Select [AFT] using W or X. The available range is [-10] to
[+10].
7. Select the desired setting using S or T, then press the ENT key to select [FORE].
8. Adjust the setting for [FORE] using S or T, then press the ENT key to apply the settings and
close the pop-up window. The available range is [-10] to [+10].
9. Press the MENU/ESC key three times to close the menu.
The FORE/AFT bar is absent in
single transducer configurations.