Onwa Marine Electronics KR-12X8 - Manual (Page 62)

6.3 Exchange of Fuse for 24/32V Power Supply
The power cable comes with a 10A fuse in the fuse holder. This fuse is for use
with a 12V DC power supply. For 24V/32V DC power supply, replace the fuse
with the 5A fuse (supplied) to fuse holder.
Tick box (Table 6-1)
6.4 Checking the Installation
After completing the installation, it is a good idea to recheck it to be sure all
steps were correctly done. Use the table 6-1 to check the installation.
The signal cable is securely retained against the mast or mounting platform
and is free of interference from running rigging
The cable gland or entry on the deck, if provided, is waterproofed
The power connections to the battery are of correct polarity
The plugs at the rear of the display unit are tightly fastened
The fuse in the power cable is 10A (12V) or 5A (24V/32V DC)
6.5 Adjustments
This section covers adjustment of the radar after installation.
You will need to
adjust tune/video amplifier level input
enter antenna height
adjust tuning level
adjust sweep timing
adjust main bang suppression
setting a blanking area
These adjustment are done through the radar install menus.
Preparation
1. Turn off the radar. While pressing and holding down the [GAIN] control
press the [POWER] key.
2. Release [GAIN] control knob when you see "ONWA" logo and wait for finish
standby (finish count down).
3. Press the [MENU] key, and select "FUNCTION MENU" by using the
omnipad, and pressing [ACQ/ENTER] key.
4. Select "Installation setup".
Press the [ACQ/ENTER] key to open the installation setup menu.
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