Chapter 8: Maintenance and Problem Solving
91
Note: If you plan to reset your system, you may wish to copy any stored
data to a Memory C-Card first, since all stored data in the RayChart is
cleared by the memory reset.
➤
To use the Unit Test options:
1. Power off the RayChart
2. Press and hold a soft key, then press POWER to power on the
RayChart.
The menu has the following options:
FULL TEST
Tests all the other items in the menu.
VIDEO
Displays the grey scales in bands.
RAM
Checks the RAM (memory), and provides a Clear
option (see below).
DIM MENU
Allows you to adjust the brightness and contrast.
KEYBOARD
Displays a diagram of the RayChart, and confirms
each key’s correct operation by updating the key
display on the diagram.
CARTRIDGES
Reports the current charts found, and provides a
cartridge connector test.
CONNECTORS Reports the current connections found (Printer,
SeaTalk, NMEA and GPS), and provides tests.
SERIAL PORTS Provides port selection, setup and test options.
3. Use the trackpad to highlight the required option, and press
ENTER.
4. To return to the menu, press MENU.
5. To return to normal operation, press and hold the POWER key for 3
seconds to turn off the RayChart, then press POWER to turn it on
again.
➤
To clear the memory:
1. Highlight the RAM option and press ENTER.
2. Press CLEAR to clear the memory, and ENTER to confirm. This
clears all stored data, and resets the system defaults to their factory
settings. The message “RAM cleared” is displayed.
3. Press MENU to return to the Unit Test menu.
Summary of Contents for RayChart 620
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