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2. USING YOUR CHARTNAV 343
2.1 The Chart Cards
The Chartnav 343 uses the small C-MAP CF95 chart cards.
Each card contains many charts of the area it covers but you
need to ensure that your cards give you suitable coverage at a
suitable scale for your journey.
You can put your chart cards in to either slot in any order.
2.2 Powering up
Press and release the
POWER
key to turn the Chartnav 343
on. Pressing and holding the
POWER
key turns the unit off
so be careful not to hold the key in. The unit will power up
and carry out a self-test routine. As the unit runs through this
test, which will take about 15 seconds, you will see the test
results;
System Unit Test
The V*.** is the test software version fitted to your unit.
KERNAL 8000
These identify the operating system as Chartnav 343
SYSTEM WORD
0005 85A1 - A C-Map Reference Number.
EPROM TEST
When the unit completes the Eprom Test it will display
PASSED. If the unit finds a fault with the Eprom NOT PASSED
will be shown. A Cetrek Distributor should be consulted.
RAM TEST
Having checked the hardware the unit completes the RAM
Test by displaying PASSED. Should a serious hardware error
be found the unit will display NOT PASSED and a Cetrek
Distributor should be consulted.
DATA
This checks that the cards are functioning correctly and
displays the identification code of the cards. NOT PRESENT
OR FAULTY will be displayed if there are no cards or if the
card is not in the slot properly. FAULTY will be shown if a
reading error has been found, this is normally due to a
damaged card. Should the card contacts become dirty they
are easily cleaned using an ordinary pencil eraser.
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