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8. MAINTENANCE & TROUBLESHOOTING
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6. After the equipment has displayed the test
results, a beep sounds and the message
PUSH KEY appears at the top right-hand
corner.
7. Press each key one by one. The name of
the key pressed momentarily appears at
the top right-hand corner if the key is
functioning properly.
Note: If no key is pressed within approx.
five seconds, the equipment automatically
proceeds to step 8.
8. The equipment displays the following
message to inform you that it is now going
to check the LCD:
<LCD CHECK>
ALL ON 2 SEC.
ALL OFF 3 SEC.
LCD check
9. The LCD is checked, and then the test is
repeated. To stop the test, turn off the
power.
8.7 Clearing Data
You may clear GPS data, menu settings and
all backup data to start afresh.
1. Press the [MENU] key once or twice to
open the menu.
2. Choose ERASE and then press the [ENT]
key.
3. Choose GPS DATA, MENU SETTINGS,
or ALL BACKUP DATA as appropriate
and then press the [ENT] key. One of the
following messages appears.
ARE YOU SURE?
YES NO
ERASE GPS DATA?
ARE YOU SURE?
YES NO
MENU SETTINGS
TO DEFAULT?
GPS DATA
MENU SETTINGS
ARE YOU SURE?
YES NO
ERASE ALL BACKUP
DATA? (DEFAULT)
BACKUP DATA
Prompt for erasure of GPS data, menu
settings, backup data
4. Press ◄ to choose YES and then press
the [ENT] key. The following display
appears.
RESTART FOR
ERASING DATA.
PUSH ANY KEY.
Prompt for restarting
5. Hit any key to erase item selected. A
beep sounds while the selected item is
being erased.
Note 1: If you were using the simulation
mode when data is cleared, the message
“Start Simulation – Are You Sure? appears.
Choose YES and press the [ENT] key to start
the simulation mode, or press the [ENT] key
to start normal operation