3. MAINTENANCE & TROUBLESHOOTING
34
2. Press
S
or
T
to select Tests to show the
Tests menu.
3. Press the [ENTER] key.
4. Press
S
or
T
to select Test and then
press the [ENTER] key. The self test re-
sults appear together with the key test
screen, as shown above.
5. To escape at any time, press the [MENU/
ESC] key three times.
Self test description
ROM, SDRAM and NMEA checks:
Result is
shown as OK or NG (No Good). For any NG,
try the test again. If the result is still NG, con-
tact your dealer for advice. NMEA check
shows no result. This check is for factory use
only.
Control test:
Check controls for proper oper-
ation.
•
Keys:
Push each key. The key's on-screen
location turns red or white alternately and a
beep sounds with each push.
•
[FUNCTION], [GAIN] and [RANGE] con-
trols:
Rotate the control while observing its
on-screen location. Clockwise rotation in-
creases the value; counterclockwise rota-
tion decreases it. Next, push the control. Its
on-screen location turns red or white alter-
nately and a beep sounds with each push.
•
[MODE] control:
Rotate the control. The
name of mode selected appears above the
control's on-screen location. The location
turns red or white alternately and a beep
sounds with each push.
XX
ROM check
SDRAM check
Color bar
NMEA check
XX=Program no.
xx=Program version no.
Water temperature*
Speed*
Voltage*
Control
test
89321
7587
5
SDRAM
* Updated every second.
For factory use
0252365-XX.xx
0252366-XX.xx
Program No.
