Koden CVS-FX2, Installation Manual, Page: 73 / 78

CVS-FX2/FX2BB Chapter 3 Maintenance
0092602002-12
3-3
Caution: The LED on panel will turn
from green to red if the gain
knob is rotated to right or left, or
one of CM1 ~ CM6 is pressed
and one more pressing will turn
the color to green. In addition,
the internal buzzer will sound
when the gain knob is rotated.
3.4.2 Diagnostics
As self diagnostics, panel test and LCD test
can be performed.
As panel test, the present status of the
system will be displayed at the upper side of
the display screen in addition to confirmation
of key inputs.
As LCD test, display will be switched over in
the order of grid, white, black, red, green
and blue each time the corresponding key is
pressed.
1. Press .
2. Select [Maintain]
– [System Check].
3. Press [ ] of .
The setup box of [System Check] will be
displayed.
4. When panel test or confirmation of system
status is performed, select [Panel Test]
with [▲] and [▼] keys. For checking of
LCD, select [LCD Test].
5. Press [ ].
When [Panel Test] is selected, the panel
test screen will be displayed.
The system status will be displayed as
shown in the above figure.
For CVS-FX2BB, [CVS-FX2 BB Type] will be
displayed at under [Memory].
When a key is pressed, the key will be
identified and the key on the corresponding
screen will change in color. The same key is
pressed subsequently, the System Test
screen will end and the setup box of [System
Check] will be displayed.
(1) [RAM] displays the result of RAM check.
OK if normal, and NG if abnormal, will be
displayed.
(2) [ROM] displays the result of ROM check.
OK if normal, and NG if abnormal, will be
displayed.
(3) [NMEA1] confirms J8 port. As the
confirmation will be performed when the
panel test screen is displayed, mount the
jig before the display of the screen.
“– –” for not yet done, OK for normal case
and NG for abnormal case will be
displayed.
(4) [NMEA2] confirms J3 port. As the
confirmation will be performed when the
panel test screen is displayed, mount the
jig before the display of the screen.
“– –” for not yet done, OK for normal case
and NG for abnormal case will be
displayed.
(5) [Memory] displays the conditions of
internal memory.
Ok for normal case and NG for abnormal
case will be displayed. The used ratio of
memory is also displayed.
(6) [VOLT1] displays the voltage value of +
12 V line.
When the voltage falls in abnormal range,
Caution: For confirmation of
[NMEA1] and [NMEA2] ports,
the dedicated jig is necessary.