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22 • Start Up, Normal Mode
GX-2003 Operator’s Manual
• If the unit is due for calibration and CAL. EXPIRED ACTION
is set to CANNOT USE, then the following screen displays.
The GX-2003 cannot be used until a calibration has been
performed either by selecting AUTO CALIBRATION or
SINGLE CALIBRATION in the Setup Mode menu. See
“Calibrating Using Auto Calibration” on page 67 or
“Calibrating Using Single Calibration” on page 69 for
calibration instructions.
• If calibration is not due or CAL EXPIRED ACTION is set to NO
EFFECT, then the following screen appears for a few seconds
indicating when the next calibration is due.
7. The Date/Time/Battery Level Screen appears for a few seconds.
This screen displays the current date, time, and an indication of
how much battery charge remains. If the battery icon is fully filled
in black, then the batteries are at full charge.
8. If the GX-2003 experiences a sensor failure during start up, a
screen indicating which sensor failed displays. In the example
below, the H2S sensor has failed.
If you wish to continue, press and release the RESET SILENCE
button to acknowledge the failure. The gas reading for the failed
sensor will be replaced by “XXX”. Replace the failed sensor as
CAL. DATE PAST
NOT OPERATED
NEXT CAL. DATE
Dec/18/’03
TIME TO CAL. 45 DAYS
Sept/23/’03
20:34
BATTERY:
FAIL
SENSOR
< > < >
< > <H2S> < >
21:09