23 • Chapter 3: Operation GX-3R Pro Operator’s Manual
3. If CAL REMINDER is set to ON (factory setting) and a calibration is due, the screen that
appears next depends on how CAL EXPIRED is set in User Mode (see page 91). The three
possible screens are described below. If a calibration is not due, the instrument displays the
number of days left until a calibration is due.
CAL EXPIRED set to
CONFIRM TO USE (factory set-
ting)
CAL EXPIRED set to
CANNOT USE
CAL EXPIRED set to
NO EFFECT
LCD
Sound Buzzer sounds double pulsing tone Buzzer sounds double pulsing tone None
Action • Option A, Perform calibration
:
Press and release POWER MODE
to perform a calibration. The
instrument takes you straight to the
AUTO CAL CYLINDER A screen
in User Mode’s GAS CAL\AUTO
CAL item. If Password Protection
is set to On using the SDM-3R PC
program, you must enter a
password. See page 75 for
calibration instructions.
If the calibration is successful, the
screen above will not appear again
until the unit is due for calibration.
If the calibration is not successful,
the screen above will again appear
in the startup sequence.
• Option B, Bypass message
: To
continue without performing a
calibration, press and release AIR.
The GX-3R Pro cannot be used until
a successful calibration is per-
formed. Press and release POWER
MODE to perform a calibration. The
instrument takes you straight to the
AUTO CAL CYLINDER A screen
in User Mode’s GAS CAL\AUTO
CAL item. If Password Protection
is set to On using the SDM-3R PC
program, you must enter a password.
If you don’t press POWER MODE,
the instrument automatically goes to
the AUTO CAL CYLINDER A
screen after 6 seconds. If Password
Protection is set to On using the
SDM-3R PC program, you must
enter a password. See page 75 for
calibration instructions.
If the calibration is successful, the
screen above will not appear again
until the unit is due for calibration. If
the calibration is not successful, the
screen above will again appear in the
startup sequence.
• Option A, Perform calibration
: To
perform a calibration, press and
release POWER MODE. The
instrument takes you straight to the
AUTO CAL CYLINDER A screen
in User Mode’s GAS CAL\AUTO
CAL item. If Password Protection
is set to On using the SDM-3R PC
program, you must enter a
password.
• Option B, Bypass message
: To
continue without performing a
calibration, wait a few seconds for
the instrument to continue with its
startup sequence.
7:49
CONFIRM TO USE
USER MODE:MODE
NO :AIR
CAL DATE PAST
7:49
CANNOT USE
USER MODE:MODE
CAL DATE PAST
7:49
NO EFFECT
USER MODE:MODE
CAL DATE PAST
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