8
■
Functions
Place
Name
Functions
Top
Lid
Manually open/close
Usually closed to prevent dust from coming
into gas inlet.
Gas inlet
Inject oral gas sample into this inlet with a
supplied syringe.
Power
switch
Power on/off the unit.
Keep pushing until buzzer sounds.
POWER
lamp
Orange light comes on when power is turned
on.
ERROR
lamp
Red light comes on when error occurs.
READY
lamp
Green light comes on when the unit is ready
for measurement.
It goes off when the unit is in Waiting Status
*
or under measurement.
Rear
Main switch
Turning this switch on
（“｜”）
enables you to
turn Power switch on.
Turn this switch off if not used for a long
period.
AC power
jack
Connect a power cable to this jack.
Fuse holder
（
Power
supply fuse
）
Check the fuse in the holder when
abnormality occurs.
Rating
：
3.15A, 250V
（
Mfr: Littelfuse, Model: 213_3.15
）
USB port
Connect the supplied USB cable to this port.
*Waiting Status: The status under which internal sensor and column are being stabilized after
power-on or measurement.
