User`s guide

M3000A/M3046A/M3015A/M3016A Service Guide
Troubleshooting the Instrument 5-15
CO
2
CAL FAILED
(M3016A)
Calibration aborted due to
power failure, unstable signal
during calibration or trans-
ducer placed on the wrong cal-
ibration cell.
1. Verify power source.
2. Perform calibration proce-
dure again.
3. Replace transducer and
repeat calibration again.
4. Replace the extension.
CO
2
CHECK CAL
(M3016A)
CO
2
value is less than
-4mmHg, greater than 150
mmHg.
Check that calibration values
are within specified limits by
performing an accuracy check.
Calibrate, if required.
CO
2
SENSOR WARM UP The sensor has not reached
operating temperature.
Allow the sensor to warm up.
CO
2
WAIT CAL 2
(M3016A)
The CAL 1 calibration cycle is
complete; the CAL 2 calibra-
tion cycle must be started.
Place sensor on other cal cell
and start the CAL 2 calibration
cycle.
CO
2
CAL RUNNING
(M3016A)
CO
2
calibration is running. Wait for CO
2
calibration to
complete.
CO
2
CAL MODE
(M3016A)
Cal mode is set but the calibra-
tion has not been initiated.
Initiate the calibration or
switch off cal mode
CO
2
CHANGE SCALE ETCO
2
wave is larger than the
display channel.
Increase the scale of the dis-
play channel.
CO
2
UPDATE FW
(M3015A)
The software in the Measure-
ment Extension does not match
the software in the Measure-
ment Server. This is only likely
to occur after a repair or
upgrade.
Perform the Firmware update
in CO
2
Service Mode:
select “Update Firmware” and
follow the instructions on the
display.
In certain situations, no update
is possible - in these cases,
continued operation is possi-
ble despite the INOP.
CO
2
NO TUBING
(M3015A)
The FilterLine is disconnected,
or an incorrect line is attached.
If you Silence this INOP, the
measurement will be switched
off.
Attach a FilterLine. Remember
that only Microstream accesso-
ries may be used with the
M3015A.