RADIOMETER TCM3 - Page 31

TCM3 and TCM30 Service Manual 2. TCM3
Monitor Performance Check
Introduction The System Performance Check procedure is intended for the monitor and its
accessories without the need of any measuring instruments or tools. The check is
recommended before installation.
Tf the analog or serial data outputs are used, the instruments normally connected to.
these terminals are used for the check. These can be a TCR3/REC or an analog
recorder.
_ The Performance Check procedure makes use of the built-in test program which is
called by switching on the TCM3 while the ALARM OFF and SET keys are
activated simultaneously.
The ALARM OFF key is used to step through the test program. The direction of
the stepping can be reversed by the SET key.
The actual “Step-number” is displayed in the AUX display (except steps 1 and 5).
Ensure that the internal battery is fully charged before starting the performance
check.
Setup Program The following steps are carried out to check the Setup program.
Step Action
1. Supply TCM3 from the mains by the Mains Adapter.
2. Connect an electrode to the Monitor and switch on.
All display segments, light-bars and the audio alarm are activated for
a short period. The CAL light-bar flashes, calling for a calibration.
3. Press the SET key to call the Setup program and check it in
accordance with the Operator’s Manual.
AUX Program The following is carried out to check the AUX program.
Step Action
1. Press the A and W keys simultaneously for 3 seconds to call the
AUX program. Check it according to the Operator’s Manual.
Calibration The following steps are carried out to check the calibration.
| Step Action
1. Press the CAL key and perform a calibration according to Operator’s
Manual.
2. Switch off the Monitor.
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