SM DUE
To enable the network press the
key. (When the
key is pressed, the SM Due
will switch off and back on again).
If you do not wish to enable the network, press the
key..
SECTION 4 FAULT FINDING
Problem:
Nothing happens when the unit is powered-up.
Cause / Remedy:
One of the fuses could be blown - check and replace if
necessary (refer to specifications for values). If the fuses blow
again, contact the agent where the unit was purchased.
Problem:
The temperature display is fluctuating.
Cause / Remedy:
One of the sensor connections may be loose, or a sensor
cable may be too close to a mains cable. Tighten connections
and re-route cables if necessary.
Problem:
Unable to set any of the parameters: Keypad will not operate.
Cause / Remedy:
The Keypad Lock is on - See ‘Keypad Lock’.
Problem:
The display screen is too dark or too faint.
Cause / Remedy:
Adjust the display contrast to suit - See ‘Display Contrast’ in
the MAIN SCREEN 1 section.
Problem:
The System Alarm light is flashing once every 3 seconds.
Cause / Remedy:
This indicates a system warning. Check the ‘CHANNEL
DIAGNOSTICS’ screens for indication of the specific warning.
Problem:
The System Alarm light is flashing and the audible sounder is
active.
Cause / Remedy:
This indicates a system fault or temperature alarm. Check
the ‘CHANNEL DIAGNOSTICS’ screens for indication of the
specific alarm (Page 14).
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