SOI/DT 2005-01 dmm
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12 DIAGNOSTICS SYSTEM
12.1 Access to diagnostics system
Using a single procedure, it is possible to access to the diagnostics system. After accessing this function,
the following operations can be performed:
control of the operation of each of the components in the appliance
read / cancel the alarms
The diagnostics cycles are available only if the communication between the main PCB and the display board
is correct; moreover there should not be configuration errors of the appliance.
To access:
Version with ON/OFF button
Version with ON/OFF button incorporated in the
selector
5. Cancel the set programme and switch the
appliance off.
6. Rotate the programme selector of
one
positions clockwise.
7. Press
the
start/pause
(8) button and any of the
option button simultaneously and then, keeping
them pressed,
switch the appliance on
through the ON/OFF button (on/off).
1. Hold the start/pause and option buttons down
till the LEDs start flashing (about 5 seconds).
4. Cancel the set programme switching the
appliance off.
5. Press
the
start/pause
(8) button and
any
of the
option buttons simultaneously and then,
keeping them pressed,
switch the appliance
on
rotating the programme selector of
one
position clockwise.
1. Hold the start/pause and option buttons down
till the LEDs start flashing (about 5 seconds).
Attention: the programme selector is not always in the position indicated in the picture; it can be on the right
or on the left of the display board!
In the first position the function test of the buttons and the corresponding LEDs is performed; by rotating the
programme selector
clockwise
the operation diagnostics of each component and the reading of the alarms
is carried out.
12.2 Exiting diagnostics system
ª
To exit the diagnostics system switch the appliance off, on and then off again.
12.3 Phases of the diagnostics test
Independently of the type of selector, after activating the diagnostics system, the operation diagnostics of
the different components and the reading of the alarms can be performed, by rotating the selector
clockwise
.
In models with digit the code of the selector position is displayed for a second.
In the diagnostics cycle all alarms are activated. If during the cycle operation an alarm occurs, the appliance
blocks and the LEDs (and the display) flash indicating the relative code.
