60
Morley-IAS
996-203-000-2, Rev. 02
5.3.12 Panel
-
From the Commission menu press the ‘9’ key or, using the
key to move the highlight to this
option, and press the
key, to select.
-
When entering the ‘Panel’ menu the LCD Contrast option is pre-selected by default. Press the
key
to select. The following screen is displayed.
-
Use the
/
keys to adjust the contrast setting: the
key increases LCD contrast, whilst the
key reduces contrast. When the desired LCD contrast has been obtained, press the
key to save
the new contrast setting and exit. Press the
key to cancel any changes and exit
5.3.12.2
Clock Offset - Drift Compensation
-
The real-time clock in the panel is crystal controlled. However, this can drift (gain/ lose time) over a
period of time because of component tolerances, operating temperature, etc. It is possible, however,
to compensate for this drift.
-
The Panel menu has three options: LCD Contrast, Clock Offset and Wipe Memory.
5.3.12.1
LCD Contrast
-
Select option ‘2: Clock Offset’. The following screen is displayed:
-
Determine the clock gain/ loss per week over a period of time.
-
Use the
/
keys to change the drift compensation. If the clock is gaining time, enter this as a
positive number. The panel will set the clock back automatically by the adjustment once per week. If
the clock is losing time, enter this as a negative value.
-
Press the
key to save the changes. Press the
key to cancel any changes and exit.
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