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P
O
RODUCT
VERVIEW
Contrast -- allows the operator to adjust the contrast of the LCD to optimize visibility in
7.
the current lighting environment. The default is 213; increasing the value increases the
contrast while decreasing the value decreases the contrast. During cold weather operation
(below 0
contrast. During operation at temperature extremes, the device may start with the display
not clearly visible. In these situations, the operator can directly access the contrast control
by pressing and holding the Menu and then adjusting the contrast with the ROTARY
ENCODER.
2-16
I. SPM Model: displays the model number of the SPM portion of the ZOLL
ventilator.
°
C), the contrast can fade. The operator can improve visibility by increasing the
www.zoll.com
906-0731-01 Rev. J
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