Operational Specifications Of Lcd Panel - Sanyo MCO-19M Service Manual

Operational specifications of LCD panel

1. Display descriptions
<Top Screen>
Turn the power switch on and Top Screen is displayed.
Setting temperature: Digits in the right side of "Temp"
Setting CO2 density: Digits in the right side of "CO2"
Setting O2 density: Digits in the right side of "O2"
Current temperature: Large digits in the left side
Current CO2 density: Large digits in the center
Current O2 density: Large digits in the right side
Status field: Status of UV lamp, humidifying water and door
Message field: Message is displayed when an apparatus is in low humidifying water level, door open,
high/low temperature alarm, high/low CO2 density alarm and high/low O2 density alarm.
When an apparatus is in normal condition, "OK" is displayed.
CO2 Auto changer display: "A" or "B" in the right side of setting CO2 density is displayed when an optional
N2/O2 Auto changer display: Either "A" or "B" displayed in reverse video in the right side of setting O2 density
The digits are displayed in reverse video when heater is active.
The digits are displayed in reverse video when CO2 valve is active.
The digits are displayed in reverse video when O2/N2 valve is active.
Automatic CO2 cylinder changeover system (MCO-21GC) is installed.
Either "A" or "B" displayed in reverse video means that alternative CO2 cylinder
between A and B is current using.
When a current used cylinder becomes empty, digits in reverse video starts blinking.
In Top Screen, press right shift key ( ) for 3 seconds to switch valve control from A to B.
In Top Screen, press left shift key ( ) for 3 seconds to swtich valve control from B to A.
means the alternative O2 cylinder is current using.
When a current using cylinder becomes empty, digits in reverse video starts blinkking.
In Top Screen, press down key ( ) for 3 seconds to switch valve control from A to B.
In Top Scrreen, press up key ( ) for 3 seconds to switch valve control from B to A.
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