Zeiss Humphrey II-i series, User Manual

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Care and Cleaning
Humphrey Field Analyzer II-
i
series User Manual 2660021145640 A
15-10
Controls and Indicators
Figure 15.3 shows the Printrex printer control panel. It contains a push button switch (Paper
Advance) and three indicators (Paper Empty, Error and Power).
Figure 15.3 The Printrex Printer Control Panel
To advance the paper, press the Paper Advance button. The button will have no effect if the printer
is printing.
Whenever power is applied to the printer, the Power indicator is lit. The Paper Empty indicator will
be lit when the printer is out of paper. The Error indicator flashes under certain conditions such as
when the door is open or when there is no paper. The printer is ready to print provided the Power
indicator is lit and the Error indicator is not flashing.
About Thermal Paper
Storage of thermal paper for the HFA II-
i
requires special care. Carl Zeiss Meditec recommends that
you store your printouts in plain paper folders away from possible contact with water or any of these
substances:
• Organic Solvents (including alcohol)
• Cleaning fluids
• Plasticizers such as cellophane tape or PVC film (plastic sleeves)
• Petroleum solvents (gasoline, toluene, or benzene)
• Wet-type diazo copy paper
• Certain types of carbon papers
• Cast coated papers
• Papers containing tributyl phosphate
• Dissimilar thermal systems
• Carbonless paper CB solvents (most)