Ambu aBox 2 Bedienungsanleitung Seite 9

5. Wipe the displaying unit clean using sterile gauze that has been moistened with
RO/DI water. Ensure all traces of the detergent are removed.
6. Repeat steps 1 to 5.
Disinfecting: Wipe the surfaces of the displaying unit for approximately 15 minutes using a
piece of sterile gauze moistened with the alcohol mixture indicated below (approximately
once every 2 minutes). Follow safety procedures for the handling of isopropyl. The gauze
should be moist and not dripping since liquid can affect the electronics inside the
displaying unit. Pay close attention to the button, external side of rubber covers, screen,
Thickness: 2 pt
external casing and slots and gaps on the displaying unit. Use a sterile cotton swab for
these areas. Solution: Isopropyl (alcohol) 95 %; Concentration: 70 – 80 %; Preparation: 80 cc
of 95 % Isopropyl (alcohol) added to 20 cc of purified water (PURW). Alternatively, use EPA-
registered hospital disinfection wipes containing at least 70 % isopropyl. Safety precautions
and directions of use of the manufacturer must be followed.
NOTE: After cleaning and disinfection, the displaying unit must be submitted to the pre-check
procedure in chapter 5.
3. Preparing for Spare Part Replacement
3.1. Tools Needed
• Plectrum tool
• Screwdriver (Phillips #0) – Not supplied
• Compatible (and functioning) Visualization Device – Not supplied
The plectrum tool is provided with the spare parts kits (see section 1.5 Spare Parts).
4. How to Replace Spare Parts
This section covers the replacement of the Visualization Device Interface board (VDI board).
WARNINGS
• To avoid risk of electric shock, always disconnect the power cable from the
displaying unit before performing spare part replacement.
CAUTIONS
• To avoid harming the electrical components, always use ESD protection when
disassembling, replacing a spare part, and reassembling the displaying unit.
• To avoid malfunction of the equipment, only use spare parts supplied by Ambu.
Do not modify the spare parts.
Figure 3 Plectrum tool
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