Tenker U80EH Manuel D'instructions page 11

Battery installation
Adapter usage (option)
1. When optional AC adapter should comply with the requirement of IEC
60601-1:2005. Furthermore all configurations shall comply with the
requirements for medical electrical systems (see IEC 60601-1-1 or clause 16
of the 3Ed. of IEC 60601-1, respectively). Anybody connecting additional
equipment to medical electrical equipment configures a medical system and
is therefore responsible that the system complies with the requirements for
medical electrical systems. Attention is drawn to the fact that local laws take
priority over the above mentioned requirements. If in doubt, consult your
local representative or the technical service department.
2. When using AC power, to avoid possible damage to the monitor, use only
the exclusive AC adapter that can be purchased from authorized dealers.
Other adapters may vary in output voltage and polarities.
3. Insert the adapter plug into the hole on the backside of the unit as picture.
4. Insert the other side of the adapter into the outlet with 100-240V.
5. To remove the AC adapter, disconnect the adapter plug from the outlet first
and then disconnect the cord from the unit's socket.
Adapter technical features:
Output voltage: 6V ± 5%
Max. output current: At least 600 mA
Output plug polarity: <+> inner
External diameter; 5.5mm 0.1mm
Internal diameter: 2.1mm 0.1mm
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