AR8000 operating manual
9
AR8000 from the aerial and switch the set Off.
4-2
Looking after your receiver
Always keep the receiver free from dust and water. Use a soft dry cloth to
gently wipe the set clean. Never use chemicals such as benzine or thinners
which will damage certain parts.
4-3
Power requirements
The AR8000 is designed for operation from internal NiCad batteries, internal
dry batteries or an external DC supply of 11 - 16V DC at approximately 300mA
minimum.
Always use the mains charger provided or a regulated DC power supply of
13.8V @ 300mA or more using the provided DC connecting lead. NEVER
CONNECT THE AR8000 DIRECTLY TO THE MAINS SUPPLY. Always
switch the receiver Off when connecting or disconnecting the receiver.
Note: The DC input socket uses a standard dual concentric 1.3mm connector.
The connector is CENTRE POSITIVE (which is the RED terminal of most DC
power supplies). The outer connector is NEGATIVE - ground.
The UK charger has two cables attached. One is terminated in the appropriate
power jack plug to fit the DC input socket of the AR8000. The second has two
bared wires ready for connection to a standard 3-pin mains plug. A 3 Ampere
fuse should be used in the plug and the cable is colour coded as follows:
Brown:
Live
Blue:
Neutral
The AR8000 charger has no connection to the EARTH pin of the mains plug.
However should you be using the AR8000 at home with an external aerial, a
separate earth connection may be made between the outer earth connector of
the BNC plug and water pipe, central heating system radiator or external earth
rod. If fitting a separate external earth rod, consider the implications carefully
if your mains supply uses a Protective Multiple Earth (PME) system. If in
doubt consult an experienced electrician. Never earth to a gas pipe!
Always disconnect the charger from the AC mains supply when not in use.
If using dry batteries (Alkaline or Manganese), always remove the batteries
when exhausted or if the AR8000 is not going to be used for a while. This will
avoid leakage which could seriously damage the receiver.
Access to the battery compartment is via a removable sub-panel on the rear
panel using a downward motion. Always switch the receiver Off when inserting
or removing batteries. If fitting batteries always select a quality brand, 4 x AA
size 1.2 or 1.5V cells are required.
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