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6. Maintenance
Use only factory specified replacement parts. The manufacturer
be held responsible for any accident, incident, or malfunction
following a repair done other than by its service center or by an
approved repair center.
WARNING: To avoid electrical shock, do not perform any service
other than the operating instructions contained in this manual,
unless you are qualified to do so.
Do not allow water or other foreign substances into the case
Disconnect the unit from all circuits and test cables before opening
the case
Use caution with metallic tools that may short battery packs, power
supplies, etc
6.1. Charging the batteries
The TR8703 is supplied with an external smart charging unit. In order to
charge the NiMH battery packs, the instrument switch must be in the
OFF/ CHARGE position.
Connect the charger unit output cable to the 3-pin DIN connector on the
front panel of the instrument and connect the AC power cord to the AC
receptacle.
The charging starts as soon as the power is applied, the process is
automatic and will terminate on its own upon completion.
CAUTION:
Do not use any other charger
Do not connect DC power supply. Damage will occur to the
instrument
The TR8703 must be charged indoors
Disconnect the charger upon completion of the charging
process. NiMH battery manufacturers do not allow trickle charge
for a long time on a recurring basis
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will not
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