Tektronix TekRanger 2 TFS3031, Руководство по обслуживанию

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TFS3031 TekRanger/TekRanger 2 Service Manual
1–11
Battery Recharging and Replacement
CAUTION.
To prevent overheating, remove the TFS3031 from its carrying case
during recharging.
Do not open or mutilate the battery, nor expose it to fire or intense heat. It may
explode. Avoid contact with electrolyte, which may damage eyes, skin, and
clothing.
Do not attempt to use or recharge a battery that is leaking electrolyte, or is
otherwise obviously damaged.
CAUTION. Recharging the battery when the ambient temperature exceeds 40
_
C
(104
0
F) or is less than –20
_
C (–4
_
F) may cause the charging circuits to shut
down. If this is happens, disconnect and reconnect the battery to reset the
circuits. See page 1–15 for battery disconnection/reconnection instructions.
Do not connect the power/charger adapter or cigarette lighter adapter cable to
the TFS3031 when the ambient temperature exceeds 40
0
C (104
0
F). Doing so
may exceed safe charging temperatures for the NiCad pack.
Low-Battery Warning
The charge level of the battery is always displayed in upper right screen.
The first low-battery warning is a message displayed on the screen when about
30 minutes of normal operating time remain.
The second and last low-battery warning consists of a flashing red
BATTERY
LED
on the front panel when about 10 minutes of normal operating time remain.
If you push the button to turn on the TFS3031 when the NiCad battery
does not have enough charge to operate the instrument, the red
BATTERY
LED
flashes for a few seconds.
When to Recharge the NiCad Battery
Recharge the NiCad battery before using the TFS3031 on battery power, and
when a low-battery warning is displayed.