Alkaline Battery Installation/Operation - Welch Allyn Grason-Stadler GSI 17 Series Service Manual

indication,
and the controls will not function.
operation, the batteries must be recharged for
(full charge), or AC power (mains) may be used.
If the audiometer is operated via AC power (mains) with the
rechargeable batteries in place, some battery charging will
occur.

10.4 ALKALINE BATTERY INSTALLATION/OPERATION

For longer, continuous battery operation, such as
recharging on a regular basis is not possible, the
batteries can
These batteries
operation.
The low voltage indicator works the same way for
batteries as it does for the NiCad batteries, that is, the
LO BAT will be lit on the LCD when there are about 6 hours of
continuous battery operation available.
mode" also
works with the alkaline batteries to
useful life.
Before installing the alkaline batteries, unplug the GSI 17 from
the line power (mains).
remove the battery pack cover by removing the two screws that
hold it in place, then lift off the cover.
NiCad batteries out of the pack (they are wrapped in plastic and
will come out of the pack as a single unit).
disconnect the lead wires of the NiCad batteries from the battery
compartment by disconnecting the small plug connector.
notice six spring mounts on the top and bottom of the battery
compartment.
These are for the alkaline batteries.
10-3 for a pictorial diagram of NiCad removal).
Before inserting the alkaline batteries into the pack, check the
label on the bottom surface of the compartment which indicates
the correct polarity (orientation) of the batteries.
batteries in, one at a time, matching the polarity (+ or -) with
the label. Replace the battery pack cover being sure it is
positioned with the spring mounts touching the batteries.
is only one way the cover fits correctly so that the screws are
secure.
If alkaline batteries are not going to be used
on a regular basis, they should not be stored
in the audiometer.
from the battery pack and stored in a cool,
dry place.
be replaced with six size C
will provide about
To install the alkaline batteries, first
NOTE:
They should be removed
To restore
up to 18 hours
periods when
rechargeable
alkaline
batteries.
45 hours of continuous
the
In addition, the
prolong their
Carefully pull the
Carefully
(See Figure
Put the six
alkaline
words
"sleep
You will
There