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SV 971A User Manual
111
16 MAINTENANCE
16.1 R
EPLACING BATTERIES
SV 971A
is delivered with four AAA alkaline batteries, but the you may also use AAA rechargeable
batteries.
The “
battery
” icon shows the condition of the internal batteries.
The instrument is not equipped with an internal charger; therefore, the rechargeable batteries can be
charged only after removal them out of the instrument.
To change or charge the batteries, switch
off the instrument, unscrew the coin slot
screw, take off the black bottom cover of
the instrument and slide the battery tubes
out.
Note: While changing the batteries, observe the correct polarity.
16.2 E
XTRACTING AND INSERTING THE MEMORY CARD
SV 971A
is delivered with 16 GB micro SD-card - Kingston Industrial (SDCIT/8GBSP).
You may exchange it with the high capacity card (up to 128GB), but before insertion the card must be
formatted as FAT32.
Note: The originally supplied Kingston Industrial memory card has been tested by SVANTEK
and cards of this type are strongly recommended for use when the original card is going to be
replaced.
Note: If you would like to use the card with higher capacity, consult this with the local distributer.
To extract the memory card from the card-slot, switch off the
instrument, unscrew the bolt and remove the black bottom
cover of the instrument.
The card is installed in the slot. To extract the card, push on
the card and then pull it out of the slot.
A click should appear after inserting the SD card, indicating that the card has been inserted correctly. If
necessary, use a tool (such as a Pen) to push the card into the slot.
16.3 R
EPLACING THE MICROPHONE AND MICROPHONE PREAMPLIFIER
SV 971A is equipped with the special connector for the input
of the measured signal taken from the microphone
preamplifier.
The
SV 971A set includes
prepolarised ½” microphone
(ACO 7152) and microphone preamplifier (SV 18A).
Note: The instrument set includes a protective microphone cap, which is recommended to have
always on the microphone, when the instrument is not used for measurements.
Summary of Contents for SV 971A
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