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CAUTION
Equipment drive should be installed for connecting the device to PC through USB
interface for the first time.
(2) A-type USB interface: This interface is used for connecting USB peripheral equipment, such as USB storage
device, USB power detector.
(3) LAN (network) port: This interface is a 10/100Mbps network interface through which a PC can be
connected to the device through a network cable. PC can realize program control or data transmission for S3302
through program control commands or function library.
(4) SD card slot: This Micro SD card slot can be used to extend the storage space of the device.
(5) Headset jack: This is a standard headset jack for 3.5mm/3 line for audio output of FM/AM/SSB
demodulation. When a headset is not connected to this jack, the audio output will be realized through the
loudspeaker of the device. When a headset is connected to this jack, audio output will be automatically switched
from the loudspeaker to the headset.
2.5.4 Device symbols
Device symbols indicated in the Fig. below indicate that the maximum power of RF IN and the maximum input
DC level. When the device is in operation, the user is not allowed to connect signal exceeding this range to the
port. Otherwise, the device may be destroyed.
2.6 Battery Installation or Replacement
S3302 accompanies with a large-capacity rechargeable Li-ion battery with a battery life of 2.5 hours. For field test
for long period, it is recommended to purchase a battery of same mode as a standby battery.
CAUTION
To guarantee the longer service life of the battery, the battery should be removed from
battery holder during the transportation and long-time storage, and try not to make the
battery power less than 5%, otherwise the battery may not be able to charge.
Installation or replacement of battery can be carried out by reference to Fig. 2.4 for battery installation or
replacement of S3302.
