RTS DV 2055 Series, User Manual

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6
Note:
If you plan to use an external speaker, choose a speaker with an
impedance of 8Ω. The external speaker jack accepts a 3.5 mm (1/8")
mono (2-conductor) plug.
External speaker adopt double port BTL, please care about the
connecting way. The speaker can not connect with the ground,
otherwise the speaker will be fault. The wrong connecting way as
the following picture.
♦
Microphone
♦
PC Connecting
Accessories Connections
♦
External Speaker
Note:
For voice communications, connect a microphone equipped with an
8-pin modular plug into the modular socket on the front of the main
unit. Press firmly on the plug until the locking tab clicks.
Attach the supplied microphone hanger in an appropriate location
using the screws included in the screw set.
To utilize the optional DV2066_2135 software, you must first
connect the transceiver to your PC using an optional programming
Cable PC51 (via the microphone jack).
Please use DV2066_2135 software for programming.
Ask your dealer about purchasing a Programming Cable PC51.
SP-01
SP-01
Grond
Error
Keypad Serial Data
+5V
DOWN
UP
GND(MIC)
MIC
PTT
GND
NOISE FI LTER
M U T E ( - 8 d B )
NOISE FI LTER
M U T E ( - 8 d B )