DP480 Service Manual
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6.2.Installing and Uninstalling the Antenna
To install the antenna, insert the antenna on the top of the radio and turn it clockwise until it is fastened. To
uninstall the antenna, turn it counter-clockwise to loosen it.
6.3.Installing and Uninstalling Belt Clip
To install the belt clip, align the two screw holes on the belt clip with the two at the back of the radio, and
fasten the clip using two 2.5*8 machine screws.
To uninstall the belt clip, loosen the screws, and then take off the belt clip.
6.4.Using an Earphone
You can use an external earphone. Open the cover board on the right side of the radio, and insert the
earphone plug into the interface.
Summary of Contents for DP480
Page 9: ...DP480 Service Manual 6 4 Circuit Description 4 1 Circuit Diagram of Main Board ...
Page 76: ...DP480 Service Manual 73 Top Layer Layout Drawing of Main Board ...
Page 77: ...DP480 Service Manual 74 Bottom Layer Layout Drawing of Main Board ...
Page 79: ...DP480 Service Manual 76 Top Layer Layout Drawing of Key PCB ...
Page 80: ...DP480 Service Manual 77 Bottom Layer Layout Drawing of Key PCB ...
Page 84: ...DP480 Service Manual 81 Top Layer Layout Drawing of Module Board ...