RED PT500-2, Руководство по обслуживанию

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PT500-2 Service Manual
13
1
．
Remove the antenna, channel selector and power/volume knob and two screws under
the channel selector and volume knob.
2
．
Screw off the two screws at the bottom of the radio by a hexagon screwdriver.
3
．
Pry up the aluminum shell by peaking a straight screwdriver in the cross-slot at the
bottom of the aluminum shell, and then pull out the surface shell after placing the
aluminum shell inclined to the back
；
but please be careful not to snap off the cable of
the speaker.
4
．
Screw off the 11 screws on the PCB by a cross screwdriver.
5
．
Unsolder the endpoints of the antenna , PTT key board and speaker by an electric iron,
then remove the main board.
After the disassembly above, you can carry out corresponding reparation and debugging
according to the actual malfunction.