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Factory Service Manual
       Page 1 to 24
       Page 25 to 51

Diagrams
       Receive AM block Diagram (8.5x11)
       LSB block Diagram (8.5x11)
       USB block Diagram (8.5x11)
       Transmit AM block Diagram (8.5x11)
       LSB block Diagram (8.5x11)
       USB block Diagram (8.5x11)
       2705 Schematic (See Note)
       2705 Schematic (11x17)

Mic Wiring

Stock

1 - Audio In (mic)
2 - Transmit
3 - Shield  (ground)
4 - Audio Out
5 - Receive

Astatic
1 - White
2 - Red
3 - Shield & Blue
4 - NC
5 - Black
     Yellow NC