© 2002-1 PRINTED IN JAPANB51-8617-00 (N) 1231UHF FM TRANSCEIVERTK-863GSERVICE MANUALGENERAL .................................................. 2SYSTEM SET-UP ...................................... 2OPERATING FEATURES .......................... 3REALIGNMENT ......................................... 9INSTALLATION ....................................... 12CIRCUIT DESCRIPTION .......................... 18SEMICONDUCTOR DATA ...................... 23DESCRIPTION OF COMPONENTS ........ 24PARTS LIST ............................................. 27EXPLODED VIEW .................................... 34PACKING ................................................. 35ADJUSTMENT ........................................ 36LEVEL DIAGRAM .................................... 45PC BOARD VIEWSDISPLAY UNIT (X54-3270-10) ............ 47PLL/VCO (X58-4670-17) ...................... 48TX-RX UNIT (X57-6490-10) (A/2) ....... 49TX-RX UNIT (X57-6490-10) (B/2) ....... 55SCHEMATIC DIAGRAM .......................... 59BLOCK DIAGRAM ................................... 63TERMINAL FUNCTION ........................... 66SPECIFICATIONS .................................... 67CONTENTSMicrophone(T91-0621-05)Cabinet (Upper)(A01-2165-23)Panel assy(A62-0642-03)Key top(K29-9140-02)