© 2004-6 PRINTED IN JAPANB51-8690-00 (N) 961UHF FM TRANSCEIVERTK-3180SERVICE MANUALGENERAL ................................................... 2SYSTEM SET-UP ....................................... 2REALIGNMENT .......................................... 3DISASSEMBLY FOR REPAIR .................... 5CIRCUIT DESCRIPTION ............................. 7SEMICONDUCTOR DATA ....................... 13COMPONENTS DESCRIPTION ............... 14PARTS LIST .............................................. 16EXPLODED VIEW ..................................... 25PACKING .................................................. 26ADJUSTMENT ......................................... 27TERMINAL FUNCTION ............................ 39PC BOARDDISPLAY UNIT (X54-3470-XX) ............ 42TX-RX UNIT (X57-6940-10) ................. 46SCHEMATIC DIAGRAMDISPLAY UNIT (X54-3470-XX) ............ 50TX-RX UNIT (X57-6940-10) ................. 52BLOCK DIAGRAM .................................... 60LEVEL DIAGRAM ..................................... 62OPTIONAL ACCESSORIESKNB-31A/32N/33L ............................... 63KSC-32 .................................................. 63SPECIFICATIONS ................. BACK COVERCONTENTSCabinet assy(A02-3848-03)Cabinet assy(A02-3847-03)Knob (PTT)(K29-9302-23)Packing(G53-1599-01)Packing(G53-1598-01)Button knob (Side)(K29-9303-03)Front glass(B10-2752-22)Helical antenna(KRA-23 : Option)Knob (Volume)(K29-9304-03)Knob (CH selector)(K29-9305-03)TK-3180 K TK-3180 K3Does not come with antenna.Antenna is available as an option.