© 2001-9 PRINTED IN JAPANB51-8588-00 (N) 1016800MHz/900MHz FM TRANSCEIVERTK-980/981SERVICE MANUALGENERAL ................................................................. 2OPERATING FEATURES ......................................... 3REALIGNMENT ...................................................... 13INSTALLATION ...................................................... 16CIRCUIT DESCRIPTION ......................................... 25SEMICONDUCTOR DATA ..................................... 29DESCRIPTION OF COMPONENTS ....................... 30PARTS LIST ............................................................ 32EXPLODED VIEW .................................................. 41PACKING ................................................................ 42ADJUSTMENT ....................................................... 43PC BOARD VIEWSPLL/VCO (X58-4530-XX) .................................. 50TX-RX UNIT (X57-6520-XX) (A/2) ................... 51TX-RX UNIT (X57-6520-XX) (B/2) .................... 57SCHEMATIC DIAGRAM ........................................ 61BLOCK DIAGRAM.................................................. 69LEVEL DIAGRAM................................................... 72TERMINAL FUNCTION ......................................... 74SPECIFICATIONS................................................... 75CONTENTSMicrophone(T91-0621-05)Cabinet (Upper)(A01-2165-23)Panel assy(A62-0991-03)Key top(K29-5284-02)SUPPLEMENTThis service manual applied to products with 30600001 or subsequent serial numbers.In terms of the products with the serial numbers earlier than 30600001, refer to the TK-980/981 service manual as perpart No. B51-8478-10.