VHF APCO P25 TRANSCEIVERTK-5210© 2004-11 PRINTED IN JAPANB51-8703-00 (S) 658SERVICE MANUALGENERAL ............................................................... 2SYSTEM SET-UP ................................................... 2REALIGNMENT ...................................................... 3DISASSEMBLY FOR REPAIR ................................ 8CIRCUIT DESCRIPTION ....................................... 13TERMINAL FUNCTION ........................................ 19SEMICONDUCTOR DATA ................................... 23COMPONENTS DESCRIPTION ........................... 25PARTS LIST .......................................................... 27EXPLODED VIEW ................................................. 37PACKING .............................................................. 39Does not come with antenna. Antenna is available as an option.ADJUSTMENT ..................................................... 40PC BOARDTX-RX UNIT (X57-6820-XX) ........................... 54SCHEMATIC DIAGRAM ....................................... 62INTERCONNECTION DIAGRAM ......................... 74BLOCK DIAGRAM ................................................ 75LEVEL DIAGRAM ................................................. 78OPTIONAL ACCESSORIESKNB-31A/32N/33L .......................................... 79KSC-32 ............................................................. 79SPECIFICATIONS .............................. BACK COVERHelical Antenna(KRA-22: Option)Main cabinet(A02-3875-01)Knob (16CH)(K29-9323-03)Knob (Volume)(K29-9322-03)TK-5210 K TK-5210 K2 TK-5210 K3CONTENTSKnob (PTT)(K29-9328-02)Key top(EMG)(K29-9319-03)Main cabinet(4key)(A02-3877-01)Knob (16CH)(K29-9323-03)Knob (Volume)(K29-9322-03)Knob (PTT)(K29-9328-02)Key top(EMG)(K29-9319-03)Main cabinet(DTMF)(A02-3879-01)Knob (16CH)(K29-9323-03)Knob (Volume)(K29-9322-03)Knob (PTT)(K29-9328-02)Key top(EMG)(K29-9319-03)Helical Antenna(KRA-22: Option)Helical Antenna(KRA-22: Option)Key top(DTMF)(K29-9321-13)Key top(4key)(K29-9320-03)