Kenwood NX-300 Service Manual

Also see for NEXEDGE NX-300: Brochure Instruction manual Instruction manual Instruction manual Instruction manual

Contents

Kenwood NX-300 Service Manual Manual pdf 1 page image

UHF DIGITAL TRANSCEIVERNX-300© 2007-10 PRINTED IN JAPANB51-8811-00 (S) 243SERVICE MANUALGENERAL ............................................................... 2SYSTEM SET-UP ................................................... 2REALIGNMENT ...................................................... 3DISASSEMBLY FOR REPAIR ................................ 6CIRCUIT DESCRIPTION ......................................... 9COMPONENTS DESCRIPTION ........................... 15PARTS LIST .......................................................... 17EXPLODED VIEW ................................................. 28PACKING .............................................................. 29ADJUSTMENT ..................................................... 30TERMINAL FUNCTION ........................................ 52PC BOARDCONTROL UNIT (X53-4260-XX) .................... 64TX-RX UNIT (X57-7370-10) ............................ 68Does not come with antenna. Antenna is available as an option.SCHEMATIC DIAGRAMCONTROL UNIT (X53-4260-XX) .................... 72TX-RX UNIT (X57-7370-10) ............................ 82INTERCONNECTION DIAGRAM ......................... 86BLOCK DIAGRAM ................................................ 88LEVEL DIAGRAM ................................................. 92OPTIONAL ACCESSORIESKNB-47L (Li-ion BATTERY PACK) ................. 93KNB-48L (Li-ion BATTERY PACK) ................. 93SPECIFICATIONS .............................. BACK COVERCONTENTSMIC12 ABC5 JKL08 TUV47GHIPQRS3DEF6MNOMIC#9WXYZNX-300 K3 NX-300 KKnob (Selector)(K29-9408-13)Knob (Selector)(K29-9408-13)Knob (Volume)(K29-9407-03)Knob (Volume)(K29-9407-03)Helical Antenna(KRA-23:option)Badge(B43-1606-04)Badge(B43-1606-04)Knob (PTT)(K29-9405-03)Knob (PTT)(K29-9405-03)Plastic cabinet assy(18 key)(A02-4003-13) Plastic cabinet assy(6 key)(A02-4002-13)Packing (6 key)(G53-1765-11)Packing (18 key)(G53-1766-11)This product uses Lead Free solder.This product complies with the RoHS directive for the European market.