Kenwood_NX-720H_G_维修维护电器原理图手册_2012

VHF DIGITAL TRANSCEIVERNX-720H(G)/720HKENWOODJVCKENWOOD CorporationSERVICE MANUALREVISED2012-12 PRINTED IN JAPANB53-7032-10(Y)KENWOODModular jackKey topPanel assyBadge(E58-0535-05)(K29-9479-01)(A62.1200-03)(B43-1675-04)CONTENTSGENERAL2TERMINAL FUNCTION......................56SYSTEM SET-UP...........4PC BOARDREALIGNMENT4DISPLAY UNIT (X54-3830-10)..............60INSTALLATION.7TX-RX UNIT(X57-8230-1X).....62DISASSEMBLY FOR REPAIR...9INTERCONNECTION DIAGRAM.............66CIRCUIT DESCRIPTION.11SCHEMATIC DIAGRAM .........................67COMPONENTS DESCRIPTION.7BLOCK DIAGRAM..78PARTS LIST..19LEVEL DIAGRAM.81EXPLODED VIEW...........29OPTIONAL ACCESSORIESPACKING30KRA-40..82TROUBLE SHOOTING............................31SPECIFICATIONS......BACK COVERADJUSTMENT................35LFThis product complies with the RoHS directive for the European market.This product uses Lead Free solder.