编号39：建伍KENWOOD-TK-290_B51-8423-00维修图纸手册

VHF FM TRANSCEIVERTK-290KENWOODSERVICE MANUAL@1998-3 PRINTED IN JAPANB51-8423-00(N)1349CONTENTSAntenna(KRA-14:Option)GENERAL2SYSTEM SET-UP..2OPERATING FEATURES...3REALIGNMENT....10CIRCUIT DESCRIPTION.16Knob assy(SEL)SEMICONDUCTOR DATA........23(K29-5282-04)DESCRIPTION OF COMPONENTS26PARTS UST..28Knob assy(VOL)EXPLODED VIEW34(K29-5283-04)PACKING35Panel assyDISASSEMBLY FOR REPAIR(A62-0537-33)36KENWOOOADJUSTMENT37LEVEL DIAGRAM.48Knob assyPC BOARD VIEWS(Side key)(K29-5216-24)CONTROL UNIT (X53-3780-XX).49TX-RX UNIT(X57-5390-10)53SCHEMATIC DIAGRAM ........59BLOCK DIAGRAM67TERMINAL FUNCTION.69KNB-17A (Ni-Cd BATTERY)...............70Cabinet assy(A02-2139-43)KMC-25/26(SPEAKER MICROPHONE).......71KSC-19 (CHARGER)..........72KSC-20 (RAPID CHARGER)...72KPG-36(PROGRAMMING INTERFACE CABLE).....72KRA-14 (HELICAL ANTENNA)72SPECIFICATIONS.......73CAUTIONPhoto is TK-290 K type.When using an external power connector,Does not come with antenna.please use with maximum final module protec-Antenna is available as an option.tion of 10V