Kenwood TK-280 Service Manual

Also see for TK-280: User manual Instruction manual Instruction manual Pricing and specification manual Service manual

Contents

TK-280PARTS LIST39Ref. No. Parts No. DescriptionAddress NewpartsRef. No. Parts No. DescriptionAddress Newparts Destination DestinationTX-RX UNIT (X57-6192-70)TX-RX UNIT (X57-6192-70)SUB UNIT (X58-4580-10)IC20 AT2416N10SI2.5 IC(EEPROM)IC21,22 BU4094BCFV IC(SHIFT REGISTER)IC23 NJM2904V IC(APC)IC24 TC7S66FU IC(ANALOG SWITCH)IC25 TC75W51FU IC(ACTIVE FILTER)Q1 DTC144EE DIGITAL TRANSISTORQ2 2SJ243 FETQ3 2SA1745(6,7) TRANSISTORQ4 2SC4617(S) TRANSISTORQ5 2SJ243 FETQ6 DTA144EE DIGITAL TRANSISTORQ7 DTC144EE DIGITAL TRANSISTORQ8 2SC4617(S) TRANSISTORQ9 ,10 DTC144EE DIGITAL TRANSISTORQ11 2SK1824 FETQ12 2SC5108(Y) TRANSISTORQ13 -15 2SK1824 FETQ16 2SC5108(Y) TRANSISTORQ17 2SK1824 FETQ18 2SC5108(Y) TRANSISTORQ19 2SC4619 TRANSISTORQ20 2SC4988 TRANSISTORQ21 ,22 DTC114EE DIGITAL TRANSISTORQ23 2SK1824 FETQ24 3SK239A FETQ25 DTA144EE DIGITAL TRANSISTORTH1 157-302-65801 THERMISTORTH401 157-104-65001 THERMISTORA1 X58-4580-10 SUB UNITC1 CK73HB1C103K CHIP C 0.010UF KC2 CC73HCH1H100B CHIP C 10PF BC3 CK73HB1H102K CHIP C 1000PF KC4 CC73HCH1H101J CHIP C 100PF JC5 CC73HCH1H470J CHIP C 47PF JC6 CC73HCH1H120J CHIP C 12PF JC7 CK73HB1C103K CHIP C 0.010UF KC9 CC73HCH1H0R5B CHIP C 0.5PF BC10 CK73HB1H102K CHIP C 1000PF KC11 CC73HCH1H070B CHIP C 7.0PF BC12 CC73HCH1H090B CHIP C 9.0PF BC13 CC73HCH1H070B CHIP C 7.0PF BC14 CC73HCH1H120J CHIP C 12PF JC15 CC73HCH1H0R5B CHIP C 0.5PF BC16 C92-0606-05 CHIP-TAN 4.7UF 10WVC17 CC73HCH1H0R5B CHIP C 0.5PF BC18 CK73HB1C103K CHIP C 0.010UF KC19 CK73HB1H102K CHIP C 1000PF KC20 CC73HCH1H150J CHIP C 15PF JC21 CK73HB1C103K CHIP C 0.010UF KTC1 ,2 C05-0384-05 CERAMIC TRIMMER CAP(10P/8)CN1 ,2 E40-5622-05 PIN ASSY(3P)A1:SUB UNIT (VCO) X58-4580-10The A1 is replaceable as a unit assembly so individual partsare not kept in stock.L1 L40-3391-37 SMALL FIXED INDUCTOR(3.3UH)L2 L40-4791-37 SMALL FIXED INDUCTOR(4.7UH)L3 ,4 L40-2291-37 SMALL FIXED INDUCTOR(2.2UH)L5 L34-4577-05 AIR-CORE COIL(9T)L6 L34-4575-05 AIR-CORE COIL(7T)L7 L92-0138-05 FERRITE CHIPL8 L40-8275-44 SMALL FIXED INDUCTOR(82.0NH)R1 RK73HB1J334J CHIP R 330K J 1/16WR2 RK73HB1J473J CHIP R 47K J 1/16WR3 RK73HB1J274J CHIP R 270K J 1/16WR4 RK73HB1J104J CHIP R 100K J 1/16WR5 ,6 RK73HB1J391J CHIP R 390 J 1/16WR7 RK73HB1J334J CHIP R 330K J 1/16WR8 RK73HB1J470J CHIP R 47 J 1/16WD1 -8 HVC350B VARIABLE CAPACITANCE DIODED9 HVC351 VARIABLE CAPACITANCE DIODEQ1 2SJ243 FETQ2 ,3 2SK508NV(K52) FETQ4 UMC4 TRANSISTORQ5 2SC5108(Y) TRANSISTOR