Kenwood TK-280 Service Manual

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

Contents

TK-280 PARTS LIST38Ref. No. Parts No. DescriptionAddress NewpartsRef. No. Parts No. DescriptionAddress Newparts Destination DestinationTX-RX UNIT (X57-6192-70)∗4R137 RK73HB1J103J CHIP R 10K J 1/16WR139,140 RK73HB1J473J CHIP R 47K J 1/16WR143-151 RK73HB1J102J CHIP R 1.0K J 1/16WR155 RK73GB1J102J CHIP R 1.0K J 1/16WR159 RK73GB1J154J CHIP R 150K J 1/16WR162 RK73GB1J103J CHIP R 10K J 1/16WR163 RK73HB1J103J CHIP R 10K J 1/16WR166 RK73GB1J223J CHIP R 22K J 1/16WR167,168 R92-1252-05 CHIP R 0 OHMR177 RK73GB1J101J CHIP R 100 J 1/16WR180 RK73GB1J473J CHIP R 47K J 1/16WR184 RK73GB1J102J CHIP R 1.0K J 1/16WR185 RK73GB1J470J CHIP R 47 J 1/16WR189 RK73HB1J473J CHIP R 47K J 1/16WR190 RK73GB1J472J CHIP R 4.7K J 1/16WR192 RK73GB1J223J CHIP R 22K J 1/16WR195 RK73GB1J222J CHIP R 2.2K J 1/16WR199 RK73HB1J102J CHIP R 1.0K J 1/16WR202 RK73GB1J181J CHIP R 180 J 1/16WR217 RK73HB1J473J CHIP R 47K J 1/16WR218 RK73GB1J220J CHIP R 22 J 1/16WR220 RK73HB1J102J CHIP R 1.0K J 1/16WR221 RK73GB1J221J CHIP R 220 J 1/16WR239 R92-1252-05 CHIP R 0 OHMR240 RK73GB1J331J CHIP R 330 J 1/16WR243 RK73GB1J220J CHIP R 22 J 1/16WR244 RK73EB2ER39K CHIP R 0.39 K 1/4WR246 RK73EB2ER39K CHIP R 0.39 K 1/4WR247 R92-1252-05 CHIP R 0 OHMR248 RK73EB2ER39K CHIP R 0.39 K 1/4WR249 R92-1252-05 CHIP R 0 OHMR250-252 RN73GH1J154D CHIP R 150K D 1/16WR253 RK73GB1J221J CHIP R 220 J 1/16WR254-256 RN73GH1J154D CHIP R 150K D 1/16WR257 RK73GB1J221J CHIP R 220 J 1/16WR258,259 R92-1252-05 CHIP R 0 OHMR260 RK73GB1J103J CHIP R 10K J 1/16WR261 RK73GB1J470J CHIP R 47 J 1/16WR262,263 RK73GB1J104J CHIP R 100K J 1/16WR264 RK73GB1J680J CHIP R 68 J 1/16WR265 RK73GB1J473J CHIP R 47K J 1/16WR266 RK73GB1J683J CHIP R 68K J 1/16WR267 R92-1252-05 CHIP R 0 OHMR268 RK73GB1J105J CHIP R 1.0M J 1/16WR269,270 RK73GB1J473J CHIP R 47K J 1/16WR271 R92-1252-05 CHIP R 0 OHMR272 RK73GB1J222J CHIP R 2.2K J 1/16WR273 RK73GB1J103J CHIP R 10K J 1/16WR274 RK73GB1J470J CHIP R 47 J 1/16WR276 RK73GB1J103J CHIP R 10K J 1/16WR281 RK73GB1J331J CHIP R 330 J 1/16WR282,283 RK73GB1J472J CHIP R 4.7K J 1/16WR284 R92-1252-05 CHIP R 0 OHMR294 RK73GB1J221J CHIP R 220 J 1/16WR295 R92-1252-05 CHIP R 0 OHMR296,297 RK73HB1J473J CHIP R 47K J 1/16WR298 R92-1252-05 CHIP R 0 OHMR300 R92-1252-05 CHIP R 0 OHMR303-305 R92-1252-05 CHIP R 0 OHMR306 RK73HB1J102J CHIP R 1.0K J 1/16WR307 RK73GB1J272J CHIP R 2.7K J 1/16WR308 RK73GB1J684J CHIP R 680K J 1/16WR309 RK73GB1J221J CHIP R 220 J 1/16WR401 RK73GB1J224J CHIP R 220K J 1/16WR402,403 RK73GB1J394J CHIP R 390K J 1/16WR404,405 RK73GB1J104J CHIP R 100K J 1/16WR406 RK73HB1J473J CHIP R 47K J 1/16WR408 RK73GB1J153J CHIP R 15K J 1/16WR409 RK73GB1J394J CHIP R 390K J 1/16WR410 RK73GB1J472J CHIP R 4.7K J 1/16WR411 RK73HB1J102J CHIP R 1.0K J 1/16WR412 RK73HB1J471J CHIP R 470 J 1/16WR413 RK73GB1J681J CHIP R 680 J 1/16WR414 RK73HB1J184J CHIP R 180K J 1/16WR415 RK73GB1J474J CHIP R 470K J 1/16WR416 RK73GB1J474J CHIP R 470K J 1/16WD1 1SR154-400 DIODED2 ,3 MA2S111 DIODED4 RB706F-40 DIODED5 DAN222 DIODED6 MA2S111 DIODED7 DAN222 DIODED8 RB706F-40 DIODED9 MA2S077 DIODED10 HZU5ALL DIODED11 MA742 DIODED12, 14 HVC131 DIODED16 ,17 HVC350B VARIABLE CAPACITANCE DIODED18 ,19 DA221 DIODED20 ,21 HVC350B VARIABLE CAPACITANCE DIODED22 HVC131 DIODED23 MA2S077 DIODED24 1SS373 DIODED401 HVC131 DIODED402 MA2S111 DIODEIC1 ,2 TC75W51FU IC(BUFFER AMP)IC3 RN5VL42C IC(VOLTAGE DETECTOR)IC4 TC75W51FU IC(BUFFER AMP)IC5 S-81350HG-KD IC(VOLTAGE REGULATOR/5M)IC6 NJU7201U50 IC(VOLTAGE REGULATOR/5V)IC7 TC75W51FU IC(BUFFER AMP)IC8 M62364FP IC(D/A CONVERTER)IC9 TK11250BM IC(VOLTAGE REGULATOR/5C)IC10 TC75S51F IC(ACTIVE FILTER)IC11 TC75W51FU IC(ACTIVE FILTER)IC12 TA31136FN IC(FM IF)IC13 TC35453F IC(AUDIO PROCESSOR)IC14 SA7025DK IC(PLL SYSTEM)IC16 LC73872M IC(DTMF DECODER)IC17 AT29C020-90TI IC(FLASH MEMORY)IC18 GN2011(Q) IC(ACTIVE DBM)IC19 30620M8-394GP IC(CPU)∗3Note∗3 R306:470K resistor is applied in the product having serial No. of 201XXXXX.R306 RK73HB1J474J CHIP R 470K J 1/16W∗4 R416:This resistor is not used in the product having serial No. of 201XXXXX.