Kenwood FM Transceiver TK-481 Service Manual page 30

New
Ref. No. Address Parts No.
parts
R419-422 R92-1252-05
R423 RK73GB1J473J
D1 1SR154-400
D2 MA2S111
D3 MA742
D4,5 MA2S077
D6 UDZS4.7B
D7 HVU131
D8 MA2S111
D9,10 MA2S077
D11 MA742
D12 MA2S111
D17,18 DA221
IC1 TA75W01FU
IC2 RN5VL42C
IC3 TC75W51FU
IC4 M62364FP
IC5 S-81350HG-KD
IC6 NJU7201U50
IC7 TK11250BM
IC8 TC75W51FU
IC9 TA31136FN
IC10 TA75W01FU
IC11 SA7025DK
IC12 TC35453F
IC13 LC73872M
IC14 KCH31
IC14 KCH32
IC15 30622M8A-4F9GP
IC16 AT2408N10SI2.5
IC17 AT29C020-90TI
IC17 W29C020C90
IC18,19 BU4094BCFV
IC21 NJM2904V
IC23 TA75S01F
IC30 M68757L
IC30 M68757H
Q1 2SJ243
Q2 2SA1832(GR)
Q3,4 2SC4617(S)
Q5 2SC4619
Q5 2SC5108(Y)
Q6 3SK318
Q7 2SK1824
Q8 2SC5108(Y)
Q9 3SK274
Q10,11 2SC5108(Y)
Q12 2SC4988
Q13 2SK1824
Q14 DTC114EE
Q15 DTA144EE
Q16 DTC114EE
Q17 2SC5108(Y)
Q18 2SK1824
Q19 2SC4617(S)
Q20 DTC144EE
Q21-23 2SK1824
TH2 157-503-65001
A : TK-480 (K,K2)
B : TK-481 (K,K2)
PARTS LIST
Desti-
Description
nation
CHIP R 0 OHM
CHIP R 47K J 1/16W
DIODE
DIODE
DIODE
DIODE
ZENER DIODE
DIODE
DIODE
DIODE
DIODE
DIODE B-K,K2
DIODE
IC (BUFFER AMP)
IC (VOLTAGE DETECTOR/RESET)
IC (SUMMING AMP)
IC (D/A CONVERTER)
IC (VOLTAGE REGULATOR/5M)
IC (VOLTAGE REGULATOR/5V)
IC (VOLTAGE REGULATOR/5C)
IC (BUFFER AMP)
IC (FM IF SYSTEM)
IC (ACTIVE FILTER)
IC (PLL SYSTEM)
IC (AUDIO PROCESSOR)
IC (DTMF DECODER)
HIC (VCO SYSTEM) A-K,K2
HIC (VCO SYSTEM) B-K,K2
IC (MICROPROCESSOR)
IC (EEPROM)
IC (AND GATE)
IC (AND GATE)
IC (SHIFT REGISTER)
IC (COMPARATOR)
IC (ACTIVE FILTER)
IC (POWER MODULE) A-K,K2
IC (POWER MODULE) B-K,K2
FET
TRANSISTOR
TRANSISTOR
TRANSISTOR A-K,K2
TRANSISTOR B-K,K2
FET
FET
TRANSISTOR
FET
TRANSISTOR
TRANSISTOR
FET
DIGITAL TRANSISTOR
DIGITAL TRANSISTOR
DIGITAL TRANSISTOR
TRANSISTOR
FET
TRANSISTOR
DIGITAL TRANSISTOR
FET
THERMISTOR
TK-480/481
New
Ref. No. Address Parts No.
parts
TX-RX UNIT (X57-5630-XX)
Desti-
Description
nation
29