Kenwood KR 77 Service Manual

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Extracted text from Kenwood KR 77 Service Manual (Ocr-read)

Page 1

KENWOOD

Hl/Fl STEREO COMPONENTS

SERVICE MANUAL

SOLID STATE
AM-FM STEREO RECEIVER

Page 2

PARTS DESCR PT 0 L ST 7

MAIN CHASSIS (AD-1K) SECTION
PRINTED CIRCUIT
- RF AMl> BLOCK lUA11133Bl
7 1F AMP BLOCK (UA1223K)
- MPX BLOCK (UA14023C1
7 PRE AMP BLOCK lUA13241Bl
-- MAIN AMP BLOCK (821)
Symbol No Description Part No Remarks
CAPACITORS
C1, 2 Mylar 0,056 11F i20%
C3 Electrolytic Tubular 47oF 3,15WV
C4 Mylar 0,221.11: 120%
C5 Ceramic 20PF i10%
C6 Ceramic 0.02;;F +80%, -20%
C101 Cerarﬁlc SGOPF iZOVu
C102 Ceramic 1OOPF 110%
C111 Mylar 1000PF i20"/a
CI 12 Mylar 0.068uF 120%
C113 Mylar 0.15M: 120%
C114 Mylar 0,015uF ﬂ0%
C115 Mylar 01033;: $2070
C116 Mylar 0,0033% +40%
C117 Mylar 0.027;: 120%
C118 Mylar 0 0082MF 170%
C171 Electrolytic Block 2200nF 35WV
C172 Mylar 0.2211 F 120%
C201 Ceramic SGOPF 120%
C20? Ceramic 100PF 310%
C211 Mylar 1000PF 120%
C212 Mylar 0 068m: i20%
C213 Mylar 0,15pF i20%
(3214 Mylar 0015111: i20%
C215 Mylar 0 O33uF 120%
C216 Mylar 0 0033;1F 120%
C217 Mylar 0 027111: 120%
C218 Mylar 000824 F t20%
C271 Electrolytic Block 2200MF 35WV
C272 Mylar 0,22uF i20%
C301 Ceramic 0 01m: +100% #0%
C302, 303 Oil Impregnated paper 0.02m: £2070
C304 Electrolytic Block 2200uF SDWV
C305 Electrolytic Tubular 1000 11F 35WV
C305 Electrolytic Tubular 100141: 25WV
C307 Electrolytic Tubular 470111: 35WV
C308 Electrolytic Tubular 100uF 16WV
C309 Electrolytic Tubular 220pF 16WV
C310 Electrolytic Tubular 1000uF 16WV
RESISTORS
R1 Fixed Carbon Composition 2212 110% 1/2W
R2 Fixed Carbon Composition 100162 i10% 1/4W
R101,102 Fixed Carbon Composution 1DOkSL $1090 1/2W
R103 Fixed Carbon Composition 1Skﬂ i10% 1/2W
R104 Fixed Carbon CompoSItion 27km 110% 132W
R105 Fixed Carbon Composition 100KB 110% 1/2W
F1106 Fixed Carbon Composition 390m 110% 1/2W
F1111, R112 Fixed Carbon Composition 10er 110% 1/2W
R113 Fixed Carbon Composition 4 7k!) i10% 1/2W
R114 Fixed Carbon Composition 5 6km. 310% 1/2W
H115 Fixed Carbon Composition 150m i10% 1/2W
F1116 Fixed Carbon Composition 151(5) 110% 1/2W
R117 Fixed Carbon Composition 5.8km. 1'10% 1/2W
R171,172 Wire Wound 0,479 i 5% 2W

Page 7

CHASSIS TOP VIEW