Kenwood KAC-M1804 Service Manual Download Page 18 | Manualshive

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MODEL

MARK

MODEL

MARK

KAC-M1804

K0

KAC-M1804

E1

Safe Symbol No.

Parts No.

Parts Name

Description

QTY

Local

AUDIO UNIT (X09-9220-10) <X09>

IC1

BA4564RFV

ANALOGUE IC

1

IC2

NJM4565E-ZB

ANALOGUE IC

1

IC3

NJM4565E-ZB

ANALOGUE IC

1

IC4

IR4302MTRPBF

MOS IC

1

IC5

IR4302MTRPBF

MOS IC

1

IC6

BA4564RFV

ANALOGUE IC

1

IC7

BA10358F

ANALOGUE IC

1

IC8

BA10358F

ANALOGUE IC

1

IC9

TL494G-S16-R

ANALOG IC

1

IC10

BA4564RFV

ANALOGUE IC

1

IC11

BA4564RFV

ANALOGUE IC

1

IC12

BA4564RFV

ANALOGUE IC

1

Q1

2SC4154(F)

TRANSISTOR

1

Q2

2SC4154(F)

TRANSISTOR

1

Q3

2SC4154(F)

TRANSISTOR

1

Q101

2SC4154(F)

TRANSISTOR

1

Q102

2SC4154(F)

TRANSISTOR

1

Q103

2SC4154(F)

TRANSISTOR

1

Q203

2SC4154(F)

TRANSISTOR

1

Q204

2SC4154(F)

TRANSISTOR

1

Q205

STD60NF06

FET

1

Q207

STD60NF06

FET

1

Q208

2SA1577

TRANSISTOR

1

Q209

2SA1577

TRANSISTOR

1

Q210

RT1N141M-T111

TRANSISTOR

1

Q211

RT1N141M-T111

TRANSISTOR

1

Q212

RT1P141M-T111

TRANSISTOR

1

Q213

2SAR293P

TRANSISTOR

1

Q214

2SC4154(F)

TRANSISTOR

1

Q215

2SC4154(F)

TRANSISTOR

1

Q216

2SCR533D

TRANSISTOR

1

Q217

2SAR533D

TRANSISTOR

1

Q218

2SCR533D

TRANSISTOR

1

Q219

2SC4154(F)

TRANSISTOR

1

Q220

2SC4154(F)

TRANSISTOR

1

Q221

ISA1602AM1(F)

TRANSISTOR

1

Q222

2SC4154(F)

TRANSISTOR

1

Q226

2SCR293P

TRANSISTOR

1

Q227

2SAR293P

TRANSISTOR

1

Q229

2SC4154(F)

TRANSISTOR

1

Q230

RT1P141M-T111

TRANSISTOR

1

Q231

2SC2713-F

TRANSISTOR

1

Q232

ISA1602AM1(F)

TRANSISTOR

1

Q233

2SC4154(F)

TRANSISTOR

1

D1

LM1MA142WK-G

DIODE

1

D2

LM1MA142WK-G

DIODE

1

D3

LM1MA142WA-G

DIODE

1

D4

LM1MA142WA-G

DIODE

1

D5

DA2J101

DIODE

1

D6

DA2J101

DIODE

1

D7

DA2J101

DIODE

1

D8

DA2J101

DIODE

1

D9

DA2J101

DIODE

1

D10

DA2J101

DIODE

1

D11

RF101L2S

DIODE

1

D12

RF101L2S

DIODE

1

D101

LM1MA142WK-G

DIODE

1

D102

LM1MA142WK-G

DIODE

1

D103

LM1MA142WA-G

DIODE

1

D104

LM1MA142WA-G

DIODE

1

D105

DA2J101

DIODE

1

D106

DA2J101

DIODE

1

D107

DA2J101

DIODE

1

D108

DA2J101

DIODE

1

D109

DA2J101

DIODE

1

D110

DA2J101

DIODE

1

D111

RF101L2S

DIODE

1

D112

RF101L2S

DIODE

1

D201

LM1MA142WK-G

DIODE

1

D202

DZ2J120M

Z DIODE

1

D203

DA2J101

DIODE

1

D204

DA2J101

DIODE

1

D205

DA2J101

DIODE

1

D206

DA2J101

DIODE

1

D207

DZ2J033M

Z DIODE

1

D208

DZ2J150M

Z DIODE

1

D209

DZ2J120M

Z DIODE

1

D210

DZ2J120M

Z DIODE

1

D211

DZ2J120M

Z DIODE

1

D212

DZ2J056M

Z DIODE

1

D213

DZ2J056M

Z DIODE

1

D214

DZ2J051M

Z DIODE

1

D215

DZ2J051M

Z DIODE

1

D216

DA2J101

DIODE

1

D217

LM1MA142WA-G

DIODE

1

D219

DA2J101

DIODE

1

D224

RFN3BM2S

DIODE

1

D225

RFN3BM2S

DIODE

1

D226

RFN3BM2S

DIODE

1

D227

RFN3BM2S

DIODE

1

D228

DA2J101

DIODE

1

(No.WA122<Rev.002>)5/10

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Summary of Contents for KAC-M1804

Page 1: ... KAC M1804 COPYRIGHT 2015 JVC KENWOOD Corporation J61 0629 05 x2 Wire band J61 0620 05 x2 Wire band PbF This product uses Lead Free solder This product complies with the RoHS directive for the European market DC cord E30 8358 05 Screw set N99 1840 05 Cord with pinplug E3A 00xx 00 x2 KAC M1804 North America K0 KAC M1804 Europe E1 ...

Page 2: ...kHz Signal to noise ratio 90 dB Input impedance 10 kΩ General Operating voltage 14 4 V 11 16 V allowable Current consumption 15 A Dimensions W H D 140 34 90 mm 5 1 2 1 5 16 3 9 16 inch Weight 0 5 kg 1 1 lbs CEA 2006 RMS Watts per channel 4 ohms 1 THD N 45 W 4 Signal to noise ratio Reference 1Watt into 4 ohms 74 dBA 152 mm 16 140 mm 5 1 2 90 mm 3 9 16 65 mm 2 9 16 34 mm 1 5 16 ...

Page 3: ...hat they have been returned to normal after reassem bling 1 2 Warning 1 This equipment has been designed and manufactured to meet international safety standards 2 It is the legal responsibility of the repairer to ensure that these safety standards are maintained 3 Repairs must be made in accordance with the relevant safety standards 4 It is essential that safety critical components are replaced by...

Page 4: ...y terminal do not short circuit these lines 2 2 Components description 2 2 1 AUDIO UNIT X09 9220 10 Part Number Part Name SPEC F53 0513 08 PATTERN FUSE 4A Meltdown point Ref No Application Function Operation Condition Compatibility D1 D2 D3 D4 D101 D102 D103 D104 Electrostatic protection diode Protects the circuit against static electricity that enters through the RCA or SP IN connection IC10 IC11...

Page 5: ...n Q211 Q212 Transistor for latched circuit Latched circuit for DC protection and power protection IC9 DC DC converter control IC D206 Diode for prevention of DC DC IC error op eration D214 D219 Diode for temperature protection control Stops DC DC converter oscillation and stops B supply when temperature protection is detected Q210 Transistor for temperature protection control Q205 Q207 FET for DC ...

Page 6: ... Fig 2 Fig 2 3 Remove the 4 screw C and remove the Panel L See Fig 3 Fig 3 4 Disconnector the wire from connector CN1 See Fig 4 5 Remove the 4 screws D and remove the Audio unit See Fig 4 Fig 4 SECTION 4 ADJUSTMENT This service manual does not describe ADJUSTMENT SECTION 5 TROUBLESHOOTING This service manual does not have troubleshooting information A BOTTOM PLATE B PANEL R C PANEL L D AUDIO UNIT ...

Page 7: ... No WA122 Rev 002 VSE Printed in Japan JVC KENWOOD Corporation CE Segment 2967 3 Ishikawa machi Hachioji shi Tokyo 192 8525 Japan ...

Page 8: ...SCHEMATIC DIAGRAMS POWER AMPLIFIER KAC M1804 No WA122 Rev 002 1 6 ...

Page 9: ... by the symbol are critical for safety Whenever replacing these parts be sure to use specified ones to secure the safety The parts not indicated in this Parts List and those which are filled with lines in the Parts No columns will not be supplied P W BOARD Ass y will not be supplied but those which are filled with the Parts No in the Parts No columns will be supplied There are cases where the actu...

Page 10: ... supported Bridge Non supported ON OFF control DC DC Converter B_R B_R B_L B_L LPF Power Amp RCA IN 0dB SP IN 26dB 9 9dB 2Ω 1kHz 45W 4Ω Protection Current Protection DC SP IN 3 9dB RCA IN 29 9dB TotalGain Output Bch Output Ach Out Speaker 3 3dB fc 55kHz 23 3dB Level IN Speaker RCA IN or Input Bch Input Ach A_R Filter LC A_L A_L A_R A_L A_R A_L Filter LC B_L B_L B_R B_R A_R Filter LC Filter LC 23 9...

Page 11: ...5 VB2 24 VS2 23 VP2 22 VN2 21 VN1 20 VP1 19 VS1 18 VB1 17 CSH1 16 COM 15 VCC 14 NC_13 13 FAULT 12 CSD 11 COMP1 10 IN 1 9 IN 1 8 VAA 7 VSS_6 6 GND 5 IN 2 4 IN 2 3 COMP2 2 CLIP 1 IR4302MTRPBF IC5 L33 3224 05 L2 L33 3224 05 L101 L33 3224 05 L102 L33 3224 05 L1 8 7 6 5 4 3 2 1 108u L33 3209 05 L202 E B C ISA1602AM1 F Q232 E B C ISA1602AM1 F Q221 E B C 2SA1577 Q208 E B C 2SAR293P Q227 E B C 2SA1577 Q20...

Page 12: ...3 R129 R121 R122 R120 R118 R119 R123 R127 R128 R124 R24 R21 R22 R23 R27 R31 R32 R28 R29 R30 R20 R10 R11 R12 R7 R8 R9 R13 R17 R18 R19 R14 R15 R16 R36 R35 C213 C214 C211 C207 C18 C163 C201 C204 C203 C117 C21 C131 C219 C113 C134 C115 C110 C133 C114 C108 C109 C107 C106 C144 C141 C142 C15 C16 C143 C121 C122 C155 C156 C153 C154 C105 C137 C138 C17 C139 C118 C116 C140 C54 C53 C11 C55 C5 C6 C273 C9 C10 C7 ...

Page 13: ...D101 TH202 Q207 Q205 IC6 R235 D214 D215 D206 D203 C255 Q212 Q210 Q211 Q227 Q226 Q213 R276 R214 R278 R227 R226 R229 R228 R279 R280 R213 R149 R275 R150 R207 R208 R209 R210 R212 R211 R272 R296 R295 R239 R238 R237 R242 R241 R240 R282 R236 R273 R245 R244 R243 R247 R246 R49 R50 R144 R143 R133 R274 R134 R126 R125 R25 R26 R33 R44 R43 R34 C210 C209 C208 C162 C161 C222 C220 C225 C226 C223 C224 C217 C218 C12...

Page 14: ...PARTS LIST POWER AMPLIFIER KAC M1804 No WA122 Rev 002 1 10 ...

Page 15: ...by the symbol are critical for safety Whenever replacing these parts be sure to use specified ones to secure the safety The parts not indicated in this Parts List and those which are filled with lines in the Parts No columns will not be supplied P W BOARD Ass y will not be supplied but those which are filled with the Parts No in the Parts No columns will be supplied There are cases where the actua...

Page 16: ...B B B A A A 502 501 354 353 352 351 214 213 212 x2 x2 x2 x2 x2 x2 701 715 711 Parts with the exploded numbers larger than 700 are not supplied EXPLODED VIEW Block No 200 created date 2015 03 23 No WA122 No WA122 Rev 002 3 10 ...

Page 17: ...ITE SCREW 12 212 A64 5574 12 PANEL 1 213 A64 5575 12 PANEL 1 214 E30 8371 05 CORD W PINPLUG 1 351 J61 0620 05 WIRE BAND 2 352 J61 0629 05 WIRE BAND 2 K0 353 E3A 0002 00 CORD W PINPLUG 2 K0 353 E3A 0095 00 CORD W PINPLUG 2 E1 354 N99 1840 05 SCREW SET 1 501 B64 5170 00 INST MANUAL ENG SPA FRE 1 K0 501 B5A 0670 00 INST MANUAL GER ITA POR EUROPE DUT 1 E1 502 B5A 0694 00 INST MANUAL ENG FRE SPA 1 E1 N...

Page 18: ...TRANSISTOR 1 Q222 2SC4154 F TRANSISTOR 1 Q226 2SCR293P TRANSISTOR 1 Q227 2SAR293P TRANSISTOR 1 Q229 2SC4154 F TRANSISTOR 1 Q230 RT1P141M T111 TRANSISTOR 1 Q231 2SC2713 F TRANSISTOR 1 Q232 ISA1602AM1 F TRANSISTOR 1 Q233 2SC4154 F TRANSISTOR 1 D1 LM1MA142WK G DIODE 1 D2 LM1MA142WK G DIODE 1 D3 LM1MA142WA G DIODE 1 D4 LM1MA142WA G DIODE 1 D5 DA2J101 DIODE 1 D6 DA2J101 DIODE 1 D7 DA2J101 DIODE 1 D8 DA...

Page 19: ...50V J 1 C42 CC73GCH1H102J C CAPACITOR 1000pF 50V J 1 C43 CC73GCH1H102J C CAPACITOR 1000pF 50V J 1 C44 CC73GCH1H102J C CAPACITOR 1000pF 50V J 1 C45 CK73FBB1H224K C CAPACITOR 0 22uF 50V K 1 C46 CK73FBB1H224K C CAPACITOR 0 22uF 50V K 1 C47 CK73FBB1H224K C CAPACITOR 0 22uF 50V K 1 C48 CK73FBB1H224K C CAPACITOR 0 22uF 50V K 1 C49 CC73GCH1H151J C CAPACITOR 150pF 50V J 1 C50 CC73GCH1H151J C CAPACITOR 150...

Page 20: ...V K 1 C161 CK73GBB1H103K C CAPACITOR 0 01uF 50V K 1 C162 CK73GBB1H103K C CAPACITOR 0 01uF 50V K 1 C163 CK73GB1H104K C CAPACITOR 0 1uF 50V K 1 C164 CK73FB1C106K C CAPACITOR 10uF 16V K 1 C165 CC73GCH1H330J C CAPACITOR 33pF 50V J 1 C166 CC73GCH1H330J C CAPACITOR 33pF 50V J 1 C167 CC73GCH1H330J C CAPACITOR 33pF 50V J 1 C168 CC73GCH1H330J C CAPACITOR 33pF 50V J 1 C169 CK73GBB1H103K C CAPACITOR 0 01uF 5...

Page 21: ...03J MG RESISTOR 10kΩ 1 10W J 1 R18 RK73GB2A103J MG RESISTOR 10kΩ 1 10W J 1 R21 RK73GB2A222J MG RESISTOR 2 2kΩ 1 10W J 1 R22 RK73GB2A222J MG RESISTOR 2 2kΩ 1 10W J 1 R23 RK73GB2A102J MG RESISTOR 1kΩ 1 10W J 1 R24 RK73GB2A102J MG RESISTOR 1kΩ 1 10W J 1 R25 RK73GB2A152J MG RESISTOR 1 5kΩ 1 10W J 1 R26 RK73GB2A911J MG RESISTOR 910Ω 1 10W J 1 R27 RK73GB2A1R0J MG RESISTOR 1Ω 1 10W J 1 R28 RK73GB2A1R0J M...

Page 22: ...1 4W J 1 R149 RK73GB2A433J MG RESISTOR 43kΩ 1 10W J 1 R150 RK73GB2A433J MG RESISTOR 43kΩ 1 10W J 1 R151 RK73FB2B100J MG RESISTOR 10Ω 1 8W J 1 R152 RK73GB2A113J MG RESISTOR 11kΩ 1 10W J 1 R153 RK73GB2A113J MG RESISTOR 11kΩ 1 10W J 1 R155 RK73GB2A912J MG RESISTOR 9 1kΩ 1 10W J 1 R156 RK73GB2A912J MG RESISTOR 9 1kΩ 1 10W J 1 R157 RK73GH2A103D MG RESISTOR 10kΩ 1 10W D 1 R158 RK73GH2A103D MG RESISTOR 1...

Page 23: ...270 RK73EB2E100J MG RESISTOR 10Ω 1 4W J 1 R271 RK73GB2A472J MG RESISTOR 4 7kΩ 1 10W J 1 R272 RK73GB2A473J MG RESISTOR 47kΩ 1 10W J 1 R273 RK73GB2A183J MG RESISTOR 18kΩ 1 10W J 1 R274 RK73GB2A474J MG RESISTOR 470kΩ 1 10W J 1 R275 RK73GB2A202J MG RESISTOR 2kΩ 1 10W J 1 R276 RK73GB2A473J MG RESISTOR 47kΩ 1 10W J 1 R278 RK73GB2A103J MG RESISTOR 10kΩ 1 10W J 1 R279 RK73GB2A103J MG RESISTOR 10kΩ 1 10W J...

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