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JVC KS-AX5500 Service Manual
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JVC KS-AX5500 Service Manual

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3 7 63 1515 0
SERVICE MANUAL
9
2005
MA194
TE
L 13942296513
1
PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
2
SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
3
DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
4
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7
5
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9
.
http://www.xiaoyu163.com
POWER AMPLIFIER
KS-AX5500
Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade)

TABLE OF CONTENTS

x
y
i
COPYRIGHT © 2005 Victor Company of Japan, Limited
http://www.xiaoyu163.com
8
Q Q
3
6 7
1 3
u163
.
2 9
9 4
2 8
Area suffix
J ------------- Northern America
E ------------- Southern Europe
U -------------------- Other Areas
1 5
0 5
8
2 9
9 4
m
co
9 9
2 8
9 9
No.MA194
2005/9

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Summary of Contents for JVC KS-AX5500

  • Page 1: Table Of Contents

    3 7 63 1515 0 SERVICE MANUAL POWER AMPLIFIER MA194 2005 KS-AX5500 Area suffix J ------------- Northern America E ------------- Southern Europe U -------------------- Other Areas L 13942296513 Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade) TABLE OF CONTENTS PRECAUTION.

  • Page 2: Precaution

    http://www.xiaoyu163.com 3 7 63 1515 0 SPECIFICATION 100 W RMS × 4 channels at 4 Ω and [ < or = ] 1% THD + N Power Output 80 dBA (reference: 1 W into 4 Ω) Signal-to-Noise Ratio Maximum Power Output 800 W 4 Ω...

  • Page 3: Disassembly

    http://www.xiaoyu163.com SECTION 3 3 7 63 1515 0 DISASSEMBLY Main body Cover 3.1.1 Removing the main board (See Fig.1 to 3) (1) From the bottom of the body, remove the six screws A at- taching the cover. (2) Disconnect the wire from connector on the main board.
  • Page 4 http://www.xiaoyu163.com 3.1.2 Removing the cross over A board, the bass boost A 3 7 63 1515 0 board and the LED A board (See Fig. 4 to 7) • Prior to performing the following procedure, remove the main Bass boost A board board.
  • Page 5 http://www.xiaoyu163.com 3.1.3 Removing the cross over C board and the cross over 3 7 63 1515 0 CN705 B board (See Fig. 8 to 11) Cross over B board • Prior to performing the following procedure, remove the main board. (1) From the bottom of the main board, remove the two screws K attaching the bracket.
  • Page 6 http://www.xiaoyu163.com 3 7 63 1515 0 Bracket Washer Washer Bracket Bracket LED B board Bass boost B board Cross over C board Fig.13 Cross over B board Fig.11 L 13942296513 LED B board Bass boost B board Fig.12 u163 1-6 (No.MA194) http://www.xiaoyu163.com...

  • Page 7: Adjustment

    SECTION 4 3 7 63 1515 0 ADJUSTMENT KS-AX5500 IDOLING CURRENT ADJUSTMENT Instrument requited DC power Multimeter Connection Connect the DC power to the body (+B, remote and GND). After three minutes or more, start measurement (wait until the voltage is stabilized).
  • Page 8 KS-AX5500 TEST POINT 3 7 63 1515 0 D703 R440 Q419 R451 Q420 R825 R441 R725 C720 D405 D402 R726 C416 R715 R826 R701 Q402 D803 D704 Q403 C401 Q404 TP405 R830 C714 R409 C814 Q405 C721 R408 R405...

  • Page 9: Troubleshooting

    http://www.xiaoyu163.com SECTION 5 3 7 63 1515 0 TROUBLESHOOTING This service manual does not describe TROUBLESHOOTING. L 13942296513 u163 (No.MA194)1-9 http://www.xiaoyu163.com...
  • Page 10 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 Victor Company of Japan, Limited AV & MULTIMEDIA COMPANY CAR ELECTRONICS CATEGORY 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan (No.MA194) Printed in Japan http://www.xiaoyu163.com...

  • Page 11: Www Ao

    3 7 63 1515 0 SCHEMATIC DIAGRAMS POWER AMPLIFIER KS-AX5500 CD-ROM No.SML200509 Area suffix J ---------- Northern America E ---------- Southern Europe U ----------------- Other Areas L 13942296513 Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade)
  • Page 12 http://www.xiaoyu163.com 3 7 63 1515 0 Safety precaution Burrs formed during molding may be left over on some parts of the chassis. Therefore, pay attention to such burrs in the case of preforming repair of this system. L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 13 http://www.xiaoyu163.com 3 7 63 1515 0 Block diagram LVA10585-A1 LVA10586-A1 LVA10586-A2 CROSS OVER A BASS BOOST A FRONT INPUT S1531 CROSS 1CH OUT CROSS 2CH OUT FRONT HIGH INPUT CN504 CN505 1CH OUT BASS BOOST 1CH IN 1CH FLAT BASS BOOST 2CH IN 2CH OUT 2CH FLAT FRONT...
  • Page 14 http://www.xiaoyu163.com 3 7 63 1515 0 Standard schematic diagrams 4ch Power supply section QQR1664-001 2SC5734K/QR/-X QNG0059-001 1SS355-X QNG0059-001 QNB0277-001 3300/25 FKV550N FKV550N FKV550N FKV550N 2SA2054K/Q/-X 3300/25 2SA2054K/Q/-X FKV550N FKV550N FKV550N FKV550N W501-2 CN501-2 1SS355-X 2SC5734K/QR/-X WJS0039-003A-E QGA2001C1-05 WJS0039-004A-E QGA2001C1-05 W501 CN501 W502 CN502...
  • Page 15 http://www.xiaoyu163.com 3 7 63 1515 0 1SR156-400-X QQR1277-001Z ICP-S1.2-X QQS0353-001 2SC5171 +15V QQR1277-001Z FMG-32S 2SK368/Y/-X 300/25 POWERGND QQR1277-001Z 300/25 2SK368/Y/-X -15V QQR1277-001Z FMG-32R 2SA1930 ICP-S1.2-X L 13942296513 Q137 QQR1277-001Z 1SR156-400-X +MUTE 2SK368/Y/-X Q135 R167 Q134 Q138 R185 POWERGND POWERGND Q133 Q136 POWERGND -MUTE...
  • Page 16 http://www.xiaoyu163.com 3 7 63 1515 0 Front Amplifier section Q109 Q106 2SC5171 2SA1930 2SC5734K/GR/-X Q102 +15V Q103 2SC5734K/GR/-X R118 2SK198/R/-X Q108 Q101 R145 R147 MUTE C102 47/16 Q105 Q104 C105 Q107 10/16 2SC5171 Q110 2SA1930 -15V TP102 C101 L 13942296513 1CHPOWERIN 47/16 POWERGND...
  • Page 17 http://www.xiaoyu163.com 3 7 63 1515 0 D110 1SS376-X +MUTE Q109 SC5171 Q119 2SC3138/Y/-X R140 DCPROTECT Q111 MLE20 3.3k TP103 IPROTECT 0.45u PCS1-2-A4 L101 R165 R141 Q112 MJD20 3.3k Q120 2SA1255/Y/-X C120 0.1/50 BGND Q110 POWERGND SA1930 D111 D103 D104 1SR156-400-X 1SR156-400-X -MUTE 1SS376-X...
  • Page 18 http://www.xiaoyu163.com 3 7 63 1515 0 Rear Amplifier section CN502-4 Q309 Q306 2SC5171 2SA1930 2SC5734K/GR/-X +15V Q303 Q302 2SC5734K/GR/-X R318 Q311 MLE20 2SK198/R/-X Q308 Q301 R345 R347 MUTE C302 Q312 47/16 MJD20 Q305 Q304 C305 Q307 10/16 2SC5171 Q310 2SA1930 -15V TP302 C301...
  • Page 19 http://www.xiaoyu163.com 3 7 63 1515 0 D310 1SS376-X +MUTE CN502-4 5171 Q319 DCPROTECT 2SC3138/Y/-X R340 Q311 MLE20 3.3k IPROTECT TP303 0.45u PCS1-2-A4 L301 R365 R341 Q312 3.3k MJD20 Q320 2SA1255/Y/-X C320 0.1/50 BGND 1930 POWERGND D303 D304 1SR156-400-X 1SR156-400-X CN502-4 D311 C319 -MUTE...
  • Page 20 http://www.xiaoyu163.com 3 7 63 1515 0 4ch input section +15V C514 R526 QNN0745-001 TP501 IC501 J501 NJM4580V-X C502 1CHOUT R515 R509 10/16 IC502 R525 NJM4580V-X R514 R512 R522 C503 C511 10/16 1CHFLAT R507 IC521 4.7k NJM4580V-X C504 0.01 C505 C905 D507 D509 330/16...
  • Page 21 http://www.xiaoyu163.com 3 7 63 1515 0 CN502-3 C714 R726 TP701 QNN0745-001 IC701 NJM4580V-X J701 3CHOUT C702 R715 R709 10/16 IC702 R725 NJM4580V-X R722 R714 R712 C703 C711 10/16 3CHFLAT IC721 1CHFLAT R707 NJM4580V-X 4.7k C704 0.01 C705 C915 D707 D709 330/16 10/16 MC2836-X...
  • Page 22 http://www.xiaoyu163.com 3 7 63 1515 0 Cross over & Bass boost section R1532 R1533 QSW1151-001 C1534 C1533 C1531 C1537 IC532 NJM4580V-X 22/16 0.056 R1536 VR531 C1532 QVQ0339-C54 R1531 VR531 9.1k 0.056 QVQ0339-C54 S1531 R1534 9.1k IC533 NJM4580V-X IC531 R1535 NJM4580V-X WJS0070-001A-E W1531 C1538...
  • Page 23 http://www.xiaoyu163.com 3 7 63 1515 0 R1732 R1733 QSW1151-001 C1737 C1733 C1734 S1731 C1731 IC732 NJM4580V-X 0.056 22/16 VR731 R1736 C1732 QVQ0339-C54 R1731 VR731 9.1k 0.056 R1734 QVQ0339-C54 9.1k IC733 NJM4580V-X IC731 NJM4580V-X R1735 WJS0070-001A-E W1731 C1738 R1832 R1833 QSW1151-001 C1834 C1833 S1731...
  • Page 24 http://www.xiaoyu163.com 3 7 63 1515 0 Printed circuit boards Main board Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade) D411 C311 Q412 Q311 Q312 Q411 Q408 Q308 TP405 TP306 R326 TP406 TP407 W502 R426 R327 TP305...
  • Page 25 http://www.xiaoyu163.com 3 7 63 1515 0 TP24 Q120 Q211 Q212 Q111 Q112 Q208 Q108 TP106 TP205 TP206 TP105 R227 R226 TP203 R127 R126 CN501 TP207 R222 TP107 R216 Q207 Q210 R124 R224 R120 R121 Q209 Q206 Q109 Q107 Q106 Q110 R220 R239 R223...
  • Page 26 http://www.xiaoyu163.com 3 7 63 1515 0 Cross over & Bass boost board Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade) IC731 R1731 C1763 C1863 C1765 R1768 R1868 R1869 R1836 R1767 R1736 R1766 R1761 R1867 R1866 C1734...
  • Page 27 http://www.xiaoyu163.com 3 7 63 1515 0 < M E M O > L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 28 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 Victor Company of Japan, Limited AV & MULTIMEDIA COMPANY CAR ELECTRONICS CATEGORY 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan Printed in Japan (No.MA194SCH) http://www.xiaoyu163.com...
  • Page 29 3 7 63 1515 0 PARTS LIST [ KS-AX5500 ] * All printed circuit boards and its assemblies are not available as service parts. L 13942296513 Area suffix J ------------- Northern America E ------------- Southern Europe U -------------------- Other Areas...
  • Page 30 http://www.xiaoyu163.com 3 7 63 1515 0 Exploded view of general assembly and parts list Block No. 50 50 15 19 W312 17 18 17 W311 Front side L 13942296513 E ver. Main board Back side u163 The parts without symbol number are not service.
  • Page 31 http://www.xiaoyu163.com 3 7 63 1515 0 General Assembly Block No. [M][1][M][M] Symbol No. Part No. Part Name Description Local  LV22109-002A PWB BRACKET-L LV22110-002A PWB BRACKET-R LV44487-001A SPACER (x2) LV44487-002A SPACER (x2) LV40846-048A SPACER(F) (x2) QYSDSG3006ZA TAP SCREW M3 x 6mm(x2) QYSDSG3006ZA TAP SCREW M3 x 6mm...
  • Page 32 http://www.xiaoyu163.com 3 7 63 1515 0 Electrical parts list Main board  Symbol No. Part No. Part Name Description Local Block No. [0][1] Q220 2SA1255/Y/-X TRANSISTOR  Symbol No. Part No. Part Name Description Local Q301 2SK198/R/-X CHIP JFET.C.M Q302 2SC5734K/QR/-X TRANSISTOR Q303...
  • Page 33 http://www.xiaoyu163.com 3 7 63 1515 0  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local D405 1SS355-X SI DIODE C109 NCF31HZ-104X C CAPACITOR 0.1uF 50V Z D406 1SS376-X SI DIODE C110 NCZ1065-101X C CAPACITOR 100pF...
  • Page 34 http://www.xiaoyu163.com 3 7 63 1515 0  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local C601 NDC31HJ-102X C CAPACITOR 1000pF 50V J NRSA63J-332X MG RESISTOR 3.3kΩ 1/16W J C602 QEKJ1CM-106Z E CAPACITOR 10uF 16V M NRSA63J-132X MG RESISTOR...
  • Page 35 http://www.xiaoyu163.com 3 7 63 1515 0  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local R162 NRSA63J-473X MG RESISTOR 47kΩ 1/16W J R318 NRSA63J-330X MG RESISTOR 33Ω 1/16W J R163 NRSA63J-473X MG RESISTOR 47kΩ...
  • Page 36 http://www.xiaoyu163.com 3 7 63 1515 0  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local R601 NRSA63J-104X MG RESISTOR 100kΩ 1/16W J QNG0059-001 FUSE HOLDER R609 NRS181F-223X MG RESISTOR 22kΩ 1/8W F ICP-S1.2-X IC PROTECTOR 1.2A...
  • Page 37 http://www.xiaoyu163.com 3 7 63 1515 0  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local C1831 NDC31HJ-470X C CAPACITOR 47pF 50V J R1772 NRSA63J-223X MG RESISTOR 22kΩ 1/16W J C1832 QFV61HJ-563Z MF CAPACITOR 0.056uF 50V J R1831...
  • Page 38 http://www.xiaoyu163.com 3 7 63 1515 0 Packing materials and accessories parts list Block No. No additional / supplemental order of WARRANTY CARDs are available. A1 A2 A1 A2 A1 A2 A4 A5 A6 J version E version U version KIT: A9 L 13942296513 u163 3-10...
  • Page 39 http://www.xiaoyu163.com 3 7 63 1515 0 Packing and Accessories Block No. [M][3][M][M] Symbol No. Part No. Part Name Description Local  LVT1384-001A INST SHEET ENG FRE LVT1384-002A INST SHEET GER SPA LVT1384-005A INST SHEET CHI(TAIWAN) THA LVT1435-001A INST SHEET LVT1384-003A INST SHEET ITA DUT LVT1384-006A...