JVC RX-6042S Service Manual
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JVC RX-6042S Service Manual

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SERVICE MANUAL
AUDIO/VIDEO CONTROL RECEIVER
3
2005
MB398
1
PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
2
SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
3
DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
4
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
5
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
RX-6042S
TABLE OF CONTENTS
COPYRIGHT © 2005 Victor Company of Japan, Limited
Area suffix
UN ----------------------------- Asean
No.MB398
2005/3

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Summary of Contents for JVC RX-6042S

  • Page 1 SERVICE MANUAL AUDIO/VIDEO CONTROL RECEIVER MB398 2005 RX-6042S Area suffix UN ----------------------------- Asean TABLE OF CONTENTS PRECAUTION............... . . 1-3 SPECIFIC SERVICE INSTRUCTIONS .
  • Page 2 SPECIFICATION Amplifier Ω Output Power At Stereo operation Front channels 100 W*1 per channel, min. RMS, driven into 8 at 1 kHz with no more than 0.8% total harmonic distortion (IEC268-3/DIN). Ω At Surround operation Front channels 100 W per channel, min. RMS, driven into 8 , at 1 kHz with no more than 0.8% total harmonic dis- tortion.

  • Page 3: Precaution

    SECTION 1 PRECAUTION Please refer to "RX-6042S (No.MB197)" about this section. SECTION 2 SPECIFIC SERVICE INSTRUCTIONS Please refer to "RX-6042S (No.MB197)" about this section. SECTION 3 DISASSEMBLY Please refer to "RX-6042S (No.MB197)" about this section. SECTION 4 ADJUSTMENT Please refer to "RX-6042S (No.MB197)" about this section.
  • Page 4 Victor Company of Japan, Limited AV & MULTIMEDIA COMPANY AUDIO/VIDEO SYSTEMS CATEGORY 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan (No.MB398) Printed in Japan...
  • Page 5 SCHEMATIC DIAGRAMS AUDIO/VIDEO CONTROL RECEIVER RX-6042S CD-ROM No.SML200503 Area suffix UN ----------------------------- Asean Contents Block diagram Standard schematic diagrams 2-10 to 13 Printed circuit boards No.MB398SCH COPYRIGHT 2005 Victor Company of Japan, Limited. 2005/3...
  • Page 6 In regard with component parts appearing on the silk-screen printed side (parts side) of the PWB diagrams, the parts that are printed over with black such as the resistor ( ), diode ( ) and ICP ( ) or identified by the " " mark nearby are critical for safety.

  • Page 7: Block Diagram

    Block diagram Video signal input terminal section Audio signal input (S Video) terminal section (DVD) (Video) MONITOR M.OUT J406 SW_OUT VIDEO1 IC551 IC501 SUBWOOFER OUT VIDEO2 IC451 IC552 SELECTOR VCR REC DVD_C,DVD_SW SELECTOR DVD_C/SW VCR PLAY DVD_SL/SR Video signal input DVD_S VIDEO1 J591...

  • Page 8: Sheet

    Standard schematic diagrams Primary section PW310 PW301 PW101 PW410 PW409 PW309 QGA3901F2-03 CN251 F204 T2.5AL PW411 PW311 VS201 PW408 PW308 QSW0812-001 F202 PW407 QGF1205C1-14 PW307 CN201 T2AL RY_HP PW406 PW306 F203 (SHEET 8) RY_LR1 RY_C T2AL RY_S PW302 PROTECTOR_IN R201 PW102 POWER RY_SURROUND...
  • Page 9 Audio / Speaker terminal section (SHEET 1) EP301 CN351 QJK012-032403 C1301 0.1/160 C1302 0.01/500 D1301 D1304 C1303 0.01/500 C1305 C1304 6800/63 6800/63 CN321 QGB2510J1-14 L1351 (SHEET 3) QQLZ005-R45 ST305 QNB0001-002 B1005 R1301 3.3k L1352 QQLZ005-R45 R1302 CN311 QGB2510J1-14 Q1301 KTA1046/Y/ B1006 R1303 FW303...
  • Page 10 Audio amplifier section TP301 C819 10/100 R821 Q315 R321 C821 C321 R849 R831 Q805 R815 KTA1268/GL/ C307 R349 D305 C319 Q819 C815 R829 0.0015 1SS133 R331 Q319 100/63 KTA1268/GL/ D805 KTA1268/GL/ VR301 R339 R307 R363 C817 2.7k 2.2/50 2.7k R315 KTC3200/GL/ C317 R329...
  • Page 11 R1574 R1573 Q1420 KRA104M R1449 C1424 C1433 10/16 S_MUTE R1450 4.7/50 Q1406 R1452 R1412 100k KTC3203/OY/ C1447 Q1419 4.7/50 2SC3576-JVC 2SC3576-JVC-T R1413 CN473 Q1428 Q1427 QGA2501C1-03 R1448 R1451 100k Q1423 R1447 C1423 KRA104M Q1418 (SHEET 2) 2SC3576-JVC 4.7/50 IC428 R1473...

  • Page 12: Sheet

    Audio signal input terminal section J404 C451 C452 R451 R452 330p 330p DVD_L DVD-R R461 R463 100k 100k C441 10/25 C462 C443 C445 J404 47/25 0.022 C453 C454 C464 4.7/50 QNN0389-001 R453 R454 C419 0.022 IC403 4.7/50 NJM4580L-D R421 R445 R422 100k C421...

  • Page 13: Sheet

    Video signal input terminal section (SHEET 6) CN511 QGD2503F1-03 Q553 KTC3199/GL R511 C563 Q504 C561 0.047 KTA1267/YG/ R561 R516 R563 1.5k C506 Q505 R509 KTC3199/GL/ J551 J501 C507 R564 QNN0011-001 R510 QND0091-001 470/6.3 Q554 R515 R562 KTC3199/GL R565 C564 C562 R501 C501 470/6.3...

  • Page 14: Sheet

    Surround / Digital signal input terminal section R2007 C2013 R2022 LIN- TP_1 C2009 K2861 TP_11 R2861 NQR0269-004X J681 C2005 QNN0481-001 C2001 R2003 B601 R2013 C2881 4.7/25 C2019 DSP_IN_L 0.01 B603 R2011 C2871 IC601 NJM4565M-WE LIN+ R2021 IC602 C2003 NJM4565M-WE C2020 R2001 C2010 100k...
  • Page 15 User control keys / System control / FL display section C709 C707 4.7/50 4.7/50 GRID1 Q707 UN2214-X GRID2 Q708 DI701 UN2214-X QLF0132-001 GRID16 Q709 UN2214-X RDS_DATA R781 RDS_CLK R782 CN703 (SHEET 4) QJK021-024202 CN702 JS702 QGF1205F1-27 QSW1051-001 SEG12 GRID15 BASSBOOST SEG13 GRID16 INPUT_ATT...
  • Page 16 Printed circuit boards Main board (Audio input board) R449 CN401 R450 R436 C442 (Speaker terminal board) R442 R429 R441 R430 C441 C433 Q1356 Q1355 B432 ST305 ST304 Q1353 C1377 R431 R1369 Q1354 R1368 C1358 Q1352 R440 C440 C434 C1367 C1356 C1355 C1378 C1376...
  • Page 17 Front board (System control board) S731 S722 S721 S724 S723 S725 S726 R874 R875 S750 C723 C724 R778 R722 R721 S732 R725 R749 S745 R741 S734 S738 S741 S736 S740 S757 S737 S739 S743 S742 S735 S756 JS702 R740 R742 R745 C717 R707...
  • Page 18 Power amp. board (Power / Fuse board) (Rear amp. board(L)) (Rear amp. board(R)) B2037 B2025 (Voltage selector board) B2026 B2038 B110 B2027 B2039 B115 TA201 PW409 PW104 B117 B2028 B2040 PW407 B2029 B2041 B109 B2030 B116 B2042 FC242 FC241 B118 B108 B106 PW105...
  • Page 19 DSP board Forward side C2955 R2185 IC691 C2952 Q2710 R2189 R2191 Q2708 R2773 C2183 C2911 IC615 C2901 C2924 C2922 CN681 R2147 R2145 R2133 R2137 R2103 R2128 C2115 R2706 Q2141 R2141 R2135 R2131 R2111 TP51 R2129 R2143 C2143 C2101 R2705 C2133 C2139 R2115 C2113...
  • Page 20 Victor Company of Japan, Limited AV & MULTIMEDIA COMPANY AUDIO/VIDEO SYSTEMS CATEGORY 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan Printed in Japan (No.MB398SCH)

  • Page 21: Parts List

    PARTS LIST [ RX-6042S ] * All printed circuit boards and its assemblies are not available as service parts. Area suffix UN ----------------------------Asean - Contents - Exploded view of general assembly and parts list (Block No.M1) Electrical parts list (Block No.01~04) 3-18 Packing materials and accessories parts list (Block No.M3)
  • Page 22 Exploded view of general assembly and parts list Block No. Power transformer board Power transformer board F203 F202 Power/Fuse board HS402 HS434 HS211 Power supply board F205 Headphone jack board Power switch board BK701 BK702 94 93 System control board...
  • Page 23 F204 VS201 Voltage selector board 49 95 Speaker terminal board er transformer F201 Relay board Power/Fuse board Component Switch board board Main board 88 85 Front board HS402 HS405 HS403 HS434 HS401 HS435 HS404 Front board Main board Wire protection board...
  • Page 24 General Assembly Block No. [M][1][M][M]  Symbol No. Part No. Part Name Description Local QAU0346-001 TUNER TU 1 LV10756-012A FRONT PANEL LV43338-002A JVC MARK LV34003-001A LENS LV34000-002A PUSH BUTTON(POW LV42096-001A INDICATOR LV21420-002A PUSH BUTTON LV21421-002A PUSH BUTTON(FM) LV34001-002A 3-BUTTON (x2)
  • Page 25  Symbol No. Part No. Part Name Description Local QMF51W2-2R0-J8 FUSE F203 2A AC250V  E307572-001 FASTENER E409396-003 CAUTION LABEL E70945-H40B HEAT SINK HS 921 QYSBSG3008EA TAP SCREW M3 x 8mm QSW0812-001 VOLTAGE SWITCH  E70306-001 HEAT SINK HS 951 QYSBSG3008EA TAP SCREW M3 x 8mm...

  • Page 26: Electrical Parts List

    Electrical parts list Main board  Symbol No. Part No. Part Name Description Local Block No. [0][1] C451 QCBB1HK-331Y C CAPACITOR 330pF 50V K  Symbol No. Part No. Part Name Description Local C452 QCBB1HK-331Y C CAPACITOR 330pF 50V K C453 QCBB1HK-331Y C CAPACITOR...
  • Page 27  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local R442 QRE141J-104Y C RESISTOR 100kΩ 1/4W J R443 QRE141J-104Y C RESISTOR 100kΩ 1/4W J L1351 QQLZ005-R45 COIL 0.45uH R444 QRE141J-104Y C RESISTOR 100kΩ...
  • Page 28  Symbol No. Part No. Part Name Description Local Q1412 2SK301/PQ/-T TRANSISTOR C1412 QETN1HM-475Z E CAPACITOR 4.7uF 50V M Q1413 2SC3576-JVC-T TRANSISTOR C1413 QETN1HM-475Z E CAPACITOR 4.7uF 50V M Q1414 2SC3576-JVC-T TRANSISTOR C1414 NDC31HJ-101X C CAPACITOR 100pF 50V J Q1415...
  • Page 29  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local R497 NRSA63J-162X MG RESISTOR 1.6kΩ 1/16W J R791 NRSA63J-221X MG RESISTOR 220Ω 1/16W J R701 NRSA63J-472X MG RESISTOR 4.7kΩ 1/16W J R792 NRSA63J-221X MG RESISTOR 220Ω...
  • Page 30  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local  R1462 QRJ146J-2R2X UNF C RESISTOR 2.2Ω 1/4W J S725 QSW0683-001Z PUSH SW R1464 NRSA63J-104X MG RESISTOR 100kΩ 1/16W J S726 QSW0683-001Z PUSH SW R1465 NRSA63J-102X...
  • Page 31  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local Q503 KRC101M-T TRANSISTOR C206 QFLC1HJ-473Z M CAPACITOR 0.047uF 50V J Q504 KTA1267/YG/-T TRANSISTOR C207 QFLC1HJ-473Z M CAPACITOR 0.047uF 50V J Q505 KTC3199/GL/-T TRANSISTOR C208 QFLC2AJ-472Z...
  • Page 32  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local C905 QCS31HJ-221Z C CAPACITOR 220pF 50V J R501 QRE141J-331Y C RESISTOR 330Ω 1/4W J C907 QCB31HK-152Z C CAPACITOR 1500pF 50V K R502 QRE141J-750Y C RESISTOR 75Ω...
  • Page 33  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local R903 QRE141J-623Y C RESISTOR 62kΩ 1/4W J  TH901 QAD0012-202 THERMISTOR 2kΩ L R905 QRE141J-123Y C RESISTOR 12kΩ 1/4W J R907 QRE141J-272Y C RESISTOR 2.7kΩ...
  • Page 34  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local C2134 NDC31HJ-330X C CAPACITOR 33pF 50V J C2631 NCF31CZ-104X C CAPACITOR 0.1uF 16V Z C2139 QETN1EM-475Z E CAPACITOR 4.7uF 25V M C2632 NCF31CZ-104X C CAPACITOR 0.1uF 16V Z...
  • Page 35  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local R2103 NRSA63J-102X MG RESISTOR 1kΩ 1/16W J R2309 NRSA63J-104X MG RESISTOR 100kΩ 1/16W J R2104 NRSA63J-102X MG RESISTOR 1kΩ 1/16W J R2321 NRSA63J-102X MG RESISTOR 1kΩ...
  • Page 36  Symbol No. Part No. Part Name Description Local R2707 NRSA63J-221X MG RESISTOR 220Ω 1/16W J R2711 NRSA63J-103X MG RESISTOR 10kΩ 1/16W J R2713 NRSA63J-103X MG RESISTOR 10kΩ 1/16W J R2714 NRSA63J-103X MG RESISTOR 10kΩ 1/16W J R2715 NRSA63J-103X MG RESISTOR 10kΩ...
  • Page 37 <MEMO> 3-17...
  • Page 38 Packing materials and accessories parts list Block No. A1 A3 A4 A5 A6 3-18...
  • Page 39 Packing and Accessories Block No. [M][3][M][M]  Symbol No. Part No. Part Name Description Local LVT1140-004A INST BOOK ENG SPA POR CHI(PEKIN) RM-SRX6042U REMOCON ------------ BATTERY (x2) QAL0595-001 ANTENNA QAL0014-001 AM LOOP ANT QAM0112-002 PLUG ADAPTOR LV21633-011A CARTON BOX QPA02503505P POLY BAG 25cm x 35cm LV30256-014A...

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