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JVC UX-H100 Service Manual Download Page 26

2-3

Block diagrams

A version

FRONT BLOCK
MICON CONTROL & LCD DISPLAY

LCD

IC401

S3C825A

CPU CONTROL IC

IC402

IR IC

CN403

CN401

CN402

AUX JACK

L CH
R CH

CN201

FM ANT

AM ANT

IC1

LA1823

TUNER IC

IC203

M74HC4049

EXPAND IC

CN204

CN202

IC2

LC72136N

PLL IC

IC201

BD3881FV

FUNCTION IC

MAIN BLOCK
POWER AMPLIFIER & SOUND CONTROL
TUNER SECTION

IC204

NJM4565D

HEADPHONE AMP

IC202

LA4636

AMPLIFIER

PHONE OUT

SPEAKER

CN205

CN203

POWER SUPPLY

REGULATION

CASS POWER

CASS CONNECT WIRE

CASS
DECK

MOTOR

E.HEAD

R/P HEAD

CASSETTE DECK MECH

LEAF SW-PLAY MODE

/REC MODE/POWER ON

CN902

POWER SUPPLY BLOCK

CN705

CN704

CN703

CD BLOCK

CN701

RF SERVO

IC701 S1L9226X

DIGITAL SERVO

IC801 S5L9279

CD MECH    CMS-B31BG6U

CD PICKUP

CMS-B31BG6U

RF CONNECT

OR

FEED

MOTOR

SPINDLR

MOTOR

CN702

CD SERVO DRIVER

IC703 KA9259D

MP3 MEMORY

IC803 TM50S116T

PT902

SUB TRANSFORMER

DB-EI28-2833A

RELAY

RY901

PT901

MAIN TRANSFORMER

DB-EI57-2871A

LIVE

NEUTRAL

AC LINE INPUT

AC LINE INPUT

AC 240V 50HZ

Summary of Contents for UX-H100

Page 1: ...248 2004 7 MICRO COMPONENT SYSTEM MB248 2004 7 UX H100 TABLE OF CONTENTS 1 PRECAUTION 1 3 2 SPECIFIC SERVICE INSTRUCTIONS 1 6 3 DISASSEMBLY 1 7 4 ADJUSTMENT 1 16 5 TROUBLESHOOTING 1 17 Area suffix A Australia US Singapore UT Taiwan UW Brazil Mexico Peru UJ U S Military ...

Page 2: ...vals 531 kHz 1 710 kHz CD player Dynamic range 85 dB Signal to noise ratio 85 dB Wow and flutter Immeasurable Cassette deck Frequency response Normal type I 100 Hz 10 000 Hz Wow and flutter 0 35 WRMS General Power requirement AC 110V 127V 220V 240 V adjustable with the voltage selector 50 Hz 60 Hz Power consumption 38 W at operation 2 W on standby Dimensions W H D approx 144 mm 255 mm 277 mm Mass ...

Page 3: ...ack control shafts etc to be sure the product is safe to operate without danger of electrical shock Do not use a line isolation transformer during this check Plug the AC line cord directly into the AC outlet Using a Leakage Current Tester measure the leakage current from each exposed metal parts of the cabinet particular ly any exposed metal part having a return path to the chassis to a known good...

Page 4: ...he laser diode in the optical pickup The tester s internal power source can easily destroy the laser diode 1 6 Handling the traverse unit optical pickup 1 Do not subject the traverse unit optical pickup to strong shocks as it is a sensitive complex unit 2 Cut off the shorted part of the flexible cable using nippers etc after replacing the optical pickup For specific details refer to the replacemen...

Page 5: ...lock failed or defeated AVOID DIRECT EXPOSURE TO BEAM e VARNING Synlig och osynling laserstrålning när den öppnas och spärren är urkopplad Betrakta ej strålen s VARO Avattaessajasuojalukitus ohitettuna tai viallisena olet alttiina näkyvälle ja näkymättömälle lasersäteilylle Vältä säteen kohdistumista suoraan itseesi f ADVARSEL Synlig og usynlig laserstråling når maskinen er åben eller interlocken ...

Page 6: ...1 6 No MB248 SECTION 2 SPECIFIC SERVICE INSTRUCTIONS This service manual does not describe SPECIFIC SERVICE INSTRUCTIONS ...

Page 7: ...e the rear cover 1 Replace the fuses inside Caution Be sure to use fuses with the specified ratings Fig 1 3 1 2 Replacing the power IC See Fig 2 Prior to performing the following procedure remove the rear cover 1 Remove the two screws A from the heat sink between the power IC 2 Remove the solder fixing the power IC Fig 2 Fuse F901 800MAL 250V Fuse F902 T315MAL 250V A ...

Page 8: ...r cover from the back of the body 2 Remove the eight screws D that retain the rear cover from the two sides of the body 3 Remove the rear cover from the body by pulling it toward the back Caution The FM terminal wire inside must be pulled out while remov ing the rear cover Fig 3 Fig 4 Rear cover C C C D D D ...

Page 9: ...onnectors CN704 CN703 on the CD board 3 Disengage the claws F on both sides of the body while moving the CD chassis assembly downward and back ward 4 Before you take away the CD chassis assembly you must disconnect the wire from the connector CN204 on the main board Fig 8 Caution You must ensure that the two claws of the CD chassis s top G are disengaged while moving the CD chassis assembly Fig 5 ...

Page 10: ... cover Also remove the CD chassis assembly 1 Remove the three screws Y1 retaining the CD board 2 Disconnect the FFC cable Y2 from the connector CN701 3 Disconnect the two parallel wires Y3 from the connector 4 Remove the four screws Y4 with washers retaining the CD mechanism Fig 9 Fig 10 Fig 11 Fig 12 Fig 13 Y1 Y2 Y3 Y3 Y4 ...

Page 11: ... wire 3 Disconnect the cassette head wire Z1 and the cassette mo tor wire Z2 of power supply from the connectors CN202 CN203 and then disconnect the AUX IN connecting wire Z3 from the connector TP1 4 Disengage the claws I on both sides of the front cabinet as sembly and then move the bottom base assembly toward the back Caution You must ensure that the 30 pin connector CN201 is discon nected See F...

Page 12: ...llel wire from the connectors CN902 See Fig 20 2 Removing the screw N retaining the main board onto the bottom base Fig 19 Fig 20 3 1 8 Replacing the 3 pin regulator See Fig 21 Prior to performing the following procedures remove the rear cover Also remove the CD chassis assembly Also remove the main board assembly 1 Remove the two screws P retaining 3 pin regulator 2 Remove the solder fixing the 3...

Page 13: ...ocedures remove the rear cover Also remove the CD chassis assembly Also remove the bottom base assembly 1 Remove the four screws J retaining the cassette deck mechanism from the back of the front cabinet assembly Caution You must press the eject key before you remove the cassette deck mechanism Fig 22 Fig 23 J J ...

Page 14: ...ures remove the rear cover Also remove the CD chassis assembly 1 Remove the eleven screws K retaining the display control board assembly from the back of the front cabinet assem bly Caution The display control board may be taken out when the volume knob has been taken away Fig 24 Fig 25 K K Volume knob Front panel assembly ...

Page 15: ... of the motor and the polarity of the wires 4 Form the backside of the cassette deck remove the main motor and the main belt Fig 26 Fig 27 3 1 12 Removing the cassette deck head See Fig 28 Prior to performing the following procedures remove the rear cover Also remove the CD chassis assembly Also remove the bottom base assembly 1 Remove the four screws J that retain the cassette deck mechanism See ...

Page 16: ...he head azimuth screw only when the head has been changed Use the High Impedance Probe or Frequency counter input Cassette Head Azimuth Alignments Recording Bias Frequency Alignment Items Measurement conditions Measurement method Standard values Adjusting positions 1 Set the Signal Generator signal to 1629KHz the feedto Loop Antenna 2 Receiving the signal and the adjust the OSC coil 404 obtain the...

Page 17: ... No MB248 1 17 SECTION 5 TROUBLESHOOTING This service manual does not describe TROUBLESHOOTING ...

Page 18: ... No MB248 AV MULTIMEDIA COMPANY AUDIO VIDEO SYSTEMS CATEGORY 10 1 1chome Ohwatari machi Maebashi city 371 8543 Japan Victor Company of Japan Limited WPC Printed in Japan ...

Page 19: ...ious part can not be used for new set D Not interchangeable E Addition F Deletion COMMENTS FOB New Parts Itg Rsn Note D G ATTACHMENT NONE COMPONENT PWBLAYOUT SCHEMATIC DIAGRAM ADJUSTMENT PROCEDURE EXPLODED VIEW INTERCHANGEABILITY REASON FOR CHANGE X Page Item Wrong parts Correct parts Parts name 3 5 3 8 FS H100 J UX H100 B E EN EV UX H100 A UJ US UT UW IC402 PRM1740 V4 RPM7140 V4 IC Model name Ver...

Page 20: ...n Note E H A Completely interchangeable B Previous part can be used for new set but new part can not be used for previous set C New part can be used for previous set but previous part can not be used for new set D Not interchangeable E Addition F Deletion INTERCHANGEABILITY A To improve performance B To improve reliability C To improve safety D To improductivity H Others F For your demand G Correc...

Page 21: ...1 BI118371 BI118371 BI118371 BI118371 BI118731 BI117241 BI118731 BI118731 Please order by the number of New parts when it is necessary IC used is different according to the substrate VICTOR COMPANY OF JAPAN LTD AV Multimedia Company 1 10 1 Ohwatari chou Maebashi shi Gunma ken 371 8543 Japan Facsimile 81 27 254 8977 Telephone 81 27 254 8952 AV Group 15300 Global Quality Management Dept Item Page Pa...

Page 22: ...rams Block diagrams Standard schematic diagrams Printed circuit boards 2 1 2 3 2 5 2 11 to 13 CD ROM No SML200407 MICRO COMPONENT SYSTEM COPYRIGHT 2004 Victor Company of Japan Limited Area suffix A Australia US Singapore UT Taiwan UW Brazil Mexico Peru UJ U S Military ...

Page 23: ...e 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 This regulation does not correspond to J and C version ...

Page 24: ...02 CN203 PHONE OUTPUT CONN assy 7P P 2 0MM L 140MM PART NO BI12P70079 FF CABLE12P P 1 0 L 4 100 4 MM PART NO BI120599 FF CABLE12P P 1 0 L 4 60 4 MM PART NO BI1205981 CN704 CN702 J1 CN705 CN701 CONN 8PINS assy P 2 0MM PART NO BI12P90101 CN205 CONN assy 7P P 2 5MM L 190MM PART NO BI12P70080 POWER TRANSFORMER assy BI697UXH1016S CASSETTE DECK ADR2080 PART NO BI3101561 CD COMB board assy BI650UXH10050 ...

Page 25: ...P 1 0 L 4 100 4 MM PAR NO BI120599 FF CABLE 12P P 1 0 L 4 60 4 MM PART NO BI1205981 CN704 J1 CN702 CW705 CN701 CONN 8PINS assy P 2 0MM PART NO BI12P80101 CN205 CONN assy 7P P 2 5MM L 190MM PART NO BI12P70080 POWER TRANSFORMER assy BI697UXH10060 CASSETTE DECK ADR2080 PART NO BI3101561 CD COMB board assy BI650UXH10050 CN703 CNN 6P AWG 28 L 55MM PART NO BI12P60154 CD MECH CMS B31BG6 CASSETTE MOTOR FF...

Page 26: ... AMPLIFIER PHONE OUT SPEAKER CN205 CN203 POWER SUPPLY REGULATION CASS POWER CASS CONNECT WIRE CASS DECK MOTOR E HEAD R P HEAD CASSETTE DECK MECH LEAF SW PLAY MODE REC MODE POWER ON CN902 POWER SUPPLY BLOCK CN705 CN704 CN703 CD BLOCK CN701 RF SERVO IC701 S1L9226X DIGITAL SERVO IC801 S5L9279 CD MECH CMS B31BG6U CD PICKUP CMS B31BG6U RF CONNECTOR FEED MOTOR SPINDLR MOTOR CN702 CD SERVO DRIVER IC703 K...

Page 27: ...36 AMPLIFIER PHONE OUT SPEAKER CN205 CN203 POWER SUPPLY REGULATION CASS POWER CASS CONNECT WIRE CASS DECK MOTOR E HEAD R P HEAD CASSETTE DECK MECH LEAF SW PLAY MODE REC MODE POWER ON CN902 POWER SUPPLY BLOCK CN705 CN704 CN703 CD BLOCK CN701 RF SERVO IC701 S1L9226X DIGITAL SERVO IC801 S5L9279 CD MECH CMS B31BG6U CD PICKUP CMS B31BG6U RF CONNECTOR FEED MOTOR SPINDLR MOTOR CN702 CD SERVO DRIVER IC703...

Page 28: ...2 5 Standard schematic diagrams A version Primary section ...

Page 29: ...2 6 US UT UW UJ version Primary section ...

Page 30: ...2 7 Main section ...

Page 31: ...2 8 Front section ...

Page 32: ...2 9 Tuner section ...

Page 33: ...2 10 CD section ...

Page 34: ...2 11 Printed circuit boards Main board forward side ...

Page 35: ...2 12 Main board forward side ...

Page 36: ...2 13 CD board forward side reverse side ...

Page 37: ... No MB248SCH Printed in Japan WPC AV MULTIMEDIA COMPANY AUDIO VIDEO SYSTEMS CATEGORY 10 1 1chome Ohwatari machi Maebashi city 371 8543 Japan Victor Company of Japan Limited ...

Page 38: ...k No M1 CD mechanism assembly and parts list Block No MB Electrical parts list Block No 01 04 Packing materials and accessories parts list Block No M3 Note Parts number of normal capacitors and normal resistors doesn t listed on the parts list UX H100 3 2 3 5 3 7 3 10 Area suffix A Australia US Singapore UT Taiwan UW Brazil Mexico Peru UJ U S Military MB248 ...

Page 39: ...ded view of general assembly and parts list Block No M M M 1 19 16 32 33 31 29 28 30 21 38 1 2 4 5 6 35 35 17 17 17 17 16 41 16 7 13 15 14 16 16 16 16 10 16 9 8 11 16 3 10 12 18 18 Front board CD board 18 29 42 ...

Page 40: ...3 3 34 25 25 19 26 35 16 16 16 21 38 26 26 26 25 25 39 F901 40 F902 23 16 41 16 16 36 Transformer board Main board ard ...

Page 41: ...5P31 SCREW M3XL8 x30 17 BI300856010101 WASHER x4 18 BIBT000418 SCREW M2 6XL8 x4 19 BIBT001112B31 SCREW M4XL12 x4 21 BI1077130101V1 BASE BOTTOM x4 23 BI202708010101 HEAT SINK A1050P T 3MM 25 BIKT000627 SCREW M3XL12 x8 26 BIRT000612B3 SCREW M3XL10 x9 28 BI3401011U CD MECHANISM 29 BI300940010101 CUSHION x4 30 BI1077210101U1 PANEL CD 31 BI202704010101 CD SPRING 32 BI1077160101U1 CD DOOR 33 BI107715010...

Page 42: ...3 5 CD mechanism assembly and parts list Block No M M M B 1 8 11 3 9 4 5 2 7 10 6 10 14 12 13 ...

Page 43: ...0601G GEAR COVER 3 BIAJ6600601D GEAR A 4 BIAJ6600601B GEAR B 5 BIAJ6600601F GEAR C 6 BIAJ7000601A SHAFT 7 BISOHAAN PICK UP 8 BIAJ3100601B SPINDLE MOTOR 9 BIAJ3100601A FEED MOTOR 10 BIAJ6000601D SCREW M2XL3 x4 11 BI3409000174 LEAF SWITCH 12 BIAJ4100601E SUB PCB 13 BIAJ3700601A CONNECTOR 14 BIAJ7500601K TURN TABLE ...

Page 44: ...V DIODE BI3SVC203CPA00 0 D9 1SS133 FR DIODE BI31SS133M0007 D10 1SS133 FR DIODE BI31SS133M0007 D11 1SS133 FR DIODE BI31SS133M0007 D12 1SS133 FR DIODE BI31SS133M0007 D13 MTZJ4 3B Z DIODE BI3UZ4 3BSBM000 D14 KDS160 DIODE BI3KDS160A0078 D202 1SS133 FR DIODE BI31SS133M0007 D203 UZ4 7BSA Z DIODE BI3UZ4 7BSAM000 D204 UZ4 7BSA Z DIODE BI3UZ4 7BSAM000 D205 1SS133 FR DIODE BI31SS133M0007 D206 1SS133 FR DIOD...

Page 45: ... RESONATOR 8MHZ X402 BI2101012 X TAL 32 768KHZ XXXXX BI640UXH1020500 FRONT PWB A XXXXX BI202583010101 BRACKET REMOTE XXXXX BI640UXH1020600 FRONT PWB UJ US UT U W Symbol No Part No Part Name Description Local Q901 2SC1815GR TRANSISTOR BI2SC1815GRP00 0 Q920 2SC1815GR TRANSISTOR BI2SC1815GRP00 0 D901 1SS133 FR DIODE BI31SS133M0007 D902 1SS133 FR DIODE BI31SS133M0007 D903 1SS133 FR DIODE BI31SS133M000...

Page 46: ...3 9 MEMO ...

Page 47: ...3 10 Packing materials and accessories parts list Block No M M M 3 FRONT REAR SIDE A5 A6 P4 P5 P1 P8 P7 A4 A3 P9 P6 P10 P11 P3 A7 P2 A1 A2 A8 ...

Page 48: ...ION UJ US UW A 3 BATTERY x2 A 4 BIAN01261U AM LOOP ANT A 5 BI600UXH10100 REMOTE CONTROL A 6 BI601UXH10002SV SPEAKER BOX x2 A UJ US A 6 BI601UXH10038SV SPEAKER BOX x2 UT UW A 7 BIAN01251V ANT WIRE FM ANT A 8 BI4032952U WARRANTY CARD A P 1 BI4314211U CARTON BOX P 2 BI4710312U POLY BAG INST BOOK P 3 BI4710572U POLY BAG ANT LOOP P 4 BI4513021U TOP CUSHION SPEAKER BOX P 5 BI4513031U BOTTOM CUSHION SPEA...

Page 49: ...ctivity H Others A Completely interchangeable B Previous part can be used for new set but new part can not be used for previous set C New part can be used for previous set but previous part can not be used for new set D Not interchangeable E Addition F Deletion COMMENTS FOB New Parts Itg Rsn Note E H ATTACHMENT NONE COMPONENT PWBLAYOUT SCHEMATIC DIAGRAM ADJUSTMENT PROCEDURE EXPLODED VIEW INTERCHAN...

Page 50: ...R 15K OHM R350 BIRC1830105A005 CHIP RESISTOR 18K OHM Main board Item Location Parts number Parts name Remarks R351 BIRC1830105A005 CHIP RESISTOR 18K OHM R206 BIRC1020105A005 CHIP RESISTOR 1K OHM R207 BIRC1020105A005 CHIP RESISTOR 1K OHM R208 BIRC1020105A005 CHIP RESISTOR 1K OHM R216 BIRC1020105A005 CHIP RESISTOR 1K OHM R217 BIRC1020105A005 CHIP RESISTOR 1K OHM R219 BIRC1020105A005 CHIP RESISTOR 1K...

Page 51: ... RESISTOR 33K OHM R227 BIRC3330105A005 CHIP RESISTOR 33K OHM C256 BICC181500JA041 CHIP CAP 180PF C259 BICC181500JA041 CHIP CAP 180PF R118 BIRC1010105A005 CHIP RESISTOR 100 OHM R278 BIRC1210105A005 CHIP RESISTOR 120 OHM R279 BIRC1210105A005 CHIP RESISTOR 120 OHM Main board Item Location Parts number Parts name Remarks C128 BICC681500JA041 CHIP CAP 680PF C164 BICC470500JA041 CHIP CAP 47 PF C260 BICC...

Page 52: ...00K OHM C414 BICC101500JA041 C CAP 100P Front board Item Location Parts number Parts name Remarks R410 BIRC1030105A005 C RESISTOR 10K OHM R411 BIRC1030105A005 C RESISTOR 10K OHM R444 BIRC1030105A005 C RESISTOR 10K OHM R445 BIRC1030105A005 C RESISTOR 10K OHM R446 BIRC1030105A005 C RESISTOR 10K OHM R451 BIRC1030105A005 C RESISTOR 10K OHM R487 BIRC1030105A005 C RESISTOR 10K OHM R452 BIRC1030105A005 C...

Page 53: ...C1020105A005 C RESISTOR 1K OHM CD board Item Location Parts number Parts name Remarks R828 BIRC1020105A005 C RESISTOR 1K OHM R829 BIRC1020105A005 C RESISTOR 1K OHM R717 BIRC1050105A005 C RESISTOR 100K OHM R805 BIRC1050105A005 C RESISTOR 100K OHM C730 BICC222500KA042 C CAP 2200PF R716 BIRC2230105A005 C RESISTOR 22K OHM C805 BICC270500JA041 C CAP 27PF C805 BICC270500JA041 C CAP 27PF C806 BICC270500J...

Page 54: ... R112 BIRC3310105A005 CHIP RESISTOR 330 OHM R157 BIRC3310105A005 CHIP RESISTOR 330 OHM C211 BICC103500KA042 CHIP CAP 0 01UF C214 BICC103500KA042 CHIP CAP 0 01UF C231 BICC103500KA042 CHIP CAP 0 01UF C235 BICC103500KA042 CHIP CAP 0 01UF C241 BICC103500KA042 CHIP CAP 0 01UF C246 BICC103500KA042 CHIP CAP 0 01UF C314 BICC103500KA042 CHIP CAP 0 01UF C319 BICC103500KA042 CHIP CAP 0 01UF C258 BICC103500KA...

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