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Toshiba RD-X2U Service Manual

Hdd/dvd video recorder
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FILE NO. 810-200220
SERVICE MANUAL
HDD/DVD VIDEO RECORDER
RD-X2U
5
Oct., 2002

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Summary of Contents for Toshiba RD-X2U

  • Page 1 FILE NO. 810-200220 SERVICE MANUAL HDD/DVD VIDEO RECORDER RD-X2U Oct., 2002...
  • Page 2 LASER BEAM CAUTION LABEL When the power supply is being turned on, you may not remove this laser beam caution label. If it removes, radiation of a laser may be received. PREPARATION OF SERVICING Pickup Head consists of a laser diode that is very susceptible to external static electricity. Although it operates properly after replacement, if it was subject to electrostatic discharge during replacement, its life might be shortened.

  • Page 3: Safety Notice

    SAFETY NOTICE SAFETY PRECAUTIONS LEAKAGE CURRENT CHECK Measure the AC voltage across the 1500 W resistor. Plug the AC line cord directly into a 120V AC outlet (do not use an isolation transformer for this check). Use an The test must be conducted with the AC switch on and AC voltmeter, having 5000 W per volt or more sensitivity.

  • Page 4: Table Of Contents

    CONTENTS SECTION 1 GENERAL DESCRIPTIONS 2. LOCATION OF MAIN PARTS AND 1. OPERATING INSTRUCTIONS MECHANISM PARTS Specifications 2-1. Location of Main Parts 2-2. Standing PC Boards for Servicing SECTION 2 PART REPLACEMENT AND ADJUSTMENT PROCEDURES 1-2. PC Board Replacement 1. REPLACEMENT OF MECHANICAL PARTS 1-2-1.

  • Page 5: Operating Instructions

    SECTION 1 GENERAL DESCRIPTIONS 1. OPERATING INSTRUCTIONS Please refer to the owner's manual about the contents.
  • Page 6 2. LOCATION OF MAIN PARTS AND MECHANISM PARTS 2-1. Location of Main Parts HDD1 HDD UNIT RAM1 RAM DRIVE ZG45 FAN Fig. 1-2-1 2-2. Standing PC Boards for Servicing EU05 Mother PC board EU01 Degital PC board EU03 Front display PC board EU02 Power PC board EU57 Battery PC board...

  • Page 7: Replacement Of Mechanical Parts

    SECTION 2 PART REPLACEMENT AND ADJUSTMENT PROCEDURES CAUTIONS BEFORE STARTING SERVICING Electronic parts are susceptible to static electricity and may easily damaged, so do not forget to take a proper grounding treatment as required. Many screws are used inside the unit. To prevent missing, dropping, etc. of the screws, always use a magnetized screw- driver in servicing.

  • Page 8: Front Panel

    1-1-3. Front Panel 1-1-5. Operation panel door 1. Remove the top cover. (Refer to item 1-1-1.) 1. Open the operation panel door (1). 2. Remove the HDD. (Refer to item 1-1-2.) 2. Release two claws and unhinge the door (1). (Same operation on the left and right doors.) 3.

  • Page 9: Fan

    1-1-7. Fan 1-2. PC Board Replacement 1. Remove a connector (1) and two screws (2) and the 1-2-1. Digital PC Board fan (3). 1. Lift two board stoppers up in the direction of the arrow, remove the digital PC board (2) and disconnect Fan (3) two connectors (3).
  • Page 10 1-2-3. Power PC Board 1-2-4. Battery PC Board 1. Disconnect three connectors (1). 1. Disconnect a connector (1) and remove a screw (2) and the battery PC board (3). 2. Lift a connector (2) up towards the mother board side, and remove it.

  • Page 11: Circuit Symbols And Supplementary Explanation

    SECTION 3 SERVICING DIAGRAMS 1. CIRCUIT SYMBOLS AND SUPPLEMENTARY EXPLANATION 1-1. Precautions for Part Replacement • In the schematic diagram, parts marked (ex. • Using the parts other than those specified shall violate the regulations, and may cause troubles such as F801) are critical part to meet the safety regulations, operation failures, fire etc.

  • Page 12: Inductor Indication

    1-4. Inductor Indication Eg. 4 ... H Unit None ... mH ... mH Tolerance None ... ±5% ... ±0.1% ... ±0.25% ... ±0.5% ... ±1% Type name ... ±2% ... ±10% ... ±20% Fig. 3-1-4 1-5. Waveform and Voltage Measurement Eg.

  • Page 13: Printed Wiring Board And Schematic Diagram

    2. PRINTED WIRING BOARD AND SCHEMATIC DIAGRAM EU57 Battery EU03 Front display EU55 Front jack EU04 Front switch (SW-2) (SW-1) (SW-3) LEADS CABLE SEALED LEADS CABLE B02B-PH-K-S 52808-1091 52808-1391 52808-1491 CN804 FL_5V ON/OFF +3.3V ON/OFF +3.3V FL_GND ON/OFF +3.3V ON/OFF +3.3V Vkk**V ON/OFF +3.3V ON/OFF +3.3V...

  • Page 14: Block Diagrams

    3. BLOCK DIAGRAMS 3-1. Overall Block Diagram SDRAM EEP_ROM EEP_ROM IC247 SDRAM DVD RAM/R Drive CYGNUS IC221 ATAPI control Audio LPF ICa02 TC223G66TB-7002(Z) &Amplifier OUT_1 PS & DVD Decoder Audio DAC ANALOG ZR36735 AD1985 OUT_2 CIRCUIT 80GB Hard DisK Drive 16MB Audio OUT SDRAM...
  • Page 15 4. CIRCUIT DIAGRAMS 4-1. Power Supply Circuit Diagram Fig. 3-4-1...
  • Page 16 4-2. Front, Switch Circuit Diagram Fig. 3-4-2...

  • Page 17: Front Jack Circuit Diagram

    4-3. Front Jack Circuit Diagram Fig. 3-4-3...

  • Page 18: Front Display Circuit Diagram

    4-4. Front Display Circuit Diagram Fig. 3-4-4...

  • Page 19: Battery Circuit Diagram

    4-5. Battery Circuit Diagram Fig. 3-4-5...

  • Page 20: Mother Circuit Diagram

    4-6. Mother Circuit Diagram 4-6-1. Timer Circuit Diagram Fig. 3-4-6...
  • Page 21 4-6-2. Audio Circuit Diagram Fig. 3-4-7...
  • Page 22 4-6-3. Video / Tuner Circuit Diagram Fig. 3-4-8...
  • Page 23 4-6-3. Video / Tuner Circuit Diagram...
  • Page 32 Fig. 3-4-8...
  • Page 33 4-7. Digital Circuit Diagram Fig. 3-4-9...

  • Page 34: Digital Circuit Diagram

    4-7. Digital Circuit Diagram...
  • Page 43 Fig. 3-4-9...

  • Page 44: Pc Boards

    5. PC BOARDS 5-1. Front Switch PC Board Fig. 3-5-1 EU04 Front Switch PC Board (Top side) Fig. 3-5-2 EU04 Front Switch PC Board (Bottom side)

  • Page 45: Front Jack Pc Board

    5-2. Front Jack PC Board Fig. 3-5-3 EU55 Front Jack PC Board (Top side) Fig. 3-5-4 EU55 Front Jack PC Board (Bottom side) 5-3. Battery PC Board Fig. 3-5-5 EU57 Battery PC Board (Top side) Fig. 3-5-6 EU57 Battery PC Board (Bottom side)

  • Page 46: Front Display Pc Board

    5-4. Front Display PC Board Fig. 3-5-7 EU03 Front Display PC Board (Top Side) Fig. 3-5-8 EU03 Front Display PC Board (Bottom Side)

  • Page 47: Mother Pc Board

    5-5. Mother PC Board Fig. 3-5-9 EU05 Mother PC Board (Top side)
  • Page 48 Fig. 3-5-10 EU05 Mother PC Board (Bottom side)

  • Page 49: Digital Pc Board

    5-6. Digital PC Board Fig. 3-5-11 EU01 Digtital PC Board (Top side) Fig. 3-5-12 EU01 Digtital PC Board (Bottom side)

  • Page 50: Parts List

    SECTION 4 PARTS LIST SAFETY PRECAUTION The parts identified by ! ( ) mark are critical for safety. Replace only with part number specified. The mounting position of replacement is to be identical with originals. The substitute replacement parts which do not have the same safety characteristics as specified in the parts list may create shock, fire or other hazards.

  • Page 51: Exploded Views

    4. EXPLODED VIEWS 4-1. Packing Assembly ZF10 ZF11 ZF23 ZF01 Fig. 4-4-1...

  • Page 52: Chassis Assembly

    4-2. Chassis Assembly ZG20 EU01 W001 EU05 W051 W053 EU02 W052 W002 HDD1 RAM1 EU57 ZG45 EU03 EU55 ZG26 ZG26 EU04 ZG01 Fig. 4-4-2...

  • Page 53: Parts List

    5. PARTS LIST LOCATION PART NUMBER NUMBER DESCRIPTION - MECHANICAL PARTS - HDD1 79090004 ! RAM1 79090003 DVD R/RAM DRIVE, RD-X1J W001 P000363410 Cable,ATAPI 40P,L200 W002 P000363410 Cable,ATAPI 40P,L200 W051 P000363420 Cable,Flexible FFC,10P,L230 W052 P000363430 Cable,Flexible FFC,13P,L250 W053 P000363440 Cable,Flexible FFC,14P,L370 ZF01 P000363450 Remote Control Unit,SE-R0078...
  • Page 54 LOCATION PART LOCATION PART NUMBER NUMBER DESCRIPTION NUMBER NUMBER DESCRIPTION D826 79060089 Diode HT16G - ELECTRICAL PARTS - D827 79060070 Diode HT15G D828 79060070 Diode HT15G D829 79060072 Diode 1N4005S EU01 P000355490 PC Board Assy Main D830 79060080 Diode AK06 - INTEGRATED CIRCUITS - D831 79060080...
  • Page 55 LOCATION PART LOCATION PART NUMBER NUMBER DESCRIPTION NUMBER NUMBER DESCRIPTION QY02 79050014 Transistor,Chip HN1C03F QY03 79050043 Transistor,Chip RN1402 - MECHANICAL PARTS - QY04 79050001 Transistor,Chip RN2402 QY05 79050001 Transistor,Chip RN2402 ! MD01 79070499 DVD Mechanism Single/CD-R QY06 79050001 Transistor,Chip RN2402 W302 79080184 Cable,Flexible...
  • Page 56 LOCATION PART LOCATION PART NUMBER NUMBER DESCRIPTION NUMBER NUMBER DESCRIPTION EU03 -------- PC Board Assy Display ICA32 79040044 NJM4580E - INTEGRATED CIRCUITS - ICB01 P000363360 IC CXA2064M IC102 79040384 UPD780204AGF ICW05 79040363 MM1567AJBE IC103 79089172 GP1UM281XK ICW07 79040139 ADV7172 IC104 79050015 Transistor,Chip HN1B01F...
  • Page 57 LOCATION PART LOCATION PART NUMBER NUMBER DESCRIPTION NUMBER NUMBER DESCRIPTION ! MB01 P000363390 Tuner,V/U ENG36501G X800 79089135 Oscillator,Ceramic 12.5MHz X801 P000363400 Oscillator,Crystal EU55 -------- PC Board Assy Jack - MISCELLANEOUS - J101 79089174 Pin Jack Video EU57 ------- PC Board Assy Battery - DIODES - D112...

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