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Toshiba SD-2800 Service Manual

Service manual
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FILE NO. 810-200201
SERVICE MANUAL
DVD VIDEO PLAYER
SD-2800
5
Mar., 2002

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Summary of Contents for Toshiba SD-2800

  • Page 1 FILE NO. 810-200201 SERVICE MANUAL DVD VIDEO PLAYER SD-2800 Mar., 2002...

  • Page 2: Standing Pc Boards For Servicing

    SECTION 3 SERVICING DIAGRAMS 1. STANDING PC BOARDS FOR SERVICING Fig. 3-1-1...

  • Page 3: Circuit Symbols And Supplementary Explanation

    2. CIRCUIT SYMBOLS AND SUPPLEMENTARY EXPLANATION 2-1. 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 4: Inductor Indication

    2-4. Inductor Indication Eg. 4 Unit Tolerance Fig. 3-2-4 2-5. Waveform and Voltage Measurement Eg. 5 • The waveforms for CD/DVD and RF shown in the circuit diagrams are obtained when a test disc is played back. • All voltage values except the waveforms are expressed in DC and measured by a digital voltmeter.

  • Page 5: Printed Wiring Board And Schematic Diagram

    3. PRINTED WIRING BOARD AND SCHEMATIC DIAGRAM 16P(10P+6P) Press-fit W501 FFC 1mm 23P W502 FFC 1.25mm 6P W503 FFC 1mm 8P W602 FFC 1mm 13P W102 WIRE 2mm AWG26#2651 4P Fig. 3-3-1...
  • Page 6 4. BLOCK DIAGRAMS 4-1. Overall Block Diagram Fig.3-4-1...

  • Page 7: Power Supply Block Diagram

    4-2. Power Supply Block Diagram Fig. 3-4-2...
  • Page 8 4-3. Front Display, Power Switch Block Diagram 4-3-1. Front Display col2 col1 (7G-2G) Fig. 3-4-3 4-3-2. Front Display Pattern Fig. 3-4-4...
  • Page 9 4-3-3. Front Display, Power Switch Block Diagram Fig. 3-4-5...
  • Page 10 4-4. Main Block Diagrams 4-4-1. Servo System Block Diagram Fig.3-4-6...
  • Page 11 4-4-2. Logical System Block Diagram Fig. 3-4-7...
  • Page 12 5. CIRCUIT DIAGRAMS 5-1. Power Supply Circuit Diagram Fig. 3-5-1...

  • Page 13: Power Supply Circuit Diagram

    Power Supply Circuit Diagram Drain-Sourse Q801 ON MODE AC 120V 60 Hz IN V:100 V/div s/div Gate-Sourse Q802 ON MODE AC 120V 60 Hz IN V:5 V/div s/div Fig. 3-5-2...
  • Page 14 5-2. Front Display, Power Switch Circuit Diagram Fig. 3-5-3...

  • Page 15: Front Display, Power Switch Circuit Diagram

    Front Display, Power Switch Circuit Diagram IC101, Pin IC101, Pin X-OUT V: 2 V/div V: 2 V/div H: 100 ns/div H: 100 s/div IC101, Pin IC101, Pin V: 2 V/div V: 10 V/div H: 5 ms/div H: 500 s/div IC101, Pin IC101, Pin V: 10 V/div V: 2 V/div...

  • Page 16: Main Circuit Diagrams

    5-3. Main Circuit Diagrams 5-3-1. New Main ICs Information ZR36732 AD1958 TMP94C251AF(Z) TA1319P/TA1319AP TMP86CK74AFG MM1561KFBE 41 40 MM1567AJBE PST3545NR BA5813FM-E2 HC49US27000B...
  • Page 17 5-3-2. Main Circuit Diagram Fig. 3-5-5...
  • Page 18 5-3-2. Main Circuit Diagram...
  • Page 22 10_mainC.p65...
  • Page 24 02/03/22, ŒßŒã 07:11...
  • Page 25 Fig. 3-5-5...
  • Page 26 Main Circuit Diagram Fig. 3-5-6...
  • Page 27 5-4. Motor System Circuit Diagram Part Loca- tion Fig. 3-5-7...

  • Page 28: Power Supply Pc Board

    6. PC BOARDS 6-1. Power Supply PC Board Part Loca- Part Loca- tion tion C801 D837 C802 D838 C803 F801 C804 L801 C805 Q801 C806 Q802 C807 Q821 R801 C808 Q822 C809 Q823 C811 Q824 F801 C812 Q825 C821 Q826 C822 Q827 C823...
  • Page 29 6-2. Power Switch PC Board Fig. 3-6-2 EU04 Fig. 3-6-3 EU04 Power Switch PC Board Power Switch PC Board (Top side) (Bottom side)
  • Page 30 6-3. Main PC Board IC914 J301 JX01 F-MARK1 RX04 IC902 R911 RX06 RX05 Q910 R326 IC901 R912 C333 C334 C912 R329 R902 R334 C323 R332 C324 C326 C328 C331 C909 C932 C335 Q909 R942 C925 Q913 C311 C325 C327 C330 C921 C922 R321...
  • Page 31 F-MARK3 C713 C714 C706 R701 D304 D303 D302 D301 C712 C701 C716 QY01 C715 C934 C933 C935 C936 R302 C917 C329 R314 R313 R920 R921 R315 R312 R945 C710 IC907 R309 C709 C915 C708 R303 R306 C304 C422 C442 R407 R418 C418 C439...
  • Page 32 Main PC Board (Top Side) Part Loca- Part Loca- Part Loca- Part Loca- tion tion tion tion C301 R554 C611 Q401 C302 C613 Q501 R555 C303 C614 R556 Q502 C305 C617 Q503 R557 C306 C618 R606 Q504 C307 C619 Q505 R607 C309 C621...
  • Page 33 Main PC Board (Bottom Side) Part Loca- Part Loca- Part Loca- tion tion tion C304 C716 R436 C308 C717 R438 C329 C914 R442 C332 C915 R443 C401 C917 R450 C402 C933 R451 C403 C934 R454 C406 C935 R502 C409 C936 R503 C411 C937...
  • Page 34 IC914 J301 JX01 F-MARK1 RX04 IC902 R911 RX06 RX05 Q910 R326 IC901 R912 C333 C334 C912 R329 R902 R334 C323 R332 C324 C326 C328 C331 C909 C932 C335 Q909 R942 C925 Q913 C311 C325 C327 C330 C921 C922 R321 C920 C707 C902 C906...
  • Page 35 F-MARK3 C713 C714 C706 R701 D304 D303 D302 D301 C712 C701 C716 QY01 C715 C934 C933 C935 C936 R302 C917 C329 R314 R313 R920 R921 R315 R312 R945 C710 IC907 R309 C709 C915 C708 R303 R306 C304 C422 C442 R407 R418 C418 C439...
  • Page 36 6-4. Front Display PC Board Part Loca- Part Loca- tion tion Fig. 3-6-8 EU03 Front Display PC Board (Top Side) Fig. 3-6-9 EU03 Front Display PC Board (Bottom Side)

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