Magnavox MWC24T5 service manual 10-8, T2202BLSD

Page 37

TO DIGITAL SIGNAL

FS(+) FS(-)

 

IC301 (SERVO DRIVE)

 

VREF

15

FOCUS

+

+

27

ACTUATOR

-

26

 

16

DRIVE

-

 

 

 

 

 

IC101 (MICRO CONTROLLER)

124 FD-OFST

127 FOCUS DRIVE

BLOCK

DVD System Control / Servo

PROCESS BLOCK TS(+)

DIAGRAMTS(-)

 

 

 

 

25

 

 

 

 

24

14

TRACKING

+

+

 

ACTUATOR

-

1

 

13

DRIVE

-

 

2

 

 

 

 

 

 

 

 

3

12

SPINDLE

 

 

 

123 TD-OFST 126 TRACKING

DRIVE

DIAGRAMS

Block

1-10-8

TRAY-IN

 

MOTOR

+

+

4

11

-

DRIVE

 

-

5

 

 

 

 

6

17

SLED

+

 

 

MOTOR

 

 

18

DRIVE

-

 

23

 

 

IC202

 

 

(OP AMP)

66

SPDL

 

 

FP-DOUT 53

 

FP-DIN

54

67

FP-CLK

55

SLD

 

 

DVD-REMOTE 49

CN1A

 

TO SYSTEM CONTROL

18

SDATA

/SERVO BLOCK

17

CS

DIAGRAM

16

SCLK

<TV/VCR SECTION>

19

DVD-REMOTE

CN1

< DVD

Diagram

SPINDLE

MOTOR

M

SP(+)

CN301

6

3

2

5

6

+3.3V

1

7

121

SP-ROT

 

122

SL-ADS

PWRCON 46

PWRCON

TO POWER SUPPLY

BLOCK DIAGARAM

 

 

<TV/VCR SECTION>

Section

SP(-)

5

10

M

SLED

MOTOR

TRAY-IN

GND

SL(-) SL(+)

1

3

2

9

8

65 TRAY-IN

>

T2202BLSD

DRIVE CBA

DVD MAIN CBA UNIT

Page 36 Page 38
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Page 36 Page 38
Contents Main Section Illustration at rightSuffix B Rating LabelImportant Safety Notice Main Section DVD SpecificationsDescription Condition Unit Nominal Limit PTD 1-NOR TIT.1 CHP.1Hi-Fi Audio VCRAmsp Pmsp Location Top of DVD mechanism Laser Beam Safety PrecautionsThis DVD player uses a pickup that emits a laser beam E7NLSPSafety Precautions for TV Circuit Important Safety PrecautionsReading should Test ALL ExposedTvdvdnisp Precautions during Servicing Measuring Method Power on Safety Check after ServicingClearance Distance Leakage Current TestHow to Remove / Install Flat Pack-IC Instructions for ConnectorsStandard Notes for Servicing Circuit Board IndicationsMasking Flat Pack-IC Tape Tweezers MachineWith Soldering Iron With Iron Wire InstallationPin 1 of the Flat Pack-IC Is indicated by a mark PresolderGround for Human Body Instructions for Handling Semi- conductorsGround for Workbench IncorrectHow to Enter the Service Mode How to Enter the Service ModePreparation for Servicing PreparingDisassembly Flowchart Cabinet Disassembly InstructionsDisassembly Method RemovalFig. D1 Reference Notes in the TableTray Chassis Unit CRT CBA Anode CapDVD Mechanism DVD Main CBA Unit How to make service remote control unit Electrical Adjustment InstructionsDC 120V +B Adjustment Test Equipment RequiredGeneral F0 AdjustmentR2583 CH. o / p buttons Video Size Adjustment Cut-off AdjustmentPincushion Adjustment Sub-Brightness Adjustment White Balance AdjustmentSmpte 10. H. Position Adjustment Focus Adjustment11. V. Shift Adjustment 12. V. Size AdjustmentPurity Adjustment Head Switching Position AdjustmentGreen RED Blue Magnet RB Magnet RB-G Convergence AdjustmentDVD Section HOW to Initialize the TV/DVD/VCRTV/VCR Section Appearance shown in *1 of Fig. b is described as follows Firmware Renewal ModeAppearance State Main CBA 10-1 T2202BLS10-2 Video Block DiagramT2202BLV 10-3 Audio Block DiagramT2202BLA 10-4 DiagramT2202BLH 10-5 T2202BLT TV Process Block Diagram10-6 CRT/H.V. Block DiagramT2202BLCRT IC1601 Power Supply Block DiagramT2202BLSD 10-810-9 T2202BLD Digital Signal Process Block DiagramStandard Notes Schematic Diagrams / CBA’S and Test PointsX7TNSC Test Point Information How to read converged linesArea D3 Area B1T2202SCM1 Main 1/6 & Sensor Schematic Diagram TV/VCR SectionT2202SCM2 Main 2/6 Schematic Diagram TV/VCR SectionT2202SCM3 Main 3/6 Schematic Diagram TV/VCR SectionT2202SCM4 Main 4/6 Schematic Diagram TV/VCR SectionT2202SCM5 Main 5/6 & Junction-A Schematic Diagram TV/VCR SectionT2202SCM6 Main 6/6 Schematic Diagram TV/VCR SectionT2202SCSUB1 Sub 1/2 Schematic Diagram TV/VCR Section11-10 Sub 2/2 Schematic Diagram TV/VCR SectionT2202SCSUB2 Function & Junction-B Schematic Diagram TV/VCR Section CRT Schematic Diagram TV/VCR SectionT2202SCCRT T2202SCF 11-1111-12 T2202SCD1 DVD Main 1/3 Schematic Diagram DVD Section11-13 T2202SCD2 DVD Main 2/3 Schematic Diagram DVD Section11-14 T2202SCD3 DVD Main 3/3 Schematic Diagram DVD SectionBHF300F01011A Main CBA Top View TV/VCR SectionBHF300F01011B 11-15 BT1200F0101311-16 BT1200F01013 Main CBA Bottom View TV/VCR Section11-17 BT1200F01023-A Sub CBA Top View TV/VCR Section11-18 BT1200F01023-A Sub CBA Bottom View TV/VCR Section11-19 BT1200F01023-B BT1200F01023-E BT1200F01023-C 11-20 BT1200F01023-D12-1 WaveformsX7TWF T2202WIT 13-113-2 T2202WID WiringMode SW LD-SW System Control Timing ChartsSymbol Symbol Loading Status14-2 Chart14-3 STILL/SLOW- Play 14-414-5 Tray Close ~ Play / Play ~ Tray Open Pin Signal Function ≥ 4.5 V, L ≤ 1.0 Pin Signal FunctionIC PIN Function Descriptions IC1201 TV/VCR Micro Controller ICOUT YCA-SDA PB-HOUT YCA-CS OUT YCA-SCL16-1 T2202LE Lead IdentificationsCabinet Exploded ViewsDVD Mechanical Parts 17-1 T2202CEX17-2 T2203PEX PackingV501 and L551 Combination Mechanical Parts ListCRT Warning Label Location CRT Type No. CRT Warning Label20060325 19-1 T2202EL Electrical Parts ListCCD3DKA0B821 20060325 19-2 T2202ELICS 20060325 19-3 T2202EL20060325 19-4 T2202EL 20060325 19-5 T2202EL SwitchesWT1 Lead Clamper 20060325 19-6 T2202EL20060325 19-7 T2202EL 20060325 19-8 T2202EL CRT CBAT2202UC MWC24T5
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