Magnavox MWC24T5 service manual TV Process Block Diagram, 10-5 T2202BLT

Page 34

1-10-5

T2202BLT

REC VIDEO SIGNAL

PB VIDEO SIGNAL

DVD VIDEO SIGNAL

REC AUDIO SIGNAL

TU1001

SF1001

IC1001(IF SIGNAL PROCESS)

CF1032

MAIN CBA

IF

7

SAW

16

VIF

VIDEO

4

4.5MHz

7

SIF

8

SIF

FILTER

17

AMP

DET

FILTER

AMP

13

AFT

VCO

SIF

EQ

1

TU-VIDEO

AMP

AMP

11

AMP

AGC

1

14

RF

IF AGC DET

AGC

SDA

3

SCL

2

FSC

5

+8V

IC1301(CHROMA/DEFLECTION SIGNAL PROCESS)

30

+5.7V

27

+5V-CTRL

REG.

31

14

TUNER

23

SERIAL

VCR

25

VIDEO

15

I/F

LINE

20

EXT-V-IN

DVD

6

INTELLIGENT

29

WF17

WF18

MONITORING

TUNER

TP2513

TP2512

DVD-Y

DVD-C

VCR

CN1301

CN2503

CN2

LINE

10 DVD-Y

10

8

SCL

SYNC

DVD

28

11 DVD-C

11

6

TO SYSTEM

SEPARATION

SDA

CONTROL/SERVO

C-SYNC

BLOCK DIAGRAM

SUB CBA

AFT

CHROMA

CHROMA

SPOT-KILL

TRAP

BPF

X1301

LUMA

CHROMA

FILTER

3.58MHz

VXCO

18

SIGNAL

SIGNAL

TUNING

IC1201

V-SYNC

H-SYNC

PROCESS

PROCESS

(SYSTEM CONTROL/OSD)

CIRCUIT

CIRCUIT

TP1301

TP1302

TP1303

Q1403

PROCESS

PROCESS

CV-IN 56

16

CIRCUIT

CIRCUIT

BLUE

GREEN

RED

BUFFER

CN1301

OSD-R 64

12

2

3

RED

OSD MIX/RBG MATRIX/

3

4

GREEN

OSD-G 63

11

BLIGHT/DRIVE AMP/

4

5

BLUE

OSD-B 62

10

HV BLANKING

OSD-BLK 60

13

WF9

WF16 V-SYNC 59

TP1306

TP1305

TP1304

9

V-RAMP

H-OUT

V-DRIVE

WF15 H-SYNC 58

8

CN1301

40

7

AFC

41

1

H-DRIVE

35

8

V-DRIVE

5

2

ACL

34

9 V-RAMP-NF

P-ON+8V

Q1350

Mode : SP/REC

TO Hi-Fi AUDIO BLOCK DIAGRAM

TO VIDEO BLOCK DIAGRAM

TO POWER SUPPLY BLOCK DIAGRAM

TO VIDEO BLOCK DIAGRAM

TO DIGITAL SIGNAL PROCESS BLOCK DIAGRAM <DVD SECTION> CN2A

TO CRT/H.V. BLOCK DIAGRAM CN2503

TO CRT/H.V. BLOCK DIAGRAM CN2503

TV Process Block Diagram

Image 34

Contents Suffix B Illustration at rightMain Section Rating LabelImportant Safety Notice Main Section Description Condition Unit Nominal Limit SpecificationsDVD PTD 1-NOR TIT.1 CHP.1Hi-Fi Audio VCRAmsp Pmsp This DVD player uses a pickup that emits a laser beam Laser Beam Safety PrecautionsLocation Top of DVD mechanism E7NLSPReading should Important Safety PrecautionsSafety Precautions for TV Circuit Test ALL ExposedTvdvdnisp Precautions during Servicing Clearance Distance Safety Check after ServicingMeasuring Method Power on Leakage Current TestStandard Notes for Servicing Instructions for ConnectorsHow to Remove / Install Flat Pack-IC Circuit Board IndicationsMasking Flat Pack-IC Tape Tweezers MachineWith Soldering Iron Pin 1 of the Flat Pack-IC Is indicated by a mark InstallationWith Iron Wire PresolderGround for Workbench Instructions for Handling Semi- conductorsGround for Human Body IncorrectPreparation for Servicing How to Enter the Service ModeHow to Enter the Service Mode PreparingDisassembly Method Cabinet Disassembly InstructionsDisassembly Flowchart RemovalReference Notes in the Table Fig. D1Tray Chassis Unit CRT CBA Anode CapDVD Mechanism DVD Main CBA Unit DC 120V +B Adjustment Electrical Adjustment InstructionsHow to make service remote control unit Test Equipment RequiredGeneral F0 AdjustmentR2583 CH. o / p buttons Video Size Adjustment Cut-off AdjustmentPincushion Adjustment Sub-Brightness Adjustment White Balance AdjustmentSmpte 11. V. Shift Adjustment Focus Adjustment10. H. Position Adjustment 12. V. Size AdjustmentPurity Adjustment Head Switching Position AdjustmentGreen RED Blue Convergence Adjustment Magnet RB Magnet RB-GDVD 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 10-1 T2202BLS Main CBA10-2 Video Block DiagramT2202BLV 10-3 Audio Block DiagramT2202BLA 10-4 DiagramT2202BLH TV Process Block Diagram 10-5 T2202BLT10-6 CRT/H.V. Block DiagramT2202BLCRT Power Supply Block Diagram IC160110-8 T2202BLSDDigital Signal Process Block Diagram 10-9 T2202BLDStandard Notes Schematic Diagrams / CBA’S and Test PointsX7TNSC Area D3 How to read converged linesTest Point Information Area B1Main 1/6 & Sensor Schematic Diagram TV/VCR Section T2202SCM1Main 2/6 Schematic Diagram TV/VCR Section T2202SCM2Main 3/6 Schematic Diagram TV/VCR Section T2202SCM3Main 4/6 Schematic Diagram TV/VCR Section T2202SCM4Main 5/6 & Junction-A Schematic Diagram TV/VCR Section T2202SCM5Main 6/6 Schematic Diagram TV/VCR Section T2202SCM6Sub 1/2 Schematic Diagram TV/VCR Section T2202SCSUB111-10 Sub 2/2 Schematic Diagram TV/VCR SectionT2202SCSUB2 T2202SCCRT CRT Schematic Diagram TV/VCR SectionFunction & Junction-B Schematic Diagram TV/VCR Section T2202SCF 11-11DVD Main 1/3 Schematic Diagram DVD Section 11-12 T2202SCD1DVD Main 2/3 Schematic Diagram DVD Section 11-13 T2202SCD2DVD Main 3/3 Schematic Diagram DVD Section 11-14 T2202SCD3BHF300F01011B Main CBA Top View TV/VCR SectionBHF300F01011A 11-15 BT1200F01013Main CBA Bottom View TV/VCR Section 11-16 BT1200F01013Sub CBA Top View TV/VCR Section 11-17 BT1200F01023-ASub CBA Bottom View TV/VCR Section 11-18 BT1200F01023-A11-19 BT1200F01023-B BT1200F01023-D BT1200F01023-E BT1200F01023-C 11-2012-1 WaveformsX7TWF 13-1 T2202WITWiring 13-2 T2202WIDSymbol System Control Timing ChartsMode SW LD-SW Symbol Loading StatusChart 14-214-3 14-4 STILL/SLOW- Play14-5 Tray Close ~ Play / Play ~ Tray Open IC PIN Function Descriptions ≥ 4.5 V, L ≤ 1.0 Pin Signal FunctionPin Signal Function IC1201 TV/VCR Micro Controller ICOUT YCA-CS PB-HOUT YCA-SDA OUT YCA-SCLLead Identifications 16-1 T2202LEDVD Mechanical Parts Exploded ViewsCabinet 17-1 T2202CEXPacking 17-2 T2203PEXCRT Warning Label Location Mechanical Parts ListV501 and L551 Combination CRT Type No. CRT Warning LabelElectrical Parts List 20060325 19-1 T2202EL20060325 19-2 T2202EL CCD3DKA0B82120060325 19-3 T2202EL ICS20060325 19-4 T2202EL Switches 20060325 19-5 T2202EL20060325 19-6 T2202EL WT1 Lead Clamper20060325 19-7 T2202EL CRT CBA 20060325 19-8 T2202ELMWC24T5 T2202UC