Magnavox MWC24T5 service manual HOW to Initialize the TV/DVD/VCR, DVD Section, TV/VCR Section

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HOW TO INITIALIZE THE TV/DVD/VCR

To put the program back at the factory-default, initialize the TV/DVD/VCR as the following procedure.

< DVD Section >

1.Turn the power on and press [SELECT] button on the remote control unit to put the TV/DVD/VCR into DVD mode.

2.Press [1], [2], [3], [4], and [DISPLAY] buttons on the remote control unit in that order.

Fig. a appears on the screen.

"*******" differ depending on the models.

MODEL : *******

Version : *.**

Region : *

EEPROM CLEAR : CLEAR EXIT: SELECT

Fig. a

3.Press [CLEAR] button on the remote control unit. Fig. b appears on the screen.

"*******" differ depending on the models.

MODEL : *******

Version : *.**

Region : *

< TV/VCR Section >

1.Use the service remote control unit.

2.Turn the power on. (Use main power on the TV unit.)

3.Press [DISC MENU] button on the service remote control unit to enter the Service mode. (Refer to “How to enter the Service mode” on page 1-7-1.)

4.Press [VOL p] button on the service remote control unit twice, and confirm that OSD indication is “7F = FF.” If needed, set it to become “7F = FF” by pressing [CH. o / p] buttons on the service remote control unit.

5.Confirm that OSD indication on the four corners on TV screen changes from on and off light indication to red by pressing a [DISPLAY] button. (It is necessary for one or two seconds.)

6.Turn the power off by pressing main power button on the TV unit, and unplug the AC cord from the AC outlet.

EEPROM CLEAR : OK

EEPROM CLEAR : CLEAR EXIT: SELECT

Fig. b

When “OK” appears on the screen, the factory default will be set.

4.To exit this mode, press [CH. o / p] or [SELECT] button to go to TV mode, or press [STANDBY-ON] button to turn the power off.

1-8-1

T1202NT

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Contents Illustration at right Main SectionSuffix B Rating LabelImportant Safety Notice Main Section Specifications DVDDescription Condition Unit Nominal Limit PTD 1-NOR TIT.1 CHP.1Hi-Fi Audio VCRAmsp Pmsp Laser Beam Safety Precautions Location Top of DVD mechanismThis DVD player uses a pickup that emits a laser beam E7NLSPImportant Safety Precautions Safety Precautions for TV CircuitReading should Test ALL ExposedTvdvdnisp Precautions during Servicing Safety Check after Servicing Measuring Method Power onClearance Distance Leakage Current TestInstructions for Connectors How to Remove / Install Flat Pack-ICStandard Notes for Servicing Circuit Board IndicationsMasking Flat Pack-IC Tape Tweezers MachineWith Soldering Iron Installation With Iron WirePin 1 of the Flat Pack-IC Is indicated by a mark PresolderInstructions for Handling Semi- conductors Ground for Human BodyGround for Workbench IncorrectHow to Enter the Service Mode How to Enter the Service ModePreparation for Servicing PreparingCabinet Disassembly Instructions Disassembly FlowchartDisassembly Method RemovalReference Notes in the Table Fig. D1Tray Chassis Unit CRT CBA Anode CapDVD Mechanism DVD Main CBA Unit Electrical Adjustment Instructions How to make service remote control unitDC 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 Focus Adjustment 10. H. Position Adjustment11. V. Shift 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 How to read converged lines Test Point InformationArea D3 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 CRT Schematic Diagram TV/VCR Section Function & Junction-B Schematic Diagram TV/VCR SectionT2202SCCRT 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 T2202SCD3Main CBA Top View TV/VCR Section BHF300F01011ABHF300F01011B 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 T2202WIDSystem Control Timing Charts Mode SW LD-SWSymbol Symbol Loading StatusChart 14-214-3 14-4 STILL/SLOW- Play14-5 Tray Close ~ Play / Play ~ Tray Open ≥ 4.5 V, L ≤ 1.0 Pin Signal Function Pin Signal FunctionIC PIN Function Descriptions IC1201 TV/VCR Micro Controller ICPB-H OUT YCA-SDAOUT YCA-CS OUT YCA-SCLLead Identifications 16-1 T2202LEExploded Views CabinetDVD Mechanical Parts 17-1 T2202CEXPacking 17-2 T2203PEXMechanical Parts List V501 and L551 CombinationCRT Warning Label Location 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