Sharp 72GF-66E Lower Corner Correction, Vertical Linearity, Vertical Angle, Vertical Bow

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Lower Corner Correction

Adjust the Lower Corner Correction so that the picture is centred.

The effect of this adjustment is shown in figure 7.

•When the volume up button is pressed, side pincushion changes from pincushion to barrel shape.

•When the volume down button is pressed, side pincushion changes from pincushion to barrel shape.

•Press the stand-by button on the remote control to store.

Vertical Linearity

Adjust the Vertical Linearity so that the upper and lower parts of the picture are symmetrical. The effect of this adjustment is shown in figure 8.

•When the volume up button is pressed, the upper picture scanning decreases and the lower picture scanning increases.

•When the volume down button is pressed, the upper picture scanning increases and the lower picture scanning decreases.

•Press the stand-by button on the remote control to store.

Vertical Angle

Adjust the Vertical Amplitude so that the picture is centred.

The effect of this adjustment is shown in figure 9

•When the volume up button is pressed, the vertical angle changes to right.

•When the volume down button is pressed, the vertical angle changes to left.

•Press the stand-by button on the remote control to store.

Vertical Bow

Adjust the Vertical Bow so that the picture is centred.

The effect of this adjustment is shown in figure 10

•When the volume up button is pressed, the vertical bow changes to right.

•When the volume down button is pressed, the vertical bow changes to left.

•Press the stand-by button on the remote control to store.

Vertical Amplitude

Adjust the Vertical Amplitude so that the picture is over-scanned.

The effect of this adjustment is shown in figure 11.

•When the volume up button is pressed, the vertical size of the picture increases.

•When the volume down button is pressed, the vertical size of the picture decreases.

•Press the stand-by button on the remote control to store.

S Correction

Adjust the S Correction so that the picture symmetrical between the top, centre and bottom. The effect of this adjustment is shown in figure 12.

•When the volume up button is pressed, the top and bottom scanning increases and the centre scanning decreases.

72GF-66E

Fig.7

Fig.8

Fig.9

Fig.10

Fig.11

Fig.12

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Contents Model 72GF-66E =0.290 Y=0.300 Electrical SpecificationsImportant Servicing Notes Geometry Adjustments Adjustment menuWidth Pin PhaseHorizontal Vertical Horizontal ShiftVertical Bow Lower Corner CorrectionVertical Linearity Vertical AngleVertical Shift Colour AdjustmentsFollow the procedure below to set the Cut Off Follow the procedure below to set the GainAuto Installation On/Off Contrast AdjustmentsDvco Adjustment PAL Dvco Adjustment NtscQKI KITP7293BMN5 QKITP7293BMN5 F7293BMN5 CRT Module Unit Printed Wiring Board F7269N3. Component side CRT Module Unit Printed Wiring Board F7269N3. Copper side Side Copper C6083 Digital Module Unit Printed Wiring Boards F7295NOACopper side Power Switch Unit Printed Wiring Boardsm F7305N0BAudio Amplifier Unit F7304N0B PWB Parts Location Tables Audio Amplifier Unit Printed Wiring Boards F7304N0BComponent side FB1 Mother Unit F7293N5A PWB Parts Location TablesCN3 JF9 TRCJF6 JF8JF3 JF2R817 214376 58674 R818 207518 61722 T702 56896 173228 Component Side Copper side CRT Module Unit PWB F7269N3 Parts Location TablesComponent Side. Copper side Front A/V Unit PWB F7306N0B Parts Location TablesDinamic Focus Unit PWB F7271N3 Parts Location Tables Digital Module Unit PWB F7305N0B Parts Location TablesJF5 Digital Module Unit F7295N0B PWB Parts Location TablesRGB JF4Description of Schematic Diagram 72GF 66E IC305 Sharp Schematic Diagram of CRT Module Unit F7269N3, 00 Version Sharp Realizado Verificado Aprobado Front aSchematic Diagram of Dinamic Focus Unit F7271, 00 Version Realizado Veri Module Digital Schematic Diagram Schematic Diagram of Power Supply Unit F7305, 00 Version Sharp Stereo LED Flashing Codes Video Processor Block DiagramBlock Diagram 72GF-66E Integrated Circuits Parts DescriptionPicture Tube Mother Unit TunerTransformers Packaged CircuitsCoils Ceramic FiltersCeram C 1UF 16V 2125SMD Ceram C 5PF 50V 2125SMDUVZ2C2R2MEH1TA Nichicon Ceram C 220PF 2KV ResistorsCeram C DE1410 E332M-KX Wound RES 47KOHM 5% 5W MET Film R 1 OHM 5% 2WMET OX RES 1KOHM 5% 1W SET MET OX R 3,3KOHM 5% 3W LWMiscellaneous Parts TRC Unit Integrated Circuits Digital Module Unit Integrated Circuits Crystal 20.25 HMZ Zener Diode TZMC24 TFK SMDZener Diode TZMC3V3 TFK SMD Crystal 5MHZ AcalPwbdigital Module VPC RGB Audio Amplifier Integrated CircuitsIC TDA7481 Thomson Line Filter Unit Coils Frontal A/V Unit CoilsCabinet Parts 1.2 1.3 1.5 1.6 Recycled Paper