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General| Screen Size | 14 inches |
|---|---|
| Display Technology | CRT |
| Aspect Ratio | 4:3 |
| Resolution | Standard Definition |
| Power Consumption | 50W |
| Inputs | RF, Composite |
General safety guidelines for servicing the TV set, including isolation transformer use and protective device installation.
Warnings and precautions regarding X-radiation emissions from the picture tube and high voltage limits.
Safety considerations for component replacement, emphasizing specific safety-related components.
Explanation of the TV's power supply protection circuit and its function during malfunctions.
Steps to reset the protection circuit and restore power by cycling the TV's power.
Steps for initializing the memory IC (IC802) after replacement using the remote control.
List of service adjustments that need to be readjusted after memory IC replacement.
Adjusting the RF Automatic Gain Control for optimal signal reception.
Adjusting the horizontal centering of the picture using H-PHA.
Adjusting the vertical size of the picture using V-SIZ.
Adjusting the vertical S-correction for picture linearity.
Adjusting the vertical linearity of the picture.
Adjusting the grey scale tracking for accurate color reproduction.
Checking and adjusting the B-voltage supply for stability.
Verifying high voltage levels for picture tube operation.
Adjusting the focus control on the FBT for a sharp picture.
Setting a maximum volume limit for the TV.
Disabling channel tuning functions like preset and channel swapping.
Activating a mode for audio-only playback, displaying a black screen.
Setting the initial AV input position upon TV power-on.
Choosing the language for the TV's on-screen menus (Thai/Russian/English).
Adjusting magnetic fields for correct color purity and vertical centring.
Aligning Red, Green, and Blue beams in the center of the picture.
Aligning color beams in the picture's outer areas by adjusting the deflection yoke.
Measured waveforms and voltage levels for IC201 (IF/VIDEO/CHROMA).
Measured waveforms and voltage levels for IC501 (Vertical Output).
Measured waveforms and voltage levels for IC001 (Audio Amplifier).
Measured waveforms and voltage levels for IC281 (SECAM Decoder).
Measured waveforms and voltage levels for IC802 (Memory).
Measured waveforms and voltage levels for IC801 (CPU).
