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General| Screen Size | 27 inches |
|---|---|
| Display Type | CRT |
| Resolution | 480i |
| Aspect Ratio | 4:3 |
| Comb Filter | 3D Digital Comb Filter |
| Speakers | 2 |
| Inputs | Composite, S-Video |
| Audio Power | 10 watts |
Overview of AA2W chassis Sony direct view televisions.
Table comparing features across different models.
Diagram showing the physical location of circuit boards.
Explains picture tube defect symptoms and repairs.
Information on V-Chip technology implementation in Sony TVs.
Explains how V Chip allows broadcasters to send rating data.
Details TV and Movie ratings categories and their meanings.
Explains how rating data is decoded by the receiver.
Location and function of the power supply on the G board.
Describes the process of turning the set on and power activation.
Introduction to the Power On/Degaussing section.
Detailed explanation of the degaussing circuit.
Function of the standby power supply.
Describes how the converter operates to supply voltages.
Explains how the switching frequency regulates output voltage.
Details the sequence of events during initial power-up.
Function of the converter in switching voltage.
Role of the soft start circuit in converter operation.
Explains the over voltage protection mechanisms.
Details the voltages provided by the secondary side of the supply.
Procedure for testing the Q621 MOSFET.
Steps for troubleshooting power supply issues.
Explains the soft start circuit's voltage and frequency control.
How frequency changes regulate output voltage.
Describes the foldback circuit's protection function.
Table detailing various scan-derived voltage distributions.
Table linking voltage symptoms to potential failures.
How the protection latch is activated and shuts down the set.
Details the OCP for the +135V line.
Explains the low voltage protection for Vcc Rectified.
Describes the foldback circuit's protection function.
Description of the +135V supply.
Description of the +12V supply.
Description of the +9V supply and its protection.
Description of the Audio B+ supply.
Drives the horizontal yoke and flyback transformer.
Corrects for deflection distortion.
Describes the horizontal output circuit components.
Amplifies the HD signal for the horizontal output.
Adjusts picture centering and linearity.
The H output transistor and its functions.
Corrects for picture bowing distortion.
Details the E/W signal and its processing.
Shuts down horizontal deflection if HV rises.
Compares filament voltage to a reference for protection.
Schematic diagram of the H Out section.
Schematic diagram of the pincushion correction circuit.
Schematic diagram of the H Protect circuit.
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