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General| Brand | Panasonic |
|---|---|
| Model | PV-M1327 |
| Category | TV VCR Combo |
| Language | English |
Important safety notices and general guidelines for servicing.
Procedures for performing cold and hot leakage current checks.
Warning regarding X-radiation sources and precautions.
Procedure to test, repair, and explain the horizontal oscillator disable circuit.
Diagrams of remote control and front panel controls and indicators.
Initial setup for language, channels, clock, and channel replacement.
Steps to adjust picture settings like brightness, contrast, color, and tint.
Details on selecting closed caption modes and configuring the display screen.
Using FM radio features, memorizing stations, and selecting audio modes.
Procedures for playback, scene search, special effects, and tracking control.
Basic instructions for recording directly onto a tape.
Setting up, managing, canceling, and reviewing timer recordings.
Explanation of the VCR lock feature and the warning beeper function.
Instructions for receiving broadcasts and configuring cable box connections.
How to select audio modes when viewing TV programs.
Steps for VCR Plus+ setup and channel preparation.
Information on fault finding, code positions, and service modes.
Procedures for service mode, auto tracking defeat, and memory reset.
Describes two basic service positions without extension cables.
Steps for connecting extension cables for service positioning.
Step-by-step procedures for manually removing jammed tapes.
Electrical procedures for moving the mechanism, including cautions.
Diagrams showing correct wire and lead placement after servicing.
Notes on cylinder behavior after stopping and identification of chassis screws.
Techniques for handling electrostatically sensitive devices and replacing chip components.
Procedures for service mode, auto tracking defeat, and memory reset.
Guides on reading identification marks and values of chip components.
Flowchart detailing the order of cabinet disassembly.
Procedure for disassembling the swivel unit on specific models.
Chart outlining the step-by-step disassembly of mechanism parts.
List and images of required tools for adjustments.
Procedure for cleaning the upper cylinder unit's video heads.
Procedure for adjusting tape tension post for stability.
Procedure to fine-tune back tension for smooth tape running.
Procedure to align reel table height for proper tape path.
Procedure to adjust FG head gap for proper servo operation.
Preliminary adjustment of P2 and P3 posts for tape alignment.
Final adjustment of envelope output for picture quality and tracking.
Confirming tape runs smoothly and checking for proper audio/control signal pickup.
Confirming tape runs properly along the control head.
Adjusting A/C head position and height for proper tape track alignment.
Adjusting A/C head horizontal position for maximum envelope output.
List and images of required tools for adjustments.
Using remote control for electronic adjustments via on-screen display.
Adjusting video head switching point for playback.
Procedure to separate L and R channels of stereo signals.
Setting the optimum sub contrast level for picture darkness/lightness.
Setting the VCO free run frequency for stereophony.
Adjusting focus, screen, cut off, and drive for optimal picture quality.
Setting standard color phase by adjusting sub color and sub tint.
Setting uniform white over the screen and adjusting convergence magnet rings.
Setting uniform convergence across the screen.
Setting uniform convergence at the sides of the CRT.
Setting standard vertical and horizontal picture size and position.
Setting the standard white level for each color temperature.
Setting the optimum brightness level for the picture.
Diagram showing test points and controls on the Main C.B.A.
Diagram showing test points on CRT and TV Stereo C.B.A.
Important notes regarding replacement parts, test points, and schematic interpretation.
Schematic diagram for the junction unit.
Schematic diagram for the stereo amplifier unit.
Schematic diagram for Main I (Power Supply/System Control/Servo).
Schematic diagram for Main II (Signal Process/OSD/Audio Amp).
Schematic diagram for Main III (TV Y/C Process).
Schematic diagram for Main IV (Power Supply).
Schematic diagram for the TV Stereo unit.
Schematic diagram for the TV Main and CRT units.
Layout of components on the Head Amp C.B.A. for various models.
Layout of components on the TV Stereo Amp C.B.A.
Layout of components on the Junction C.B.A.
Layout of components on the Main C.B.A. (Power Supply/Signal Process/OSD/Audio Amp).
Layout of components on the TV Main C.B.A.
Layout of components on the CRT C.B.A.
Oscilloscope waveforms for various test points on the Main C.B.A.
Oscilloscope waveforms for Head Amp C.B.A. test points.
Block diagram of the power supply section.
Block diagram illustrating the video signal path.
Block diagram illustrating the audio signal path.
Block diagram of the system control section.
Block diagram of the servo control system.
Block diagram for TV Y/C processing, OSD, CCV, and TV Main functions.
Flowchart for diagnosing power supply issues.
Flowchart for diagnosing video recording problems.
Flowchart for diagnosing video playback problems.
Exploded view of the mechanism's top section with parts identification.
Exploded view of the mechanism's bottom section with parts identification.
Exploded view of the cassette up compartment with parts identification.
Exploded view of the chassis frame (part 1) with parts identification.
Exploded view of the chassis frame (part 2) with parts identification.
Exploded view of packing parts and accessories for specific models.
Exploded view of packing parts and accessories for specific models.
Important notes regarding original parts, safety, and handling of components.
Notes specific to replacing mechanical parts.
Notes specific to replacing electrical components and abbreviations.
List of replacement parts for the mechanism's top section.
List of replacement integrated circuits with part numbers and remarks.
List of replacement transistors with part numbers and remarks.
List of replacement diodes with part numbers and remarks.
List of replacement resistors with part numbers, values, and remarks.
List of replacement capacitors with part numbers, values, and remarks.
List of miscellaneous parts like fuses, transformers, and pin headers.
