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Remote control | Yes |
---|---|
Record/Playback Heads | 4 |
Timer recording | Yes |
Type | VHS VCR |
TV system | PAL, SECAM |
Sound system | Stereo |
Tape speed | SP, LP |
Details for Mother Board module with diagram references.
Details for Input/Output module with diagram references.
Details for AV Sockets module with diagram references.
Details for Teletext module with diagram references.
Details for Transcoder module with diagram references.
Details for Power Supply module with diagram references.
Details for Interface module with diagram references.
Details for Front Processor module with diagram references.
Details for Display and Control module with diagram references.
Details for Front End B/G module with diagram references.
Details for Front End Multi module with diagram references.
Details on cassette format, CTV system, cabinet finish, and remote control.
Specifications for tuner range, programs, picture functions, and playback.
Details on sound compatibility, stereo decoder, frequency, and power supply.
Specifications for device dimensions, weight, and features like quickloading.
Modifications for different TV transmission systems.
Instructions for VTR playback functions like play, stop, cue, and slow motion.
Instructions for navigating and using V.Tape menu operations.
Guide to pre-programming the Beo4 remote for specific functions.
Explains component numbering, notes, connections, measuring conditions, and safety symbols.
Safety warnings and guidelines for handling lithium batteries.
Defines symbols used in circuit diagrams for video, chroma, and status signals.
Detailed explanation of symbols for video signals, chroma, and status.
Definitions for various signal symbols used in circuit diagrams.
Explanation of symbols related to audio signals and their processing.
List and explanation of voltage abbreviations used in diagrams.
Shows connections between major modules like AV sockets, front end, and interface.
Illustrates connections for V sockets, transcoder, interface, display, mother board, teletext, and power supply.
Identifies key analog blocks like AV board, I/O board, mother board, and front end.
Illustrates digital components like capstan motor, deck controller, and interface.
Detailed schematic of the power supply unit.
Schematic diagram for the Front End B/G module.
Component layout for the Front End Multistandard PCB.
Solder side view of the Front End Multistandard PCB.
Schematic diagram for the Front End Multistandard module.
Component layout for the Mother Board PCB.
Solder side view of the Mother Board PCB.
Schematic diagram for the Mother Board Tuner/Modulator.
Schematic diagram for the Mother Board SECAM Processing.
Schematic diagram for the Mother Board Head Amplifier.
Schematic diagram for the Mother Board Video Signal Processing.
Schematic diagram for the Mother Board Deck Electronics.
Diagrams and details for the Capstan Motor Unit.
Schematic details for the Deck Controller and Reset Generator.
Schematic diagram for the Mother Board Central Control.
Schematic diagram for the Input/Output Board's In/Out functions.
Schematic diagram for the Input/Output Board's audio section.
Component layout for the Input/Output PCB.
Solder side view of the Input/Output PCB.
Schematic diagram for the Teletext module.
Component layout for the Teletext PCB.
Solder side view of the Teletext PCB.
Schematic diagram for the Transcoder module.
Component layout for the Transcoder PCB.
Solder side view of the Transcoder PCB.
Schematic diagram for the AV Sockets.
Component layout for the AV Sockets PCB.
Solder side view of the AV Sockets PCB.
Schematic diagram for the Display and Control unit.
Component layout for the Display and Control PCB.
Schematic diagram for the Interface module.
Component layout for the Interface PCB.
Solder side view of the Interface PCB.
List of electrical components for the Mother Board (Types 4601, 4605, 4606, 4609).
List of electrical components for the Front End (Types 4601, 4605, 4606, 4609).
List of electrical components for Input/Output and AV Sockets.
List of electrical components for Teletext, Transcoder, and Power Supply.
List of electrical components for Interface, Front Processor, and Display.
List of electrical components for Transcoder and Front End.
List of electrical components for Input/Output, AV Sockets, and Teletext.
List of electrical components for Front End and Power Supply.
List of electrical components for Transcoder and Front End.
List of electrical components for Front End and Power Supply.
Exploded view of the main chassis with numbered parts.
List of mechanical components for Mother Board modules.
List of mechanical components for Input/Output and AV Sockets.
List of mechanical components for Teletext and Transcoder.
List of mechanical components for Power Supply and Interface.
List of mechanical components for Front Processor and Display.
List of mechanical components for Front End modules.
List of mechanical components for the Tape Deck.
List of various screws, holders, and small parts.
Exploded view of the top side mechanism with parts.
Detailed list of mechanical parts for the top side mechanism.
List of available service kits and wire bundles.
List of parts that are not depicted in the diagrams.
Exploded view of the bottom side mechanism with parts.
List of specialized tools and jigs for servicing.
List of setting-up guides and user manuals in various languages.
General information on service modes and adjustments.
Specific adjustments needed after replacing certain components.
Procedure for adjusting the +5V supply.
Adjustments for Picture Demodulation, Delayed AGC, and Chroma Amplitude.
Procedures for Stereo Decoder Crosstalk and RF Threshold adjustments.
Adjustments for SECAM L Band Picture Demodulator circuit.
Adjustments for Chroma Writing Current, Cloche Curve, and filters.
Adjustments for VHS signal luminance writing current.
Procedures for Chroma Recording Current and S-VHS Detection.
Adjustments for ATR Initialisation and Teletext Hi/2 Sync.
Adjustments for FM Envelope Voltage, Sound Envelope, and BIAS.
Procedures for Chrominance Frequency and SECAM Luminance Delay.
Procedures for adjusting X distance and tape path.
Adjusting the tilt angle, head height, and azimuth of the A/C head.
Procedure for adjusting the brake band.
Procedure for adjusting tape tension.
Adjusting friction clutch and reverse brake controls.
Introduction to service modes and their operation.
Accessing and using service menus and information items.
Details on variant setup and interpretation of error codes.
Configuration of tuner systems and compatibility settings.
Settings for remote control, menu layout, and PDC/VPS.
Configuration for system decoders and modulator.
Displaying status of executed timers and error causes.
Details on service counters and power-on time tracking.
Overview of available electrical adjustments.
Explanation of endless play mode and after-service reset.
Instructions for performing a total reset after HCP EEPROM replacement.
Details on service functions using the built-in IR receiver.
Explains basic deck functions and remote control operations.
Describes digit commands for adjustment functions and different operational modes.
Lists IRSS service codes for various functions like adjustments and system setup.
Settings for tuner sound modes (NICAM Stereo, Language) and frequency.
Options for selecting playback systems (PAL, MESECAM, SECAM).
List of IRSS codes for playback systems, SECAM, Transcoder, and LEDs.
Codes for RGB, Modulator AGC, Linear Sound, RF Threshold, and drive position.
Codes for deck sensors, dummy mode, and menu navigation.
Codes for tuner setup, menu colour, and system decoder.
Codes for total reset, service reset, modulator, and text modes.
Explanation of Sec Box On/Off states and setup table.
Explanation of Teletext Cor On/Off states and setup table.
Detailed pinout and function descriptions for the Deck Controller IC.
Explanation of tape deck position detection and motor control signals.
Details on tape sensors, speed selection, and head switching pulses.
Functions related to SECAM detection, audio record, and chroma phase.
Explanation of FFP, DROP OUT correction, and various signal controls.
Explains how UIP and HCP EEPROMs store setup values and synchronize data.
Describes start-up sequences, visual observations, and measurements.
Details tape loading, visual observations, and running measurements.
Explains the blocking-oscillator power supply operation and control.
Describes signal paths for Chroma/Video circuits including AGC and deemphasis.
Details the signal path for SQPB (Quasi SVHS) and its processing.
Describes the chroma signal path during recording.
Explanation of Secam-L signal processing, filters, and amplifiers.
Details the signal path for Secam-L recording.
Describes the Secam-L playback signal path and processing.
Explains Secam signal identification and Secam to PAL transcoding.
General steps for removing cabinet parts and chassis.
Instructions for removing the side panels.
Instructions for removing the top cover.
Steps for removing the front panel.
Instructions for removing the main chassis with the tape deck.
Detailed procedure for removing the tape deck.
Instructions for servicing the power supply module.
Diagrams illustrating the tape deck layout.
Critical note for post-repair operations.
Instructions for removing the right roller unit.
Steps for removing the cassette lift mechanism.
Instructions for installing the cassette lift mechanism.
Detailed instructions for removing the cylinder.
Instructions for installing a new cylinder.
Steps for replacing the A/C head.
Adjustments required after replacing the A/C head.
Instructions for removing the threading motor.
Instructions for removing the capstan motor.
Steps for removing the pressure roller and its guide.
Instructions for removing the right roller unit.
Instructions for removing the left roller unit.
Steps for performing insulation test after dismantling and reassembly.
Important safety notes for insulation testing.