Samsung DVD-V6450 Service Manual

Samsung DVD-V6450 Service Manual

Dvd-vcr combination

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SERVICE
DVD-VCR COMBINATION
DVD-V5500
DVD-V6500
DVD-V5450/V5350/V6400/V6450
DVD-VCR COMBINATION
Chassis : Zeus EUROPE
DVD-V5450/XEF, XEB, XEU, XEN, XEC,
XEE, XEG, COM, EUR, XEH,
XEO
DVD-V5350/XET
DVD-V5500/XEH
DVD-V6400/XEF, XEB, XEU, XEN, XEC,
XEE, XEG, COM, EUR, XEH,
XEO,
DVD-V6450/XET
DVD-V6500/XEH
Manual
Merit & Character regarding Product
Œ
Œ 82mm Slim, Design
´ MP3,VCD Playdack
´
ˇ Divx Playack Support (Model Option)
ˇ
¨ Progressive Video out
¨
ˆ 6Head Hi-Fi VCR
ˆ
Ø WHA Playback Support
Ø

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Table of Contents
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Summarization of Contents

DVD-VCR COMBINATION
Merit & Character regarding Product
Lists the key features and characteristics of the DVD-VCR product.
Precautions
Safety Precautions
Essential safety guidelines for handling and servicing the device.
Servicing Precautions
Guidelines and warnings for technicians performing service.
ESD Precautions
Measures to prevent damage from electrostatic discharge to sensitive components.
Handling the Optical Pick-up
Specific procedures for safely handling the optical pick-up assembly.
Pick-up Disassembly and Reassembly
Step-by-step instructions for disassembling and reassembling the pick-up unit.
Product Specification
Product Specification
Detailed specifications including general, input, and output parameters.
Chassis Product Specification
Specifications related to the device's chassis and model variations.
Option Product Specification
Details on optional accessories and their specifications.
Introduction to DVD
Background information and definition of DVD technology.
Alignment and Adjustments
VCR Adjustment
Procedures for adjusting VCR tracking, head switching, and NVRAM settings.
DVD Adjustment
Procedures for adjusting DVD servo and RF signal parameters.
Disassembly and Reassembly
Instructions for taking apart and putting back together the device's components.
Troubleshooting
TroubleShooting
Diagnostic flowcharts and steps to resolve common issues.
Exploded View and Parts List
Cabinet Assembly
Exploded view and part list for the device's cabinet components.
VCR Mechanical Parts (Top Side)
Exploded view and part list for VCR mechanical components on the top side.
VCR Mechanical Parts (Bottom Side)
Exploded view and part list for VCR mechanical components on the bottom side.
DVD Mechanical Parts
Exploded view and part list for DVD mechanical components.
PCB Diagrams
VCR Main PCB
Component layout diagram for the VCR main printed circuit board.
DVD Main PCB
Component layout diagram for the DVD main printed circuit board.
Front PCB
Component layout diagram for the front panel printed circuit board.
Schematic Diagrams
S.M.P.S.
Schematic diagram of the Switched-Mode Power Supply circuit.
Power Drive
Schematic diagram for the power drive circuits.
Syscon/Servo
Schematic diagram for the system control and servo circuits.
Logic
Schematic diagram of the logic circuits.
A/V
Schematic diagram for the Audio/Video circuits.
Hi-Fi
Schematic diagram for the Hi-Fi audio circuits.
A2/NICAM
Schematic diagram for the A2/NICAM audio circuits.
SECAM (Option)
Schematic diagram for optional SECAM circuits.
OSD/VPS/PDC
Schematic diagram for On-Screen Display, VPS, and PDC circuits.
TM
Schematic diagram for the Tuner/Modulator circuits.
I/O
Schematic diagram for input/output circuits.
DVD A/V Codec & Memory Interface
Schematic diagram of the DVD A/V Codec and Memory Interface.
DVD RF & Servo
Schematic diagram for the DVD RF and Servo systems.
DVD Video Output
Schematic diagram for the DVD video output circuits.
B/B Connector & Power Connection
Schematic diagram of the B/B connector and power connection.
Operating Instructions and Installation
Circuit Operating Descriptions
Detailed explanations of the operational circuits within the device.
VCR Deck Operating Description
Features of Mechanism
Describes the key features of the VCR mechanism.
Basic Configuration of Mechanism
Explains the fundamental structure and configuration of the VCR mechanism.
Main Mechanism and Functions
Details the primary mechanical components and their operational functions.
Basis of the Mechanism
Explains the fundamental principles and operation of the VCR mechanism.
System Control
Describes the system control circuits and their functions.
System Control and Mechanical Operations
Details how system control interacts with mechanical operations.
Precautions
Safety Precautions
Essential safety guidelines for handling and servicing the device.
Servicing Precautions
Guidelines and warnings for technicians performing service.
VCR Deck Operating Description
Features of Mechanism
Describes the key features of the VCR mechanism.
Basic Configuration of Mechanism
Explains the fundamental structure and configuration of the VCR mechanism.
Main Mechanism and Functions
Tape Path System
Details the path the tape follows through the VCR mechanism.
Reel Drive System
Describes the reel drive system components and their function.
Basis of the Mechanism
Front Loading
Explains the process of loading a cassette into the front of the VCR.
Cassette loading/unloading Modes
Details the different modes for cassette loading and unloading.
Tape Loading
Describes the step-by-step process of loading the tape.
Playback Standby Mode
Explains the VCR's status during playback standby.
FF/REW Modes
Record/Playback Modes
Describes the VCR's modes for recording and playback.
System Control
Explains the functions of the VCR's system control circuits.
System Control and Mechanical Operations
Details how system control interacts with mechanical operations.
FF/REW Modes
Record/Playback Modes
Describes the VCR's modes for recording and playback.
Front Loading
Cassette loading/unloading Modes
Details the different modes for cassette loading and unloading.
Tape Loading
Playback Standby Mode
Explains the VCR's status during playback standby.
System Control and Mechanical Operations
Mechanical Operation
Describes the mechanical operation sequence of the VCR.
FF/REW Modes
Record/Playback Modes
Describes the VCR's modes for recording and playback.
FF/REW to STOP mode
Explains the transition from FF/REW mode to STOP mode.
Operations in Each Mode
[1] Cassette loading & Tape loading mode
Describes the cassette and tape loading operations.
Cassette loading/unloading Modes
Procedure for unloading the cassette tape.
Procedure for unloading the cassette.
[4] FF/REW mode
[5] FF/REW to STOP mode
Describes the transition from FF/REW mode to STOP mode.
Describes the Forward Picture Search playback mode.
[7] REC mode
Describes the standard recording operation.
Describes the recording pause operation.
Product Specification
Product Specification
Detailed specifications including general, input, and output parameters.
Introduction to DVD
The Definition of DVD
Provides a definition and basic information about DVD technology.
DVD-Video Format
Main Features
Highlights the primary features of the DVD-Video format.
Audio & Video Specifications
Technical specifications for audio and video aspects of DVD-Video.
DVD-Video Feature 4
DVD-Video Feature 5
Describes DVD-Video's multi-aspect ratio display capabilities.
DVD-Video Feature 6
Explains DVD-Video's multi-angle viewing capabilities.
Operating Instructions
Overviews
Provides a general overview of the device's front panel and basic functions.
Front View of the DVD-VCR (DVD-V5500)
Front View of the DVD-VCR (DVD-V6500)
Illustrates the front panel layout of the DVD-VCR (DVD-V6500) model.
Rear View of the DVD-VCR (DVD-V5500)
Rear View of the DVD-VCR (DVD-V6500)
Illustrates the rear panel connections for the DVD-VCR (DVD-V6500) model.
Display Indicators
Explains the meaning of various indicators on the front panel display.
Accessories
Inserting Batteries in the Remote Control
Instructions on how to insert or replace batteries in the remote control.
Connections
Quick Overview
Provides a brief overview of common connection methods.
Connecting DVD-VCR to the TV using the Coaxial Cable
Step-by-step guide for connecting the DVD-VCR to a TV via coaxial cable.
Connecting DVD-VCR to the TV using the SCART Cable
Step-by-step guide for connecting the DVD-VCR to a TV via SCART cable.
Connecting DVD-VCR to a Satellite Receiver or Other Equipment
Instructions for connecting to satellite receivers or other external equipment.
Plug & Auto Set up
Guide for initial setup and automatic channel scanning.
Connecting DVD-VCR to the TV using the Coaxial Cable
Connecting DVD-VCR to the TV using the SCART Cable
Instructions for connecting the DVD-VCR to a TV using a SCART cable.
Connecting the Audio Output Cable
Guide for connecting audio output cables to a Hi-Fi system.
Settings
Tuning Your Television for the DVD-VCR
Instructions on how to tune the television for optimal DVD-VCR picture display.
Progressive Scan Mode
Setting the Date and Time
Procedure for setting the device's internal clock and date.
Setting the Menu Language
Setting the Clock Automatically
Instructions for automatically setting the device's clock.
Selecting the RF OUT Sound Mode (B/G-G/K)
Setting the VCR Output Channel
Instructions for setting the VCR's output channel for video.
VCR Functions
Selecting the Colour Mode
How to select the appropriate color system for playback.
NICAM
Intelligent Picture Control
Feature to automatically adjust picture sharpness.
ShowView Extend (DVD-V6500)
Auto Power off
Automatically turns off the DVD-VCR after a period of inactivity.
Screen Messages
Selecting the Cassette Type
Setting the tape type for accurate time display.
Repeat Play
Selecting the Recording Speed
Options for selecting recording speed (SP or LP).
Protecting a Recorded Cassette
Recording a Programme Immediately
Procedure for recording a program without timer setup.
Playing BACK
Playing a Cassette
Instructions for playing back a pre-recorded video cassette.
Adjusting Picture Alignment Manually
How to manually adjust picture alignment for optimal viewing.
Selecting the Audio Output Mode
Playing a Cassette in Slow Motion
Instructions for playing back a cassette in slow motion.
Playing a Sequence Frame by Frame
How to play back a cassette one frame at a time.
Playing a Sequence at Variable Speeds
How to play back sequences at variable speeds using the Shuttle function.
Searching for a Specific Sequence
Go To [0:00:00] Stop
Function to stop at a specific counter position.
End Search
Feature to search for a blank position for recording.
Intro Scan
Feature to scan forward or backward to a specific index.
Intro Scan
Index Skip Search
Feature to fast forward/rewind to specific points on a tape.
Using the Tape Counter
Connecting an RCA Audio/Video Input Cable
Instructions for connecting audio/video equipment via RCA cables.
Using the Assemble Edit Function
Recording from Another VCR or Camcorder
Instructions for copying cassettes from other devices.
DVD Functions
Choosing a Connection
Overview of common connection methods for DVD player to TV.
Setting Up the Language Features
Using the Disc Menu Language
Setting the language for DVD disc menus.
Using the Audio Language
Setting the preferred language for DVD audio tracks.
Setting Up the Display Options
PCM Down Sampling
Setting for PCM down sampling for audio output.
TV Aspect
Black Level
Adjusts the brightness of the screen.
NTSC Disc Output
Setting for NTSC disc output signal.
DVD Out
Setting for DVD video output signal.
Setting up the Rating Level
Changing the Password
Procedure to change the parental control password.
DivX(R) Registration (DVD-V6500)
Firmware Upgrade
Instructions and precautions for upgrading device firmware.
Using the Assemble Edit Function
Recording from Another VCR or Camcorder
Instructions for copying content from other devices.
AV Receiver Connections
Digital Audio Out
Instructions for connecting the digital audio output.
Special Playback Features
Still
How to pause playback and freeze the current frame.
Frame Advance (Step)
Procedure to advance playback one frame at a time.
Skip Forward/Back
How to jump forward or backward through chapters/tracks.
Search Forward/Back
How to visually search forward or backward through the disc.
Slow Motion
How to play back video at slow speeds.
Stop/Resume
Instructions for stopping and resuming playback.
Title/Chapter/Time Selection
View the Display
How to view playback information like title, chapter, and time.
Select Title
How to select a specific title from the disc.
Select Chapter or Track
How to select a specific chapter or track on the disc.
Select Counter Position
How to navigate to a specific time using the counter.
Select 3D Sound
Enables virtual surround sound using two speakers.
Angle View
Subtitle
How to view and change subtitle language settings.
A to B Repeat
Cancel A-B Repeat
How to cancel the A to B repeat playback function.
Repeat Chapter/Title
Audio
How to select audio output modes and languages.
Marks
Play Mark
How to play back a previously set bookmark.
MP3/WMA Play
Instructions for playing MP3 and WMA files.
Program/Random playback
Program Play (CD/MP3/WMA)
How to play back CD, MP3, or WMA discs in programmed order.
Program Play (CD/MP3/WMA)
Random Play (CD/MP3/WMA)
How to play back CD, MP3, or WMA discs in random order.
Picture CD Playback
Album Mode
Enters album mode for viewing pictures.
Rotation
How to rotate the displayed picture.
Zoom
How to zoom in on the displayed picture.
Slide show
CD-R JPEG Discs
Information on playing JPEG files from CD-R discs.
DivX/MPEG4 Special Playback Features (DVD-V6500)
Still
How to pause playback and freeze the current frame.
Frame Advance (Step)
Procedure to advance playback one frame at a time.
Slow Motion
How to play back video at slow speeds.
Stop/Resume
Instructions for stopping and resuming playback.
Zoom
How to zoom in on the displayed picture.
DivX/MPEG4 Playback (DVD-V6500)
MPEG4 Supported
Details the MPEG4 file format and compatibility.
MPEGs containing DivX can be divided into Video and Audio.
Explains the division of DivX content into video and audio components.
Disassembly and Reassembly
Cabinet and PCB
Instructions for disassembling the cabinet and accessing PCBs.
Circuit Board Locations
Diagrams showing the locations of main circuit boards.
VCR Deck Parts Locations
Diagrams illustrating the locations of VCR deck parts.
VCR Deck
Detailed disassembly procedures for the VCR deck components.
The table of cleaning, Lubrication and replacement time about principal parts
Table detailing maintenance schedules for principal parts.
DVD Deck
Detailed disassembly procedures for the DVD deck components.
Alignment and Adjustments
VCR Adjustment
Procedures for adjusting VCR tracking, head switching, and NVRAM settings.
DVD Adjustment
Procedures for adjusting DVD servo and RF signal parameters.
VCR Mechanical Adjustment
Procedures for adjusting VCR mechanical tape transport system.
Circuit Operating Descriptions
Power Supply (Free Voltage)
Explains the operation of the free voltage power supply system.
System Control
Describes the system control circuits and their functions.
Servo
Explains the operation of the servo systems for cylinder, capstan, and tension.
VCR Video
Describes the VCR video signal recording and playback systems.
Chroma Signal Recording System
Explains the process of recording chroma signals.
Linear Audio
Describes the operation of the linear audio circuits.
TM
Explains the Tuner/Modulator (TM) system.
MTS
Describes the operation of the MTS (Multichannel Television Sound) system.
OSD
Explains the On-Screen Display circuit operation.
SECAM (Option)
Describes the operation of the SECAM video system.
Input-Output
Details the input and output signals and their switching conditions.
DVD System Control
Explains the DVD system control circuits and their block diagram.
DVD RF
Describes the operation of the DVD RF signal processing circuits.
DVD Servo
Explains the DVD servo system and its block diagram.
DVD Data Processor
Describes the operation of the DVD data processor circuits.
DVD Video
Explains the DVD video signal processing and output.
DVD Audio
Describes the operation of the DVD audio output circuits.
Troubleshooting
No Power Detected
Troubleshooting steps when no power is detected.
No Search Operation
FINE SEEK Check
Troubleshooting steps for fine seek operation issues.
Exploded View and Parts List
Cabinet Assembly
Exploded view and part list for the device's cabinet components.
VCR Mechanical Parts (Top Side)
Exploded view and part list for VCR mechanical components on the top side.
VCR Mechanical Parts (Bottom Side)
Exploded view and part list for VCR mechanical components on the bottom side.
DVD Mechanical Parts
Exploded view and part list for DVD mechanical components.
PCB Diagrams
VCR Main PCB
Component layout diagram for the VCR main printed circuit board.
DVD Main PCB
Component layout diagram for the DVD main printed circuit board.
Front PCB
Component layout diagram for the front panel printed circuit board.
Schematic Diagrams
S.M.P.S.
Schematic diagram of the Switched-Mode Power Supply circuit.
Power Drive
Schematic diagram for the power drive circuits.
Syscon/Servo
Schematic diagram for the system control and servo circuits.
Logic
Schematic diagram of the logic circuits.
A/V
Schematic diagram for the Audio/Video circuits.
Hi-Fi
Schematic diagram for the Hi-Fi audio circuits.
A2/NICAM
Schematic diagram for the A2/NICAM audio circuits.
SECAM (Option)
Schematic diagram for optional SECAM circuits.
OSD/VPS/PDC
Schematic diagram for On-Screen Display, VPS, and PDC circuits.
TM
Schematic diagram for the Tuner/Modulator circuits.
I/O
Schematic diagram for input/output circuits.
DVD A/V Codec & Memory Interface
Schematic diagram of the DVD A/V Codec and Memory Interface.
DVD RF & Servo
Schematic diagram for the DVD RF and Servo systems.
DVD Video Output
Schematic diagram for the DVD video output circuits.
B/B Connector & Power Connection
Schematic diagram of the B/B connector and power connection.

Table of Contents