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SD-4900 manual
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102 pages, 8.89 Mb
FILE NO.
810-200327
SERVICE MANUAL
DVD VIDEO PLAYER
SD-4900
DOCUMENT CREATED IN JAPAN, Jul., 2003
Contents
Page
SECTION
SUMMARY
OWNER’S
MANUAL(SD-4900)
PRODUCT SAFETY SERVICING GUIDELINES FOR VIDEO PRODUCTS
OWNER’S MANUAL
3DSuroundSound
Safety Precautions
CAUTION
IMPORTANT SAFETY INSTRUCTIONS
Table of Contents
Introduction
Preparation
Operation
Reference
Before Use
Playable Discs
Disc-relatedterms
Types of video CDs
Before Use (Continued)
Precautions
Handling the unit
Cleaning the unit
Notes on Discs
Front Panel and Display Window
Remote Control
Remote Control Operation Range
Remote control battery installation
Rear Panel
Connections
Connecting to a TV
Video connection (Good)
Progressive Scan (ColorStream®Pro) connection
S-Videoconnection (Better)
Connections (Continued)
Connecting to Optional Equipment
Digital Multi-channelsound
Before Operation
General Explanation
On-ScreenDisplay
On-screendisplay operation
Temporary Feedback Field Icons
Before Operation (Continued)
On-ScreenDisplay (Continued)
PREPARATION
Initial Settings
Initial Settings General Operation
Language
Disc Language DVD-V DVD-A
Menu Language
Sound
Digital Audio Output
Sample Frequency
5.1 Speaker settings DVD-V DVD-A
Page
Parental Control
Rating DVD-V
Area Code DVD-V
Changing the 4-digitcode
If you forget your 4-digitcode
Operation with DVD and Video CD
Playing a DVD and Video CD
Playback Setup
If a menu screen is displayed
General Features
General Features (continued)
Still Picture and Frame-by-frameplayback
Slow Motion
Random
Repeat A-B
Selecting the sound enhancement
Zoom
Marker Search
Special DVD Features DVD-V DVD-A
Checking the contents of DVD Video discs: Menus
DVD Audio Discs DVD-A
Moving to another GROUP
Viewing another PAGE
Playing an Audio CD and MP3/WMA Disc
Operation with Audio CD and MP3/WMA Disc (Continued)
Moving to another Track CD MP3
Repeat Track/All/Off CD MP3 WMA
Changing the Audio Channel CD
Operation with JPEG Disc
Viewing a JPEG disc JPEG
Moving to another File
Still Picture
To flip the picture
Programmed Playback
Programmed Playback with Audio CD and MP3/WMA Disc
Programmed Playback with Video CD
Repeat Programmed Tracks
Erasing a Track from Program List
Additional Information
Screen Saver
Dimmer Function
Video Mode Setting
Detailed Description of each Video Mode
Speaker Settings
Speaker selection
Volume
Size
Distance
Troubleshooting
Language Code List
REFERENCE
Area Code List
Specifications
General
System
LIMITED WARRANTY DVD VIDEO PLAYER
LIMITED WARRANTY DVD VIDEO PLAYER (Continued)
OTHERS
PRODUCT SAFETY SERVICING GUIDELINES FOR VIDEO PRODUCTS
SERVICING PRECAUTIONS
CABINET & MAIN CHASSIS
1. EXPLODED VIEWS
EXPLODED VIEWS
1. Cabinet and Main Frame Section
2. Packing Accessory Section
OPTIONAL PARTS
ELECTRICAL
ELECTRICAL TROUBLESHOOTING GUIDE
DETAILS AND WAVEFORMS ON SYSTEM TEST AND DEBUGGING
BLOCK DIAGRAMS
CIRCUIT DIAGRAMS
ELECTRICAL TROUBLESHOOTING GUIDE
1. Power check flow
2. System operation flow
3. Test & debug flow
Page
Page
Page
Page
Page
DETAILS AND WAVEFORMS ON SYSTEM TEST AND DEBUGGING
3) RS232 waveform during procedure(Downloading)
4) Flash R/W enable signal during download(Downloading)
2.SDRAM CLOCK
3.TRAY OPEN/CLOSE SIGNAL
1)Tray open/close waveform
2) Tray close waveform
3) Tray open waveform
4. SLED CONTROL RELATED SIGNAL (NO DISC CONDITION)
5. LENS CONTROL RELATED SIGNAL(NO DISC CONDITION)
6. LASER POWER CONTROL RELATED SIGNAL(NO DISC CONDITION)
7. DISC TYPE JUDGEMENT WAVEFORM
Page
8. FOCUS ON WAVEFORM
9. SPINDLE CONTROL WAVEFORM (NO DISC CONDITION)
10. TRACKING CONTROL RELATED SIGNAL(System checking)
11. RF WAVEFORM
12. MT1379 AUDIO OPTICAL AND COAXIAL OUTPUT (ASPDIF)
13.MT1379 VIDEO OUTPUT WAVEFORM
1) Full colorbar signal(CVBS)
2) Y
3) C
14.AUDIO OUTPUT FROM AUDIO DAC
1) Audio L/R
2) Audio related Signal
Overall
BLOCK
Diagram Block
DIAGRAMS
IC201
MT1379E
2. Power(SMPS) Block Diagram
TRANS
AC90~240V
DV7800M'S
RFOP,RFON
IC201
IC501
Diagram Block SERVO
PICK
M/D
4. MPEG & MEMORY Block Diagram
(MPEG + DSP)
MT1379
DV7800M'S
TOSHIBA
A/V
JACK
5.1CH BOARD
Diagram Block AUDIO & VIDEO
Page
CIRCUIT DIAGRAMS
1. POWER(SMPS) CIRCUIT DIAGRAM
VF(+) Power Dead
F102 is defective
VF(-)Power Dead
2. SYSTEM CIRCUIT DIAGRAM
3. RF & SERVO CIRCUIT DIAGRAM
4. TIMER, 5.1CH, SCART, KARAOKE CIRCUIT DIAGRAM
'03. 3. 10 R14603B
TOSHIBA
5. AV/JACK CIRCUIT DIAGRAM
• CIRCUIT VOLTAGE CHART
Page
Page
2. KEY P.C.BOARD
3. TIMER P.C.BOARD
Page
SECTION 4 MECHANISM OF DVD PART
Gear Assembly Middle
DECK MECHANISM PARTS LOCATION
• Top View (With Tray)
• Top View (Without Tray)
• Bottom View
Note
DECK MECHANISM DISASSEMBLY
1.Holder Clamp (Fig. 4-1)
1-1.Clamp Assembly Disc
2.Tray Disc (Fig. 4-2)
3.Base Assembly Sled (Fig. 4-3)
3-3.Gear Assembly Rack
4. Rubber Rear (Fig. 4-3)
Gear Assembly Feed
Gear Assembly Middle
5. Frame Assembly Up/Down (Fig. 4-4)
6. Belt Loading(Fig. 4-4)
7. Gear pulley (Fig. 4-4)
8.Gear Loading (Fig. 4-4)
9.Guide Up/Down (Fig. 4-4)
Page
1. Deck Mechanism Exploded View
Page
SECTION 5 REPLACEMENT PARTS LIST