Table of Contents
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SERVICING NOTE
SELF-DIAGNOSIS
This model has the self-diagnosis function for the video and audio
decoder sections.
Immediately after the power on, the self-diagnosis function searches
each operation of IC's around the mode microcomputer (IC305).
The LED (D301) on the VX-97 board indicates their results.
LED (D301) INDICATION
Light
1 time blinking (Repeatedly)
[VX-97 BOARD] - SIDE B -
IC301
D301
SYMPTOM
No error
Transmission error between
IC305 and IC101.
IC305
TABLE OF CONTENTS
1. GENERAL
Index to parts and controls ........................................................ 1-1
Playing a disc ............................................................................ 1-2
Playing a VIDEO CD using PBC functions (PBC Playback) ... 1-3
About on-screen indications ...................................................... 1-4
Selecting a chapter or track directly (Chapter/Track Search) .... 1-5
Searching by frame, time, or scene number
(Frame/ Time/Scene Search) ..................................................... 1-5
Searching for a particular point on a disc .................................. 1-6
Locating by observing several scenes at one time
(Digest Play) ............................................................................ 1-7
Viewing Frame-by-frame action ................................................ 1-8
Resuming LD/VIDEO CD playback (Auto Resume) ............... 1-8
Playing a section repeatedly (Repeat Play) ............................... 1-9
Playing songs in random order (Shuffle Play) ........................ 1-10
Playing songs in any order you like (Program Play) ............... 1-11
Playing a disc within a specified period of time
(Auto Program Play) ................................................................ 1-11
Using the sound control functions ........................................... 1-12
Reducing Distortion of the Picture
(DNR: Digital Noise Reduction) ............................................. 1-13
2-1. Front Panel Assembly ........................................................ 2-1
2-2. Disc Tray Assembly ........................................................... 2-1
2-3. Opening of MB-97/VX-97 Board (Service Position) ........ 2-2
2-4. Chucking Block Assembly ................................................. 2-2
2-5. Frame (L, R) Assembly ...................................................... 2-3
2-6. Mounting the Frame (R) Assembly .................................... 2-3
2-7. Control Gear and Loading Motor Assembly ...................... 2-4
2-8. Mounting the Control Gear ................................................ 2-4
2-9. Feed Base Block Assembly ................................................ 2-5
2-10. Mounting the Feed Base Block Assembly ....................... 2-5
2-11. Height Adjustment of the Turntable Assembly ................ 2-6
(Optical Pick-up Block Motor Operates) ......................... 2-6
Disassembly II
(Optical Pick-up Block Motor Operates) ......................... 2-7
Disassembly III
(Optical Pick-up Block Motor Doesn't Operate) ............. 2-7
2-13. Mounting the Optical Pick-up Block Assembly .............. 2-8
2-14. Circuit Boards Location ................................................... 2-9
3-1. Overall (1/3) Block Diagram ............................................. 3-1
3-2. Overall (2/3) Block Diagram ............................................. 3-3
3-3. Overall (3/3) Block Diagram ............................................. 3-5
3-4. Video Block Diagram ........................................................ 3-7
3-5. Servo (1/2) Block Diagram ................................................ 3-9
3-6. Servo (2/2) Block Diagram .............................................. 3-11
3-7. System Control (1/2) Block Diagram .............................. 3-13
3-8. System Control (2/2) Block Diagram .............................. 3-15
3-9. Mode Control Block Diagram ......................................... 3-17
3-10. Audio Block Diagram .................................................... 3-19
3-11. Video CD (1/2) Block Diagram ...................................... 3-21
3-12. Video CD (2/2) Block Diagram ..................................... 3-23
3-13. Power Block Diagram .................................................... 3-25
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Chapters
Table of Contents
