Philips dvdr985 training manual 660 free download

File name dvdr985_training_manual_660.pdf

Philips DVDR985 Technical Training Manual Philips Service and Quality/Training One Philips Drive Knoxville, TN 37914-1810 P. O. Box 14810 PH: 865-521-4397 FAX: 865-521-4818 EMAIL: [email protected] Introduction DVD Basics This Manual is intended for use by the Service Philips with nine other manufacturers chose a Technician. The first portion of this manual con- format specification for DVDR and RW on March tains a basic description of disc based data play- 16, 2001. This new format uses Real Time back and recording technologies. Self recording. Its recording is compatible with DVD- Diagnostics are included to aid in troubleshoot- Video, and DVD ROM. The data blocks use loss- ing. Technical Descriptions of the circuitry is fol- less linking. The physical layout matches very lowed by a Troubleshooting Section. closely that of DVD ROM. See Figure 1. It also uses Direct Overwrite when a RW disc is used. The DVDR985 is the forth in a line of DVD recorders. The DVDR1500 was the first. Laser Technology Recordings can be made from broadcast trans- missions, and from other analog or digital CDs use a red laser created by a diode and lens sources. The DVDRW format allows the user to system often called a Light Pen. Refer to Figure record and erase a disc many times. The record- 2. The narrow beam of light is focused onto the ed discs will play on most existing and future reflective layer of a disc. At the instant that focus DVD players. The DVDR985 has a connection is achieved, the disc is spun. The laser starts on for DV or Digital camcorders via an I-Link or the innermost tracks of the CD and reads out- Firewire connection. This connection technically ward. At the beginning of the disc is the Table of is called an IEEE 1394 connection. This machine Contents. At the bottom of the Light Pen are records on 4.7Gbyte DVD+R and DVD+RW Monitoring Diodes. The Monitoring Diodes pro- discs. This machine uses a real-time MPEG2 vide information about focus and tracking. Data Variable Bit Rate, VBR, Video encoder. The is retrieved from the disc in the form of pulses of DVDR985 plays back DVD Video, Video CD, Audio CD, CD-R, and CD-RW discs. Its many features include: Favorite Scene Selection for easy editing, Index Picture Screen for instant overview of contents, Digital Time Base Correcter, Digital Audio output (DTS, AC- 3, MPEG, PCM), TruSurround for 3D sound, Zoom + Perfect Still. It is Widescreen, 16:9 compatible, and has a Universal Remote Control, 20 disc resume, Disc Lock, and One Touch Recording. Virgin Mode The DVDR985, when first hooke