User manual PLEXTOR PX-716UF

[. . . ] Model PX-716UF External USB/FireWire Drive DVD+R DL (DOUBLE LAYER), DVD±R/RW, CD-R/RW DRIVE INSTALLATION AND USERS MANUAL SEPTEMBER 2004 Plextor reserves the right to make improvements in the products described in this manual at any time without prior notice. Plextor makes no representation or warranties with respect to the contents hereof and specifically disclaims any implied warranties of merchantability or fitness for any particular purpose. reserves the right to revise this manual and to make changes in its content without obligation to notify any person or organization of such revision or change. It may not be copied, photocopied, translated, or reduced to any electronic medium or machine-readable form without Plextor's prior permission. Manual copyright ©2004 Plextor Corp. [. . . ] The drive uses OPC (Optimum Power Control) to further fine-tune the laser power setting to the specific disc that is in your drive. 40 PX-716UF Installation and Users Manual Section 4. The combined values of the pre-defined write strategies, along with the OPC test results, create the default VariRec setting of zero. Changing the VariRec Setting VariRec lets you increase or decrease the laser power setting by up to 4 degrees in either the positive or negative direction. You can make these changes for DVD+R 4X and 2. 4X, DVD-R 4X and 2X, and CD-R 4X and 8X CD-DA/data writing. VariRec also lets you change the write strategy to match the dye profile of your disc. You can make these changes to do comparison testing with your DVD or CD player to find the setting that best suits you. Changing the laser power and write strategy changes the characteristics of the audio or data being written. For audio, you can hear these changes during playback, although what you hear will depend on speaker quality, audio settings, and environment. To use PlexTools Professional to change VariRec settings for writing: 1. To turn VariRec on for recording, place a check mark in the Enable VariRec box. Move the slider to adjust the laser power in either the plus or minus direction. Click the Recording Speed drop-down menu to choose the recording speed: for example, 8X or 4X for a CD-R. Click the Recording drop-down menu to choose the recording strategy: for example, for a CD-R you can choose Default, Azo, Cyanine, Phthalocyanine A, etc. PX-716UF Installation and Users Manual 41 Section 4. Advanced Features and PlexTools Professional Figure 12: Changing the VariRec parameters 8. Use AudioCD Maker or CD/DVD-ROM Maker from PlexTools Professional to create a disc layout. If necessary, in the list of recording options, make sure the Enable VariRec box is checked and continue recording. Your disc is recorded with the new laser strategy. Important Facts about VariRec · Use VariRec with DVD±R or CD-R discs. · VariRec writes in either Track-at-Once (TAO) or Disc-at-Once (DAO) mode. · VariRec writes data or CD-DA (digital audio) on recordable media at lower speeds (for example, 4X or 8X for CD-R), rather than at the full speed of the drive. For this reason, data or audio recording using VariRec takes substantially longer than a standard audio recording. Advanced Features and PlexTools Professional Using GigaRec GigaRec lets you change the capacity of a standard CD-R disc from 60 percent up to 130 percent of its standard capacity. You can use GigaRec for CD-DA or data writing at 4X and 8X disc-at-once (DAO). The most obvious advantage of GigaRec is that it extends the capacity of a standard CD-R disc. [. . . ] Plextor will then return the RMA form to you via e-mail, with the RMA number and shipping information included. When you receive the RMA number, pack the Plextor drive securely in a box, and include the RMA form as a packing slip. Write the RMA number in large letters on the outside of the box, and ship the box and the drive to Plextor. Contacting Plextor's RMA Department You can contact our RMA Department and request RMA forms at: · rmasupport@plextor. com · Or by fax at 510-651-9765 · Or by calling us at 510-440-2000 PX-716UF Installation and Users Manual 91 Appendix B: Technical Support Packing Your Drive Check the drive to make sure there is no disc inside, and if possible, pack your drive in the original box. Some of our customers have not held on to their boxes and have had to resort to less-than-secure methods to get drives back to us. [. . . ]