HP 7951 (LA), 6842 (LA), 6849 (LA), 7950 (US/CAN) Additional CD-R/RW area of a CD-R and -RW disc

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01_LAYOUT_GB 22-11-2000 09:21 Pagina 20

CDRWAPPENDIXIX

(CONT )

ENGLISH

•Onto this a special greenish tinged translucent layer is applied. The substrate has already been provided with a preformed track spiral into which the data will be written during recording.

•On top of the green recording layer is a reflective gold layer and a protective layer of plastic material.

The additional CD-R/RW area of a CD-R and -RW disc

The additional CD-R/RW area is divided into two areas:

•The Program Memory Area (PMA) which mainly contains the track numbers of the tracks recorded with respective start and stop points.

•The Program Calibration Area (PCA). Disc space for the

CD writer to calibrate the laser energy needed for recording on the disc via a trial recording.

A CROSS-SECTION THROUGH A BLANK CD-R OR -RW DISC.

Next to the centre hole is an area for the mechanical clamping of the disc in the player. Adjacent to this is the unrecorded area of the blank CD-R or -RW disc.

max. 60 mm

max. 59 mm

22.35 mm

7.5mm

Centre

Area

Blank area for recording

hole

for

 

mechanical clamping

20

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Contents 01LAYOUTGB 22-11-2000 0921 Pagina 1a Cdrw 8x4x32 Compact Disc Recordable/Rewritable 01LAYOUTGB 22-11-2000 0921 Pagina 1c For Canada ICES-003 Contents Laser Safety Cdrw Introductioni IntroductionUnpacking Installation PrecautionsSafety Precautions Copyright StatementInstalling the drive Master AN IDE HARD-DISC and CD-ROM Only AN IDE HARD-DISC IDE Phones Volume Summary of Controls and Connections Headphone Volume ControlWrite Indicator Headphone PlugJumperblock Audio Line OUT ConnectorIDE Connector Digital Audio OUTCD-RW Media OPERATING/TESTING Your CD-RECORDABLE/REWRITABLE SystemLoading and unloading a disc Operating the CD-Recordable/Rewritable on Computer Software installationCommand description Care of discs Additional InformationTechnical data PerformancePower Dissipation DimensionsWeight EnvironmentalAudio performance Relation to the Digital Quality of the AudioInterface Pin Table Jumper Block Jumper BlockBasic principles of CD-R and -RW media CROSS-SECTION Through a CD-R DiscAdditional CD-R/RW area of a CD-R and -RW disc CROSS-SECTION Through a Blank CD-R or -RW DiscCROSS-SECTION Through a Partially Recorded CD-R or -RW Disc CROSS-SECTION Through a Fully Recorded CD-R or CD-RW Disc Glossary of terms CD-RW RE-USABLE CD-RWWhat is CD-RECORDABLE? Glossary of terms CD-RWhat does Orange Book Certified Media Mean and WHY? What is the Orange BOOK?What is Multisession CD? What is the Recording Speed of CD-R? Read/Write Audio What is Incremental or Packet WRITING? What is Disc AT ONCE?What is Track AT ONCE? Cdrwappendixix Cdrw 2000 All trademarks acknowledged
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9710 (AP), 6849 (LA), 2200 (AP), 9706 (AP), 9850 (AP) specifications

The HP 7975, 7950, 7955, and 7965 are integral components of HP's powerful series of printers designed to deliver high-quality printing solutions for various needs. Each model brings unique features, technologies, and characteristics that cater to different user requirements, making them suitable for home offices, small businesses, and larger enterprises.

The HP 7975, for instance, stands out with its advanced printing capabilities and high-resolution output. This model is designed for users who demand exceptional image quality and vibrant colors, making it ideal for printing professional presentations, marketing materials, and photos. With its fast printing speed, the 7975 can handle high-volume tasks efficiently, ensuring that users can meet tight deadlines without compromising on quality.

On the other hand, the HP 7950 is geared towards versatility and ease of use. This model supports a wide array of media types, including envelopes and cardstock, enabling users to explore their creative potential. It features user-friendly functionality with an intuitive touchscreen interface, making the printing process seamless and accessible for individuals of all skill levels.

The HP 7955 offers a balance between quality and cost-effectiveness. It provides reliable printing performance, making it an excellent choice for everyday tasks. This model is equipped with HP’s Smart Ink technology, which optimizes ink usage and reduces the overall cost per page. Furthermore, the 7955 supports wireless connectivity, allowing users to print directly from their smartphones and tablets, enhancing convenience in mobile printing.

Lastly, the HP 7965 is designed for efficiency and productivity in demanding environments. With its robust build and high-capacity paper trays, this model is capable of handling large print jobs without interruptions. Its advanced security features ensure that sensitive documents remain protected, making it suitable for businesses that prioritize data security.

In conclusion, the HP 7975, 7950, 7955, and 7965 exemplify HP’s commitment to innovation in printing technology. Each model’s standout features cater to different user needs, from high-quality graphics and ease of use to cost efficiency and enhanced productivity. Together, they represent a comprehensive solution for users seeking reliable, high-performing printers to support their diverse printing tasks.
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