Sony MZ-N505 Service Manual - Page 4

MZ-N505 SECTION 1 SERVICING NOTES NOTES ON HANDLING THE OPTICAL PICK-UP BLOCK OR BASE UNIT The laser diode in the optical pick-up block may suffer electrostatic break-down because of the potential difference generated by the charged electrostatic load, etc. on clothing and the human body. During repair, pay attention to electrostatic break-down and also use the procedure in the printed matter which is included in the repair parts. The flexible board is easily damaged and should be handled with care. • Replacement of CXD2677-202GA (IC801) used in this set requires a special tool. • The shipment data will be cleared when the NV is reset. Therefore, change the NV adjusted values following the Change of NV Adjusted Values immediately after the NV was reset. (See page 19) • This set requires the patch data in the nonvolatile memory (IC804) to be rewritten using the application, when the MAIN board or nonvolatile memory (IC804) was replaced. (See page 29) NOTES ON LASER DIODE EMISSION CHECK Never look into the laser diode emission from right above when checking it for adjustment. It is feared that you will lose your sight. NOTES ON HANDLING THE OPTICAL PICK-UP BLOCK (LCX-5R) The laser diode in the optical pick-up block may suffer electrostatic break-down easily. When handling it, perform soldering bridge to the laser-tap on the flexible board. Also perform measures against electrostatic break-down sufficiently before the operation. The flexible board is easily damaged and should be handled with care. laser-tap OPTICAL PICK-UP FLEXIBLE BOARD • In performing the repair with the power supplied to the set, removing the MAIN board causes the set to be disabled. In such a case, fix a convex part of the open/close detect switch (S806 on MAIN board) with a tape in advance. Handle the FLEXIBLE board (overwrite head) with care, as it has been soldered directly to the MAIN board. In repairing the component side of MAIN board, connect the FLEXIBLE board (overwrite head) and the MAIN board with the lead wires in advance. FLEXIBLE board (over write head) case (upper) tape S806 MAIN board System requirements • IBM PC/AT or Compatible (The software does not run on Macintosh.) CPU: MMX™ Pentium® 233 MHzor higher (Pentium® II 400 MHzor higher is recommended.) Hard disk drive space: 60 MB or more (The amount of necessary space depends on the version of the Windows OS or the size of your audio files.) RAM: 64 MB or higher (128 MB or higher is recommended for Windows® XP Home Edition/Windows® XP Professional.) CD-ROM drive (capable of digitalplayback by WDM) Sound Board USB port (supports USB 2.0 Full Speed (previouslyUSB 1.1)) • Operating System: Windows® 98/Windows® 98 Second Edition/Windows® 2000 Professional/Windows® Me/Windows® XP Home Edition/Windows® XP Professional (manufacturer installed) The NTFS format of Windows® 2000 Professional, Windows® XP Home Edition, or Windows® XP Professional (manufacturer-installed)is supported only when used withthe standard (factory) settings. This software is not supported by the following environments. - Windows® 95, Windows® NT, or other versions of Windows® NT (such as Server) - An environment that is an upgrade of the original manufacturer-installed operating system, as in the followingexamples: Windows® 3.1/Windows® 95 t Windows® 98 (or Windows® 98 Second Edition/ Windows® Me) Windows® Me/Windows® 2000 Professionalt Windows® XP - Multi-bootenvironmentwithWindows ® 2000 (or Windows® XP) and Windows® 98 (or Windows® 98 Second Edition/Windows ® Me) • Display: High(16bit) Color or more (800 × 480 dot or more) • Internet access: for Web registration and EMD services • Internet access: for sfortware upgrades and CDDB2 use. (US and Canadian models) • Windows Media Player (version 7.0 or higher) installed for playingWMAfiles. Notes • Trouble-free operation is not assured withina multiple-monitorenvironment. • We do not assure trouble-free operation for all computers satisfying the system requirements. • Trouble-free operation is not guaranteed followingthe self-conducted upgrade of home-built PCs or operating systems. • We do not assure trouble-free operation of the system suspend, sleep, or hibernationfunctionon all computers. • For details, refer to "Net MD Help " of the online help. Note The optical digitaloutputconnector (on computers providedwithone) may be disabled duringplayback for the protection of copyrights. Notes on using OpenMG Jukebox with Windows 2000/Windows XP If your computer is Windows 2000 Professional, Windows XP Home Edition, or Windows XP Professional, please be aware of the following before instaling OpenMG Jukebox. 1 With Windows 2000 Professional, you must log on as "Administrators" (or with the user name "Administrator") to install OpenMG Jukebox. 2 With Windows XP Home Edition or Windows XP Professional, you must log on with user name "Computer Administrator" to install OpenMG Jubebox. To check whether a user name has the attribute of "Computer Administrator" or not, go to [Control Panel] - [User Account]. Notes on using OpenMG Jukebox with Windows XP/ Windows Me If Windows XP/Windows Me is installed in your computer, and you perform the "System Restore" function of the Windows "System Tools," the songs managed by OpenMG Jukebox may become corrupted and rendered unplayable. Therefore, before executing "System Restore," back up the songs using "OpenMG Jukebox Backup Tool" first. Then, after the "System Restore" function is finished, restore the songs using "OpenMG Jukebox Backup Tool" to ensure the integrity and reliability of song playback. For more information about backup, refer to the online Help for OpenMG Jukebox. Note When songs become unplayable by executing "System Restore," an error dialog box may be displayed. In this case, follow the displayed messages. 4