サービスマニュアル目次Macintosh LC 520/550/5751Basics2Overview3Product Information4Identifying Features4Compatibility Notes5Specifications6Processor7LC 5207LC 5507LC 5757Coprocessor7Memory8RAM8ROM8PRAM8VRAM9Disk Storage10Floppy Drive10Hard Drive10CD-ROM Drive10I/O Interfaces11Serial11SCSI11Apple Desktop Bus11Processor-Direct Slot11Communications Slot (LC 575)12Sound12I/O Devices13Keyboard13Mouse13Microphone13Speaker13Sound and Video14Sound Generator14Video Display14Electrical15Line Voltage15Frequency15Maximum Power15Physical16Dimensions16Weight16Environmental17Operating Temperature17Storage Temperature17Relative Humidity17Altitude17Troubleshooting18General19Symptom Charts20Video20Video (Continued)21Video (Continued)22Video (Continued)23Video (Continued)24Video (Continued)25Floppy Drive26Floppy Drive (Continued)27Floppy Drive (Continued)28Hard Drive29CD-ROM Drive30Peripheral31Peripheral (Continued)32Peripheral (Continued)33Miscellaneous34Miscellaneous (Continued)35Miscellaneous (Continued)36Take Apart37Rear Housing38Fan41Analog Board43I/O Door49Logic Board51Drive Bezel53Floppy Drive55Macintosh LC 520 Auto-inject Floppy Drive58Macintosh LC 550 and 575 Manual-inject Floppy Driv...61CD-ROM Drive62Hard Drive67Chassis Harness Assembly71Chassis Harness Take Apart Strategy73Background73Identifying the Chassis Harness Assembly73Service Parts Now Available for Chassis 922-1824 a...75Service Parts Now Available for Chassis 661-109476Chassis Harness Take Apart Procedures77EMI Shields77Speaker Assembly78Speaker Wires79Front Panel Control Board81Logic Board Connector and Cable Assembly82Logic Board Connector and Cable Assembly87CRT91Internal Microphone94Front Bezel96Upgrades98Macintosh Processor Upgrade99Installation Procedure Overview105Remove the 68LC040 Processor from the Logic Board107Install the 68LC040 Processor on the Upgrade Board...110Prepare the Upgrade and Logic Boards for Installat...114Install the Upgrade Board on the Logic Board118Logic Board and Upgrade Board Returns122Additional Procedures123Battery Verification, LC 520124Battery Verification, LC 575126Battery Replacement, LC 520128Battery Replacement, LC 575131Adjustments133Geometry134Vertical Center136Horizontal Center137Vertical Size138Horizontal Size139Focus141Video142Cutoff144White Balance148Convergence155Geometric Distortion158Yoke163Light Meter Setup169Model R77169Model L-248173Model 246174Exploded View176サイズ： 1.53MBページ数： 176Language: Englishマニュアルを開く
