Service ManualTable of ContentsLC 630/Quadra 630/Performa 6401Basics2General Information3Macintosh LC 630 and Macintosh Quadra 630 Computer...3Macintosh LC 630, DOS-Compatible4Performa 640 DOS-Compatible5User Controls6Internal Expansion Connections7IDE (Intelligent Device Electronics)8Plastic Panel Design9Rear View Diagram10I/O Door Diagrams11Logic Board Diagrams12Shield/Wiring Harness13Basics2Processor18LC 63018Quadra 63018LC 630 DOS- Compatible18Addressing18Memory19DRAM19DRAM Frame Buffer20ROM20VRAM20Disk Storage21Floppy Drive21CD-ROM Drive21Hard Drive21I/O Interfaces22Serial22SCSI22Apple Desktop Bus22Video22Sound23Processor-Direct Slot23Communications Slot23Video-In Slot23TV Tuner24Controls24I/O Devices25Keyboard25Mouse25Microphone25Sound and Video26Sound26Video26Electrical27Line Voltage27Frequency27Maximum Power27Physical28Dimensions28Weight28Specifications17Troubleshooting29General30Symptom Charts31Error Chords31System32Audio33Audio34Video35Video36Video37Video38Floppy Drive39Floppy Drive40Hard Drive41CD-ROM drive42Peripheral43Peripheral44Peripheral45Peripheral46Miscellaneous47Global Village Modem “Busy Serial Port”48Global Village Modem “Busy Serial Port”49Take Apart50Drive Bezel51Front Panel Control54Drive Security Bracket58Floppy Drive60CD-ROM Drive63Hard Drive67I/O Door70Logic Board73DOS Compat. Logic Board78Removing the Adapter Board80Removing the DOS- Compatible Board82Removing the Standoffs from the Main Logic Board86Removing the 68LC040 from the DOS-Compatible Board...87Installing the 68LC040 processor in the main logic...89Rear Panel92Top Cover95Shield/Wiring Harness99Fan/Video Card Bracket108Speaker113Power Supply115Bottom Case117Upgrades118Processor Upgrade119Installation Procedure Overview123Logic Board and Upgrade Board Returns137PowerMacintosh 5300/6300 Logic Board Upgrade138Service Provider’s Checklist139Exploded View141Size: 1.11 MBPages: 141Language: EnglishOpen manual