VFAT. Win 95 and Win 98 2 GB Maximum Partition 32 K 2 GB. Long File Names

Transcription

1 VFAT Win 95 and Win 98 2 GB Maximum Partition 32 K 2 GB Long File Names 50

2 FAT 32 Win 95 and Win 98 2 TB Maximum Partition 4 KB 2 GB 51

3 Partition Format Load OS 52

4 Fixed Disk Setup Program (C)Copyright Microsoft Corp FDISK Options Current fixed disk drive: 1 Choose one of the following: 1. Create DOS partition or Logical DOS Drive 2. Set active partition 3. Delete partition or Logical DOS Drive 4. Display partition information 5. Change current fixed disk drive Enter choice: [5] 53

5 Fixed Disk Setup Program (C)Copyright Microsoft Corp FDISK Options Current fixed disk drive: 2 Choose one of the following: 1. Create DOS partition or Logical DOS Drive 2. Set active partition 3. Delete partition or Logical DOS Drive 4. Display partition information 5. Change current fixed disk drive Enter choice: [1] 54

6 Create DOS Partition or Logical DOS Drive Current fixed disk drive: 2 Choose one of the following: 1. Create Primary DOS Partition 2. Create Extended DOS Partition 3. Create Logical DOS Drive(s) in the Extended DOS Partition Enter choice: [2] Press Esc to return to FDISK Options 55

7 Create Extended DOS Partition Current fixed disk drive: 2 Partition Status Type Volume Label Mbytes System Usage E:1 A EXT DOS JSMITH 1032 FAT16 100% Extended DOS Partition already exists. Press Esc to continue 56

8 Display Partition Information Current fixed disk drive: 2 Partition Status Type Volume Label Mbytes System Usage E:1 A EXT DOS JSMITH 1032 FAT16 100% Total disk space is 1032 Mbytes (1 Mbyte = bytes) The Extended DOS Partition contains Logical DOS Drives. Do you want to display the logical drive information (Y/N)...?[Y] Press Esc to return to FDISK Options 57

9 Display Logical DOS Drive Information Drv Volume Label Mbytes System Usage E: JSMITH 1032 FAT16 100% Total Ext DOS Partition size is 1032 Mbytes (1 MByte = bytes) Press Esc to continue 58

10 You must FORMAT ALL new Logical Drives. 59

11 C? D? E? F? 60

12 C: Master, Primary Partition E: Master, Extended Partition D: Slave, Primary Partition F: Slave, Extended Partition 61

13 Maintaining a Hard Drive Copyright 2002 Heathkit Company, Inc. All rights reserved.

14 Symptom Hard drive performance has been slowing down over time. 63

15 Symptom PC will not boot from the hard drive. 64

16 Possible Problems: The SETUP configuration has been changed or lost. One or more of the MS-DOS files on the hard drive may be corrupt or missing. The partition table or boot sector may be corrupt. The hard drive may have a mechanical or an electronic malfunction. 65

17 How good are your backups? You can reload Windows You can reload applications You can reconfigure the GUI Can you recreate your data? 66

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28 The Backup Timeline OS Loaded Apps Loaded Backup Minor Changes CRASH! Restore from Backup Day 1 Day 3 Day 5 Days 7-15 Day 20 Day 21 77

29 The Backup Timeline OS Loaded Apps Loaded Backup Minor Changes CRASH! Restore from Day 5 Backup Day 1 Day 3 Day 5 Days 7-15 Day 20 Day 21 Changes are lost! 78

30 Create Regular Backups Changes made between the Backup and the Restoration are lost. 79

31 Optical Drives Copyright 2002 Heathkit Company, Inc. All rights reserved.

32 The CD-ROM = 450 Floppy Disks Storage 650 MB X1 = 150 KBps 81

33 Floppy Disk Magnetic Tracks are concentric CD-ROM Laser Reading One spiral track 82

34 Floppy Disk Magnetic Tracks are separate circles Track 0 at the outer edge CD-ROM Laser Reading One Spiral Track From Inside to Outside Track 0 Track 79 End Beginning 83

35 16,000 laps per inch 135 tracks per inch 84

36 Magnetic Disk Angular rate is constant Shorter track on inside means tighter packed data CD-ROM Disk Linear rate is constant Shorter track on inside means higher rotational speed there. 85

37 Track 0 Track 1 86

38 Sector In addition to data, each sector also contains Error Detection Codes (EDC) and Error Correcting Codes (ECC). 87

39 Never wipe in line with the Sector! OK 88

40 Top or Label Side Reflective Metal Layer Clear Protective Coating 89

41 Data, in the form of PITS and LANDS Beam is absorbed Beam is reflected 90

42 Recordable Media Gold Layer 91

43 Recordable Media Photo-sensitive Dye Layer CD-R is Write Once Read Many (WORM) RD-RW is Read/Write, or Re-writeable 92

44 Connections and Specifications Copyright 2002 Heathkit Company, Inc. All rights reserved.

45 Four Basic CD-ROM Interfaces SCSI (Small Computer Systems Interface) EIDE (Extended Integrated Drive Electronics) Proprietary Bus Other Interfaces 94

46 Access Speeds Single-speed (1x) Quad-speed (4x) Eight-speed (8x) Ten-speed (10x) Sixteen-speed (16x) Twenty-speed (20x) Twenty Four-speed (24x) Fifty-speed (50x) 150 KB/s 600 KB/s 1.2 MB/s 1.5 MB/s 2.4 MB/s 3 MB/s 3.6 MB/s 7.5 MB/s 95

47 Installing and Maintaining a CD-ROM Copyright 2002 Heathkit Company, Inc. All rights reserved.

48 Installing a CD-ROM Drive 1. Install or select the hardware interface. 2. Install the physical drive. 3. Install the device driver. 4. Link the device driver name to the operating system 97

49 Primary EIDE Channel Secondary EIDE Channel 98

50 CD-ROM Drive Locations 99

51 Metal knockout Plastic snap out 100

52 Power to CD-ROM Drive 101

53 Control to CD-ROM Drive 102

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