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- August/15/1987
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- WESTERN DIGITAL CORP. AT FORMAT ROUTINE
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- WDFMT 2.10
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- NOTE: For Caviar Drives use the following
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- Interleave is always 1
- Skew is always 0
- Alternate Sector is always NO
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- WDFMT can be used on any Western DIgital AT Disk Controller to perform
- any of the following tasks.
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- FORMAT do a low level format of the disk.
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- VERIFY verify the entire disk.
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- BAD TRACK mark bad tracks that were found
- and/or enter the bad track map.
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- SURFACE TEST perform a surface test of the disk.
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- In order to format a drive, one must complete the following steps;
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- 1) Enter drive parameters when prompted by the program
- or at the DOS command line as shown below.
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- WDFMT drive# #cyls #head #sectors interleave precomp-cyl skew
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- NOTE: For Caviar Drives use the following
-
- Interleave is always 1
- Skew is always 0
- Alternate Sector is always NO
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- 2) Select the FORMAT option from the main menu and press <CR>.
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- 3) When the format is complete select the VERIFY option from
- the main menu.
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- 4) When the verify is complete, select the BAD TRACK option
- from the main menu. The program will give a list of
- bad tracks found and ask if the tracks should be marked
- as bad. Next, the user is asked to enter the manufacturer
- bad track map.
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- 5) If a surface test is desired this can be done now by
- selecting SURFACE TEST from the main menu. When the
- test is complete, the user should return to the BAD
- TRACK option to mark bad tracks found.
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- WDFMT can keep track of 300 errors at a time. If more than 300 errors
- are found and are to be marked bad, the user will have to repeat the
- VERIFY/SURFACE TEST followed by the BAD TRACK for each group of 300.
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- In the drive parameter list the user is asked about alternate sector.
- If alternate sector is enabled the formatter will create an alternate
- sector that will be used if one sector is found to be bad during the
- verify or surface test. When using this option one less sector per
- track will available to DOS i.e. if you enter 35 sectors per track
- the formatter will format sectors 1 through 34 and sector 0.
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