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43 lines
1.0 KiB
Plaintext
43 lines
1.0 KiB
Plaintext
How to backup Infocom's ZORK III game:
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*Insert DOS disk in drive A
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A>DISKCOPY A: B: <-- Ignore the errors on tracks 1-3!
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*Place your ZORK III disk in drive A and a blank disk in drive B.
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A>
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*Now take out your ZORK III disk and insert your DOS disk in A.
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A>DEBUG
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-R CS
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xxxx
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:0000 <-- you enter this
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-R DS
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xxxx
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:0040
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-R IP
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xxxx
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:7C00
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-R ES
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xxxx
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:0000
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-L 0:7C00 0 0 1
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-G =0:7C00 0:7C2A
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-R AX
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xxxx
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:0800
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-G 0:7C63
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-E 800:14E5 B8 08 02
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-E 800:211A 02 08
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-W 800:0000 1 8 18
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-L 0:7C00 0 0 8
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-E 0:7C7C 02 08
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-E 0:7C41 B8 08 02
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-W 0:7C00 1 0 8
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-Q
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*Take out your new disk in drive B and write-protect it.
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It is now DISKCOPY-able.
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*Reboot your system - press ALT-CTRL-DEL.
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