Help for DiskFix Copyright 1993 Central Point Software, Inc. access activity after allocation appears available before being block cancel cannot central characteristics| character choose close clusters cluster command completed computer configure contains continue current cursor customizing custom defective defects determine determining dialog directory| directory diskFix| diskFix disks disk| disk| displayed drives drive emergency enter errors error example files finished first floppy following formatted formatting found highlighted information integrity interleave| interleave low-Level low-level marked means media memory-Resident memory-resident memory menu| messages message multiple number optimum options option order original other partition pattern performance physical point press printer problems problem process programs program ratio read/write repair report| report resetting return revitalize scan/Revitalize scan| sectors sector| sector selected select shows surface symbols| system table| table testing tests tools track uncorrectable using verifies version which window without GENERAL HELP Index Topics GoBack Print Manuals FZPSPT PZNo Bis not topic. fF4 to see a list Btopics XFor Dabout DOS fF9 and the Advice manual. BTopics Control Control Control eapplications fAlt+SPACE or click the box. Some applications Aan extended manipulating application to display copyright and Dfor l. To tto the to display a $box asking you to confirm want to exit ?the Double-click the box to bypass the Control Rand exit ?the BTopics PSPT BTopics PZContents for How to... Use Start Run (on a DoubleSpace Volume Use -Line General Topics Glossary Index Advice -Line Basic Skills Getting Technical Support About Related PC PZRelated PC Applications Pro is a comprehensive set of utilities. You might use the Pro applications in addition to &Maintenance makes it easy to search for, change, add, rename, delete, and move directories. 7Find lets you search for a variety of search specifications for you search for regularly, sort 6, view 6, set 7attributes, and copy, delete, or rename Install lets you install and Pro on You use it to create an Bs you recover in case of a /failure. Mirror ws a copy of area. If you use Mirror, you can use Unformat to recover apparently-erased restoring the Dkept in the (FAT), the &, and the record. PC-Cache is a ,-caching speeds up by storing the Vfrequently used where it is SI ( DProfessional) provides Dabout @ware, operating and quantity, and speed. BTopics (provides al Vperfect recovery ?even the serious damage. As a preventive maintenance tool, (can detect and prevent potential they occur. (is a simple-to-use utility can do the h, including ing (starting) ing a Recover chains, including directories all their Thoroughly zthe !and damaged removing ?use and moving recoverable to a safe location necessary. Detect potentially bad they can cause a Jformat DOS is having trouble oing or writing to ( )) -- destroying any Optimize cby setting the Veffective G(the is stored). Find viruses hidden in areas ( Index PZIndex A - B About Advice Bits per }(checking for viruses) CHKDSK -Line Corrected Cross-linked Encoding Decom fion DoubleSpace dParameters ,Timing DoubleSpace E - H Edit Exiting FDISK FORMAT FAT Analysis 7Find Glossary ,BIOS BTopics I - L Inter- }Angle Log M - O P - R PC-Cache sthe u: Map Symbols S - V SI ( Starting z: Map Symbols ,Timing istics U - Z -Line Viruses BTopics PSPT Glossary PZGlossary a term to see its definition. To page, CHKDSK FDISK (FAT) Format Record) }of all DOS the basic 6and the short operating startup loads DOS ?the ,. The needs in write to the ,. If the }is damaged, the ing (Re Restarting the fing Ctrl+Alt+Del or turning the power off and then on again. you restart , you load DOS and the /rs in the CONFIG.SYS 7, and execute the s in the AUTOEXEC.BAT ,. If there is a /A or the default , DOS and 6are loaded CHKDSK PZCHKDSK A DOS lused to check the Eof a rs and can psome common Because (can CHKDSK , we recommend (instead of CHKDSK. The smallest unit of ,space can be allocated to a 7. The size of a varies according to ,size. FDISK PZFDISK The DOS used to create as or examine Don a s of FDISK destroy all the on the you use FDISK to create a a, make sure you Aa recent backup of the entire (FAT) A reserved area DOS uses to keep of all on the ,. The FAT Dabout are assigned to 6, and marks bad they be used to store FORMAT PZFORMAT The DOS prepares a ,for storage. There are two kinds of ,format: Jformat Prepares the of the ,to store by writing the addresses indicate individual High-level format Creates the areas necessary for storage on a you use PC Format or the DOS FORMAT , you are high-level you format a ,, you perform both a high-level format and a Jformat. The area on a is reserved for use by a particular operating . All Aat least one as can be used to divide a large ,into separate logical are assigned a /letter, just like a separate Dspecifying the ,location and length of aon the ,is stored in the has a The top-level &on a 9level of subdirectories on the ,. The &can contain a limited subdirectories. The Yof entries depends on the ,. On a ,, for 5, the limit is 512 entries in the The smallest unit of ,space can be oor written at a The DOS 6required on the ,used to These 6are usually hidden and be seen you use the DOS . They are MSDOS.SYS and IO.SYS (or IBMDOS.COM and IBMBIO.COM for IBM s). An 7some s referred to as a 7is the DOS interpreter, COMMAND.COM. Starting PZStarting You can run (at any Abeen installed on ,, or ?the ,or a working copy, or ?the copy on To start ?the DOS line, DISKFIX and (Warning $box reminds you to unload ,-caching `than PC-Cache, uses delayed writing to kand mouse /rs are safe, but you should unload could ,during OK, the ]you want to use. Rhas the buttons: Advice one of the s by clicking it or fing the quick key associated To exit Exit or click the Starting ever you analyzes the DOS and lets you &, and subdirectories. ,, the /, the (begins a battery of If (finds a i, you can pit by instructions in the $boxes appear. pthe (, you any corrections are made. The Dlets you restore the ,to its un ped condition if the ps are not what you expect. and any ps are , you can send the rto the wit as a ever you experience oor write 3and as a preventive maintenance tool. zs the looking for !in the oing and writing back all the on the {are Kin the so they can no longer be used to store in bad {can be ped in many cases. necessary, the recovered is moved to a good z, the If you /, the $box so you can apply. ](or /), the /map (begins to of the zning and ping is 8, or if you ope mn, you can send the zlog rto the wit as a Do not use ,unless /has recurring write h. If is the case, you can use ]to try to correct the (performs a non-destructive Jformat of the /. During attempts to o, write, and pall the on the /. In addition, it allows you to change the Gof the ,(the is stored) for X: Some in an area Relocating in use. The affected moved to a safe location and the containing the {are Kas bad in the to prevent future use. bs are applied to s in ^to check for a deeper level of Mdamage than <(and the Greset if requested).( 4was >. Check the log rto see what 6, if any, are affected. A capital "U" Lthe }is in use and the 4probably damaged; a lowercase "u" Lthe }is not in use. {are Kbad and moved to a good 4was >and corrected. You do not Correc need to do anything U. A capital "C" }is in use; a lowercase "c" Lthe is not in use. {are Kbad and is moved to a good 1 - 9 !were >in an unused ! does not contain any ; the }has been Kas bad. You do not need to do anything The -in the ("1" through "9") is the >. A "9" Lnine or !. Check the log rfor details. area of the at least one Kas bad. 3were area. Uthan one 4occurs in a on the map, displays the symbol represents the Vserious defect ("1" is Vserious): 1 U 4in a }in use. 2 C Corrected 4in a }in use. 3 1 - 9 !in an unused 4 u 4in an unused 5 c Corrected 4in an unused 6 X Bad Kas bad in the FAT). X: Make sure you send a log rto either gor a 7. Examine the rto find out if any defect `than the one -was >in a xSymbols can take a very long . The larger the /is, the longer it takes. If you are zfor regular preventive maintenance, o/Write Z-No ]. Use a /is experiencing oor write 3. Always try Minimum If you are ,because /has recurring Minimum o/Write os and writes all the on the ping correc 3in the Any >are Kas bad in the and their is moved to a good }. The is realigned heads as it is rewritten to the ,. Realigning corrects " drift," makes oover Minimum os and writes 20 bs to the ^to spot Vflaws not detec alone. Start you are experiencing Average os and writes 40 bs to the takes than the Minimum ], but is Uthorough. Maximum os and writes 80 bs to the ]if you Atried \and 3persist. sthe xSymbols PZLog zs or us and ,, it logs in a log zning or revitalizing is 8, or if you (asks if you'd like a log The log includes a description of , what !were and how they were 3are an uppercase U on the map and details are listed in the log 8, look up any 3in the log rto see what 6are affected. Bs you decide what to do about the damaged 6. For 5, if an execu you might damage ,further if you run the l. You should reinstall ?its If you want a OK. Then 7. To tto the getting a Skip or If you g, the log rgoes to the LPT1 If you 7, the default log 7is DISKFIX.LOG, located in the &. You can 2a different path and 7name. xSymbols to make sure there are no could prevent it ?successfully revitalizing the ,. If you are revitalizing a ,, the ,Timing istics . For a is the Zset of needs to be performed. The Completion Status bar the percent of OK to tto the main To display the /map and begin To stop the is complete, and tto the fEsc. To stop the is complete, and tto the fEsc. aMapping /is a valid DOS Ensures Pneeded to perform the is working correctly. Controller ,controller works. Controller RAM Eof the ,controller's on-board random Makes sure the r chip is reliable. Active Caching Checks to see if there is a @ware or software cache still active. ,Timing istics ,-Timing istics Because )are Ucomplex than (needs to "the ,-timing istics of a it properly. The average results of are shown in milliseconds. The graphic display at the bottom on the represents a spinning /. To let you know (is working and still active, it the heads as they move across the ,while (performs The Completion Status bar what percent of is complete. 8and the dParameters To stop the is complete, and tto the fEsc. it takes to move the head to the next. Full Stroke it takes to move the head 9to the last Random Seek "s the average it takes to move the head ?one to an `randomly is some s called " If you want to know how ,timing compares to s, use PC D(SI). dParameters dParameters (analyzes dparameters to get needs to perform a non-destructive Jformat of a during the ,revitalization. The Completion Status bar percent of analysis. X: Some corrupt in a DoubleSpace volume. $box lists the Yof the corrupt and the name of the affected one of these Remove Removes the corrupt , leaving a usable missing . Displays $box for containing corrupt Remove all Removes corrupt and all subsequent displaying the $box again. Leaves the corrupt in the . The entire is unusable. Skip all Leaves corrupt and all subsequent displaying the $box again. X If you Remove All or Skip All you will not see the names of all contain corrupt . If you display $box for all 6, you can make a note of the damaged 6and perform an appropriate correction later. DoubleSpace DoubleSpace Volume PZDoubleSpace Volume (has DoubleSpace volume. To pthe To leave the ,as it is, Skip. DoubleSpace -Line -Line 2these you start ?the DOS line or a batch [d:...] The .to analyze /TEST ]. Separate letters spaces. The /is the default. General Parameters /TEST the specified /for making /SCAN Performs zon the specified Displays line /VIDEO Displays line Bfor video/mouse parameters. rParameters 7name rs results to " 7name", and overwrites the it exists. 7name rs results to " 7name", and appends to the it exists. Special-Purpose /HCACHE Use if you @Cache card installed. /HCARD Use if you @Card card installed. /CMOS Recreates corrupted CMOS /LIST Displays /REBUILD Rebuilds Dunconditionally. /SCHED Use for unattended analysis the Scheduler. BTopics