First post, by Nikoh
- Rank
- Newbie
On my old PC AT pentium 100 I installed a compact flash card instead of the hard disk.
I use the compact flash card to add files to my dos 7.1 cdu OS; sometimes it happens that the system no longer boots. I have done many tests and I have seen that if I re-copy fresh himem and emm386 onto the compact falsh card, everything starts working again.
This may config.sys:
[menu]
menuitem=A, Extended memory (HIMEM+EMM386 NOEMS)
menuitem=B, Extended + Expanded memory (HIMEM+EMM386)
menuitem=C, Extended memory (JEMMEX NOEMS)
menuitem=D, Extended + Expanded memory (HIMEMX+JEMM386)
menuitem=E, Conventional memory only
menudefault=A,10
[A]
DEVICE=C:\DOS71\HIMEM.SYS /TESTMEM:OFF
DEVICE=C:\DOS71\EMM386.EXE NOEMS I=B000-B7FF
[B]
DEVICE=C:\DOS71\HIMEM.SYS /TESTMEM:OFF
DEVICE=C:\DOS71\EMM386.EXE AUTO RAM I=B000-B7FF
[C]
DEVICE=C:\DOS71\JEMM\JEMMEX.EXE NOEMS X=TEST I=TEST I=B000-B7FF VME
[D]
DEVICE=C:\DOS71\HIMEMX\HIMEMX.EXE
DEVICE=C:\DOS71\JEMM\JEMM386.EXE X=TEST I=TEST I=B000-B7FF VME
[E]
[COMMON]
SET PATH=C:\DOS71;..;
FILESHIGH=40
BUFFERSHIGH=50,0
FCBSHIGH=16,0
LASTDRIVEHIGH=Z
STACKSHIGH=11,512
DOS=HIGH,UMB,NOAUTO
DEVICE=C:\DOS71\ECHO.SYS W/e/l/c/o/m/e /t/o MS-DOS 7.10...
DEVICE=C:\DOS71\ECHO.SYS C/o/p/y/r/i/g/h/t M/i/c/r/o/s/o/f/t C/o/r/p. A/l/l /r/i/g/h/t/s /r/e/s/e/r/v/e/d.
DEVICEHIGH=C:\DOS71\SETVER.EXE
DEVICEHIGH=C:\DOS71\XCDROM\XCDROM.SYS /D:IDE-CD
REM DEVICEHIGH=C:\DOS71\VIDE-CDD.SYS /D:IDE-CD
DEVICEHIGH=C:\DOS71\DISPLAY.SYS CON=(,,1)
NUMLOCK=ON
COUNTRY=039,850,C:\DOS71\COUNTRY.SYS
REM SHELL=COMMAND.COM /P /E:640
SHELL=C:\DOS71\COMMAND.COM /C LH C:\DOS71\COMMAND.COM /E:640 /P
REM DEVICEHIGH=C:\DOS71\SMARTDRV.EXE /DOUBLE_BUFFER
REM DEVICEHIGH=C:\DOS71\IFSHLP.SYS
REM DEVICE=C:\CTCM\CTCM.EXE
and my autoexec.bat:
@ECHO OFF
PATH C:\DOS71\NORTON\NC;C:\DOS71\DOSLFN;C:\DOS71\SHSU3-6;%PATH%
PROMPT $P$G
SET DIRCMD=/A/4/O:GEN
MODE CON RATE=32 DELAY=1
MODE CON CP PREPARE=((850)C:\DOS71\EGA.CPI)
MODE CON CP SELECT=850
LH KEYB IT,,C:\DOS71\KEYBOARD.SYS
LH KILLER
LH DOSKEY
LH SHSUCDX /D:IDE-CD /V /C
REM LH MSCDEX /D:IDE-CD
LH DOSLFN /Z:C:\DOS71\DOSLFN\CP850UNI.TBL
LH CTMOUSE
SET SOUND=C:\SBLASTER
SET BLASTER=A220 I5 D1 H5 P330 E620 T6
SET MIDI=SYNTH:1 MAP:E MODE:0
SET CTCM=C:\CTCM
C:\CTCM\CTCM
LH C:\SBLASTER\AWEUTIL /S
LH C:\SBLASTER\MIXERSET /P /Q
ECHO.
REM For locking volumes to enable "direct disk access":
REM CALL LOCKDRV.BAT
BREAK ON
LFNFOR ON
ECHO Now you are in MS-DOS 7.10 prompt. Type 'HELP' for help.
ECHO.
Could it be a virus? I did a scan with microsoft antivirus but it didn't find any viruses.
why do only the memory manager files get corrupted while everything else continues to work?
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