In Windows Explorer, rightclick on cdshock.bat and left click on Properties in the context menu to create a PIF.
In the Memory tab of the Properties dialogue box, configure the settings as follows:
Under "Conventional"
total=auto
init=4096
Under "EMS"
ems=none
Under "XMS"
xms=10240
dpmi=10240
In the MISC tab of the Properties dialogue box, configure the settings as follows:
uncheck "PrtSc"
Save your work by clicking OK, and then launch CDSHOCK.BAT.
Cheers,
G.