IBM ThinkPad 755CX Manual page 254

Advanced Information for PC Cards
238
IBM ThinkPad 755CX User's Guide
For the preceding example, the memory map will be as follows:
Updating the CONFIG.SYS File
DOS
The following is a sample of the CONFIG.SYS file for DOS:
You might need to update the CONFIG.SYS file after you have
installed the PCMCIA software. If you make any changes to your
CONFIG.SYS file, keep in mind the following rules for PCMCIA
software:
C000:0
EMS memory
C300:0
IBM Card Service s
C400:0
Token-ring
shared RAM
C800:0
Ethernet
shared RAM
CC00:0
Token-ring
memory mapped I/O
CE00:0
3270 shared RAM
D000:0
EMS memory
E000:0
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