Installing Geocomp 10.08 on Windows 3.1 and 3.11

Verify that the host computer meets the hardware specifications. A minimum of 560 KB of free base memory and 7 MB free XMS is required to run Geocomp 10 to its full capacity.
Verify that the Geocomp dongle is embossed “Sentinel C Version B” or “Sentinel CplusB”.
Modify DOS bootup files as follows:
- Select Run… from the File Menu in Program Manager
- Type SYSEDIT
- Select OK
- Edit C:\CONFIG.SYS to include at the top of the file:
```
device=c:\windows\himem.sys
device=c:\windows\emm386.exe noems ram
devicehigh=c:\dos\ansi.sys
dos=high,umb
shell=c:\dos\command.com /p /e:2048
buffers=50
files=50
```
- Also in C:\CONFIG.SYS, load other devices with devicehigh= to free up base memory
- Edit C:\AUTOEXEC.BAT as follows:
  - Load a mouse driver with a line such as
```
LH C:\GC10\EXTRAS\MOUSE.COM
```
  - Optionally, load DOSKEY with a line such as
```
LH C:\DOS\DOSKEY
```
  - Add the new line
```
PATH=C:\GC10;%PATH%
```
    near the end of the file before Windows is called
  - If you have a menu structure, adjust changes accordingly
- Modify C:\WINDOWS\SYSTEM.INI as follows:
  - Find the section headed
```
[NonWindowsApp]
```
  - Add to that section:
```
CommandEnvSize=2048
```
- Exit System Editor, saving changes to all files
Insert the Geocomp Systems September 2001 Distribution CD.
Using File Manager, or some other application, copy all files from the \GC10\ directory onto C:\GC10\. Repeat with subfolders.
If you haven’t got a CD, you will have to install on a PC that has, and copy the files over somehow.
In Program Manager, create a Program Item with the following properties:
- Description: Geocomp 10
- Command line: C:\GC10\CFG\GC10-31.PIF
- Working Directory: C:\GC10\DATA
- Icon: C:\GC10\GC10.ICO
Run Geocomp 10 using the Program Item
The Geocomp 10 User’s Guide gc1007ug.pdf and Geocomp 10 Reference Manual gc1007rm.pdf are supplied in the \GC10\DOCS folder of the CD.
If you are using the Urban Drainage module, see Section 9.4 in the User’s Guide.
To set up plotting and printing, see Geocomp Printing and Plotting.