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Switching over
Once you have plugged in the external mouse and restarted your PG 740, the
between Internal
internal trackball is inactive, and remains inactive until the PG 740 is
Trackball and PS/2
powered up again without the external mouse.
Mouse
Table 3-1
No mouse
External mouse
Connecting a
You can connect a serial mouse to the COM2 serial port. To operate a serial
Serial Mouse
mouse, you must assign the relevant parameters to the mouse driver. You will
find the information you need to do this in the description of your mouse or
in the description of the operating system.
Proceed as follows:
1. Switch off your PG 740.
2. Open the cover of the interface ports on the left-hand casing side panel.
3. Plug the serial mouse into the mouse connector labeled COM2.
4. Switch your PG 740 on again.
Programming Device PG 740
C79000-G7076-C742-01
Trackball/External Mouse Mode
Situation
Internal Trackball
Active
Passive
Starting Up the PG 740
External PS/2 Mouse
Active
3-7
3
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