Jumper Block JP2 is used to select the IRQ (interrupt request) settings for the modem. Figure 4: below details the possible selections.
Figure 4: JP2 IRQ (interrupt request) Options
HARDWARE INSTALLATION
1.Turn off the computer and all peripheral devices connected to it.
2.Unplug the computer power cord from the wall receptacle.
3.Remove the computer’s cover. Refer to your computer owner’s manual for instructions.
4.Remove the screw securing the expansion slot cover behind one of the computer’s available
Figure 5: Removing the Backplate
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