
Installation Instruction for PCM-3643.
Purpose: Setup 8 COM ports sharing IRQ5 &10 start with I/O Address=208H
Procedures:
ConfirmIRQ5&10isavailable.
BIOSsetting:SetIRQ5&10as"LegacyISA"
SetasEnhancemodeandset8COMportssharing2IRQ.
**RefertoHardwarePhotoforjumperandswitchsettings.
1. Entertocontrolpanelanddoubleclick"Add/RemoveHardware"
2. ClickNexttoenter"ChooseaHardwareTask"andchoose"Add/Troubleshootadevice"andclickNext.
3. Choose"Addanewdevice"andclickNext
4. Choose"No,Iwanttoselectthehardwarefromalist"andclicknext
5. Choose"Ports(COM&LPT)andclicknext
6. Choose"CommunicationPort"inModelswindowandclickNext
7. ClickOKwhenpopawarningmessage.
8. Choose"Basicconfiguration0008"inSettingbasedwindowandthenchoose"Input/OutputRange"in
Resourcesettingswindowandthenclick"ChangeSetting"Itisnotrestrictedto"Basicconfiguration0008"
9. Settingtheaddressas0208-020FinValuewindowandclick"OK"
10. Choose"InterruptRequest"inResourcesettingwindowandthenclick"ChangeSetting"
11. SettingtheIRQas05inValuewindowandclickOK
12. Click"OK"toenter"StartHardwareInstallation"andclickNextandthenClick"Finish"tofinishoneport
setting.
13. Don'trestartthecomputeruntilallportsareset.Repeatto1.
14. Pleasedonotethatfirst4COMportssharesIRQ5andtheother4COMportssharesIRQ10.Therefore,set
IRQas10for“InterruptRequest”forthelast4COMports.
Note 1: Step 9: 0208-020F and Step11: 05 for first setting
Step 9: 0210-0217 and Step 11: 05 for second setting
Step 9: 0218-021F and Step 11: 05 for third setting
Step 9: 0220-0227 and Step 11: 05 for fourth setting
Step 9: 0228-022F and Step 11: 10 for fifth setting
Step 9: 0230-0237 and Step 11: 10 for sixth setting
Step 9: 0238-023F and Step 11: 10 for seventh setting
Step 9: 0240-0247 and Step 11: 10 for eighth setting
Note 2: Please do remember that I/O Range and IRQ setting should not have conflicts with any
device on you system. Moreover, jumper and switch setting must be corresponding to your I/O
Range and IRQ. Once again, please consult user’s manual for detail jumper/switch setting.
Photo of Hardware Setting: