B&B Electronics 3PXCC4A Benutzerhandbuch

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Manual Document# 3PXCC4A3001 
 
17 
B&B Electronics Mfg Co – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 
B&B Electronics Ltd – Westlink Comm. Pk – Oranmore, Galway, Ireland – Ph +353 91-792444 – Fax +353 91-792445 
Left-click on I/O Port in Resources. Tab to view currently used 
addresses. 
 
Scroll through the list, check 03F8H, 02F8H, 03E8H, 02E8H. If 
one of these is available, use it. If not, check alternates.  
 
Find a free address in the list. Most desktop PC’s have a COM1 
and possibly a COM2 already on their system, which will be seen in 
the list. You may have to start at COM3 or COM4 to start your 
addressing of the ISA card you have. If these addresses are used 
you may have to resort to the Frequently Unused Port Addresses 
(found in Chapter 4, Table 3) of this manual. Write these open 
addresses and IRQ’s down for later reference.