CKCOMIRQ.EXE is a diagnostic software utility that will determine which hardware IRQ assignments are assigned to COM1 COM2 COM3 and COM4. CKCOMIRQ makes no assumptions about COM Port assignments. The actual IRQ will be tested, whether or not the IRQ is shared or non-shared. CKCOMIRQ.EXE is a copyrighted (C), SHAREWARE utility. As such, if you find it to be a useful diagnostic tool and decide to use it, a $10.00 registration fee is requested. Send check payable to: Belkin Components CKCOMIRQ Department 1303 Walnut Park Way Compton, CA 90220 310-898-1100 Also, if you have any suggestions on how we can improve or enhance CKCOMIRQ.EXE, please drop us a line, call our R&D department or leave email on CompuServe, address CIS:75450,135. DISCLAIMER: CKCOMIRQ.EXE and any associated support files, including documentation files, are provided "as is" without warranty of any kind. The entire risk as to the results and performance of CKCOMIRQ.EXE and any associated files is assumed by you. Belkin Components disclaims all warranties, either express or implied, including but not limited to implied warranties of merchantability and fitness for a particular purpose, with respect to the CKCOMIRQ.EXE software product itself, the diskette it came on and any associated files and/or materials. In no event shall Belkin Components be liable for any damages whatsoever (including without limitation damages for loss of business profits, business interruption, loss of business information, and the like), arising out of the use or the inability to use, this product, even if Belkin Components have been so advised of such damages.