In a pinch you can just unplug the iris motor and leave it full open for your show. Fixture has no feedbaqck for the iris so it will operate correclty.
The Intellabeam can use any of the Philips MSR700/2 "clones" from other manufacturers, or the "plain" MSR700. Difference is color temp, the /2 is about 7K, the "plain" is 5600K with superior CRI. The GE CSR700 works fine in an IB700. As Bubby mentioned, the IR filter was originally 2 pieces...
Buddy, don't care if you buy anything or not, give me a call (512-873-7106) or an email and we can figure your problem out. Need to know what version of software is in the IB ( hope it is 4.11) , how your personality and address dips are set, and what DMX source running which IB700 profile... I...