Agreed, but I wrote that an IAS Disagree triggers when a 5 knot difference is suspected between Captain and FO PFD's but didn't imply that the airspeed unreliable QRH should be used first.
But, if you read the QRH for IAS disagree, the next step is to read the airspeed unreliable QRH!
Last edited by 568; 5th May 2021 at 16:22.
Reason: text