_ DEC-O-LOG for RRD50 _ DOL, RRD50-R001, M7552 MAY 87 PROBLEM: 1. Intermittent, undetected data compare errors. 2. Needs new micro code release to meet MSCP and DUP spec. FIELD EFFECTIVITY: All RRD-50 Q-Bus controllers (M7552) in the US, GIA, and Europe which are not already at CS Rev C1. This includes all customer sites and stocking locations. This FCO implements ECO M7552-SH002. QUICK CHECK: Look for DC7005C (P/N 21-23863-02) at E32. FCO KIT ORDERING: EQ-01462-01 FCO, PARTS FA-04748-01 FCO only