_ DEC-O-LOG for MS780-E _ DOL, MS780-E-R001, VAX MS780-E Memory Module MAY 86 PROBLEM: This FCO addresses a component problem on the M8375 and M8376 modules by replacing S373 with F373 components which have proven to be more reliable in this application. FIELD EFFECTIVITY: Retrofit all MS780-E memory options. Minimum acceptable revision of modules in spare stock as follows: #M8375 - PART REV "D1"; #M8376 - PART REV "E1." This FCO implements ECOs #M8376-MK006 and #M8375-MK003 and changes the option revision to "B." QUICK CHECK: #M8375: 74F373 at location E11; #M8376: 74F373 at location E7. FCO KIT ORDERING: EQ-01423-01 FCO, PARTS FA-04708-01 FCO only