_ DEC-O-LOG for KA670 _ DOL, KA670-O001, VAX 4000, Model 300 Systems, Jun 91 JUN 91 - PROBLEM : Inability to boot RAxx disk drives when used as a system disk. Bug in P-Chip microcode corrected. FIELD EFFECTIVITY: This FCO is only applicable to VAX 4000, Model 300 Systems that exhibit these problems. QUICK CHECK: Power-Up Self Test: KA670-XX V3.4 VMB 2.12. CPU module CS REV C01 or greater. P-Chip in E97, 21-25087-10 for both variants L4000-AA/BA. The DEC on-site labor charge will be the time required to install and test the FCO at the then current hourly rate. FCO KIT ORDERING: EQ-01600-01 EQ-01600-02 FA-04929-01