_ DEC-O-LOG for DFMZA _ DOL, DFMZA-F002, DECmux II, MAY 90 PROBLEM: This FCO corrects the following problems: 1) Composite link problems with flow control can cause the DECmux II/MUXserver 100 to hang. 2) The CRC error count is incorrect. 3) DC power cable causes intermittent reboots. 4) Possible signal short to chassis ground. FIELD EFFECTIVITY: This FCO should be installed on all DFMZA-BA/BB and 70-20999-01/02 at Revision C1 or lower. QUICK CHECK: Check that Firmware Version is V1.5-07. Check the unit Revision label for Rev D1. FCO KIT ORDERING: EQ-01578-02 (DECmux II, 120V) EQ-01578-03 (DECmux II, 240V) FA-04905-02 FCO Document