    AST RESEARCH, INC.         TECHNICAL BULLETIN #0808                 01-11-93

                        POWER EXEC SL AND 12:05 ERROR MESSAGE

    If the Power Exec computer is configured for Max Performance, and is allowed
    to fully discharge the NiMH battery, after booting, an error message may
    appear: [12:05].  The computer cannot identify the hard disk.

    If this occurs, enter SETUP, ( use  ) then exit and save changes.
    The system will boot normally.

    To avoid this condition, select "Max Battery Life" in SETUP when discharging
    the NiMH battery.