I've located a CSLT for my 928LX system. (Persistent digging pays off.)
Unfortunately, trying to boot from it produces an error:

------- Main Menu -------------------------------------------------------------

        Command                       Description
        -------                       -----------

        BOot [PRI|ALT|<path>]         Boot from specified path
        PAth [PRI|ALT] [<path>]       Display or modify a path
        SEArch [DIsplay|IPL] [<path>] Search for boot devices

        COnfiguration menu            Displays or sets boot values
        INformation menu              Displays hardware information
        SERvice menu                  Displays service commands

        DIsplay                       Redisplay the current menu
        HElp [<menu>|<command>]       Display help for menu or command
        RESET                         Restart the system
-------
Main Menu: Enter command or menu > bo alt
Interact with IPL (Y or N)?> y

Booting...
Boot IO Dependent Code (IODC) revision 4

ENTRY_TEST status = 0


Failed I/O operation with
ENTRY_IO status = -4

00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
0000044F 00000002 00000000 00000000 000000F0 00000008 00000014 00000003
00000000 00000000 00000000 00000000 00000000 00000004 00000000 00000000

Now what?

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