Brand new card.
It booted my old Fuji MAP 70Gb drive just fine (partitions prev created
with adaptec card.

Drive low level formatted, Warp 4.52 LVM to create boot manager and
volumes. Maintenance partition created.

BIOS set to boot from #68 ID00

Booting gets as far as

Searching for Boot Record from BBS-0:[#68 ID00 LUN0 FUJITSU MAP3735N ]...OK

Then nothing!
At a guess, it is not finding the Boot Manager?