On 4/23/20 11:21 AM, Patrick Finnegan via cctalk wrote:
As a minimal step, I might disconnect the PSU from the
rest of the drive,
and plug it in like that for a moment, but it's probably best to not run it
without a load for very long.
The 9800 is the 8" little brother to the 9000 tension arm drive. The service manual
is on bitsavers, it probably has a linear power supply. There is also an inverter
supply shown but that is probably for special applications.