ECN-0136 - Borris 2 motherboards with ST9 adapter boards

ECN-0136
Title	Borris 2 motherboards with ST9 adapter boards
Equipment	All desks with borris 2 motherboard and SAB 6815 adapters
Author	Nick Forro
Drawing No	none
Date	3rd April 2001

Reason for ECN	Console locks or no keys response if adapter board works loose
Special Parts Required	M3x20mm screw, 2x nylon washers, m3 nyloc
Special Tools Required	3mm drill

Work Required

Drill hole (ideally with pillar drill) through SAB 6815a and motherboard simultaneously (picture for hole position) so that the two circuit boards can be screwed together with the nyloc, thus preventing separation of the boards and loss of connection.

This shows where to drill the hole on the Borris2 motherboard.

This shows where to drill the hole on the SAB adaptor pcb.
The holes is drilled through the centre of the legend '0'

This shows that the nyloc nut and washer are fitted on the top side.

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