"SPARES SELECTOR" is printed in white on the component side of this printed circuit card. On the solder side there are several inspection stamps at the extraction end.
Manufacturer
Scientific Data Systems (SDS)
Identifying Numbers
Model number
LT105
Printed in white on component side at extraction end.
Other number
164375
Assembly number found printed in white at the extraction end of the component side
Other number
1643760
PWR number printed in white on component side
Other number
943
Stamped in black on the extraction end of the solder side
Other number
SDS-69
Copyright number printed in white on component side toward insertion end.