Optix155/622H has been working with -48 V power supply.
Customer removed the equipment to other site, where the power supply system only support - 60 V. How to power the Metro1000 from -60 V
Just switch off the equipment, pull out -48V connector, insert -68V connector and power on the equipment.
Power supply board in Metro 1000 is SS42POIA. According to Hardware discription Power supply Accesses has two �48 V/�60 V option, but on there board there is only -48 V label.
Customer is worring about any additional action to do to supply with -60 V
It is better to indicate both -48V/-60V variants on the Power supply board.