S−LINK Control UnitFP0
4 − 9
4.4 Sequence of Turning on Power Supplies
4.4 Sequence of Turning on Power Supplies
When turning on the power supplies to the S−LINK control unit, follow the sequence
outlined below.
Procedure:
1. Turn on the power supply to the S−LINK I/O devices connected to the
S−LINK system.
2. Turn on the external power supply to the S−LINK.
3. Last, turn on the power supply to the S−LINK control unit itself.
1. Power supply of S−LINK I/O devices: on
2. External power supply for S−LINK: on
3. Power supply of S−LINK control unit: on
If using the power supply of booster, start up the booster before the external power
supply for S−LINK.
When turning off the power supplies, reverse the order of the sequence noted above.