Dell IP4700 Service Guide - Page 54

Turn on each supply, s power as shown in Rear of cabinet, Power, supply A, SPS B

Page 54 highlights

Installing an IP4700 2 Power supply A Power supply B SPS A SPS B Rear of cabinet EMC1465 Figure 2-16 Connecting Power Cords to SPS A and B 7. Turn on each supply's power as shown in Figure 2-18. NOTE: The only power switches on an IP4700 are those on the power supply, which are normally covered by the drive fan pack. As a result, an IP4700 is always active once powered up. When ac power is initially applied to the file server, the disk drives power up and spin up in a specified sequence. The maximum delay is 48 seconds for the IP4700 and 84 seconds for a DAE. The same delays occur when you insert a drive while the file server is powered up. 2-18 IP4700 Installation and Service Guide

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2
2-18
IP4700 Installation and Service Guide
Installing an IP4700
Figure 2-16
Connecting Power Cords to SPS A and B
7.
Turn on each supply
s power as shown in Figure 2-18.
NOTE:
The only power switches on an IP4700 are those on the power
supply, which are normally covered by the drive fan pack. As a result, an
IP4700 is always active once powered up.
When ac power is initially applied to the file server, the disk drives
power up and spin up in a specified sequence. The maximum delay is 48
seconds for the IP4700 and 84 seconds for a DAE. The same delays occur
when you insert a drive while the file server is powered up.
EMC1465
Rear of cabinet
Power
supply A
Power
supply B
SPS B
SPS A