Figure 1.8 Operation Timing Chart When Using A Power Synchronized Unit (Powering On) - Fujitsu ETERNUS DX60 S4 Configuration Manual

Chapter 1 Overview
1.6 Power Management for Power Synchronization
4
Issuance of command to turn on the ETERNUS DX/AF from the power synchronized unit
5
ETERNUS DX/AF startup
6
Server OS startup
The following figure shows the timing chart of power on operations for scheduled operations and power
recovery. For details about setting items and values, refer to the manual of the expansion card that is
installed in the UPS unit and the manual of the UPS management software that is used.

Figure 1.8 Operation timing chart when using a power synchronized unit (powering on)

Server
Server UPS unit
ETERNUS DX/AF
ETERNUS DX/AF
UPS unit
S1: Waiting time interval starting from when the command is issued to turn on the server to the beginning of the OS startup process.
Set a longer time than the time that is required to complete ETERNUS DX/AF startup (E1).
E1: Time that is required to complete ETERNUS DX/AF startup from the start of powering on of the ETERNUS DX/AF.
For details, refer to the manual that is provided with the connected ETERNUS DX/AF.
FUJITSU Storage ETERNUS DX, ETERNUS AF Configuration Guide (Power Synchronized Unit)
2 Issuance of command to turn on the server
S1 (>E1)
3 OS startup suspension
Shutdown state
2 Power on of the server UPS unit (Power supply starts)
OFF
4 Issuance of command to turn on the ETERNUS DX/AF from the power synchronized unit
E1
5 Startup
1 Power on of an ETERNUS DX/AF UPS unit (Power supply starts)
OFF
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6 OS startup
Operating
ON
Operating
ON
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