D.3 configuration of signal lines, Configuration of signal lines – FUJITSU M3000 User Manual

Page 185

Advertising
background image

Appendix D

UPS Controller

D-3

D.3

Configuration of Signal Lines

This section provides the signal definitions.

FIGURE D-2

shows the configuration of signal lines when the UPS is connected.

FIGURE D-2

Connection Between the Server and UPS

TABLE D-1

Signal Line Definitions

Signal name

Definitions

Pin number

Remarks

*BPS/*UALM

Indicates a UPS error.

6

Normal state: Off
Abnormal state: On

*BTL

Indicates that the battery level of the UPS has
decreased and warns that battery power will be
unavailable after a certain period of time has
elapsed.

7

Normal state: Off
Abnormal warning:
On
(Note 1)

*BTL

*BPS/*UALM

*ACOFF

SG

UPS cable

UPS

Server

7

6

9

5

Advertising