Signal Line Configuration - Fujitsu SPARC ENTERPRISE M4000 Service Manual

E.3

Signal Line Configuration

This section describes signal definitions and electrical specifications.
FIGURE E-1
Connection with UPS and the Server
FIGURE E-1
UPS
TABLE E-1
UPS Interface Signals
TABLE E-1
Signal name Definitions
*BPS/*UALM Signal indicates faulty UPS conditions
*BTL Signal provides a warning of a low battery level
and a pending UPS failure.
E-2 SPARC Enterprise M4000/M5000 Servers Service Manual • August 2009
shows the signal line configuration when connected to a UPS.
*BTL
*BPS/*UALM
*ACOFF
SG
UPS cable
defines these signal lines.
*BTL
7
*BPS/*UALM
6
9 *ACOFF
SG
5
1
Server
Pin number Remarks
6 Normal: OFF
Failure: ON
7 Normal: OFF
Warning: ON
(Note1)