A.4 Alarm Port
154
Sun Netra T5440 Server • September 2015
Pin
Signal Description
Pin
Signal Description
5
Ground
A.4
Alarm Port
The alarm port on the alarm rear transition module uses a standard DB-15 connector. In a
telecommunications environment, use this port to connect to the central office alarming system.
shows the pin numbering of the alarm port.
Note -
The alarm port relay contacts are rated for 100 V 0.2 A maximum.
FIGURE A-5
Alarm Port Pin Numbering
TABLE A-9
Alarm Connector Signals
Pin
Service
Pin
Service
1
NC
9
ALARM1_NC
2
NC
10
ALARM1_COM
3
NC
11
ALARM2_NO
4
NC
12
ALARM2_NC
5
ALARM0_NO
13
ALARM2_COM
6
ALARM0_NC
14
ALARM3_NO
7
ALARM0_COM
15
ALARM3_COM
8
ALARM1_NO
CHASSIS
FRAME GND
A.5
USB Ports
The server has four USB ports for attaching supported USB 1.1 and 2.0 compliant devices.
shows the pin numbering of the USB ports.
describes the pin signals.
Summary of Contents for Sun Netra T5440
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