HP J9981A Installation And Getting Started Guide

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Installing the Switch
Installation Procedure
Using a Kensington Security Cable
To prevent unauthorized removal of the switch, you can use a Kensington Slim
MicroSaver security cable (not included) to attach the switch to an immovable
object.
4. Connect the Switch to a Power Source
1. For the HP 1820 24-port and 48-port switches, plug the included power
cord into the switch’s power connector and into a nearby AC power
source.
For the HP 1820 8-port switches, plug the AC/DC adapter’s power cord
into the switch, and then plug the AC/DC power adapter into a nearby AC
power source.

HP J9981A Specifications

General

Management	Managed
PoE	No
Jumbo Frame Support	Yes
Form Factor	Rack-mountable
Model	J9981A
Layer	Layer 2
Weight	2.5 kg
MAC Address Table Size	16, 000 entries
Power Supply	Internal
Operating Temperature	0°C to 40°C
Ports	24 x 10/100/1000BASE-T ports 4 x SFP+ ports
Humidity	15% to 95% non-condensing