Read Me First
or the ProCurve Switch zl Modules (J8706A, J8708A)
Software Release K.11.3x or Greater Is Required on Your Switch 5400zl
ProCurve switch software release K.11.17 is installed on the switch at the factory. This version of
the switch software provides support for the two switch zl modules J8706A and J8708A.
For installation information refer to the ProCurve Switch zl Modules Installation Guide
(5991-4714), that came with your zl modules.
You can install, exchange, or remove modules after the switch has been powered on. Whenever a module is
installed during this process, it is initialized and tested for correct operation. During this process, the switch
Self Test LED is on. If you hot swap another module while the switch is initializing and testing the first module,
it is possible to cause the first module or the entire switch to be reset.
Hot Swap Precautionary Procedures. To prevent the modules or switch from being reset when you must hot
swap multiple modules, follow these simple precautions:
Do not install/remove any modules from the switch while the switch Self Test LED is lit.
Before removing or installing any modules, make sure that all network cables are disconnected from
See the "Installing the Modules" section of the ProCurve Switch zl Modules Installation Guide, for
Software Updates Are Free!
ProCurve Networking provides free software updates on the ProCurve Web site
for your Series 5400zl Switch. To access the software updates, go to the ProCurve
Web site at http://www.procurve.com, then click on Software updates to go to the
"ProCurve Networking software updates" page. Under Latest software click on
Switches to go to the page that has the free download for your switch.
Register for Automatic Notification of Updates. From the "ProCurve
Networking software updates" page, you can also register yourself to automati-
cally receive email notice of new updates for your managed ProCurve networking
To determine whether you have the latest software, you can compare the software version that is
available on the web site with the version that is currently installed on your switch. Follow the
instructions below to determine the current software version in your switch.