Juniper EX8208 Hardware Manual page 256

6. Ensuring that the SRE module is correctly aligned, carefully slide it into the chassis until you feel
resistance.
7. Push both the ejector levers towards the faceplate of the SRE module until the levers are flush against
the faceplate and are fully engaged.
8. Tighten the screws, one on each side of the SRE module, by turning them clockwise using the Phillips
(+) screwdriver, number 2. Ensure that the SRE module is fully seated in the chassis. It must be fully
seated in order for it to be powered up.
9. Verify that the SRE module is installed correctly and functioning normally by checking the LEDs on the
faceplate of the SRE module. The ON LED and ST LED should be lit steady green a few minutes after
the SRE module is installed.
If the ON LED is unlit, verify that there are enough power supplies installed. See
Requirements for an EX8208 Switch" on page
power supplies. See "Installing an AC Power Supply in an EX8200 Switch" on page
enough power supplies in the switch, remove and install the SRE module again. See
Module from an EX8208 Switch" on page
If the ST LED is lit steady yellow, the SRE module has failed. Remove the module and install a new SRE
module. See "Removing an SRE Module from an EX8208 Switch" on page
Figure 76: Installing an SRE Module in an EX8208 Switch
121. If more power supplies are needed, install additional
253.
"Calculating Power
240. If there are
"Removing an SRE
253.
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