Due to an issue documented via PR:1332991 - the status LED (STS) on the chassis does not show up on a PTX10002-60C. To correct this issue, you need to upgrade JUNOS software with the fix and also upgrade the RE FPGA to version 2.6. TSB17421 [juniper.net] provides instructions on how to upgrade the RE FPGA to version 2.6.
We release the new software respin of JUNOS software version 18.1R1 and 18.2R1. The replacements are as follow:
To upgrade firmware on the QFX10002-60C and PTX10002-60C see TSB17421 [juniper.net] - https://kb.juniper.net/index?page=content&id=S:TSB17421 [juniper.net]
First publication date 2018-08-28