Juniper PTX10008 Hardware Manual page 320

324
SIBs are installed vertically and should be held vertically until they are clear of the router before rotating
them 90 degrees and placing them on an antistatic mat or placing them in an electrostatic bag for storage.
See Figure 188 on page 324 and Figure 189 on page 324.
Figure 188: JNP10008-SF SIB
Figure 189: JNP10008-SF3 SIB