Installation Note N5227-90118 27
Installation Procedure for the Upgrade
Step 11. Reinstall the A24 IF Multiplexer (IF MUX) Board and Connect
the Motherboard / IF Multiplexer / Low Frequency Extension (LFE)/
Test set motherboard (MB/IF MUX/LFE/TSMB) ribbon cable
(N5240-60089) and the IF MUX Rear Panel Hardware
1.
Reinstall the IF MUX board using 0515-0669 (x4) screws (item
).
2.
For now, hand tighten only (item
). Refer to
.
Figure 8
Reinstall the A24 IF MUX Board (N5240-60062 and 0515-0669)
N5240-60062