Installation Note N5227-90118 37
Installation Procedure for the Upgrade
Step 17. Connect A71 and A74 Bias-Tee Combiner’s New Cables to
the A70 Low Frequency Extension (LFE) Board and the Other Ends of
the New Cables Connected to the IF Multiplier (IF MUX)
1.
Connect the (8120-5014 (x2), 8120-5017 (x3)) IF gray cables item
through
as shown in
(i.e., one end was installed in
.)
2.
Then choose one of the following:
— Version 6 Synthesizers
: Connect the N5245-60027 Source 1,
N5242-60079 Source 2, and N5242-60080 LO Source cables to the
LFE board as shown – (items
?
through
?
). The other end of the
N5245-60027 N5242-60079, and N5242-60080 cables are
connected to the Source1 and LO Source boards in a later step.
Refer to
— Version 7 Synthesizers
: Connect the N5240-60112 Source 1,
N5240-60114 Source 2, and N5240-60113 LO Source cables to the
LFE board as shown – (items
?
through
?
). The other end of the
N5240-60112, N5240-60113, and N5240-60114 cables are
connected to the Source1 and LO Source boards in a later step.
Refer to