5-9 Low Band Switch Chapter 5 — Component Replacement
5-12 PN: 10410-00730 Rev. D MN469xC Series Multiport Test Set MM
A7 Replacement
1. Remove the top cover from the test set as instructed in Section 5-3.
2. Replace the A7 module as illustrated in Figure 5-11.
Note Use Anritsu 01-201 Torque Wrench to tighten all RF connectors when installing the module.
1. Disconnect the RF cable from the J1 connector of the
A7 module and the Rear Panel.
Note: The GPIB–Parallel Interface Board may
have to be removed in order to remove the A7 RF
cable. See Section 5-5 for GPIB board removal.
2. Remove the two phillips mounting screws from the
module.
3. Disconnect the two RF cables from J2 and J3
connectors, then disconnect the control cable from
the module side and remove the module.
4. Installation is the reverse of removal.
Figure 5-11. A7 Low Band Switch Replacement
1
2
3
A7
J1
See Note
J2
J3
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