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Assembly Replacement
A17 Rear Panel Interface Board (Options 1EH, UN3, UN4)
A17 Rear Panel Interface Board (Options 1EH, UN3, UN4)
Tools Required
• 5/8-inch wrench or nut driver
• 1/4-inch wrench or nut driver (Option 1EM)
Removal
1. Remove the rear panel assembly. (Refer to "Rear Panel" in this chapter.)
2. Remove the nuts (item 1) and washers (item 2) on the eight BNC connectors of the rear panel.
If
you have Option 1EM, remove the nuts (item 3) and washers (item 4) on eight of the associated SMB
connecto
rs on the rear panel.
3. Remove the rear panel interface board (A17) from the rear panel.
Replacement
1. Reverse the removal procedure and do the following:
• Torque the 5/8-inch BNC nuts to 21 in-lbs.
• If you have Option 1EM, torque the 1/4-inch SMB nuts to 14 in-lbs.