Chapter 3 Disassembly/Assembly Procedures and Parts List 51
Outguard Controller
Assembly
Removal/Installation
Procedures
The following procedures show how to remove and install the Outguard
Controller Printed Circuit Board Assembly.
Refer to Figure 19 for the following procedures.
Removal Procedure 1. Use the Covers Removal Procedure in this section of the manual to
remove the 3458A top cover. It is not necessary to remove the bottom
covers and the top/bottom shields.
2. Set the 3458A on your workbench with the top facing you.
3. Use a 7-millimeter nut driver to remove the two hex standoffs on the
rear panel GPIB connector.
4. Locate the grey 20-pin cable that connects between the Outguard
Controller assembly and Outguard Power Supply assembly. Unplug
the cable at the controller assembly.
5. Use the #TX10 Torx driver to remove the three screws on the
Outguard Controller assembly.
6. Push the board toward the front of the instrument, as far it will go,
while the board is still laying down flat in the chassis.
7. Pull the outside edge of the board up. Do this until the inside edge of
the board can be removed from the slots in the instrument chassis.
Then pull the board completely out of the instrument.
Installation Procedure 1. Insert the Outguard Controller board into the slots in the chassis.
Make sure the board is as far as possible toward the front of the
instrument.
2. Place the rest of the board into the instrument until it lays down flat in
the chassis. Then slide the board toward the rear of the instrument.
3. Use the #TX10 Torx driver to install the three screws on the Outguard
Controller assembly.
4. Locate the grey 20-pin cable connected to the Outguard Power Supply
assembly. Line up the cable plug with the socket on the Outguard
Controller assembly. Then plug the cable in.
5. Use the 7-millimeter nut driver to install the two hex standoffs on the
rear panel GPIB connector.
6. Use the Covers Installation Procedure in this section of the manual to
install the 3458A top cover.
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