Removal and Installation Procedures
6-20 SPG600 & SPG300 Sync Pulse Generators Service Manual
A10 Main Board
1. Locate module to be removed: Locate the A10 Main board in the locator
diagram SPG600 Internal modules, Figure 6-3, on page 6-9.
2. Orient the instrument: Set the SPG600 so its bottom is down on the work
surface and its right side is facing you.
3. Remove the A10 Main board: See Figure 6-11.
a. Unplug these cables:
The cable from the LCD module at J000.
The cable from the A20 Front-panel board at J010.
The cable from the fan at J5.
The cable from the power supply at J900.
b. Use a screwdriver with a #1 Phillips tip to remove the eleven screws
securing the A10 Main board to the rear of the chassis.
c. Use a 5 mm size nut driver to remove the two Hex-headed mounting posts
securing the GPI connector to the chassis.
d. Use a screwdriver with a #2 Phillips tip to remove the six screws securing
the A10 Main board to the bottom of the chassis.
4. Lift the board up and away from the chassis to complete the removal.
5. Reinstallation: Perform steps 3 and 4 in reverse order to reinstall the A10 Main
board.
NOTE. After you have replaced the A10 Main board, you need to set the instrument
serial number, system date and time, and install the option key (Option 01 only).
Refer to Setting the Main Board Parameters after Replacement on page 6-33 for
detailed information.
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