Ac Inlet And Aux Power Board - Sony Tektronix AWG2021 Service Manual

AC Inlet and AUX Power
Board
AWG2021 Service Manual
1. Assemble equipment and locate modules to be removed:
a. You will need a screwdriver with a size T-15 TorxR tip, a
driver, and a soldering iron to do this procedure.
b. Locate the modules to be removed in the locator diagram, Internal
Modules, in Figure 6–4.
2. Remove fan and fan frame: Do the Fan and Fan Frame procedure on
page 6–31.
3. Orient instrument: Set the AWG2021 with the bottom down on the work
surface and the back facing you (see Figure 6–19).
4. Remove the power supply module: Do the procedure, Power Supply Module,
on page 6–35.
5. Remove AC inlet:
a. Disconnect the interconnect cable at CN1 on the AUX Power board.
@
5
b. Using a -inch nut driver, remove the nut attaching the ground wire to
1 6
the chassis.
c. Remove the two insulating tubes of cables attached to the AC inlet.
d. Unsolder the three interconnect cables attached to the AC inlet.
e. Using a screwdriver with a size T-15 TorxR tip, remove the two screws
securing the AC inlet to the chassis.
6. Remove AUX Power board:
a. Disconnect the interconnect cable at CN2 on the AUX Power board.
b. Remove the three screws attaching the AUX Power board to the chassis.
c. Lift the AUX Power board up and away from the chassis to complete the
removal.
Removal and Installation Procedures
@
5
1 6
-inch nut
6-37