Tektronix TPS2000 Series, Service Manual

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Maintenance
TPS2000 Series Digital Storage Oscilloscopes Service Manual
6--9
You will need the pliers for this procedure.
Removal.
To remove the fan, refer to Figure 6--2 on page 6--10 and follow these
steps:
1.
Remove the rear case. Follow the procedure on page
6--7
.
2.
Disconnect the fan cable from the IO board.
3.
Use the pliers to bend the two fan-bracket tabs out of the way.
4.
Remove the fan.
Installation.
To install a new fan, refer to Figure 6--2 and follow these steps:
1.
Align the fan bracket with the fan. Align the fan so that air blows out the side
of the chassis, not into the chassis.
2.
Use the pliers to bend the two fan-bracket tabs into place and secure the fan.
3.
Install the fan cable on the IO board.
4.
Install the rear case.
You will need the pliers for this procedure.
Removal.
To remove the backlight inverter board, refer to Figure 6--2 on page
6--10 and follow these steps:
1.
Remove the rear case. Follow the procedure on page
6--7
.
2.
Disconnect the display inverter cable from the IO board.
3.
Disconnect the LCD inverter cable from the backlight inverter board.
4.
Use the pliers to bend the two chassis-mounting tabs out of the way.
5.
Remove the board.
Installation.
To install a new backlight inverter board, refer to Figure 6--2 and
follow these steps:
1.
Align the backlight inverter board with the chassis mounting tabs.
2.
Use the pliers to bend the tabs into place and secure the board.
3.
Connect the display cable to the backlight inverter board
4.
Connect the display inverter cable to the IO board.
5.
Install the rear case.
Fan
Backlight Inverter Board