
Removal and installation
ATX assembly
You will need a T-15 Torx driver.
You can remove and reinstall the ATX assembly if necessary to gain access to
mechanical parts that are replaceable. However, the ATX circuit board is not
customer-replaceable and cannot be ordered from Tektronix.
NOTE.
If this circuit board or chassis must be replaced, you must return the
product to Tektronix for repair and calibration. See the Contacting Tektronix
information at the front of this manual.
1.
To access the assembly, remove these assemblies:
Trim (all) (See page 29.)
Bottom cover (See page 30.)
Left and right covers (See page 30.)
CD-RW/DVD and hard drive mounting frame (See page 43.)
2.
To remove the ATX Assembly:
a.
Place the instrument bottom on the work surface, with the side panel
facing you.
b.
Remove the three T-15 Torx drive screws that attach ATX assembly to
the chassis.
c.
Remove the six T-15 Torx drive screws that attach ATX assembly to the
rear chassis.
d.
Hold the front edge of the ATX assembly and pull up on the assembly to
disconnect the Riser Adapter from the edge connector of the PC Processor
board.
e.
Detach the cable from the USB56 connector on the ATX board.
f.
Detach the cables from the following connectors on the Microprocessor
board: J183, J180, J410, and J510.
g.
Remove the ATX assembly from the instrument.
h.
To reinstall the ATX assembly, reverse the steps.
DSA8300 Digital Serial Analyzer and Modules Service Manual
45