Module Replacement R&S SMU200A
1007.9845.82 3.56 E-6
Replacing the Hard Disk A202
(See chapter 5, spare parts list 1141.2057.01, A202, parts list and drawing1141.2005.01)
The hard disk is located between the processor trough and the boards. The spare part contains the
preinstalled software.
Remove instrument cover 1.
Disconnect the ribbon cable (1093.5156) at the hard disk.
Undo the two countersunk screws (1148.3288) on the hard disk mounting plate (A202).
Take the hard disk (A202) with the mounting plate (1093.4837) out of signal generator.
Installing the New Hard Disk and Putting into Operation
Mount the hard disk with the mounting plate into the instrument using two screws (1148.3288).
Note: The mounting plate is put into a slot in the rear of the front module.
Connect the ribbon cable (1093.5156) to the hard disk, carefully observing the pinning.
Reinstall instrument cover 1.
Perform internal adjustments according to chapter 2, “Adjustments”.
Replacing the DC/AC Converter (T10) and Color TFT Display
(A210)
(See chapter 5, spare parts list 1141.2057.01, parts list and drawing 1141.2005.01)
The color TFT display is accommodated on the mounting plate together with the associated DC/AC
converter. It is connected to the front module controller via cables, which can also be replaced
individually. For replacement proceed as follows:
Remove the front panel (see above).
Place the front module with the keys onto a clean surface.
Removing the DC/AC Converter
Pull off the connecting cable from the display to the DC/AC converter (T10).
Disconnect cable (1091.2650) between the DC/AC converter (T10) and the display connector (A211).
Remove the DC/AC converter (T10) after undoing the two screws (1148.3059).
Removing the Color TFT Display
Unscrew two screws (1148.3059) and plug off the display connector (A211).
Disconnect cable (1091.2666) from the display (A210).
Loosen the 4 screws with washers (1148.3059) and remove the display.
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