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QUBE
TROUBLESHOOTING
3 To access the Serial Diagnostic menu, press CTRL+D during the
4, 3, 2, 1 countdown at system startup. The Serial Diagnostics
menus are identical to the Boot and Diagnostics menus discussed
earlier in this chapter, and are used in the same way to determine
system faults.
Monitor Fails System Functions
Batteries/ Battery Charger
1 If the monitor does not recognize the presence of the battery or
batteries, inspect the Battery Connector PCBA for any physical
damage.
2 If the monitor recognizes batteries but fail to charge, replace in
order:
1 the battery or batteries
2 the CPU PCBA
Touchscreen
If the display is present, but the touchscreen is unresponsive:
1 Calibrate the touchscreen either from the Diagnostic menus or
from the Biomed menu using a mouse. Check the operation
again.
2 Reseat the internal touchscreen cable between the Front-End
assembly and the CPU.
3 Replace the Front-End assembly.
4 Replace the CPU PCBA. Recalibration of the touchscreen is
necessary.
Module does not sign on when installed in an external module
housing
If a module signs on when installed in the module bay of the monitor,
but does not sign on when installed in the external module housing:
1 Check that the proper SDLC terminations are set on the module
housing. Check that the proper power supply and cables for the
module housing are used.
2 Replace the SDLC Backplane board in the module housing.
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