GE MEDICAL SYSTEMS 
D
IRECTION 2392751-100, REVISION 3VIVID™ 4 SERVICE MANUAL
7-70 Section 7-4 - Performing Back End Diagnostics on the System
Note: The following test options are available in the HW Diagnostics menu. These tests may be 
performed independently, regardless of sequence.
• Audio: Enables you to test the doppler sound, as described in the Audio (Doppler Sound 
Driver) Diagnostic Test section, on page 7-71.
• ECG / Phono: Enables you to test the ECG and Phono options, as described in the ECG/
Phono Diagnostic Test section, on page 7-72.
• External Keyboard: Enables you to test the keyboard options and lights in different modes, as 
described in the External Keyboard Diagnostic Test section, on page 7-74.
• Keyboard: Enables you to test the alphanumeric keyboard keys, as described in the Keyboard 
Diagnostic Test section, on page 7-77.
• Media Driver: Enables you to test the functionality of the media driver, if available, as 
described in the Media Driver Diagnostic Test section, on page 7-78.
• Computer Testing: Enables you to test the functionality of various modes, as described in the 
Computer Diagnostic Test section, on page 7-80.