GE Vivid S5 N Service Manual page 447

P R E L I M I N A R Y
GE
P N FN091065, R
ART UMBER
7-4-6 Probe Select Board Diagnostic Tests
7-4-6-1 Accessing the Probe Select Board Diagnostic Test Options
• Access the Diagnostic Test window, as described in the
Options" on page
7-4-6-2 ACW Test
7-4-6-2-1 ACW IQ Symmetry Test
NOTE: For a description of this test, refer to the information in
In order to access an individual board test, it is necessary to insert the service dongle from system boot-
NOTICE
up and enter the Service Password.
NOTE: When performing this test, no probe should be connected to the system and nothing should be touching
the probe connectors!
It is necessary to disable the Loop option where it should not be used.
NOTICE
After performing this test, you must re-boot the system and perform the DC Offset Calibration procedure
as described in
1.) In the Diagnostic Test window, trackball to ACW IQ Symmetry Test in the list of ACW tests
available for selection from the Diagnostic Test Tree (see
press Set. The ACW IQ Symmetry Test name is displayed under Execute; the relevant system
components to be tested are highlighted light blue in the Schematic View (PIB & PSB), as shown
below:
2
EVISION
7-27.
"DC Offset Calibration" on page
Figure 7-36 ACW IQ Symmetry Test
Chapter 7 - Diagnostics/Troubleshooting
VS5 N
7-4-1 "Accessing the Front End Diagnostic
- "ACW IQ Symmetry Test" on page
7-27.
Figure 7-33 "Rx Test" on page
VS6 N
S M
AND ERVICE ANUAL
7-14.
7-58) and
7-63