GE Vivid 7 Service Manual
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GE HEALTHCARE DIRECTION FC091194, REVISION 11 VIVID 7 SERVICE MANUAL Chapter 7 - Diagnostics/Troubleshooting 7 - 59 7-7-3-3 Monitor Test Double-click Monitor Test from the PC Diagnostic interactive tests menu. The monitor test dialog box presents you with three options: • Combination Test - Checks the monitor for alignment, co lor depth, and monitor resolution. It will put four cross-hairs in each corner, RGB (Red Green Blue) spectrum arrays and horizontal and vertical alignment bars on the screen. NOTE: In most cases, you will ch oose the Combination Test.Figure 7-62 Monitor Test Figure 7-63 Monitor Test
GE HEALTHCARE DIRECTION FC091194, REVISION 11 VIVID 7 SERVICE MANUAL 7 - 60 Section 7-7 - Common Diagnostics 7-7-3-3 Monitor Test (cont’d) •Solid Color Test - The solid color test is for laptop and LCD (Liquid Crystal Display) panel displays. This test displays solid color screens to allow yo u to make sure all color pixels are operating correctly. • VESA (Video Electronics Standard s Association) Test Patterns - The VESA test patterns checks luminance, geometry, and focus. The VESA tests are designed for professional measurement use. Luminance Figure 7-64 Moni tor, VESA Test Pattern, Luminance
GE HEALTHCARE DIRECTION FC091194, REVISION 11 VIVID 7 SERVICE MANUAL Chapter 7 - Diagnostics/Troubleshooting 7 - 61 7-7-3-3 Monitor Test (cont’d) Geometry Figure 7-65 M onitor, VESA Test Pattern, Geometry
GE HEALTHCARE DIRECTION FC091194, REVISION 11 VIVID 7 SERVICE MANUAL 7 - 62 Section 7-7 - Common Diagnostics 7-7-3-3 Monitor Test (cont’d) Focus Always shutdown the system and reboot after a diagnostics session. Figure 7-66 Monitor, VESA Test Pattern, Focus
GE HEALTHCARE DIRECTION FC091194, REVISION 11 VIVID 7 SERVICE MANUAL Chapter 7 - Diagnostics/Troubleshooting 7 - 63 Section 7-8 Acquisition Diagnostics 7-8-1 Acquisition Di agnostics Introduction • If the scanner is running, but an error that may be a hardware failure, has been registered, then continue to read. 7-8-1-1 Start System Test To start the System Test, power up the scanner, see 4-2-2 - Power ON/ Boot UP on page 4-3 for detailed instructions. After scanner initializat ion is complete, continue with the steps below; 1.) Press CONFIG (F2) and log on as adm, see 4-2-4 Log On to the System as ‘ADM’ on page 4-12 . 2.) Select SYSTEM from the bottom of the menu that appears on the monitor. 3.) Select TEST . . 4.) Select GO TO SYSTEM TEST to select the Calib ration/Test screen. Figure 7-67 System > Test selection screen
GE HEALTHCARE DIRECTION FC091194, REVISION 11 VIVID 7 SERVICE MANUAL 7 - 64 Section 7-8 - Acquisition Diagnostics 7-8-2 Calibration Screen After following the steps in 7-8-1-1 Start System Test on page 7-63 , the default screen will be the Calibration screen. The lower part of the Calibration screen is different on units with Front-End Processor version 1 (FEP1) and Front-End Processor version 2 (FEP2). 7-8-2-1 Functions Available from the Calibration Screen These functions are available from the Calibration screen. • DC Offset Calibration (DC Offs. Cal) of the A/D converters in the Front-End. • Reset the calibration (Cal. Reset) to the factory default setting. • Show a graph regarding the calibration (Show graph). • Deselect/Select channels are used in manufactur ing to isolate noisy channels (Channel Control). With a linear probe connected to the system, it is po ssible to disconnect groups of channels either on the TX Board or on the RX Board to isolate the noise source. • The buttons in the lower part of the screen are used for board testing (see 7-8-3 - System Test on page 7-66). The number of buttons in the lower row are different for units with FEP1 and FEP2. The illustration in Figure 7-68 is the Calibration Screen on units with FEP1. Figure 7-69 Calibration Screen on units with FEP2 on page 7-65 illustrates the Calibration Screen on units with FEP2. Figure 7-68 Calibration Dialog on units with Front-End rack version - 1 (FEP1) Channel Control (used for factory tests) DC Offs. Cal Cal. ResetShow graph “LEDs” Gray - Test not done Green - Test Passed Red - Test failed
GE HEALTHCARE DIRECTION FC091194, REVISION 11 VIVID 7 SERVICE MANUAL Chapter 7 - Diagnostics/Troubleshooting 7 - 65 7-8-2-1 Functions Available from the Calibration Screen (cont’d) To start a test, select the respective button. The “LEDs” in the Calibration Screen will change color when a test has been done; • GREEN indicates that the test PASSED. • RED indicates that the test FAILED. Figure 7-69 Calibration Screen on units with FEP2 Channel Control (used for factory tests) DC Offs. Cal Cal. ResetShow graph “LEDs” Gray - Test not done Green - Test Passed Red - Test failed
GE HEALTHCARE DIRECTION FC091194, REVISION 11 VIVID 7 SERVICE MANUAL 7 - 66 Section 7-8 - Acquisition Diagnostics 7-8-3 System Test 7-8-3-1 Select the Test Screen From the Calibration screen, select TEST or select one of the buttons (not CAL) in the lower part of the screen. See Figure 7-70 - Select Test Window (FEP1) and Figure 7-71 - Select Test Window (FEP2). The System Test screen (Figure 7-72 /Figure 7-73 ) gives you access to the tests needed for troubleshooting the Front-End Card Rack. Figure 7-70 Select Test Window (FEP1) Figure 7-71 Select Test Window (FEP2) Press TEST or press one of these buttons Press TEST or press one of these buttons
GE HEALTHCARE DIRECTION FC091194, REVISION 11 VIVID 7 SERVICE MANUAL Chapter 7 - Diagnostics/Troubleshooting 7 - 67 7-8-3-2 The System Test Screen - FEP1 Figure 7-72 System Test Screen (FEP1) Table 7-4 Choices on the System Test Screen on units with FEP1 ITEMDESCRIPTIONCOMMENTS 1 MODULE NAME ETC. 2 SYSTEM:TEST ALL See 7-8-3-5 Test Loops, System on page 7-69 3 TEST LOOPS See 7-8-3-5 Test Loops, System on page 7-69 4BREAKSee 7-8-3-5 Test Loops, System on page 7-69 5“BLOCK DIAGRAM” WITH SINGLE TESTSSELECT THE CARD YOU WANT TO TEST, see 7-8-3-7 “Block Schematics” with Single Tests on page 7-71 6STATUS FIELD 7 PROGRESS FIELD 8 STATUS LIGHT RED = FAILED, GREEN = PASSED 9 DATA FIELD DISPLAYS INFORMATION ABOUT THE TESTS 10MODULE SPECIFIC TESTSSEE 7-8-3-9 Relay Board Test on page 7-72 11MODE SELECT: TEST OR CALIBRATION SELECT CALIBRATION TO GO TO THE CALIBRATION SCREEN, SEE 7-8-2 Calibration Screen on page 7-64 1 2 3 45 67 8 910 11
GE HEALTHCARE DIRECTION FC091194, REVISION 11 VIVID 7 SERVICE MANUAL 7 - 68 Section 7-8 - Acquisition Diagnostics 7-8-3-3 The System Test Screen - FEP2 Figure 7-73 System Test Screen (FEP2) Table 7-5 Choices on the System Test Screen on units with FEP2 ITEMDESCRIPTIONCOMMENTS 1 MODULE NAME ETC. 2 SYSTEM:TEST ALL See 7-8-3-5 Test Loops, System on page 7-69 3 TEST LOOPS See 7-8-3-5 Test Loops, System on page 7-69 4BREAKSee 7-8-3-5 Test Loops, System on page 7-69 5“BLOCK DIAGRAM” WITH SINGLE TESTSSELECT THE CARD YOU WANT TO TEST, see 7-8-3-7 “Block Schematics” with Single Tests on page 7-71 6STATUS FIELD 7 PROGRESS FIELD 8 STATUS LIGHT RED = FAILED, GREEN = PASSED 9 DATA FIELD DISPLAYS INFORMATION ABOUT THE TESTS 10MODULE SPECIFIC TESTSSEE 7-8-3-9 Relay Board Test on page 7-72 11MODE SELECT: TEST OR CALIBRATION SELECT CALIBRATION TO GO TO THE CALIBRATION SCREEN, SEE 7-8-2 Calibration Screen on page 7-64 1 2 4 5 8 9 3 67 10 11