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In this example, the resulting 6–digit number you would use is 440020.
3.
Type the new 6–digit number and press Enter.
The System Setup menu opens.
Because this process works only once, you should use the following procedure
to change the system password before proceeding to any diagnostic test:
a.
b.
c.
d.
Display Tests
The system provides two display tests:
• Pixel Verification
• Test Patterns
Pixel Verification
Use the Pixel Verification test to determine whether any screen pixels are not working.
Loss of pixels may require replacement of the LCD display.
1.
From the System Diagnostics menu, select Display Tests > Pixel Verification
Test.
A lighted bar is displayed on the screen.
2.
Using the arrow pad, move the bar across the display and look for any missing
pixels.
3.
To turn on all the pixels simultaneously, press F1.
4.
To exit the test, press Enter.
Gray Scale Test Patterns
Use the Test Patterns to confirm the display's contrast is within normal range. This test
is typically used only by manufacturing to verify the screen's intensity.
1.
From the System Diagnostics menu, select Display Tests > Gray Scale Test
Patterms.
One bright square and one dim square are displayed.
2.
Verify the contrast between the two squares is within normal range.
2046275-019H
Digits to Add
4+8
3+7
Select Basic System > Miscellaneous Setup.
Type a new password in the System password field and press Enter.
Note the new password for future reference.
Select Save Setup > To system.
Contact GE Healthcare Technical Support and provide them with the
customer information, device serial number, and password.
MAC™ 3500
Resulting Number
12
10
Troubleshooting
Use this digit
2
0
43
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