Apple Studio Display - Care and Cleaning

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4. VPT calibration
(a) Select [Rework>VPT Tests>Download Constants].
(b) Check that CA100 is initialized and the remote light is ON.
(c) Select [Rework>VPT Tests>Perform VPT Characterization].
(d) When the calibration pass, the message shown is: “Color and VPT tests passed!”.
EDID Data Check
1. Equipment: Mac with USB.
2. Condition:
(a) Ensure that the UUT has completed VPT check or calibration process.
3. Select [Rework>EDID>Download Default Constants].
4. Select [Rework>EDID>Copy Magic Cookie].
5. Select [Rework>VPT Tests>Get Magic Cookie]. Note down the magic cookie
number.
6. Select [Rework>EDID>Get EDID ID]. Ensure that the EDID ID number is the same
as the magic cookie number.
Theater Mode Check
1. Equipment: Mac with USB, CA100, Quantum Data 801GF.
2. Condition:
(a) Completed white balance adjustment.
3. Select [Quantum Data>801 Patterns>5 Boxes]. Note: Make sure the background is
black, if not just choose reverse option to set the background black.
4. Measure the brightness for the center box – say Y1 fl
5. In the color page click on the button “Bright Win ON”. Button should change to
“Bright Win OFF”, which means the next click on the button will turn Bright
Window mode OFF.
6. In the color page click on the button “Full Screen ON”. Button should change to “Full
Screen OFF”, which means the next click on the button will turn Full Screen mode
OFF.
7. Measure the brightness for the center box again – say Y2 fl
8. Pass the UUT if the Y2/Y1 brightness ratio is at least 1.4 times.
9. Click on the buttons to turn off the full screen mode first then the bright window
mode.
Note: The “Vert Blnk DC” scroll bar should be at 0x8C and the “Delta DC Level” scroll
bar should be at 0x03.
Bright Window Check
1. Equipment: Mac with USB, CA100, Quantum Data 801GF.
2. Condition: Completed white balance adjustment
(a) Completed white balance adjustment.
3. Select [Quantum Data>801 Patterns>Bright Window]. Note: Make sure the
background is black, if not just choose reverse option to set the background black.
4. Measure the brightness for the center box – say Y1 fl
5. In the color page click on the button “Bright Win ON”.