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CMS Pixel Detector
Miscellaneous
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Phase 1
Phase 2
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Layer 1 Replacement
Layers 2-4
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| Layer 1 Replacement Elog |
Not logged in |
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Message ID: 206
Entry time: Thu Apr 9 17:24:49 2020
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| Author: |
Andrey Starodumov |
| Category: |
Full test |
| Subject: |
FT of M1654, M1665, M1666, M1667 |
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M1654: Grade A
M1665: Grade B due to noisy pixels in ROC5. To be checked by module doctor!
M1666: Grade B due to mean noise of several chips > 200 electrons. Again on ROC12 there is a cluster of 31 dead bumps!
M1667: Grade B due to mean noise of several chips > 200 electrons. Again on ROC12 there is a cluster of 41 dead bumps!
M1665 goes to Module doctor! |