Confirmation tests:

Module serial number Number of defects Comment.
20220130000008 0
20220130000009 5 Seen in previous CERN/Geneva electrical tests. ch1421 changed from LO_GAIN or DEAD to UNBONDED
20220130000012 11 Defects seen in previous CERN/Geneva electrical tests.
20220130000013 3 Defects seen in previous CERN/Geneva electrical tests.
20220130000014 11 Defects seen in previous CERN/Geneva electrical tests.
20220130000015 2 Defects seen in previous CERN/Geneva electrical tests.
20220130000016 2 Defects seen in previous CERN/Geneva electrical tests.
20220130000017 2 Defects seen in previous CERN/Geneva electrical tests.
20220130000019 1 Defect seen in previous CERN/Geneva electrical tests.
20220130000020 3 Defects seen in previous CERN/Geneva electrical tests.
20220130000021 15 Defects seen in previous CERN/Geneva electrical tests.
20220130000022 0
20220130000024 ? Module held - see vis. inspec..
20220130000025 1 Defect seen n previous CERN/Geneva electrical tests.
20220130000026 2 Defects seen in previous CERN/Geneva electrical tests.
20220130000027 3 Defects seen in previous CERN/Geneva electrical tests.
20220130000028 3 Defects seen in previous CERN/Geneva electrical tests.
20220130000030 0
20220130000031 1 Defect seen in previous CERN/Geneva electrical tests.
20220130000033 2 Defects seen in previous CERN/Geneva electrical tests.
20220130000034 0
20220130000037 ? Module held - see vis. inspec.
20220130000038 4 Defects seen in previous CERN/Geneva electrical tests.
20220130000039 1 Defect seen in previous CERN/Geneva electrical tests.
20220130000040 2 Defects seen in previous CERN/Geneva electrical tests.
20220130000041 1 Defect seen in previous CERN/Geneva electrical tests.
20220130000042 3 Defects seen in previous CERN/Geneva electrical tests.
20220130000043 3 Defects seen in previous CERN/Geneva electrical tests.
20220130000044 ? Module held - see vis. inspec.
20220130000045 1 Defect seen in previous CERN/Geneva electrical tests.
20220130000046 0
20220130000047 1 Defect seen in previous CERN/Geneva electrical tests.
20220130000048 3 Defects seen in previous CERN/Geneva electrical tests.
20220130000049 2 Defects seen in previous CERN/Geneva electrical tests.
20220130000050 7 Defects seen in previous CERN/Geneva electrical tests.
20220130000051 7 Defects seen in previous CERN/Geneva electrical tests.
20220130000052 ? Module held - see vis. inspec.
20220130000053 2 Defects seen in previous CERN/Geneva electrical tests.
20220130000054 9 Defects seen in previous CERN/Geneva electrical tests.
20220130000055 4 Defects seen in previous CERN/Geneva electrical tests.
20220130000056 2 Defects seen in previous CERN/Geneva electrical tests.
20220130000057 3 Defects seen in previous CERN/Geneva electrical tests.
20220130000058 ? Module held - see vis. inspec.
20220130000059 5 Defects seen in previous CERN/Geneva electrical tests.
20220130000060 5 1 additional defect (ch602 = LO_GAIN). Module also held (see vis.inspec.)
20220130000061 ? Module held - see vis. inspec.
20220130000062 0
20220130000063 4 Defects seen in previous CERN/Geneva electrical tests.
20220130000064 3 Defects seen in previous CERN/Geneva electrical tests.
20220130000065 1 Defect seen in previous CERN/Geneva electrical tests.
20220130000066 2 Defects seen in previous CERN/Geneva electrical tests.
20220130000068 1 Defect seen in previous CERN/Geneva electrical tests.


Visual Inspection photographs and comments:

20220130000008 Held CG-O-008-ceramic-break.jpg Piece missing from ceramic near fanin. Also, cracks in ceramic near fanin.
20220130000009 OK CG-O-009-E13-shortedbonds1.jpg Large bond foot or wire tail shorting pads on E13.
CG-O-009-E13-shortedbonds2.jpg Large bond foot or wire tail shorting pads on E13 (2nd area)
20220130000012 OK CG-O-012-ceramic-break.jpg Teeth broken off ceramic. (Clean break = OK).
CG-O-012-E13-brushedbonds.jpg Brushed wirebonds on E13 - nothing appears to be shorting.
20220130000013 OK CG-O-013-E5-bentbond.jpg Bent wirebond on E5 - very minor.
CG-O-013-S10-bentbonds.jpg Very bent wirebonds at corner of S10 - nothing shorting that matters.
20220130000014 OK CG-O-014-E5-chipfan-bentbonds.jpg Some slightly bent chip-fan bonds - nothing shorting.
CG-O-014-S2-chipfan-bentbonds.jpg Slightly bent chip-fanin bonds - OK.
20220130000015 OK CG-O-015-hybrid-scrape.jpg Scrape on hybrid exposing copper.
20220130000016 OK CG-O-016-M8-bentbonds.jpg Slightly bent wirebonds - OK.
CG-O-016-S9-bentbonds.jpg Slightly bent bonds including bent corner bond.
CG-O-016-S10-bentbonds.jpg Bent bonds - OK.
CG-O-016-S11-bentbonds.jpg Bent bonds - OK.
20220130000017 Held CG-O-017-ceramic-cracks1.jpg Hairline cracks in ceramic near fanin.
CG-O-017-ceramic-cracks2.jpg Hairline cracks in ceramic near fanin..
CG-O-017-M0-chipfan-bentbonds.jpg Slightly bent bonds. (Not a problem)
CG-O-017-S2-chipfan-bentbonds.jpg Slightly bent bonds. (Not a problem)
20220130000019 OK CG-O-019-M0-bentcornerbond.jpg Bent corner bond.
CG-O-019-S4-bentcornerbond.jpg Bent corner bond.
20220130000020 OK No photos.
20220130000021 OK CG-O-021-E13-bentbond.jpg Bent corner bond - touching edge on chip?.
CG-O-021-M8-chipfan-bentbonds.jpg Slightly bent bonds - OK.
CG-O-021-S3-bentbonds.jpg Slightly bent bonds - nothing touching.
20220130000022 OK CG-O-022-doric-bentbonds.jpg Some bent bonds on doric - not touching.
20220130000024 Held CG-O-024-ceramic-cracks.jpg Cracks in ceramic near fanin.
CG-O-024-ceramic-cracks2.jpg Cracks in ceramic near fanin.
CG-O-024-ceramic-cracks3.jpg Cracks in ceramic near fanin.
CG-O-024-S11-bent-bond.jpg Slightly bent wirebond - OK.
20220130000025 OK No photos.
20220130000026 OK CG-O-026-E5-bentbonds.jpg Entire row of skewed bonds - nothing shorting.
CG-O-026-S1-bentbonds.jpg Minor bent bonds on S1 - OK.
CG-O-026-S2-bentbonds.jpg Minor bent bonds on S2 - OK.
20220130000027 OK CG-O-027-S12-bentbond.jpg Single bent bond - OK.
CG-O-027-S3-bentbonds.jpg Bent bonds on S3 - not shorting.
20220130000028 OK No photos.
20220130000030 OK CG-O-030-doric-bentbonds.jpg Bent wirebonds on doric - nothing touching.
CG-O-030-S10-bentcornerbond.jpg Bent corner bond.
CG-O-030-S11-twistedbonds.jpg Twisted bonds on S11 - nothing touching that aren't connected anyway.
CG-O-030-S2-twistedbonds.jpg Twisted bonds on S2.
20220130000031 OK CG-O-031-E5-bentbond.jpg Bent corner bond.
CG-O-031-S10-bentbonds.jpg Bent bonds, not shorting.
CG-O-031-S3-brushedandbentbonds.jpg Numerous brushed and bent wires on S3.
20220130000033 OK CG-O-033-ceramic-broken.jpg Tooth missing from ceramic - clean break = OK.
CG-O-033-doric-bentwires.jpg Bent wirebonds on doric - nothing shorting.
CG-O-033-S11-bentwire.jpg Bent corner wirebonds.
CG-O-033-S2-bentbonds.jpg Bent wirebonds, should be OK.
CG-O-033-S3-bentbonds.jpg Very bent wirebonds - nothing shorting.
20220130000034 OK CG-O-034-M0-cornerbond.jpg Bent cornerbonds.
CG-O-034-S3-reworkedbonds.jpg Evidence of bonding rework.
20220130000037 Held CG-O-037-ceramic-crack.jpg Crack around tooth on ceramic.
CG-O-037-S2-bent-bonds.jpg Slightly bent bonds on S2.
20220130000038 OK CG-O-038-ceramic-break.jpg Teeth broken off ceramic (clean break = OK).
CG-O-038-upperbonds-appearancechange.jpg Change in appearance of upper bonds (OK).
20220130000039 OK No photos.
20220130000040 OK CG-O-040-ceramic-break.jpg Teeth broken off ceramic (clean break = OK).
CG-O-040-rectwasher-scarred.jpg Very scarred rectangular washer.
20220130000041 OK CG-O-041-coolingcontact-cracked.jpg Large crack across C-C cooling contact.
20220130000042 OK No photos.
20220130000043 OK CG-O-043-M0-bentbonds.jpg Slightly bent bonds on M0 - OK.
20220130000044 Held CG-O-044-ceramic-crack.jpg Crack at teeth on ceramic. Teeth appear to be depressed down towards hole. OK if deliberately removed?
CG-O-044-E13-bentbond.jpg Slightly bent wirebond - OK, nothing shorting.
CG-O-044-S4-bentbond.jpg Slightly bent wirebond - OK, nothing shorting.
20220130000045 OK No photos.
20220130000046 OK CG-O-046-M0-bentbonds.jpg Bent bonds on M0 - OK.
20220130000047 OK CG-O-047-biaswire-bent.jpg Bent bias wire - should be OK.
20220130000048 OK CG-O-048-lowerfandet-bentbonds.jpg Bent bonds, lower fanin-to-detector. Nothing shorting.
CG-O-048-upperfandet-bondtailshort.jpg Large bond tail on upper fanin-to-detector bonds. Possible short?
20220130000049 OK CG-O-049-S1-bentbonds.jpg Bent bonds on S1 - OK.
CG-O-049-S3-bentbonds.jpg Very bent bonds on S3 - nothing shorting.
CG-O-049-washeredge.jpg Scrape on washer edge - hole is OK.
20220130000050 OK CG-O-050-S10-bentbonds.jpg Bent wirebonds on S10 - no shorts.
CG-O-050-S2-bentbonds.jpg Slightly bent bonds - OK.
CG-O-050-S3-bentbonds.jpg Bent bonds on S3 - probably touching.
CG-O-050-S3-bentbonds2.jpg Second view.
CG-O-050-S3-bentwires-afterrepair.jpg S3 repairs after straightening by Mike Wormald.
20220130000051 OK No photos.
20220130000052 Held CG-O-052-ceramic-crack1.jpg Small crack in ceramic. (Difficult to see in photograph - starts between teeth and heads fanin-wards for a tiny distance.)
CG-O-052-ceramic-crack2.jpg Second view.
CG-O-052-endceramic-crack1.jpg Crack in ceramic at rectangular-washer-end.
CG-O-052-endceramic-crack2.jpg Crack in ceramic at rectangular-washer-end.
20220130000053 OK CG-O-053-triplebonds-flattened.jpg Flattened triple-bonds next to M8. Still intact.
20220130000054 OK CG-O-054-doric-crossedwires1.jpg Crossed wires on doric - probably shorting.
CG-O-054-doric-crossedwires2.jpg Second view.
CG-O-054-doric-crossedwires3.jpg Third view.
CG-O-054-doric-crossedwires4.jpg Fourth view.
CG-O-054-doric-aftermpw.jpg Doric wirebonds after straightening by Mike Wormald.
CG-O-054-M8-bentbond.jpg Bent bond on M8 - almost touching adjacent wire, but OK.
CG-O-054-S2-cornerbond.jpg Bent corner bond.
CG-O-054-S3-bentbonds.jpg Some bent wires, none appear to be touching.
20220130000055 OK CG-O-055-M8-cornerbond.jpg Bent corner bond.
20220130000056 OK CG-O-056-ceramic-brokentooth.jpg Tooth broken off ceramic. Clean break = OK.
20220130000057 OK CG-O-057-S3-differentbonds.jpg Change in visual appearance of S3 bonds - nothing shorting.
20220130000058 Held CG-O-058-S1-cornerbond.jpg Bent wire - close to adjacent wire but not touching.
CG-O-058-vdc-bent-bonds.jpg vdc bonds appear to be shorting..
20220130000059 OK CG-O-059-farwasher-burr.jpg Small burr on edge of rectangular washer - not important.
CG-O-059-M0-bentwire.jpg Slightly bent wirebond on M0.
20220130000060 Held CG-O-060-S4-bondonfibre.jpg Wirebond put down on top of fibre.
20220130000061 Held CG-O-061-ceramic-crack.jpg Crack across teeth on ceramic.
CG-O-061-E13-triplebonds-pushed.jpg Triple bonds near E13 pushed - OK, still intact.
CG-O-061-endceramic-crack1.jpg Cracks in ceramic at rectangular-washer-end of module.
CG-O-061-endceramic-crack2.jpg Cracks in ceramic at rectangular-washer-end of module.
20220130000062 OK CG-O-062-E5-bentbond.jpg Bent wirebond - trivial.
CG-O-062-S4-twistedbond.jpg Very twisted wirebond, but not shorting.
20220130000063 OK CG-O-063-S10-bentbond.jpg Slightly bent wirebond - OK.
20220130000064 OK No photos.
20220130000065 OK No photos.
20220130000066 OK CG-O-066-ceramic-break.jpg Teeth missing off ceramic. Clean break = OK.
CG-O-066-vdc-lowloopheight.jpg Bond loopheights a bit low? Probably OK.
20220130000068 OK CG-O-068-S2-brushedbonds.jpg Brushed chip-fanin bonds. Don't appear to be shorting.
CG-O-068-vdc-lowloopheight.jpg Bond loopheights a bit low? Probably OK.