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| ID | Category | Severity | Reproducibility | Date Submitted | Last Update | ||||
| 0000106 | [DZB] correlator board | major | random | 25-02-09 13:55 | 23-04-09 07:16 | ||||
| Reporter | Geert Kuper | View Status | public | ||||||
| Assigned To | Hans Weggemans | ||||||||
| Priority | normal | Resolution | open | ||||||
| Status | resolved | ||||||||
| Summary | 0000106: Bad contact dataconnectors (backplane and boards) | ||||||||
| Description | connector problems between backplain and boards | ||||||||
| Additional Information |
Gisteren (24 febr.) samen met Sjouke Zwier bezig geweest om de fouten in COR unit 3 te lokaliseren. Na lang testen en onderzoeken tot de conclusie gekomen dat de individule correlator borden geen fouten hebben, maar dat de problemen zich voor doen tussen het backplane en de borden. gevonden dat de data connectors geen goed contact maken. alle COR units moeten hierop gecontroleerd worden en cor 3 moeten we als eerste opnieuw afstellen. |
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| nr subbands | 8 | ||||||||
| nr polarisations | |||||||||
| nr channels | |||||||||
| bandwidth | |||||||||
| multi-subarray | no | ||||||||
| recirculation | no | ||||||||
| Attached Files | |||||||||
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Notes |
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(0000139) Hans Weggemans 10-03-09 10:42 |
09-03-09 placed a strip of 2mm between backplane and subrackconstruction, instead of 3mm. |
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(0000149) Hans Weggemans 23-04-09 07:16 |
23-04-2009 vanmorgen corunit0 en 1 gecontroleerd. kaarten in deze twee corunits zitten mooi in de connector. |
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Issue History |
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| Date Modified | Username | Field | Change |
| 25-02-09 13:55 | Geert Kuper | New Issue | |
| 25-02-09 13:55 | Geert Kuper | nr subbands | => 8 |
| 25-02-09 13:55 | Geert Kuper | multi-subarray | => no |
| 25-02-09 13:55 | Geert Kuper | recirculation | => no |
| 25-02-09 13:56 | Geert Kuper | Assigned To | => Hans Weggemans |
| 25-02-09 13:56 | Geert Kuper | Status | new => assigned |
| 02-03-09 09:19 | Jurjen Sluman | Relationship added | related to 0000103 |
| 10-03-09 10:42 | Hans Weggemans | Note Added: 0000139 | |
| 23-04-09 07:14 | Hans Weggemans | Status | assigned => resolved |
| 23-04-09 07:16 | Hans Weggemans | Note Added: 0000149 | |
