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IDProjectCategoryView StatusLast Update
0001408K18X001.00 SKB SWANGeneralpublic2021-12-29 15:37
Reporter(ALTech) Lonnie Kim Assigned To(HW) Tom Lee Due Date2021-12-09 17:49
PriorityhighSeveritys4-minorReproducibilitysometimes
Status closedResolutionfixed 
Summary0001408: [SWAN]AMP Board ECO_211209
DescriptionHi, Sean

Please refer to attached ECO(20211209).

ECO contents
- 5R67 5R68: 201/1005 -> 510/1005
- Debugging of audio noise when power off/on.
- attachment
 > ECO document
 > EMI test result(200 ohm vs 51 ohm)

Best regards

Lonnie Kim
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Users monitoring this issue

User List (ALTech) SH Son , (ALTech) Sun Choul Joung , (ALTech) SY Yoon

Activities

(ALTech) Lonnie Kim

2021-12-09 16:54

developer  

swan_amp bd_51ohm.PDF (119,549 bytes)
swan_amp bd_200ohm.PDF (119,374 bytes)

(HW) Tom Lee

2021-12-29 15:36

developer   ~0009162

Hi, Lonnie

Production line has control run 100pcs, each power on/off 50times/pcs, no audio abnormal issue were found (defect rate: 0%).
I submit control run report on 0001359:0009155.
I also release EC today.
So I close this mantis ID 0001408.

(HW) Tom Lee

2021-12-29 15:37

developer   ~0009163

Hi, Lonnie

Production line has control run 100pcs, each power on/off 50times/pcs, no audio abnormal issue were found (defect rate: 0%).
I submit control run report on 0001359:0009155.
I also release EC today.
So I close this mantis ID 0001408.

Issue History

Date Modified Username Field Change
2021-12-09 16:54 (ALTech) Lonnie Kim New Issue
2021-12-09 16:54 (ALTech) Lonnie Kim Status new => assigned
2021-12-09 16:54 (ALTech) Lonnie Kim Assigned To => (HW) Sean Chiang
2021-12-09 16:54 (ALTech) Lonnie Kim File Added: ECO_AI SOUND MAX_A113_20211209.xlsx
2021-12-09 16:54 (ALTech) Lonnie Kim File Added: swan_amp bd_51ohm.PDF
2021-12-09 16:54 (ALTech) Lonnie Kim File Added: swan_amp bd_200ohm.PDF
2021-12-09 17:16 (ALTech) Lonnie Kim Issue Monitored: (ALTech) Sun Choul Joung
2021-12-09 17:16 (ALTech) Lonnie Kim Issue Monitored: (ALTech) SY Yoon
2021-12-09 17:16 (ALTech) Lonnie Kim Issue Monitored: (ALTech) SH Son
2021-12-24 16:56 (HW) Sean Chiang Assigned To (HW) Sean Chiang => (HW) Tom Lee
2021-12-28 21:52 (HW) Sean Chiang Severity s2-severe => s4-minor
2021-12-28 21:52 (HW) Sean Chiang Description Updated
2021-12-29 15:36 (HW) Tom Lee Note Added: 0009162
2021-12-29 15:37 (HW) Tom Lee Status assigned => closed
2021-12-29 15:37 (HW) Tom Lee Resolution open => fixed
2021-12-29 15:37 (HW) Tom Lee Note Added: 0009163