#serviceability — Public Fediverse posts

I #volunteered at my local Repair Cafe again today. I had fun again, though still not much actual #electronics work - more small appliances and such, and a laptop.

But a lot of small #appliances are like any other consumer-electronics item these days. They're not designed for #serviceability [1] and the electronics in them are generally a weak point - everything's consolidated onto one circuit board, with most of the functionality on one microcontroller or custom chip (depending on the device type and its price). It makes the overall #production cost of the unit #cheaper, but failures tend to be an all-or-nothing affair. Some critical component leaks its #magic #smoke and the side-effect of that is to blow up something else on the board, and the board is not easily available as a spare part. I certainly won't have a spare one in my box of components, unlike whatever the failed #component was if it had been a separate, standardized part.

So there were a couple of "See, here's what blew up, I can't fix it, and a new one will be cheaper than trying to find a parted-out replacement for the failed board".

The lady with the laptop was thrilled with a fairly simple #reassembly of a display bezel that popped its clips when she wiped out on some ice. That felt good.

[1] Getting into them is usually the hardest part, the #newer it is, the #worse it gets. One-way clips that take ages to finangle into releasing. "YOLO engineering" - "no one will ever open this!"

#RepairCafe

I #volunteered at my local Repair Cafe again today. I had fun again, though still not much actual #electronics work - more small appliances and such, and a laptop.

But a lot of small #appliances are like any other consumer-electronics item these days. They're not designed for #serviceability [1] and the electronics in them are generally a weak point - everything's consolidated onto one circuit board, with most of the functionality on one microcontroller or custom chip (depending on the device type and its price). It makes the overall #production cost of the unit #cheaper, but failures tend to be an all-or-nothing affair. Some critical component leaks its #magic #smoke and the side-effect of that is to blow up something else on the board, and the board is not easily available as a spare part. I certainly won't have a spare one in my box of components, unlike whatever the failed #component was if it had been a separate, standardized part.

So there were a couple of "See, here's what blew up, I can't fix it, and a new one will be cheaper than trying to find a parted-out replacement for the failed board".

The lady with the laptop was thrilled with a fairly simple #reassembly of a display bezel that popped its clips when she wiped out on some ice. That felt good.

[1] Getting into them is usually the hardest part, the #newer it is, the #worse it gets. One-way clips that take ages to finangle into releasing. "YOLO engineering" - "no one will ever open this!"

#RepairCafe

I #volunteered at my local Repair Cafe again today. I had fun again, though still not much actual #electronics work - more small appliances and such, and a laptop.

But a lot of small #appliances are like any other consumer-electronics item these days. They're not designed for #serviceability [1] and the electronics in them are generally a weak point - everything's consolidated onto one circuit board, with most of the functionality on one microcontroller or custom chip (depending on the device type and its price). It makes the overall #production cost of the unit #cheaper, but failures tend to be an all-or-nothing affair. Some critical component leaks its #magic #smoke and the side-effect of that is to blow up something else on the board, and the board is not easily available as a spare part. I certainly won't have a spare one in my box of components, unlike whatever the failed #component was if it had been a separate, standardized part.

So there were a couple of "See, here's what blew up, I can't fix it, and a new one will be cheaper than trying to find a parted-out replacement for the failed board".

The lady with the laptop was thrilled with a fairly simple #reassembly of a display bezel that popped its clips when she wiped out on some ice. That felt good.

[1] Getting into them is usually the hardest part, the #newer it is, the #worse it gets. One-way clips that take ages to finangle into releasing. "YOLO engineering" - "no one will ever open this!"

#RepairCafe

I #volunteered at my local Repair Cafe again today. I had fun again, though still not much actual #electronics work - more small appliances and such, and a laptop.

But a lot of small #appliances are like any other consumer-electronics item these days. They're not designed for #serviceability [1] and the electronics in them are generally a weak point - everything's consolidated onto one circuit board, with most of the functionality on one microcontroller or custom chip (depending on the device type and its price). It makes the overall #production cost of the unit #cheaper, but failures tend to be an all-or-nothing affair. Some critical component leaks its #magic #smoke and the side-effect of that is to blow up something else on the board, and the board is not easily available as a spare part. I certainly won't have a spare one in my box of components, unlike whatever the failed #component was if it had been a separate, standardized part.

So there were a couple of "See, here's what blew up, I can't fix it, and a new one will be cheaper than trying to find a parted-out replacement for the failed board".

The lady with the laptop was thrilled with a fairly simple #reassembly of a display bezel that popped its clips when she wiped out on some ice. That felt good.

[1] Getting into them is usually the hardest part, the #newer it is, the #worse it gets. One-way clips that take ages to finangle into releasing. "YOLO engineering" - "no one will ever open this!"

#RepairCafe

I #volunteered at my local Repair Cafe again today. I had fun again, though still not much actual #electronics work - more small appliances and such, and a laptop.

But a lot of small #appliances are like any other consumer-electronics item these days. They're not designed for #serviceability [1] and the electronics in them are generally a weak point - everything's consolidated onto one circuit board, with most of the functionality on one microcontroller or custom chip (depending on the device type and its price). It makes the overall #production cost of the unit #cheaper, but failures tend to be an all-or-nothing affair. Some critical component leaks its #magic #smoke and the side-effect of that is to blow up something else on the board, and the board is not easily available as a spare part. I certainly won't have a spare one in my box of components, unlike whatever the failed #component was if it had been a separate, standardized part.

So there were a couple of "See, here's what blew up, I can't fix it, and a new one will be cheaper than trying to find a parted-out replacement for the failed board".

The lady with the laptop was thrilled with a fairly simple #reassembly of a display bezel that popped its clips when she wiped out on some ice. That felt good.

[1] Getting into them is usually the hardest part, the #newer it is, the #worse it gets. One-way clips that take ages to finangle into releasing. "YOLO engineering" - "no one will ever open this!"

#RepairCafe

Serviceability в действии: реальные примеры разработки и улучшения процедур обслуживания IT-оборудования

Представьте, что у вас сломался сервер. Чтобы быстро починить его, сервисные инженеры должны легко добраться до внутренних компонентов, понять, что именно сломалось, и заменить или отремонтировать неисправную деталь. Если процесс ремонта простой, понятный и быстрый, это значит, что у продукта продуманный сервисный дизайн и он соответствует критериям serviceability. Я, Александр Чуриков, технический эксперт по продукту в YADRO, расскажу на реальных примерах, что делает сервер удобным для обслуживания и как инженеры обеспечивают быстрое и безошибочное восстановление работы систем.

https://habr.com/ru/companies/yadro/articles/857588/

#serviceability #дизайн_сервиса #сервис_оборудования #обслуживание_серверов #useability