网站标志
商品搜索
会员登录信息
您好,欢迎光临本站!    请 登录  或  注册
点评详情
发布于:2018-9-5 06:06:15  访问:169 次 回复:0 篇
版主管理 | 推荐 | 删除 | 删除并扣分
Electrical Circuits
To completely comprehend the issue, we need to understand what comprises a typical rosin based solder fume. A solder that is typical is a mix of tiny particles (smoke) and gases which may be explained as around 95% particulates (the physical smoke plume), and around 5% gases and vapours which could contain a cocktail of Acetones, Methyl Alcohol, Formaldehyde, skin tightening and, Diterpine Acid, Carbon Monoxide and Isopropyl Alcohol. Note: Even `Synthetic` and `No Clean` fluxes can lead to lung irritation that is serious
When inhaled, the lungs cannot easily remove particle sizes under 10 microns. If you knew a human locks is about 100 microns in diameter, think about this - the largest solder fume particle is about 10 microns in diameter as well as the littlest is just about 0.3 microns (you can simply see 30 microns by having a nude attention).
To be aware of soldering irons for stained glass work and soldering irons for stained glass work, please visit the page prototypes.
I could inform you that roughly 40 % of total faulty monitors are easy to be repaired ordinarily and also the sleep is a bit time intensive but it is worth to execute electronic component evaluating, assessment and replacement. Once you got to blame, you solder it away and replace the part that is new solder it right back regarding the circuit board.
The most essential and crucial techniques in servicing monitor that is lcd the SOLDERING technique which will bring you fast dollars effortlessly and quickly. I believe most repairers will accept me personally.
Let take few genuine soldering examples as follows:
Case 1: Compaq FP731 shutdown from couple of seconds to short while
Solution 1: Re-solder the feedback circuit of the ccfl inverter section C215, C216, D201, D204, R215, R246, R218, D206, C242, D210, R234, R243
Case 2: BenQ T705 got display shutdown after power on for few 2nd
Solution 2: Solder out 4 nos. shorted C5707 transistors and solder transistors that are new.
共0篇回复 每页10篇 页次:1/1
共0篇回复 每页10篇 页次:1/1
我要回复
回复内容
验 证 码
看不清?更换一张
匿名发表 
当前位置
脚注信息
Copyright ? 2009-2010 All Rights Reserved. 家电商城网站管理系统 版权所有   沪ICP备01234567号
服务时间:周一至周日 08:30 — 20:00  全国订购及服务热线:021-98765432 
联系地址:上海市某某路某大厦20楼B座2008室   邮政编码:210000