看天堂-看特级毛片-看特级大黄一片-看全色黄一级毛片-看全色黄大色黄女视频-看全色黄大色黄大片视频

Welcome to the official website of Shenzhen Ledfocus Precision Manufacturing Co., Ltd.!
News
News
Hot products

Service Hotline

0755-29727486 0755-83734215 0755-83734236
Company news

Where are you now:Home >> News >> Company news
Quality inspection during PCBA processing
Time:2021-11-17 Read: 1723

In each step of PCBA processing, it is necessary to strictly follow the processing request and stop the meticulous quality inspection to ensure that no products with processing defects and quality risks enter the next processing link.


Today, the PCBA processing factory will give you a brief introduction to the quality inspection in the PCBA processing process.


The quality inspection content of PCBA processing includes incoming material inspection, process inspection and appearance assembly board inspection. The quality problems found in the process inspection can be corrected based on the rework status. The rework cost of unqualified products found in the incoming inspection of PCBA foundry materials, solder paste printing and pre-welding inspection is relatively low, and the impact on the reliability of electronic products is relatively small. However, the rework of unqualified products after welding is completely different.

PCBA加工

PCBA processing welding inspection is to stop all inspections for welding products. The general requirements are as follows: check whether the spot welding is bright, whether there are holes, holes, etc.; check whether the spot welding is crescent-shaped, whether there is more tin and less tin, whether there is a tombstone, Defects such as bridging, moving parts, missing parts, tin beads, etc. And whether all components have different levels of defects; check whether there are short-circuit, guide and other defects in the welding, and check the color change of the printed circuit board.

Contact Us
Shenzhen Ledfocus Precision Manufacturing Co., Ltd.

Address: Room 1204, Dahong (Xinqiao) Science and Technology Innovation Park, No. 48, Xinyu Road, Shajing Street, Baoan District, Shenzhen

Phone: 0755-29727486 0755-83734215 0755-83734236

Person in charge: Mr. Fan 13088821718

Email: roman@leikashi.com

Business section #605

Email: allen@leikashi.com

Website: www.65874.cn

Service hotline
0755-83734236
? 2020 Shenzhen Ledfocus Precision Manufacturing Co., Ltd. All rights reserved 粵ICP備2021139374號
  • Links:
主站蜘蛛池模板: haodiaocao的视频这里看| 九九免费精品视频| 欧美日韩国产最新一区二区| sao虎影院桃红视频在线观看| 人妖巨茎video| 国产午夜不卡| 亚洲性网| 亚洲精彩视频在线观看| 成人资源影音先锋久久资源网| 网红思瑞一区二区三区| 日本美女xx| 国产精品久久久久久久久齐齐| 国产麻豆精品免费视频| 青青色综合| 天天干天天日天天射天天操毛片| zoofilivideo杂交3d| bdsm酷刑折磨死美女| 亚洲国产第一| 日本一区二区三区国产| 大胆人gogo888体艺术在线| 大象传媒1234区| 亚洲精品AV无码永久无码| 茄子香蕉视频| 免费观看在线| 风间由美被义子中文字幕| 国产在线精品观看| 情缘免费观看完整版| 手机av影院| 色ccc36| 2020精品极品国产色在线观看| 国模李丽莎大尺度啪啪| 欧美一级欧美一级高清| 性做久久久久久| 偷拍自拍校园春色| 国产黄色大片网站| 高h短篇校园1v1| 精品视频在线播放| 18日本xxxxxxⅹxx96| a片毛片在线免费看| 免费日韩| 美女被爆操|