PCB设计关键148项检查清单

carried out "pracce line pioneer standard, and post spurs" "members concentrated service months", acvies, educaon guide members always everywhere bearing in mind identy, based job post, acve play role. To develop dierenated learning educaon guide party members in accordance with their own situaon, target the problems to, based on the work done. Pay aenon to the room and room for grass-roots party organizaons, grass-roots party organizaons have more autonomy in educaon, making educaon more ground, full of vitality, good eect. Finally, highlight the normal long-term. To highlight the characteriscs of recurrent educaon, with long $owing, connuous line of perseverance the perseverance to promote educaonal eorts to realize the party's ideological and polical construcon of roune instuonalizaon. With the party branch as the base unit. Play the role of party branches should be, is the key to educaonal success. Each branch must take strict

educaon and management responsibility of party members, educaon based on learning to make speci(c arrangements, fully mobilize the enthusiasm of party members involved in the educaon, ensure the Organizaon in place, measures in place, put in place. To the party organizaon as the basic form. In the standardized development of learning, make learning more eecve eorts, and will adhere to the good party group, organized party, party members and the General Assembly, tell a good party lectures, can drive a good topic about, prevent showy without substance, Sham mules. To implement the educaon management system for basic support. Democrac mutual evaluaon on party members in accordance with the regulaons, the real performance criteria and order established, sound carefully dispose of unquali(ed party members, to further improve the dredge export team, pure self cleaning mechanism. Party leading cadres should adhere to and implement the central group

learning system, to which branch of learning exchanges, parcipaon in a dual organizaon with comrades. Focus on recurrent educaon, you also need to connue to strengthen the building of grass-roots party organizaons. Now, the city also has 88 village party organizaons are weak and lax, (rst Secretary of the village, but conversion requires a process. Recently, the city's party organizaon focused invesgaon, check out a total of "lost" members 4,507, "Pocket" members 1037, (nd there are 640 "lost" party members are not contacted 148 "Pocket" party members and implementaon of organizaonal relaonships. Educaonal management of party members into the Organizaon, there is a lot of work to do. Weak and lax party connued reorganizaon as an important task, (nish perfect organizaon, with a good team, Good system. Special highlights of grass-roots party organizaons, to be dealt with (rst in place, further educaon, reorganizaon, transformaon and educaonal

interacon. In short, through solid and eecve work iniaves

PCB 设计的 148 个检查项目

一、资料输入阶段

1.在流程上接收到的资料是否齐全（包括：原理图、*.brd 文件、料单、PCB 设计说明以及 PCB 设计或更改要

求、标准化要求说明、工艺设计说明文件）；

二、布局后检查阶段

a.器件检查

8, 确认所有器件封装是否与公司统一库一致，是否已更新封装库（用 viewlog 检查运行结果）如果不一致，一定

要 Update Symbols；

"9, 母板与子板，单板与背板，确认信号对应，位置对应，连接器方向及丝印标识正确，且子板有防误插措施；

子板与母板上的器件不应产生干涉；

10, 元器件是否 100% 放置；

11, 打开器件 TOP 和 BOTTOM 层的 place-bound， 查看重叠引起的 DRC 是否允许；

12, Mark 点是否足够且必要；

13, 较重的元器件，应该布放在靠近 PCB 支撑点或支撑边的地方，以减少 PCB 的翘曲；

20, 手工焊点是否超过 50 个；

21, 在 PCB 上轴向插装较高的元件，应该考虑卧式安装。留出卧放空间。并且考虑固定方式，如晶振的固定焊

盘；

22, 需要使用散热片的器件，确认与其它器件有足够间距，并且注意散热片范围内主要器件的高度；

b.功能检查

23, 数模混合板的数字电路和模拟电路器件布局时是否已经分开，信号流是否合理；

24, A/D 转换器跨模数分区放置。

25, 时钟器件布局是否合理；

26, 高速信号器件布局是否合理；

27, 端接器件是否已合理放置（源端匹配串阻应放在信号的驱动端；中间匹配的串阻放在中间位置；终端匹配串

experience" (rst. Full strictly administering the party, (rst of all, to exalt the party Constuon, and pipe the whole party, the ruling party of the party Constuon. Revered Constuon re$ected in awe. Party a party of ideals and beliefs purpose, summed up the party's (ne tradion and style; a clear party members and what can be done and what must be done, what cannot be done. Each Communist Party Constuon to awe and wary eye enhancing the sacred sense of responsibility and mission. Hearts (lled with party Constuon, hold the party line, BA obligaons uncondionally carry out party members, according to the Constuon of direcon towards standards eorts. Respect re$ected in the study the party Constuon means. Some party members joined the party Constuon on the shelf, not to learn, some long-term party according to the Constuon of the party's organizaon, the party is not required to pay membership dues, loose concept, party organizaons of

the party organizaon, and turned a blind eye on the tasks assigned by the Organizaon, were forgoen, forgoen vows performance the party Constuon. Constuon is the fundamental standard of our Communists are slim, the party Constuon to repeatedly learn, pracce, thinking, learning and thinking, thinking and row, row, ever-spiraling increase in the learning process. Respect party lines re$ected in pracce. Two to learn a basic Constuon Party rules, series of speeches, the key to be quali(ed party members. To be quali(ed party members, standards are not high, but if he does take a ruler of the party Constuon to "card", truly it is not easy. Carry out study and educaon, every party must control the party's eight obligaons, ask, look for gaps, idenfy problems, clear direcon, work to solve speci(c problems. Acvely praccing in the producon life of the eight obligaons, to play a vanguard and exemplary role, truly a party banner. "Two" (ght to highlight grass-roots

party organizaons