商鋪名稱:廈門盈亦自動化科技有限公司
聯系人:劉莉(小姐)
聯系手機:
固定電話:
企業郵箱:3001679289@qq.com
聯系地址:廈門市集美區杏林禹州中央海岸一期5號樓923室
郵編:361022
聯系我時,請說是在焊材網上看到的,謝謝!
電纜 150-C30NBD-NC
維修技巧之
維修經驗總結
一.帶程序的芯片
1.EPROM芯片一般不宜損壞.因這種芯片需要紫外光才能擦除掉程序,
故在測試中不會損壞程序.但有資料介紹:因制作芯片的材料所致,隨著
時間的推移(年頭長了),即便不用也有可能損壞(主要指程序).所以要
盡可能給以備份.
2.EEPROM,SPROM等以及帶電池的RAM芯片,均極易破壞程序.這類芯片
是否在使用<測試儀>進行VI曲線掃描后,是否就破壞了程序,還未有定
論.盡管如此,同仁們在遇到這種情況時,還是小心為妙.筆者曾經做過
多次試驗,可能大的原因是:檢修工具(如測試儀,電烙鐵等)的外殼漏電
所致.
3.對于電路板上帶有電池的芯片不要輕易將其從板上拆下來.
二.復位電路
1.待修電路板上有大規模集成電路時,應注意復位問題.
2.在測試前裝回設備上,反復開,關機器試一試.以及多按幾次復
位鍵.
電纜 150-C30NBD-NC
| 150-C16NBR |
| 150-C16NCD |
| 150-C16NCR |
| 150-C19NBD |
| 150-C19NBR |
| 150-C201NBD |
| 150-C201NBR |
| 150-C201NCD |
| 150-C201NCR |
| 150-C234NCA-K2 |
| 150-C234NCD-K1 |
| 150-C251NBD |
| 150-C251NBR |
| 150-C251NCD |
| 150-C25NBD |
| 150-C25NBR |
| 150-C25NCD |
| 150-C25NCR |
| 150-C30NBD |
| 150-C30NBD-NC |
| 150-C30NBR |
| 150-C30NCD |
| 150-C30NCR |
| 150-C317NBD |
| 150-C317NBR |
| 150-C317NCD |
| 150-C361NBD |
| 150-C361NBR |
| 150-C361NCD |
| 150-C37NBD |
| 150-C37NBD-NC |
| 150-C37NBR |
| 150-C37NCR |
| 150-C3NBD |
| 150-C3NBR |
| 150-C3NCD |
| 150-C43NBD |
| 150-C43NBD-NC |
| 150-C43NBR |
| 150-C43NCD |
| 150-C43NCR |
| 150-C480NBD |
| 150-C480NBR |
| 150-C480NCD |
| 150-C480NCR |
| 150-C60FBD |
| 150-C60NBD |
| 150-C60NBD-NC |
| 150-C60NBR |
| 150-C60NCD |
| 150-C60NCR |
| 150-C84 |
| 150-C84P |
| 150-C85NBD |
| 150-C85NBR |
| 150-C85NCD |
| 150-C86 |
| 150-C9NBD |
| 150-C9NBR |
| 150-C9NCD |
| 150-C9NCR |
| 150-CA01 |
| 150-CA11 |
| 150-CC25 |
| 150-CF147 |
| 150-CF45 |
| 150-CF64 |
| 150-CI23 |
| 150-CI37 |
| 150-CS1AX |
| FOXBORO FBM241 P0914TG |
| FOXBORO FBM241 P0914TG |
| FOXBORO FBM241b 8通道電壓監視輸入,8通道離散量輸出(內部電源) 8DI/8DO |
| FOXBORO FBM241b P0914WK |
| FOXBORO FBM241c 8通道觸點輸入,8通道離散量輸出(外部電源) 8DI/8DO |
| FOXBORO FBM241d 8通道觸點輸入,8通道離散量輸出(內部電源) 8DI/8DO |
| FOXBORO FBM242 16通道觸點輸出(外部電源)接口組件(可選冗余) 可選冗余16DO |
| FOXBORO FBM242 P0916TA |
| FOXBORO FBM242 P0916TA |
| FOXBORO FBM242? P0916TA |
| FOXBORO FBM243 8通道雙向FOXCOM雙波特率智能設備接口組件 8IT |
| FOXBORO FBM243 P0914TK |
| FOXBORO FBM246 冗余8通道雙向FOXCOM雙波特率智能設備接口組件 冗余8IT |
| FOXBORO FBM26/27 觸點/125V直流電壓輸入/輸出 8DI/8DO |
| FOXBORO FBM39 智能變送器輸入/0-20MA輸出 4AI/4AO |
| FOXBORO FBM41/42 觸點輸入/觸點輸出(2.25A) 8DI/8DO |
| FOXBORO FBM46 冗余智能變送器輸入/0-20MA輸出 4AI/4AO |
| FOXBORO FBM底板 P0926JM |
| FOXBORO FCM100E P0972ZA |
| FOXBORO FCM100Et P0926GS |
| FOXBORO FCM100E電纜 P0972TR |
| FOXBORO FCM10E |
| FOXBORO FCP270(F)與FBM接口 |
| FOXBORO FCP270(F)與FBM接口線 |
| FOXBORO FCP底板 P0926HW |
| FOXBORO FCS現場總線卡 |
| FOXBORO FOBORO P0400VT |
| FOXBORO FOXBORO CFT10 I/A |
| FOXBORO FOXBORO DO117KP |
| FOXBORO FOXBORO FPS400-24 |
| FOXBORO FOXBORO 83W-D01S1SSTNA |
| FOXBORO FOXBORO P0400DL |
| FOXBORO FOXBORO P0400DL |
| FOXBORO FOXBORO P0400QA |
| FOXBORO FOXBORO P0400QJ |
| FOXBORO FOXBORO P0400QK |
| FOXBORO FOXBORO P0400QK |
| FOXBORO FOXBORO P0400VP |
| FOXBORO FOXBORO P0400VR |
| FOXBORO FOXBORO P0400VT |
| FOXBORO FOXBORO P0400YP |
| FOXBORO FOXBORO P0400YT |
| FOXBORO FOXBORO P0400YV |
| FOXBORO FOXBORO P0700WB |
| FOXBORO FOXBORO P0700WB |
| FOXBORO FOXBORO P0800DA |
| FOXBORO FOXBORO P0901VK |
| FOXBORO FOXBORO P0902DZ |
| FOXBORO FOXBORO P0903ZE |
| FOXBORO FOXBORO P0904AJ |
| FOXBORO FOXBORO P0911AC |
| FOXBORO FOXBORO P0911PU |
| FOXBORO FOXBORO P0911VW MIW GCIO |
| FOXBORO FOXBORO P0911ZZ |
| FOXBORO FOXBORO P0912HM |
| FOXBORO FOXBORO P0913ED |
| FOXBORO FOXBORO P0914XA |
| FOXBORO FOXBORO P0914ZM |
| FOXBORO FOXBORO P0961CA |
| FOXBORO FOXBORO PM400VP |
| FOXBORO FOXBORO PM400YP |
| FOXBORO FOXBORO PM700WB |
| FOXBORO FOXBORO P0700WB |
| FOXBORO FOXBORO P0700WB |
| FOXBORO FOXBORO P0903ZE |
| FOXBORO FOXBORO P0903ZE |
| FOXBORO FOXBORO P0940BR |
| FOXBORO FOXBORO P0940BW |
| FOXBORO FOXBORO P0940DH |