根据CMG-DM24数据采集器在江苏省地震局的实际使用，阐述维护该采集器的重要性，介绍其内部结构和工作原理，在此基础上介绍4种常见故障，并分析原因，提供解决方案。

 According to the actual use of the CMG-DM24 digitizer in Seismological Bureau of Jiangsu Province, which is produced by Güralp company in G.B., elaborate the importance of maintaining the digitizer. Introduce the digitizer’s Internal structure and Working principle. Discuss 4 common faults, and analysis the reason in the light of each fault, finally offer the solution.