diff --git a/web/client/assets/images/electrical/signal_3.png b/web/client/assets/images/electrical/signal_3.png
new file mode 100644
index 0000000..7c3cd85
Binary files /dev/null and b/web/client/assets/images/electrical/signal_3.png differ
diff --git a/web/client/src/sections/bigScreen/components/electrical.js b/web/client/src/sections/bigScreen/components/electrical.js
index 8402bab..694602e 100644
--- a/web/client/src/sections/bigScreen/components/electrical.js
+++ b/web/client/src/sections/bigScreen/components/electrical.js
@@ -130,7 +130,8 @@ const Electrical = ({ dispatch, actions, siteList, waterLevelSix, currentSix, ca
             }}>
                <div style={{ fontSize: 20, color: '#E2F8FF', fontWeight: 600 }}>
                   信号：</div>
-               <span style={{ color: '#00FFF8', fontFamily: "D-DIN-Italic" }}>{waterLevelSix[waterLevelSix.length - 1]?.CSQ4G || "--"}</span>
+               {/* <span style={{ color: '#00FFF8', fontFamily: "D-DIN-Italic" }}>{waterLevelSix[waterLevelSix.length - 1]?.CSQ4G || "--"}</span> */}
+               <img src='/assets/images/electrical/signal_3.png' />
             </div>
          </div>
          <img style={{ width: "44%", height: "46%", position: "absolute", left: "28%", top: "34%" }} src={`/assets/images/electrical/centre.png`} />
@@ -163,7 +164,7 @@ const Electrical = ({ dispatch, actions, siteList, waterLevelSix, currentSix, ca
    </div >
 }
 
-function mapStateToProps (state) {
+function mapStateToProps(state) {
    const { auth, global, waterLevelSix, currentSix, cabinet } = state;
    return {
       user: auth.user,