打印机打印测试纸没有反应

[[{"txt": "\u4eca\u5929\u79d1\u5ba4\u6709\u53f0HP1020\u6253\u5370\u673a\uff0c\u6253\u5370\u4efb\u4f55\u4e1c\u897f\u6ca1\u6709\u53cd\u5e94\uff0c\u8fde\u6d4b\u8bd5\u7eb8\u4e5f\u6ca1\u53cd\u5e94\uff0c\u540e\u6765\u89e3\u51b3\u4e86\uff0c\u548c\u5927\u5bb6\u5206\u4eab\u4e0b\u3002"}], [{"txt": ["\u5de5\u5177/\u539f\u6599"]}, {"txt": "\u65e0"}], [{"txt": ["\u65b9\u6cd5/\u6b65\u9aa4"]}, {"txt": "\u6211\u8d8a\u5230\u7684\u6d4b\u8bd5\u7eb8\u90fd\u6ca1\u6709\u6253\u5370\uff0c\u7b97\u662f\u7591\u96be\u6742\u75c7\u3002\u8fde\u7eed\u597d\u51e0\u4e2a\u529e\u6cd5\u90fd\u4e0d\u884c\u30021.\u91cd\u542fprint Spooler\u670d\u52a1\u4e5f\u4e0d\u884c\u30022.\u5220\u9664\u6253\u5370\u673a\uff0c\u91cd\u65b0\u5b89\u88c5\u4e5f\u4e0d\u884c\u30023.\u91cd\u542f\u7535\u8111\u4e5f\u4e0d\u884c\u30024.\u91cd\u65b0\u62d4\u63d2USB\u63a5\u53e3\u8fde\u63a5\u7ebf\u4e5f\u4e0d\u884c\u30025.\u4f7f\u7528\u6740\u6bd2\u5de5\u5177\u67e5\u6740\u6ca1\u75c5\u6bd2\u3002\u5c31\u5dee\u6ca1\u6709\u91cd\u88c5\u7cfb\u7edf\u4e86\u3002"}, {"txt": "\u540e\u6765\u6211\u5378\u8f7d\u6253\u5370\u673a\u9a71\u52a8\uff0c\u91cd\u542f\u7535\u8111\u518d\u5b89\u88c5\u540e\u5c31\u80fd\u6b63\u5e38\u6253\u5370\u4e86\u3002"}]]