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247
I
3M
™
Attest
™
Auto
‑
reader 490
I
在使用本产品之前,请阅读并理解所有安全信息。
目录
前言
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248
预期用途
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248
适用范围
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248
保修
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248
安全性和注意事项
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248
健康和安全信息
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249
产品和包装标签符号释义
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249
规格
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250
使用说明
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250
3M
™
ATTEST
™
AUTO
‑
READER 490
的功能
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253
保养和清洁
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254
故障排除指南
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254
可选的
3M
™
ATTEST
™
AUTO
‑
READER 490 WEB
应用
..............................................................................................
255
3M
™
ATTEST
™
AUTO
‑
READER 490 WEB
应用故障排除
...........................................................................................
258
维修和更换
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258