![](/images/new-backgrounds/1156533/156533313x1.webp)
Modem Function Failure
If the internal Modem fails, perform the following actions one at a time to correct the problem. Do not replace a
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| Modem wire |
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| Modem card |
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Modem card OK? |
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Wireless Function Failure
If the WLAN fails, perform the following actions one at a time to correct the problem. Do not replace a non- defective FRUs:
Chapter 4 | 147 |