Usb Troubleshooting - Nokia RM-761 Service Manual

RM-761; RM-799; RM-800
BB Troubleshooting and Manual Tuning Guide
SIM 2 not recognized
Figure 17 SIM 2 troubleshooting flow

USB troubleshooting

Context
If the phone cannot be detected by PC when the USB cable is inserted, this means that communication
between phone and PC can not be setup. This may be due to soldering issue or a malfunction in the ESD
protection device.
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