EDGE U0-6 Simplified Maintenance Manual
10 Troubleshooting
Issue 1.0 (2013-01-12)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
62
10.8 Weak or No Reception
Figure 10-16
Troubleshooting reception failures
No
reception/Weak
reception
Is the SIM card
malfunctioning?
Replace the
SIM card with a
standard one
Is the main antenna
malfunctioning?
Replace the
main antenna
Replace the
PCBA
Yes
Yes
No
No