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3. TECHNICAL BRIEF
Main Bottom Side(continued)
U500
CN501
U602
U300
X400
U401
U402
Q403,Q404
U403
CN502
Q400
Q401
Q402
Reference
Q403,
N/P-MOS FET for WCDMA PAM
Q404
U403
Q400
CN502
Q401
Q402
FET for Battery charging control
Description
power control
TVS for USB signal
TR for USB charging control
IO Connector
TR for TA Charging control
Reference
X200
48MHz Crystal for USB
J300
6pin SIM connector
X100
19.2MHz Main Crystal
U503
CN503
TR100
TR for signal Buffering
- 68 -
U501
FL600
CN602
CN500
U505
U504
U201
X200
J300
X100
U503
CN503
TR100
Description
MIC
Battery connector
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Table of Contents
Troubleshooting
