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WLAN Problems
START
NOTE !
Before starting this TRS guide, check if Bluetooth is working properly.
SL 5 Replace
3.7 Volt DC
L2310
No
Yes
at MP 20 (C2371)
SL 4 Escalate
Yes
Replace
3 Volt DC
No
Yes
N2300
at MP 22 (ST2305)
SL 4 Replace
N1510
Yes
SL 5 Replace
N1500
TROUBLESHOOTING
Go to
Is Bluetooth Ok
No
Bluetooth Problems
part 1
Yes
Use TRS Fixture
Conenct: VBATT and DCIO/SEPI
Use Fault Trace SW and go to:
TX and RX
WLAN
Wlan Settings
WLAN Turn On
SL 5 Replace
1.8 Volt DC
No
N2010
At MP 19 (R2313)
SL 4 Escalate
1.8 Volt DC
Replace
No
at MP 18 (ST2304)
N2300
Yes
Close TRS SW
Disconnect: VBATT and DCIO/SEPI
SL 4 Replace
Are
L2311
L2311 and L2313
No
SL 5 Replace
= Max 1 Ohm
L2313
WLAN Problems - Alert and Real Time Clock Problems
Alert and Real Time Clock Problems
START
Does
the Phone Hang with
Constant Vibration
No
Does
the Phone
Gain or Lose
Time
No
Perform:
Backup Capacitor
Test
Is the
Test Passed
No
SEMC Troubleshooting Manual
Replace
Yes
B2100
Perform:
Yes
SERP Calibration
Is there
still problems with
Claim
No
Gaining or Losing
SERP Calibration
Time
Replace
Yes
B2100
Flash the Phone with
Yes
EMMA SUCR SW
SL 5 Replace
C2214 or N2000
SL 4 Escalate
1235-5821 rev. 1
Aino - U10
24
(57)
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Table of Contents
Troubleshooting
