PAMS Technical Documentation
6 - Troubleshooting
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Phone is off - battery is completely empty
(~3.1 VDC) and no current is drawn from
charger when connected
VCHAR > 2.1 VDC on L100 towards C107
Yes
Check:
F100, L100, V101,
C107
No
D200 UEM is
faulty
Yes
Phone is on or off - battery has norminal
voltage 3.6 VDC and no current is drawn from
charger when connected
VCHAR > 2.1 VDC on L100 towards C107
Yes
Check:
F100, L100, V101,
C107
No
Check:
D200, D400
Yes
Display information when charger connected:
"Not charging"
Voltage on R240 towards D200 (UEM)
~0.8 VDC when power is connected. BSI
value must be 39K (BPS-2, BLS-2)
Yes
Check:
X101,
R202,R240,C240
No
Check:
X102,R202,R220,
C220
Voltage (Use Scope) on R220 towards D200
(UEM) ~0.9 VDC at peak. BTEMP value must
be 47K.
Yes
No
Voltage on R200 towards D200 (UEM) same
as VBAT voltage
Yes
Check:
R200, D200
No
Voltage slowly rises on R200 towards D200
(UEM) when charger is connected
Yes
Check:
D200, PWB
No
Check:
PWB
Yes
Summary of Contents for 6310I - Cell Phone - GSM
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