Phone Is Totally Dead - Nokia RH-3 Series Troubleshooting - Bb

RH-3
Troubleshooting — BB

Phone is totally dead

Phone is
dead
Phone current is
zero or too high?
No
Phone current is
<= 30 mA
No
Phone current is
35 mA
Yes
Is phone in LOCAL
MODE ?
Yes
OK restart
Page 26
- If current is zero check X110
solder and VBATT lines
-If current is too high check for
shorts
- Make sure all BB regulators are at
their respective voltage levels like
Yes
VANA, VIO, VCORE), VFlash1, and
VR3. See phone's top view diagram
for test points.
- Make sure the System Clk is
19.2MHz and that the Sleep Clk is
32KHz
- Also make sure PURX and SleepX
signals are high (1.8V).
Yes
Is phone flash
programming OK?
No
No
Check BSI line
No
X110, R202,
R203, C230. Are
they OK?
No
Nokia Corporation
CCS Technical Documentation
Yes
Phone is
Yes
Change UEM
Repair
Confidential
jammed
Flash
faults
Issue 1 06/2003