4-2
Samsung Electronics
Troubleshooting
4-1 Checkpoints by Error Mode
Oscilloscope Setting Values
Voltage/DIV
1V/div
TIME/DIV
10ms/div
4-1-1 If there is no power
Has the firmware been upgraded?
(See 4-2 Upgrade Methods)
Is there power after
charging the Battery?
Replace the Battery and recheck
Yes
No
L602: 1.1V, L603: 2.8V
Power check
Check power at the Battery?
No
No
No
No
Check Battery power
Check BT1 +, - TP
Did XTAL1 CLOCK appear?
No
Malfunction
Yes
Finished
Yes
Yes
Yes
The power does not turn on.
Refer to wave pattern
image of Fig. 4-1.