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Flow Chart of Troubleshooting
9-7. Charging Part
Abnormal charging operation
Check the 32 Pin and
Check TR300 (E,B,C)
Yes
Check DC jack
OK
33 Pin of U300
OK
OK
Check R300
OK
END
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Not OK
Not OK
Replace the U300
Not OK
Replace the TR300
Not OK
Solder R300 again or change a
9-14
battery
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