On/Off - Sony Ericsson S312 Troubleshooting Manual

Troubleshooting Flow
1.6

On/Off

Symptom: Using no current when On/Off key is pressed and will not start.
Replace: J401, if damaged
J601
D601, if short circuit
U904, if damaged
Symptom: Current draw greater than 300 mA
Replace: D403, if short circuit
1222-7451 Rev 2
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Troubleshooting Guide (elect)
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