Samsung SGH-I740c Service Manual page 103

Gsm telephone
Table of Contents

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Flow Chart of Troubleshooting
10-14. Bluetooth Part
Bluetooth does not work
Yes
No
Check the UCP901 (Monahans)
U708 Pin 3 = " High" ?
Yes
No
MOD201 Pin 3,23,26=3V"
Check the U708
Yes
No
Check the TP 201~204.
Check the MIC
Is there signal ?
Yes
No
Replace the Ant203
Check the Ant 203
Yes
END
10-55
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