Alert Tone - Samsung SGH-Q208 Service Manual

SGH-Q208 Flow Chart of Troubleshooting and Circuit Diagrams

5-10. Alert Tone

Abnormal Alert tone
Alert tone on by pushing the key
#0289#
Is there
alert wave signal on the
Q508 during alert tone
test?
Is there
alert wave signal on the
Q502 pin3 during alert
tone test?
Check the C506
Buzzer is ok?
END
Y
Y
Y
Y
3.3V
Y
Y
SAMSUNG Proprietary-Contents may change without notice
Resolder or replace R508
N
Check the circuit related to Q502
N
Resolder D502 and C506
N
Change the Buzzer
N
5-10