Receiver Part - Samsung SGH-i700 Service Manual

SGH-I700 Flow Chart of Troubleshooting

7. Receiver Part

Receiver does not work
Yes
CN401 pin
= sine wave ?
Yes
Check the pin 2,4 of
U404 is sine wave ?
Yes
Check the pin 3,9 of
U407 is sine wave ?
Yes
Check the pin 35,36 of
U403 is sine wave ?
Yes
END
SAM SU N G Pr opr i et ar y- C ont ent s m ay change w i t hout not i ce
This Document can not be used without Samsung's authorization
No
Replace Receiver.
No
Check U404 (pin 1 must be "H")
No
Chech U407, (pin 4 must "H")
Hardware reset or Resodering or
No
download image.
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