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Samsung SGH-N200 Service Manual

Also see for SGH-N200: Owner's manual

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Contents
  1. Table Of Contents
  2. main parts list
  3. travel adapter
  4. cigar light adapter
  5. test jig
  6. wearable ear microphone
  7. electrical parts list
  8. main parts list bottom
  9. main rf
  10. rf tx part
  11. power on
  12. charging part
  13. sim part
  14. microphone part
  15. speaker part
  16. key data input
  17. alert tone
  18. ring indicator
  19. back light
  20. gsm receiver
  21. gsm transmit
  22. dcs receiver
  23. dcs transmit
Samsung SGH-N200 Service Manual Manual pdf 29 page image
5. Flow chart of trouble shooting5-1 Power ONFlow chart of trouble shooting 5-1’POWER ON’ does not workCharge the BatteryCheck the Battery Voltageis more than 3.2VNoYesYesCheck U100 and the path from +VBATTto M100The nodebetween D100 and M100 = 3VNoYesU106 pin 1,4,10 > 3.2V Check the circuit related to U106NoENDYesCheck the initial operationU102, U105 pin3 = 3V ? Check U102, U105 and related circuitNoCheck for the clock signal at R646 Check the clock generation circuit(related to U613 and Q604)NoYesYes
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This manual is suitable for:
SGH-N200
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