1. Internal Use Only ▲ 1 Training of C339 Repair (Level 1) ZTE Corporation

2. Internal Use Only ▲ 2 Version No. ContentTimeAuthor V1.0Main course content2009-04-10Fu Yongjie Course Edition

3. Internal Use Only ▲ 3 1.Product Summary Product SummaryProduct Summary 2.Function Test Function TestFunction Test 3.Software Download Software DownloadSoftware Download 4.Disassembly Flow Disassembly FlowDisassembly Flow 5.Composing Composing 6.Block Diagram Block DiagramBlock Diagram 7.Basic component distribution Basic component distributionBasic component distribution 8.Test points Test pointsTest points 9.Troubleshooting Flow chart (Level 1) Troubleshooting Flow chart (Level 1)Troubleshooting Flow chart (Level 1) 10.Question Question Contents

4. Internal Use Only ▲ 4 1.Product Summary Standard Configuration SNNameQTY 1Handset1 2Li battery1 3User Manual1 4Charger1

5. Internal Use Only ▲ 5 1.Product Summary Specifications: Network: CDMA Network: CDMA Frequency range: TX 825-835MHz; RX 870-880MHz Frequency range: TX 825-835MHz; RX 870-880MHz Dimension: 104*46*14mm Dimension: 104*46*14mm Weight: 70g (battery included) Weight: 70g (battery included) LCD: CSTN, 65K colors, 128*128 dots LCD: CSTN, 65K colors, 128*128 dots Memory: 64Mbit Flash, 16Mbit SRAM Memory: 64Mbit Flash, 16Mbit SRAM Battery capacity: 670mAh Battery capacity: 670mAh Continuous talk time: >160 hrs Continuous talk time: >160 hrs Continuous standby time: >160 min Continuous standby time: >160 min

6. Internal Use Only ▲ 6 1.Product Summary Main functions: Phone book: 200 pieces Phone book: 200 pieces 32 polyphone tones; 20 ring tones for incoming call, 6 ring tones for short message 32 polyphone tones; 20 ring tones for incoming call, 6 ring tones for short message Memorize the latest 40 out call number Memorize the latest 40 out call number Memorize the latest 40 incoming call number Memorize the latest 40 incoming call number Support language: Chinese/English Support language: Chinese/English Short message: 100 for inbox/outbox Short message: 100 for inbox/outbox Other: calculator, game, alarm clock, stopwatch Other: calculator, game, alarm clock, stopwatch

7. Internal Use Only ▲ 7 1.Product Summary Internal type External type ZTE C339C339

8. Internal Use Only ▲ 8 Check version : *983*837# Check ESN NO. : *#06# Function test: *983*0# Input *983*0# to activate the function test mode, and the handset will do LCD test → ring tone test→ vibration test→ keypad test→ audio loop→ earphone test automatically. Input *983*0# to activate the function test mode, and the handset will do LCD test → ring tone test→ vibration test→ keypad test→ audio loop→ earphone test automatically. 2.Function Test

9. Internal Use Only ▲ 9 3. Software Download Note: The handset logos vary from country to country. We take one model of C339 handset as an example in this document (for reference only)

10. Internal Use Only ▲ 10 3. Software Download Note: Each handset to be repaired should be upgraded to the latest version Materiel name of data cable: C350/C310 download data cable Material code of download data cable: ISO13032 Driver: R52&VX USB driver

11. Internal Use Only ▲ 11 Click ‘Next’ button. Click ‘Next’ button. 3. Software Download

12. Internal Use Only ▲ 12 Click ‘Finish’ button. Click ‘Finish’ button. 3. Software Download

13. Internal Use Only ▲ 13 3. Software Download After connecting with data cable, enter device manager and check the port. After connecting with data cable, enter device manager and check the port. Path: My Computer→Computer Management→Device Manager→Ports Path: My Computer→Computer Management→Device Manager→Ports

14. Internal Use Only ▲ 14 Install the download platform: DL_QSC6010V1.00.05setup. 3. Software Download After install download platform, double-click shortcut icon. Double-click the shortcut icon.

15. Internal Use Only ▲ 15 Main interface. Click Browse 3. Software Download

16. Internal Use Only ▲ 16 3. Software Download Select the correct version, and then click Open

17. Internal Use Only ▲ 17 Select correct port (connect the data cable and handset, the software version of the handset will appear on the platform automatically), and click Start. 3. Software Download

18. Internal Use Only ▲ 18 3. Software Download Downloading.

19. Internal Use Only ▲ 19 3. Software Download Download successfully. Download successfully.

20. Internal Use Only ▲ 20 4.Disassembly Flow Note: The handset logos vary from country to country. We take one model of C339 handset as an example in this document (for reference only)

21. Internal Use Only ▲ 21 4.Disassembly Flow Exploded View

22. Internal Use Only ▲ 22 4.Disassembly Flow Exploded View

23. Internal Use Only ▲ 23 4.Disassembly Flow Disassembly Flow

24. Internal Use Only ▲ 24 4.Disassembly Flow Disassembly tools.

25. Internal Use Only ▲ 25 4.Disassembly Flow Take out the battery. Take out the battery.

26. Internal Use Only ▲ 26 4.Disassembly Flow Screw off the four screws with screwdriver. Screw off the four screws with screwdriver.

27. Internal Use Only ▲ 27 4.Disassembly Flow Dismantle the front cover and back cover with dismantle housing tool. Dismantle the front cover and back cover with dismantle housing tool.

28. Internal Use Only ▲ 28 4.Disassembly Flow Pay attention to the positions of the locks. Pay attention to the positions of the locks.

29. Internal Use Only ▲ 29 4.Disassembly Flow The disassembled front/back covers. (the MIC should connect well with its contact during assembly) The disassembled front/back covers. (the MIC should connect well with its contact during assembly)

30. Internal Use Only ▲ 30 4.Disassembly Flow Take out the MIC with tweezers. Take out the MIC with tweezers.

31. Internal Use Only ▲ 31 4.Disassembly Flow Screw off the two screws with screwdriver. Screw off the two screws with screwdriver. Loosen the two locks to disassemble the front cover and mainboard Loosen the two locks to disassemble the front cover and mainboard

32. Internal Use Only ▲ 32 4.Disassembly Flow The disassembled front cover and mainboard (the receiver should connect well with its contacts during assembly). The disassembled front cover and mainboard (the receiver should connect well with its contacts during assembly).

33. Internal Use Only ▲ 33 4.Disassembly Flow Pay attention to the right installation positions of motor/speaker. Pay attention to the right installation positions of motor/speaker. Disassemble the motor and speaker with tweezers. Disassemble the motor and speaker with tweezers.

34. Internal Use Only ▲ 34 4.Disassembly Flow Loosen the two locks to disassemble the mainboard and the internal antenna Loosen the two locks to disassemble the mainboard and the internal antenna

35. Internal Use Only ▲ 35 4.Disassembly Flow The disassembled inner antenna/mainboard. (the antenna should connect well with its contact during assembly The disassembled inner antenna/mainboard. (the antenna should connect well with its contact during assembly

36. Internal Use Only ▲ 36 5.Composing

37. Internal Use Only ▲ 37 6. Block Diagram

38. Internal Use Only ▲ 38 7. Basic Component Distribution Top distribution of mainboard. Top distribution of mainboard.

39. Internal Use Only ▲ 39 7. Basic Component Distribution Bottom distribution of mainboard. Bottom distribution of mainboard.

40. Internal Use Only ▲ 40 Troubleshooting Flow Chart (Level 1) Troubleshooting Flow Chart (Level 1) 9. Troubleshooting Flow Chart

41. Internal Use Only ▲ 41 Switching on failure

42. Internal Use Only ▲ 42 Hang

43. Internal Use Only ▲ 43 Automatically switching off

44. Internal Use Only ▲ 44 Charging failure

45. Internal Use Only ▲ 45 Card unidentified

46. Internal Use Only ▲ 46 No transmitted voice

47. Internal Use Only ▲ 47 No Received Voice

48. Internal Use Only ▲ 48 No ringing tone

49. Internal Use Only ▲ 49 Vibration failure

50. Internal Use Only ▲ 50 Key-press failure

51. Internal Use Only ▲ 51 Display failure

52. Internal Use Only ▲ 52 Keypad LED failure

53. Internal Use Only ▲ 53 No signal

54. Internal Use Only ▲ 54 10. Questions What are the main functions ？What are the main functions ？What are the main functions ？What are the main functions ？ What are the checking codes ？What are the checking codes ？What are the checking codes ？What are the checking codes ？ What is the note when download software?What is the note when download software?What is the note ownload software?What is the note ownload software? What is the note during dismantling ？What is the note during dismantling ？What is the note during dismantling ？What is the note during dismantling ？ How to deal with switching on failure ？How to deal with switching on failure ？How to deal with switching on failure ？How to deal with switching on failure ？

55. Internal Use Only ▲ 55 If you have any questions about ZTE handset repairing, you can ask for help by technical forum, our technical supporting engineers will give you reply in 24 hours. For the technical document, such as training document, repair manual etc, you can download from this website too. If you have any suggestion or advice, please tell us by technical forum, we will do our best to improve it. Address ： http://ensupport.zte.com.cn/ http://ensupport.zte.com.cn/ After-sales Technical Support Website

56. Internal Use Only ▲ 56 Input ‘Account/Password/Verify code’ → click ‘Log in’Input ‘Account/Password/Verify code’ → click ‘Log in’ After-sales Technical Support Website

57. Internal Use Only ▲ 57 After-sales Technical Support Website Click Handsets After-sales Support CenterClick Handsets After-sales Support Center

58. Internal Use Only ▲ 58 After-sales Technical Support Website Main interfaceMain interface

59. Internal Use Only ▲ 59