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Service Manual Level 1 and 2

Nokia Asha 308, Nokia Asha 309,

Nokia Asha 310, Nokia Asha 3100

RM-838, RM-852 / RM-843, RM-844 / RM-911

Version 2.0

Assembly hints

Tighten the four Torx+ size 5 screws to the torque of 14 Ncm in the order shown.

Tighten the four Torx+ size 4 screws to the torque of 16 Ncm in the order shown.

©2013 Nokia | Nokia Internal Use only | All Rights Reserved.

Summary of Contents for Asha 308 RM-838

Page 1: ...l SIM Wi Fi Key features S40 operating system with Full Touch UI Dual SIM Nokia Asha 308 Nokia Asha 310 Nokia 3100 Wi Fi Nokia Asha 309 Nokia Asha 310 Nokia 3100 Capacitive touch screen EA Games Gift 40 free games Version 2 0 Exploded view Disassembly steps Assembly hints Service devices Product controls and interfaces Service concept Solder components 2013 Nokia Nokia Internal Use only All Rights...

Page 2: ...0 RM 838 RM 852 RM 843 RM 844 RM 911 Version 2 0 Version history Version Date Description 1 0 25 09 2012 First published version 2 0 18 02 2013 Added Nokia Asha 310 3100 RM 911 Dual SIM Wi Fi information Updated Solder components page 2013 Nokia Nokia Internal Use only All Rights Reserved ...

Page 3: ...I0004 IHF SPEAKER I0012 D COVER I0018 MICRO SD CARD DOOR I0017 TYPE LABEL I0010 DOMESHEET I0006 ANTENNA MODULE I0013 FEM SHIELDING LID I0009 BB SHIELDING LID I0008 SCREW TORX SIZE 5 M1 4 X 2 7 I0019 SCREW TORX SIZE 4 M1 4 x 4 5 I0020 A COVER ASSEMBLY I0001 I0003 1 D COVER ASSEMBLY I0012 I0018 3 LIGHT SWAP PACKAGE I0006 I0010 2 ANTENNA MODULE ASSEMBLY I0012 I0013 4 v1 0 Only available as assembly N...

Page 4: ...11 Version 2 0 Disassembly steps For disassembling you need the Nokia Standard toolkit version 2 You will also need a DC plug an AV plug and the camera removal tool SS 276 Note that the disassembly instructions are made with the Dual SIM variant Nokia Asha 308 RM 838 and RM 852 Protect the TOUCH WINDOW with protective film ...

Page 5: ...Use the opening notch to release the BATTERY COVER Remove the BATTERY COVER ...

Page 6: ...Unscrew the four Torx size 4 screws in the order shown Do not use them again Discard them Unscrew the four Torx size 5 screws in the order shown Do not use them again Discard them ...

Page 7: ...t release the left side of the bottom end of the A COVER with the SRT 6 Continue to release the A COVER with the SRT 6 on the SIM and SD CARD DOOR side Be careful not to damage the SIM or SD CARD DOOR while releasing the A COVER ...

Page 8: ...Release the right side of the bottom end of the A COVER with the SRT 6 Release also the LOCK KEY side with the SRT 6 Be careful not to damage the LOCK or VOLUME KEYS while releasing the A COVER ...

Page 9: ...To remove the A COVER first lift up the bottom end and then release the top end Remove the A COVER ...

Page 10: ...Protect the DISPLAY with protective film Protect the inner side of the TOUCH WINDOW with protective film ...

Page 11: ...emove the EARPIECE with tweezers Do not use it again Discard it Be careful not to injure yourself with the sharp end of the dental tool Disconnect the DISPLAY CONNECTOR with the SS 93 Be careful not to damage the connector or any components nearby ...

Page 12: ...Remove the UI FRAME including the DISPLAY Detach the DISPLAY from the UI FRAME with the dental tool Be careful not to damage the DISPLAY or the UI FRAME ...

Page 13: ...Separate the DISPLAY and the UI FRAME Use the SS 93 to release the clip holding the ENGINE BOARD on the bottom end of the D COVER ...

Page 14: ...Use the SS 93 to release the clip holding the ENGINE BOARD near the VOLUME KEY Use the SS 93 to release the clip holding the ENGINE BOARD on the left side of the D COVER ...

Page 15: ...To detach the ENGINE BOARD first lift up the bottom end and then pull to the direction shown Remove the ENGINE BOARD ...

Page 16: ...the dental tool and then peel it off with fingers Be careful not to damage any components nearby Do not use the DOMESHEET again Discard it Place the camera removal tool SS 276 on top of the CAMERA and hold down the button on top of the SS 276 ...

Page 17: ...Lift up the SS 276 and remove the CAMERA Use an AV plug to lever out the AV JACK Remove the AV JACK with tweezers ...

Page 18: ...Use a DC plug to lever out the DC JACK Remove the DC JACK with tweezers Release the clip holding the ANTENNA with the sharp end of the SS 93 ...

Page 19: ...Remove the ANTENNA Use the SS 93 to detach the IHF SPEAKER Remove the IHF SPEAKER tweezers ...

Page 20: ...The Nokia Asha 308 and 309 disassembly procedure is complete END OF DISASSEMBLY 2013 Nokia Nokia Internal Use only All Rights Reserved ...

Page 21: ...sha 3100 RM 838 RM 852 RM 843 RM 844 RM 911 Version 2 0 Assembly hints Tighten the four Torx size 5 screws to the torque of 14 Ncm in the order shown Tighten the four Torx size 4 screws to the torque of 16 Ncm in the order shown 2013 Nokia Nokia Internal Use only All Rights Reserved ...

Page 22: ...ces CA 101 Service cable AC 16 Travel charger SS 276 Camera removal tool Nokia Standard Toolkit v2 For more information refer to the Service Bulletin SB 011 on Nokia Online Supplier or manufacturer contacts for tool re order can be found in Recommended service equipment document on Nokia Online 2013 Nokia Nokia Internal Use only All Rights Reserved ...

Page 23: ...4 5 2 1 10 11 6 7 8 9 15 12 11 14 Ver 1 0 8 Microphone 7 End Power key 6 Call key 5 Touch screen 4 Earpiece 3 Nokia AV 3 5 mm connector 2 Micro USB connector 1 Charger connector 9 Camera lens 10 Volume keys 11 Lock key 12 SIM card slot SIM 2 Only in dual SIM variant 13 Memory card slot 14 Strap holder 15 Loudspeaker 2013 Nokia Nokia Internal Use only All Rights Reserved ...

Page 24: ...Nokia Asha 3100 RM 838 RM 852 RM 843 RM 844 RM 911 Version 2 0 Service concept Flashing concept Care Dummy Battery with power supply via Nokia charger or product specific battery CA 101 FLS 5 Service software Transceiver 2013 Nokia Nokia Internal Use only All Rights Reserved ...

Page 25: ...S1000 F3300 J7403 J7400 S1001 X7450 C2250 J7401 S1002 X7451 F2200 J7402 Grounding spring Grounding spring USB fuse BT Antenna grounding spring Charger fuse Volume key switch Volume key switch Back up capacitor Lock key switch Antenna grounding spring Antenna grounding spring Antenna spring BOTTOM v2 0 2013 Nokia Nokia Internal Use Only All Rights Reserved ...

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