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Nokia Lumia 625 Service Manual
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Nokia Lumia 625 Service Manual

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Download this manual See also: User Manual
Service Manual for L1 and L2
Nokia Lumia 625
RM-941, RM-942, RM-943
Key features
4.7" LCD Display
2G/3G/4G connectivity
Bluetooth 4.0 with Bluetooth LE
5 Mpix main camera and 0.3 Mpix front camera
Version 1.0
Exploded view
Assembly steps
Service devices
Phone reset
Disassembly steps
More
Assembly video
More
Product controls and interfaces
More
More
©2013 Nokia | Nokia Internal Use only | All Rights Reserved.
Check the repair
policy before
performing any
mechanical repair
on Service Level
1&2!
Disassembly video
More
Solder components
More
Service concept
More
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Summary of Contents for Nokia Lumia 625

  • Page 1 Disassembly steps Disassembly video More More More Assembly steps Assembly video Solder components More More More Service devices Product controls and interfaces Service concept More More More Phone reset More ©2013 Nokia | Nokia Internal Use only | All Rights Reserved.

  • Page 2: Exploded View

    D-COVER I0028 TYPE LABEL I0022 SCREW TORX+ SIZE 5 BATTERY COVER M2.5 x 3.6 I0037 I0036 Only available Not reuseable Repair/swap as assembly after removal only in level 3 ©2013 Nokia | Nokia Internal Use only | All Rights Reserved.

  • Page 3: Disassembly Steps

    RM-941, RM-942, RM-943 Version 1.0 1) For disassembling you need the Nokia Standard Tool kit version 2. You will also need the RF connector disassembly/assembly tool SS-231 or the SS-298 and the camera removal tool SS-305. 2) Protect the TOUCH PANEL with protective film.
  • Page 4 3) Release the BATTERY COVER from the bottom end by pushing from the USB connector hole. 4) Remove the BATTERY COVER.
  • Page 5 5) Unscrew the eight Torx+ size 5 screws in the order shown. Do not use the screws again. Discard them. 6) To remove the D-COVER, first release the two shown clips on the top of the device. Use the SRT-6 to push up the D-COVER from the shown place.
  • Page 6 7) Then release the three shown clips from the right side of the device with the SRT-6. 8) Then release the two shown clips from the bottom of the device.
  • Page 7 9) Lift up and remove the D-COVER. 10) Open the BATTERY connector with the SS-93. Be careful not to damage the connector or any components nearby.
  • Page 8 11) Release the adhesive holding the BATTERY from the bottom with the SS-93. 12) Remove the BATTERY.
  • Page 9 13) Peel off the BATTERY MYLAR. Do not use it again. Discard it. 14) Open the TOUCH PANEL connector with the SS-93. Be careful not to damage the connector or any components nearby.
  • Page 10 15) Open the DISPLAY connector. 16) Open the SIDE KEY FLEX connector.
  • Page 11 17) Open the SUB BOARD SIDE KEY FLEX connector. 18) Release the RF-CABLE connector from the main ENGINE BOARD with the SS-231. Lock the SS-231 to the top of the connector as shown and lift it up carefully. Note that the SS-298 can also be used to disconnect the RF CABLE.
  • Page 12 19) Release the RF CABLE connector also from the SUB BOARD side. 20) Unscrew the two Torx+ size 5 screws. Do not use the screws again. Discard them.
  • Page 13 21) To remove the main ENGINE BOARD, first release the adhesive holding it from the shown side with the SS-93. 22) Then push with SS-93 to release the clip located by the TOUCH PANEL connector.
  • Page 14 23) Lift up the ENGINE BOARD from the bottom end and remove it. 24) To remove the SUB BOARD, first release the shown clip with the SRT-6 from the shown place.
  • Page 15 25) Then release the two clips located on both sides of the USB connector. 26) Lift up and remove the SUB BOARD.
  • Page 16 27) Release the EARPIECE with the dental tool. Be careful not to injure yourself with the sharp end of the dental tool. Remove the EARPIECE with tweezers. Do not use it again. Discard it. 28) Remove and discard the EARPIECE ADHESIVE with the dental tool.
  • Page 17 29) Peel off the SIDE KEY FLEX from the A-COVER with the SS-93. 30) Then release the SIDE KEYS from the side of the A-COVER.
  • Page 18 31) Remove the SIDE KEY FLEX. Do not use it again. Discard it. 32) Remove the RF CABLE by first releasing it from the two metal holders on the A-COVER.
  • Page 19 33) Grab the RF CABLE from the metal sheet and remove it. 34) Start releasing the TOUCH PANEL by inserting the SS-93 to the EARPIECE hole. Turn the SS-93 sideways and slide it to the direction shown.
  • Page 20 35) Then release the right side of the TOUCH PANEL by sliding the SRT-6 along the side. 36) Then release the bottom side of the TOUCH PANEL by sliding the SS-93 under it. Keep the edge of the SS-93 outside the TOUCH PANEL to avoid damaging the sponge underneath.
  • Page 21 37) Then release the left side of the TOUCH PANEL by sliding the SRT-6 along the side. 38) Lift up the TOUCH PANEL from the bottom and use the SS-93 to release the rest of the adhesive from the top end.
  • Page 22 39) Remove the TOUCH PANEL. Be careful not to damage the connector when guiding it through the A- COVER. 40) Protect the DISPLAY with protective film.
  • Page 23 41) Remove and discard the DISPLAY MYLAR with tweezers. 42) Peel off the DISPLAY flex from the A-COVER.
  • Page 24 43) Release the DISPLAY by slightly pushing it out from the shown place with the sharp end of the SS-93. 44) Then carefully push the SS-93 under the DISPLAY from the shown place and release the adhesive holding it.
  • Page 25 45) Lift up the DISPLAY and carefully guide the DISPLAY flex through the A-COVER. Be careful not to damage the flex or the connector. 46) Note that if the TOUCH PANEL or the DISPLAY is removed, the A-COVER is not reusable.
  • Page 26 47) Peel off and discard the DISPLAY CONNECTOR FILM. 48) Peel off and discard the DISPLAY FLEX ADHESIVE with the SS-93. If available, use a hot air gun to heat up the adhesive before peeling it off. This makes it easier to remove all of the adhesive residue.
  • Page 27 49) Peel off and discard the SIDE KEY FLEX adhesive with the SS-93. If available, use a hot air gun to make the procedure easier. 50) Peel off and discard the BATTERY ADHESIVE.
  • Page 28 51) Peel off and discard the second BATTERY ADHESIVE. 52) Remove the PROXIMITY SENSOR RUBBER from the ENGINE BOARD with tweezers.
  • Page 29 53) Remove the FRONT CAMERA RUBBER. 54) Release the sides of the TOP SHIELDING LID with the dental tool.
  • Page 30 55) Remove and discard the TOP SHIELDING LID. 56) Remove the CAMERA by first pushing the SS-305 to the CAMERA socket.
  • Page 31 57) Then hold from the sides of the SS-305 and lift up the CAMERA. 58) Release the sides of the BOTTOM SHIELDING LID with the dental tool.
  • Page 32 59) Remove and discard the BOTTOM SHIELDING LID. 60) Remove and discard the TOUCH PANEL CONNECTOR RUBBER with tweezers.
  • Page 33 61) Remove and discard the BATTERY CONNECTOR RUBBER. 62) Remove and discard the DISPLAY AND SIDE KEY CONNECTOR RUBBER.
  • Page 34 63) Remove and discard the AV CONNECTOR SPONGE. 64) Remove and discard the SIDE KEY SUB BOARD CONNECTOR RUBBER.
  • Page 35 65) Remove and discard the SPEAKER SEALING SPONGE. 66) Release the LED FLASH FLEX with the dental tool and remove it with tweezers.
  • Page 36 67) Release the IHF SPEAKER with the dental tool and remove it with tweezers. 68) Remove and discard the SPEAKER ADHESIVE with the dental tool.
  • Page 37 69) Remove and discard the SPEAKER ADHESIVE residue from the IHF SPEAKER. 70) Release the VIBRA with the sharp end of the SS-93 and remove it with tweezers.
  • Page 38 71) The Nokia Lumia 625 disassembly procedure is complete. -END OF DISASSEMBLY- ©2013 Nokia | Nokia Internal Use only | All Rights Reserved.

  • Page 39: Assembly Steps

    Nokia Lumia 625 RM-941, RM-942, RM-943 Version 1.0 1) For assembling you need the Nokia Standard Tool kit version 2. You will also need the RF connector disassembly/assembly tool SS-231 or the SS-298. 2) Peel off the protective film from the A-COVER.
  • Page 40 3) Guide the DISPLAY flex through the A-COVER. Be careful not to damage the DISPLAY connector or the flex. 4) Place the DISPLAY on the A-COVER bottom end first and then lower down the other end.
  • Page 41 5) Peel off the DISPLAY FLEX ADHESIVE protective film. 6) Attach the DISPLAY flex to the A-COVER.
  • Page 42 7) Use the guiding lines on the A-COVER to get the right alignment. Press firmly to activate the adhesive. 8) Place the DISPLAY MYLAR to its place.
  • Page 43 9) Remove the protective film from the inner side of the TOUCH PANEL. 10) Remove the DISPLAY protective film.
  • Page 44 11) Assemble the TOUCH PANEL to the A-COVER top end first. Be careful not to damage the TOUCH PANEL connector when guiding it through the A-COVER. 12) Lower down the bottom end of the TOUCH PANEL.
  • Page 45 13) Press around the device to get the TOUCH PANEL firmly attached. 14) Assemble the RF CABLE to the A-COVER. Attach the metal sheet of the RF CABLE to the metal holder on the A-COVER. Make sure the RF CABLE goes around the shown corner.
  • Page 46 15) Attach also the other metal sheet of the RF CABLE. 16) Remove the protective films from SIDE KEY FLEX.
  • Page 47 17) Remove the protective films also from SIDE KEYS. 18) Attach the SIDE KEY FLEX to the A-COVER. Use the guiding lines on the A-COVER to get the right alignment.
  • Page 48 19) Press firmly to activate the adhesive. 20) Then attach the SIDE KEYS to the side of the A-COVER.
  • Page 49 21) Use the sharp end of the SS-93 to bend the flexes as shown so that there is no extra space between the flexes and the A-COVER and the RF CABLE. 22) Remove the EARPIECE ADHESIVE protective film from the EARPIECE slot.
  • Page 50 23) Place the EARPIECE to its place and press it gently. Make sure the two shown pins are facing the right way. 24) Peel off the BATTERY ADHESIVE protective film.
  • Page 51 25) Place the second BATTERY ADHESIVE to the shown place. Use the guiding line on the A-COVER to get the right positioning. 26) Press firmly and remove the protective film.
  • Page 52 27) When assembling the ENGINE BOARD and the SUB BOARD be careful not to damage any components. 28) Place the BOTTOM SHIELDING LID to the ENGINE BOARD. Press from the sides with the SS-93 to get it properly attached.
  • Page 53 29) Place the CAMERA to the CAMERA socket with tweezers. Make sure the shown clip is facing the right way. 30) Carefully press the CAMERA inside the socket from the sides with the SS-93.
  • Page 54 31) Place the TOUCH PANEL CONNECTOR RUBBER to its place with tweezers. 32) Place the BATTERY CONNECTOR RUBBER to its place.
  • Page 55 33) Place the DISPLAY AND SIDE KEY CONNECTOR RUBBER to its place. 34) Place the AV CONNECTOR SPONGE to its place.
  • Page 56 35) Place the TOP SHIELDING LID to the ENGINE BOARD. Press from the sides with the SS-93 to get it completely attached. 36) Place the FRONT CAMERA RUBBER to its place.
  • Page 57 37) Place the PROXIMITY SENSOR RUBBER to its place. 38) Place the SPEAKER SEALING SPONGE on the SUB BOARD. Use the guiding lines on the SUB BOARD to get the right placement.
  • Page 58 39) Press around the sponge and peel off the protective film. 40) Place the SIDE KEY SUB BOARD CONNECTOR RUBBER to its place.
  • Page 59 41) Assemble the SUB BOARD to the A-COVER shown side first. Press it towards the bottom of the device to attach the two shown clips. 42) Then press by the connector to attach the shown clip.
  • Page 60 43) Place the ENGINE BOARD on the A-COVER. Align the two screw holes. 44) Press from the shown place to attach the shown clip.
  • Page 61 45) Fasten the two Torx+ size 5 screws in the order shown to the torque of 9.8 +/- 1 Ncm. 46) Connect the RF CABLE connector to the SUB BOARD with the SS-231. Lock the SS-231 to the top of the connector as shown and press down gently.
  • Page 62 47) Connect the other end of the RF CABLE to the ENGINE BOARD. 48) Connect both of the SIDE KEY FLEX connectors, then the DISPLAY connector and the TOUCH PANEL connector. Be careful not to damage the connectors or any nearby components.
  • Page 63 49) Make sure the flexes fold firmly to the A-COVER. Fold the flexes with the SS-93 if needed. 50) Place the DISPLAY connector protective film to its place.
  • Page 64 51) Peel off the middle part of the BATTERY MYLAR protective film. Place the BATTERY MYLAR on the BATTERY as shown. 52) Peel off the sides of the protective film from the BATTERY MYLAR and press around firmly to get the BATTERY MYLAR properly attached.
  • Page 65 53) Place the BATTERY to the BATTERY compartment top end first. 54) Lower down the bottom end and press to activate the adhesive.
  • Page 66 55) Connect the BATTERY connector. 56) Place the LED FLASH FLEX to the D-COVER with tweezers and press it gently with the SS-93 to get it firmly in place.
  • Page 67 57) Place the VIBRA to its place and press gently to activate the adhesive. 58) Peel off the SPEAKER ADHESIVE protective film.
  • Page 68 59) Place the IHF SPEAKER to its place and press gently to activate the adhesive. Make sure the shown pins are facing the right way. 60) Place the D-COVER on the device.
  • Page 69 61) Press together all the sides of the device to get the D-COVER firmly attached. 62) Fasten the first four Torx+ size 5 screws in the order shown to the torque of 9.8 +/- 1 Ncm.
  • Page 70 63) Then fasten the remaining four Torx+ size 5 screws in the order shown to the torque of 5 +/- 1 Ncm. 64) Assemble the BATTERY COVER top end first, then lower down the bottom end.
  • Page 71 65) Press from the sides of the device to get the BATTERY COVER firmly attached. 66) The Nokia Lumia 625 assembly procedure is complete. -END OF ASSEMBLY- ©2013 Nokia | Nokia Internal Use only | All Rights Reserved.

  • Page 72: Solder Components

    GPS Antenna GPS Antenna Battery spring GND spring connector S3501 S3500 J1100 S2601 S2600 SP1603 SP1602 F300 MIMO Antenna MIMO Antenna LED Flash LED Flash Current GND spring spring GND spring spring fuse ©2013 Nokia | Confidential | All Rights Reserved.

  • Page 73: Service Devices

    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 74 13 — Volume keys 14 — Power/lock key 15 — Camera key 16 — Loudspeaker 17 — MIMO antenna 18 — Cellular antenna 19 — Bluetooth, Wi-Fi & GPS antenna ©2013 Nokia | Nokia Internal Use only | All Rights Reserved.
  • Page 75 Service Manual Level 1 and 2 Service concept Nokia Lumia 625 RM-941, RM-942, RM-943 Version 1.0 Flashing concept Service software CA-101 Note: Charged battery is man- datory Transceiver with embedded battery ©2013 Nokia | Nokia Internal Use only | All Rights Reserved.

  • Page 76: Phone Reset

    Service Manual Level 1 and 2 Phone reset Nokia Lumia 625 RM-941, RM-942, RM-943 Version 1.0 Hardware reset If the phone hardware is jammed, you should first recommend that the consumer performs a hardware reset. The hardware reset does not reset the Windows Live ID or remove any consumer data. Because...
  • Page 77 Step 2 Input the following key combination: 1. Volume up 2. Volume down 3. Power 4. Volume down Step 3 The phone will reset and boot up automatically ©2013 Nokia | Nokia Internal Use only | All Rights Reserved.

  • Page 78: Version History

    Service Manual Level 1 and 2 Version history Nokia Lumia 625 RM-941, RM-942, RM-943 Version 1.0 Version Date Description 24.07.2013 First published version ©2013 Nokia | Nokia Internal Use only | All Rights Reserved.