Service Manual Level 1 and 2 Disassembly steps Nokia Lumia 620 RM-846 Version 1.0 For disassembling you need the Nokia Standard toolkit version 2. You will also need the camera removal tool SS-296. Protect the TOUCH MODULE with the protective film.
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Release the BACK COVER by pushing the device down from the camera deco. Lift up and remove the BACK COVER.
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Pull out and remove the SIM TRAY. Unscrew the six Torx+ size 4 screws. Note that the two screws in the middle are different type of screws than the other four screws! If the screws are scratched, do not use them again.
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Lift up and remove the MAIN ANTENNA ASSEMBLY. Insert the SS-93 to the shown place and release the side of the CWS CARRIER ASSEMBLY. Be careful not to damage the spring clips beneath the CWS CARRIER ASSEMBLY.
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Insert the SS-93 to the shown place and release also the other side of the CWS CARRIER ASSEMBLY. Be careful not to damage the spring clips beneath the CWS CARRIER ASSEMBLY. Lift up and remove the CWS CARRIER ASSEMBLY.
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Check that the shown spring clips are not damaged. Use the SS-93 to open the TOUCH MODULE connector from the shown side. Be careful not to damage the connector or any nearby components.
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Open the DISPLAY connector with the SS-93 from the shown side. Be careful not to damage the connector or any nearby components. Open the three shown clips holding the ENGINE BOARD. Be careful not to damage the clips.
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The ENGINE BOARD can now be separated. Place the camera removal tool SS-296 on top of the CAMERA as shown. Push it in gently until the camera retaining clips are released.
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Hold from the sides of the SS-296 and lift up and remove the CAMERA. Grab the ENGINE BOARD as shown and remove the USB BOOT. Be caeful not to twist the ENGINE BOARD or damage the contact springs on the other side.
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Remove the EARPIECE HOLDER with tweezers. Be careful not to damage the EARPIECE or the DUSTNET. Remove the EARPIECE from the EARPICE HOLDER with tweezers. Be careful not to damage the EARPIECE or the DUSTNET. Discard the EARPIECE and the DUSTNET if they are damaged.
Service Manual Level 1 and 2 Assembly hints Nokia Lumia 620 RM-846 Version 1.0 Place the EARPIECE HOLDER with tweezers. Then place the EARPIECE to the EARPIECE HOLDER with tweezers. Press the EARPIECE gently with the SS- 93 with the maximum pressing power of 15 N. Make sure that the EARPIECE DUSTNET is not misplaced...
Service Manual Level 1 and 2 Phone reset Nokia Lumia 620 RM-846 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.