background image

Removing the processor fan

WARNING: Before working inside your computer, read the safety 
information that shipped with your computer and follow the steps in 

Before working inside your computer

. After working inside your 

computer, follow the instructions in 

After working inside your 

computer

. For more safety best practices, see the Regulatory 

Compliance home page at www.dell.com/regulatory_compliance. 

 

Prerequisites

Remove the 

computer cover

.

Remove the 

front bezel

.

77

Summary of Contents for Inspiron 3655

Page 1: ...Inspiron 3656 Service Manual Computer Model Inspiron 3656 Regulatory Model D19M Regulatory Type D19M001 ...

Page 2: ...problem WARNING A WARNING indicates a potential for property damage personal injury or death Copyright 2015 Dell Inc All rights reserved This product is protected by U S and international copyright and intellectual property laws Dell and the Dell logo are trademarks of Dell Inc in the United States and or other jurisdictions All other marks and names mentioned herein may be trademarks of their res...

Page 3: ... 12 System board components 12 Removing the computer cover 14 Procedure 14 Replacing the computer cover 15 Procedure 15 Removing the front bezel 16 Prerequisites 16 Procedure 16 Replacing the front bezel 18 Procedure 18 Post requisites 18 Removing the memory modules 19 Prerequisites 19 Procedure 20 Replacing the memory modules 22 Procedure 22 Post requisites 23 3 ...

Page 4: ...Prerequisites 28 Procedure 28 Replacing the 3 5 inch hard drive 33 Procedure 33 Post requisites 33 Removing the 2 5 inch hard drives 34 Prerequisites 34 Procedure 35 Replacing the 2 5 inch hard drives 38 Procedure 38 Post requisites 38 Removing the optical drive 39 Prerequisites 39 Procedure 40 Replacing the optical drive 44 Procedure 44 Post requisites 44 4 ...

Page 5: ...49 Prerequisites 49 Procedure 50 Replacing the wireless card 52 Procedure 52 Post requisites 53 Removing the antenna modules 54 Prerequisites 54 Procedure 54 Replacing the antenna modules 57 Procedure 57 Post requisites 57 Removing the power button module 58 Prerequisites 58 Procedure 59 Replacing the power button module 61 Procedure 61 Post requisites 61 5 ...

Page 6: ...7 Prerequisites 67 Procedure 68 Replacing the front panel light board 71 Procedure 71 Post requisites 71 Removing the power supply unit 72 Prerequisites 72 Procedure 73 Replacing the power supply unit 76 Procedure 76 Postrequisites 76 Removing the processor fan 77 Prerequisites 77 Procedure 78 Replacing the processor fan 80 Procedure 80 Post requisites 80 6 ...

Page 7: ...acing the system board 87 Procedure 87 Post requisites 87 BIOS setup program 88 Overview 88 Entering BIOS setup program 88 Clearing Forgotten Passwords 88 Prerequisites 89 Procedure 89 Post requisites 89 Clearing CMOS Settings 90 Prerequisites 90 Procedure 90 Post requisites 91 Flashing the BIOS 92 Getting help and contacting Dell 93 Self help resources 93 Contacting Dell 94 7 ...

Page 8: ... If you are using a different operating system see the documentation of your operating system for shut down instructions 3 Disconnect your computer and all attached devices from their electrical outlets 4 Disconnect all cables such as telephone cables network cables and so on from your computer 5 Disconnect all attached devices and peripherals such as keyboard mouse monitor and so on from your com...

Page 9: ...ll is not covered by your warranty See the safety instructions that shipped with the product or at www dell com regulatory_compliance CAUTION Before touching anything inside your computer ground yourself by touching an unpainted metal surface such as the metal at the back of the computer While you work periodically touch an unpainted metal surface to dissipate static electricity which could harm i...

Page 10: ... Plastic scribe 10 ...

Page 11: ...sure that no stray screws remain inside your computer 2 Connect any external devices peripherals and cables you removed before working on your computer 3 Replace any media cards discs and any other parts that you removed before working on your computer 4 Connect your computer and all attached devices to their electrical outlets 5 Turn on your computer 11 ...

Page 12: ...After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance System board components 1 chassis fan cable connector 2 memory module slots 2 3 coin cell battery 4 power button cable connector 5 CMOS jumper 6 password jumper 7 lighting cable connector 8 drive power cable connector 9 processor fan cable connector 10 opt...

Page 13: ...11 wireless card slot 12 hard drive data cable connector 13 processor 14 PCI e x16 slot 15 PCI e x1 slot 13 ...

Page 14: ...uter follow the instructions in After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Procedure 1 Lay the computer on its side with the vents facing up 2 Remove the screws that secure the cover to the chassis 3 Slide the cover toward the back of the computer and lift the cover off the chassis 1 computer cover...

Page 15: ...your computer After working inside your computer follow the instructions in After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Procedure 1 Align the cover over the chassis and slide it toward the front of the computer 2 Replace the screws that secure the computer cover to the chassis 15 ...

Page 16: ...de your computer After working inside your computer follow the instructions in After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Prerequisites Remove the computer cover Procedure 1 Place the computer in an upright position 2 Release the front bezel tabs by moving them outward 16 ...

Page 17: ...3 Gently rotate and pull the front bezel away from the chassis 1 chassis 2 front bezel tabs 3 3 front bezel 17 ...

Page 18: ...e your computer follow the instructions in After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Procedure 1 Align and insert the tabs on the front bezel into the slots on the front panel 2 Rotate the front bezel towards the chassis until the front bezel tabs snap into place Post requisites Replace the comput...

Page 19: ...nd follow the steps in Before working inside your computer After working inside your computer follow the instructions in After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Prerequisites 1 Remove the computer cover 2 Remove the front bezel 19 ...

Page 20: ...Procedure 1 Open the side chassis 1 side chassis 2 Using the fingertips spread apart the securing clip at each end of the memory module slot until the memory module pops up 20 ...

Page 21: ...s difficult to remove gently ease the memory module back and forth to remove it from the slot CAUTION To prevent damage to the memory module hold the memory module by the edges Do not touch the components on the memory module 1 securing clips 2 2 memory module slot 3 memory module 21 ...

Page 22: ... computer After working inside your computer follow the instructions in After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Procedure 1 Ensure that the securing clips are extended away from the memory module slot 2 Align the notch on the memory module with the tab on the memory module slot 22 ...

Page 23: ...ule slot and press the memory module down until it snaps into position and the securing clips lock in place 1 memory module 2 memory module slot 3 notch 4 tab 5 securing clips 2 4 Close the side chassis Post requisites 1 Replace the front bezel 23 ...

Page 24: ...2 Replace the computer cover 24 ...

Page 25: ...fore working inside your computer After working inside your computer follow the instructions in After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Prerequisites 1 Remove the computer cover 2 Remove the front bezel Procedure 1 Open the side chassis 1 side chassis 25 ...

Page 26: ...2 Open the card retention bracket 3 Push the securing tab away from the graphics card grasp the card by its top corner and ease it out of the slot 1 tab 2 card retention bracket 3 graphics card 26 ...

Page 27: ... your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Procedure 1 Align the graphics card with the slot on the system board 2 Place the card in the slot and press down firmly Ensure that the card is firmly seated in the slot 3 Rotate the card retention bracket towards the computer until it snaps into place 4 Close the side chass...

Page 28: ...side your computer After working inside your computer follow the instructions in After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Prerequisites 1 Remove the computer cover 2 Remove the front bezel Procedure 1 Remove the screw that secures the hard drive assembly to the side chassis 28 ...

Page 29: ...2 Open the side chassis 1 hard drive assembly 2 side chassis 3 screw 29 ...

Page 30: ...3 Disconnect the data cable and the power cable from the hard drive 1 hard drive 2 data cable 3 power cable 30 ...

Page 31: ...4 Slide the hard drive assembly out of the side chassis 1 hard drive assembly 2 side chassis 5 Remove the screws that secure the hard drive bracket to the hard drive 31 ...

Page 32: ...6 Lift the hard drive off the hard drive bracket 1 screws 4 2 hard drive bracket 3 hard drive 32 ...

Page 33: ...me page at www dell com regulatory_compliance Procedure 1 Place the hard drive in the hard drive bracket 2 Align the screw holes on the hard drive with the screw holes on the hard drive bracket 3 Replace the screws that secure the hard drive bracket to the hard drive 4 Slide the hard drive assembly into the side chassis 5 Connect the data cable and the power cable to the hard drive 6 Close the sid...

Page 34: ...r and follow the steps in Before working inside your computer After working inside your computer follow the instructions in After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Prerequisites 1 Remove the computer cover 2 Remove the front bezel 34 ...

Page 35: ...Procedure 1 Open the side chassis 1 side chassis 2 Disconnect the data cable and the power cable from the hard drive 35 ...

Page 36: ... tabs on the hard drive assembly and slide the hard drive assembly out of the side chassis 1 data cable 2 power cable 3 hard drive 4 Spread apart the hard drive bracket from one edge and lift the hard drive up 36 ...

Page 37: ...5 Slide and remove the hard drive from the hard drive bracket NOTE Note the orientation of the hard drive so that you can replace it correctly 1 hard drive bracket 2 hard drive 37 ...

Page 38: ... inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Procedure 1 Align the holes on the hard drive to the tabs on the hard drive bracket 2 Snap the hard drive into the hard drive bracket 3 Slide the hard drive assembly into the side chassis 4 Connect the data cable and power cable to the hard drive 5 Close the side chass...

Page 39: ...nd follow the steps in Before working inside your computer After working inside your computer follow the instructions in After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Prerequisites 1 Remove the computer cover 2 Remove the front bezel 39 ...

Page 40: ...Procedure 1 Open the side chassis 1 side chassis 2 If a 3 5 inch hard drive is installed disconnect the data and power cables from the drive 40 ...

Page 41: ...rom the optical drive 1 hard drive cable 2 hard drive 3 hard drive power cable 4 optical drive power cable 5 optical drive cable 6 optical drive 4 Close the side chassis 5 Remove the screw that secures the optical drive assembly to the side chassis 41 ...

Page 42: ...6 Gently slide the optical drive assembly out of the optical drive bay on the front of the chassis 1 side chassis 2 screw 3 optical drive assembly 42 ...

Page 43: ...at secure the optical drive bracket to the optical drive 1 screws 2 2 optical drive bracket 3 optical drive 8 Gently pull and disconnect the optical drive bezel from the optical drive 1 optical drive 2 optical drive bezel 43 ...

Page 44: ...tical drive bezel to the optical drive 2 Align the screw holes on the optical drive bracket with the screw holes on the optical drive 3 Replace the screws that secure the optical drive bracket to the optical drive 4 Slide the optical drive module into the optical drive bay through the front of the chassis 5 Replace the screw that secures the optical drive assembly to the chassis 6 Open the side ch...

Page 45: ...llow the instructions in After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance CAUTION Removing the coin cell battery resets the BIOS setup program s settings to default It is recommended that you note the BIOS setup program s settings before removing the coin cell battery Prerequisites 1 Remove the computer ...

Page 46: ...Procedure 1 Open the side chassis 1 side chassis 46 ...

Page 47: ...2 Using a plastic scribe pry the coin cell battery out of its socket 1 plastic scribe 2 coin cell battery 3 coin cell battery socket 47 ...

Page 48: ...ur computer follow the instructions in After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Procedure 1 With the positive side facing up insert the coin cell battery into the coin cell battery socket and snap the battery into place 2 Close the side chassis Post requisites 1 Replace the front bezel 2 Replace ...

Page 49: ...nd follow the steps in Before working inside your computer After working inside your computer follow the instructions in After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Prerequisites 1 Remove the computer cover 2 Remove the front bezel 49 ...

Page 50: ...n the side chassis 1 side chassis 2 Remove the screw that secures the wireless card to the system board 3 Slide the wireless card bracket off the wireless card 4 Disconnect the antenna cables from the wireless card 50 ...

Page 51: ...5 Slide and remove the wireless card from the wireless card slot 1 wireless card slot 2 wireless card 3 screw 4 wireless card bracket 5 antenna cables 51 ...

Page 52: ...low the instructions in After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Procedure 1 Align the notch on the wireless card with the tab on the wireless card slot 2 Slide the wireless card at an angle into the wireless card slot 3 Connect the antenna cables to the wireless card 4 Slide the wireless card br...

Page 53: ...he wireless card to the system board 1 tab 2 notch 3 wireless card 4 wireless card slot 5 antenna cables 6 wireless card bracket 7 screw 6 Close the side chassis Post requisites 1 Replace the front bezel 2 Replace the computer cover 53 ...

Page 54: ...uter After working inside your computer follow the instructions in After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Prerequisites 1 Remove the computer cover 2 Remove the front bezel 3 Remove the wireless card Procedure 1 Remove the antenna cables from the routing guides on the side chassis 54 ...

Page 55: ...2 Gently slide the antenna cables through the routing holes on the side chassis 1 antenna cables 2 routing guides 3 routing holes 2 3 Close the side chassis 55 ...

Page 56: ...4 Using a plastic scribe gently pry the antenna modules off the side chassis 1 antenna modules 2 2 plastic scribe 3 antenna cables 2 56 ...

Page 57: ... computer follow the instructions in After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Procedure 1 Adhere the antenna modules to the side chassis 2 Open the side chassis and route the antenna cables through the routing guides Post requisites 1 Replace the wireless card 2 Replace the front bezel 3 Replace ...

Page 58: ...r and follow the steps in Before working inside your computer After working inside your computer follow the instructions in After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Prerequisites 1 Remove the computer cover 2 Remove the front bezel 58 ...

Page 59: ...Procedure 1 Open the side chassis 1 side chassis 2 Disconnect the power button cable from the system board 59 ...

Page 60: ...3 Press down the tab on the power button and slide it out of the chassis 1 power button cable 2 tab 3 power button module 60 ...

Page 61: ...r working inside your computer follow the instructions in After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Procedure 1 Slide the power button into its socket 2 Connect the power button cable to the system board 3 Close the side chassis Post requisites 1 Replace the front bezel 2 Replace the computer cove...

Page 62: ...d follow the steps in Before working inside your computer After working inside your computer follow the instructions in After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Prerequisites 1 Remove the computer cover 2 Remove the front bezel 62 ...

Page 63: ...Procedure 1 Remove the screws that secure the chassis fan to the chassis 1 chassis 2 screws 4 63 ...

Page 64: ...2 Open the side chassis 1 side chassis 3 Disconnect the chassis fan cable from the system board 64 ...

Page 65: ...4 Remove the chassis fan from the chassis 1 chassis fan 2 chassis fan cable 65 ...

Page 66: ...in After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Procedure 1 Align the screw holes on the chassis fan with the screw holes on the chassis 2 Replace the screws that secure the chassis fan to the chassis 3 Connect the chassis fan cable to the system board 4 Close the side chassis Post requisites 1 Repla...

Page 67: ...ter and follow the steps in Before working inside your computer After working inside your computer follow the instructions in After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Prerequisites 1 Remove the computer cover 2 Remove the front bezel 67 ...

Page 68: ...Procedure 1 Open the side chassis 1 side chassis 2 Disconnect the lighting cable from the system board 3 Remove the lighting cable from the routing guides on the chassis 68 ...

Page 69: ...4 Slide the cable out through the side chassis and close the side chassis 1 lighting cable 2 routing guides 5 Remove the screws that secure the lighting module to the chassis 69 ...

Page 70: ...6 Lift the lighting module along with its cable off the chassis 1 lighting module 2 screws 2 3 lighting cable 70 ...

Page 71: ...es see the Regulatory Compliance home page at www dell com regulatory_compliance Procedure 1 Align the screw holes on the lighting modules with the screw holes on the chassis 2 Replace the screws that secure the lighting module to the chassis 3 Slide the cable through the side chassis and open the side chassis 4 Route the lighting cable through the routing guides on the chassis 5 Connect the light...

Page 72: ... and follow the steps in Before working inside your computer After working inside your computer follow the instructions in After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Prerequisites 1 Remove the computer cover 2 Remove the front bezel 72 ...

Page 73: ...Procedure 1 Open the side chassis 1 side chassis 2 Press the securing clips and disconnect the power cables from the system board 73 ...

Page 74: ...the power cables from the routing guides 1 securing clips 2 2 routing guides 3 power cable 4 Remove the screws that secure the power supply unit to the chassis 5 Press the clamp and release the power supply unit from the chassis 74 ...

Page 75: ...6 Slide and lift the power supply unit off the chassis 1 clamp 2 power cables 3 power supply unit 4 screws 3 75 ...

Page 76: ...est practices see the Regulatory Compliance home page at www dell com regulatory_compliance Procedure 1 Slide the power supply towards the back of the chassis 2 Align the screw holes on the power supply unit with the screw holes on the chassis 3 Replace the screws that secure the power supply unit to the chassis 4 Route the power cables through the routing guide and connect the power cables to the...

Page 77: ...nd follow the steps in Before working inside your computer After working inside your computer follow the instructions in After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Prerequisites 1 Remove the computer cover 2 Remove the front bezel 77 ...

Page 78: ...Procedure 1 Open the side chassis 1 side chassis 2 Disconnect the processor fan cable from the system board 3 Remove the screws that secure the processor fan to the heat sink 78 ...

Page 79: ...4 Lift the processor fan off the heat sink 1 processor fan 2 screws 4 3 processor fan cable 79 ...

Page 80: ... After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Procedure 1 Align the screw holes on the processor fan with the screw holes on the heat sink 2 Replace the screws that secure the processor fan to the heat sink 3 Connect the processor fan cable to the heat sink 4 Close the side chassis Post requisites 1 ...

Page 81: ...ce home page at www dell com regulatory_compliance WARNING The heat sink may become hot during normal operation Allow sufficient time for the heat sink to cool before you touch it CAUTION For maximum cooling of the processor do not touch the heat transfer areas on the heat sink The oils in your skin can reduce the heat transfer capability of the thermal grease Prerequisites 1 Remove the computer c...

Page 82: ...2 Lift the heat sink off the system board 1 heat sink 2 captive screws 4 82 ...

Page 83: ...orrect alignment of the heat sink can damage the system board and processor NOTE The original thermal grease can be reused if the original system board and heat sink are reinstalled together If either the system board or the heat sink is replaced use the thermal pad provided in the kit to ensure that thermal conductivity is achieved Procedure 1 Align the captive screws on the heat sink with the sc...

Page 84: ...er the Service Tag in the BIOS setup program after you replace the system board NOTE Replacing the system board removes any changes you have made to the BIOS using the BIOS setup program You must make the desired changes again after you replace the system board NOTE Before disconnecting the cables from the system board note the location of the connectors so that you can reconnect the cables correc...

Page 85: ... power cable 3 routing guide 4 lighting cable 5 drive power cable 6 optical drive cable 7 hard drive cable 8 power cable 3 Remove the screw that secures the I O cover to the chassis and lift the cover off the system board 4 Remove the screws that secure the system board to the chassis 85 ...

Page 86: ...5 Starting from the edge near the memory module slots gently lift the system board off the chassis 1 system board 2 screws 7 3 I O cover 86 ...

Page 87: ...es any changes you have made to the BIOS using the BIOS setup program You must make the desired changes again after you replace the system board Procedure 1 Align the screw holes on the system board with the screw holes on the chassis 2 Gently place the system board onto the chassis 3 Replace the screws that secure the system board to the chassis 4 Align the screw hole on the I O cover with the sc...

Page 88: ...or restart your computer 2 During POST when the DELL logo is displayed watch for the F2 prompt to appear and then press F2 immediately NOTE The F2 prompt indicates that the keyboard has initialized This prompt can appear very quickly so you must watch for it and then press F2 If you press F2 before the F2 prompt this keystroke is lost If you wait too long and the operating system logo appears cont...

Page 89: ...side chassis 2 Remove the jumper plug from pins 2 and 3 and replace it on pins 1 and 2 3 Wait for 5 seconds 4 Remove the jumper plug from pins 1 and 2 and replace it on pins 2 and 3 1 jumper plug 2 pin 1 3 pin 2 4 pin 3 5 Close the side chassis Post requisites 1 Replace the front bezel 89 ...

Page 90: ...mputer After working inside your computer follow the instructions in After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Prerequisites 1 Remove the computer cover 2 Remove the front bezel Procedure 1 Open the side chassis 2 Remove the jumper plug from pins 2 and 3 and replace it on pins 1 and 2 3 Wait for 5...

Page 91: ...move the jumper plug from pins 1 and 2 and replace it on pins 2 and 3 1 jumper plug 2 pin 1 3 pin 2 4 pin 3 5 Close the side chassis Post requisites 1 Replace the front bezel 2 Replace the computer cover 91 ...

Page 92: ...have the Service Tag use the auto detect feature or manually browse for your computer model 4 Click Drivers downloads 5 Select the operating system installed on your computer 6 Scroll down the page and expand BIOS 7 Click Download File to download the latest version of the BIOS for your computer 8 Save the file and once the download is complete navigate to the folder where you saved the BIOS updat...

Page 93: ...ows 8 1 and Windows 10 In Windows search type Help and Support and press Enter Accessing help in Windows 7 Click Start Help and Support Online help for operating system www dell com support windows www dell com support linux Troubleshooting information user manuals setup instructions product specifications technical help blogs drivers software updates and so on www dell com support Learn about you...

Page 94: ...see www dell com contactdell NOTE Availability varies by country and product and some services may not be available in your country NOTE If you do not have an active internet connection you can find contact information on your purchase invoice packing slip bill or Dell product catalog 94 ...

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