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Dell Inspiron 3656, Service Manual, Page: 87 / 97

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Dell Inspiron 3656 Service Manual Download Page 87

2 

Note the routing and move the cables away from the system board.

1

chassis-fan cable

2

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.

87

Summary of Contents for Inspiron 3656

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

Page 2: ... the problem WARNING A WARNING indicates a potential for property damage personal injury or death 2016 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 respecti...

Page 3: ...ur computer 12 Technical overview 13 System board components 13 Removing the computer cover 15 Procedure 15 Replacing the computer cover 16 Procedure 16 Removing the front bezel 17 Prerequisites 17 Procedure 17 Replacing the front bezel 19 Procedure 19 Post requisites 19 Removing the memory modules 20 Prerequisites 20 Procedure 21 3 ...

Page 4: ...edure 29 Postrequisites 29 Removing the 3 5 inch hard drive 30 Prerequisites 30 Procedure 30 Replacing the 3 5 inch hard drive 35 Procedure 35 Post requisites 35 Removing the 2 5 inch hard drives 36 Prerequisites 36 Procedure 37 Replacing the 2 5 inch hard drives 40 Procedure 40 Post requisites 40 Replacing the optical drive 41 Prerequisites 41 Procedure 42 4 ...

Page 5: ...ery 50 Procedure 50 Post requisites 50 Removing the wireless card 51 Prerequisites 51 Procedure 52 Replacing the wireless card 54 Procedure 54 Post requisites 55 Removing the antenna modules 56 Prerequisites 56 Procedure 56 Replacing the antenna modules 59 Procedure 59 Post requisites 59 Removing the power button module 60 Prerequisites 60 Procedure 61 5 ...

Page 6: ...edure 68 Post requisites 68 Removing the front panel light board 69 Prerequisites 69 Procedure 70 Replacing the front panel light board 73 Procedure 73 Post requisites 73 Removing the power supply unit 74 Prerequisites 74 Procedure 75 Replacing the power supply unit 78 Procedure 78 Postrequisites 78 Removing the processor fan 79 Prerequisites 79 Procedure 80 6 ...

Page 7: ...ost requisites 85 Removing the system board 86 Prerequisites 86 Procedure 86 Replacing the system board 89 Procedure 89 Post requisites 89 BIOS setup program 90 Overview 90 Entering BIOS setup program 90 Clearing Forgotten Passwords 91 Prerequisites 91 Procedure 91 Post requisites 92 Clearing CMOS Settings 93 Prerequisites 93 Procedure 93 Post requisites 94 7 ...

Page 8: ...Flashing the BIOS 95 Getting help and contacting Dell 96 Self help resources 96 Contacting Dell 97 8 ...

Page 9: ...ifferent 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 computer 6 Remove any me...

Page 10: ...Dell 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...

Page 11: ... Plastic scribe 11 ...

Page 12: ...nsure that no stray screws remain inside your computer 2 Connect any external devices peripherals or cables you removed before working on your computer 3 Replace any media cards discs or 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 12 ...

Page 13: ...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 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 connect...

Page 14: ...9 processor fan cable connector 10 optical drive hard drive 2 data cable connector 11 wireless card slot 12 hard drive data cable connector 13 processor 14 PCI e x16 slot 15 PCI e x1 slot 14 ...

Page 15: ...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 16: ...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 16 ...

Page 17: ...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 17 ...

Page 18: ...3 Gently rotate and pull the front bezel away from the chassis 1 chassis 2 front bezel tabs 3 3 front bezel 18 ...

Page 19: ...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 20: ...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 20 ...

Page 21: ...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 21 ...

Page 22: ...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 22 ...

Page 23: ... 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 23 ...

Page 24: ...e into the memory module 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 24 ...

Page 25: ...Post requisites 1 Replace the front bezel 2 Replace the computer cover 25 ...

Page 26: ...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 26 ...

Page 27: ...Procedure 1 Open the side chassis 1 side chassis 2 Open the card retention bracket 27 ...

Page 28: ...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 28 ...

Page 29: ... 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 30: ...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 30 ...

Page 31: ...2 Open the side chassis 1 hard drive assembly 2 side chassis 3 screw 31 ...

Page 32: ...3 Disconnect the data cable and the power cable from the hard drive 1 hard drive 2 data cable 3 power cable 32 ...

Page 33: ...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 33 ...

Page 34: ...6 Lift the hard drive off the hard drive bracket 1 screws 4 2 hard drive bracket 3 hard drive 34 ...

Page 35: ...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 36: ...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 36 ...

Page 37: ...Procedure 1 Open the side chassis 1 side chassis 2 Disconnect the data cable and the power cable from the hard drive 37 ...

Page 38: ... 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 38 ...

Page 39: ...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 39 ...

Page 40: ... 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 41: ...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 41 ...

Page 42: ...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 42 ...

Page 43: ...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 43 ...

Page 44: ...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 44 ...

Page 45: ...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 45 ...

Page 46: ...ical 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 cha...

Page 47: ...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 48: ...Procedure 1 Open the side chassis 1 side chassis 48 ...

Page 49: ...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 49 ...

Page 50: ...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 51: ...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 51 ...

Page 52: ...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 52 ...

Page 53: ...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 53 ...

Page 54: ...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 55: ...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 55 ...

Page 56: ...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 56 ...

Page 57: ...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 57 ...

Page 58: ...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 58 ...

Page 59: ... 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 60: ...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 60 ...

Page 61: ...Procedure 1 Open the side chassis 1 side chassis 2 Disconnect the power button cable from the system board 61 ...

Page 62: ...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 62 ...

Page 63: ...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 64: ...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 64 ...

Page 65: ...Procedure 1 Remove the screws that secure the chassis fan to the chassis 1 chassis 2 screws 4 65 ...

Page 66: ...2 Open the side chassis 1 side chassis 3 Disconnect the chassis fan cable from the system board 66 ...

Page 67: ...4 Remove the chassis fan from the chassis 1 chassis fan 2 chassis fan cable 67 ...

Page 68: ...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 69: ...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 69 ...

Page 70: ...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 70 ...

Page 71: ...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 71 ...

Page 72: ...6 Lift the lighting module along with its cable off the chassis 1 lighting module 2 screws 2 3 lighting cable 72 ...

Page 73: ...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 74: ... 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 74 ...

Page 75: ...Procedure 1 Open the side chassis 1 side chassis 2 Press the securing clips and disconnect the power cables from the system board 75 ...

Page 76: ...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 76 ...

Page 77: ...6 Slide and lift the power supply unit off the chassis 1 clamp 2 power cables 3 power supply unit 4 screws 3 77 ...

Page 78: ...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 79: ...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 79 ...

Page 80: ...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 80 ...

Page 81: ...4 Lift the processor fan off the heat sink 1 processor fan 2 screws 4 3 processor fan cable 81 ...

Page 82: ... 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 83: ...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 84: ...2 Lift the heat sink off the system board 1 heat sink 2 captive screws 4 84 ...

Page 85: ...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 86: ... 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 appropriate 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 corr...

Page 87: ...stem board 1 chassis fan cable 2 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 87 ...

Page 88: ... Remove the screws that secure the system board to the chassis 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 88 ...

Page 89: ... any changes you have made to the BIOS using the BIOS setup program You must make the appropriate 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 ...

Page 90: ...ystem configuration information Set or change a user selectable option such as the user password type of hard drive installed enabling or disabling base devices and so on Entering BIOS setup program 1 Turn on 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 is initia...

Page 91: ... 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 seconds 91 ...

Page 92: ...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 92 ...

Page 93: ...rking 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 seconds 93 ...

Page 94: ...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 94 ...

Page 95: ...o not have the Service Tag use the auto detect feature or manually browse for your computer model 4 Click Drivers downloads Find it myself 5 Select the operating system installed on your computer 6 Scroll down the page and expand BIOS 7 Click Download to download the latest version of the BIOS for your computer 8 After the download is complete navigate to the folder where you saved the BIOS update...

Page 96: ...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 97: ...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 97 ...

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