Dell ChengMing 3980 Service Manual Download Page 70

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c Tilt the system board.

Removing and installing components

Summary of Contents for ChengMing 3980

Page 1: ...ChengMing 3980 Service Manual Regulatory Model D19M Regulatory Type D19M005 ...

Page 2: ...amage to hardware or loss of data and tells you how to avoid the problem WARNING A WARNING indicates a potential for property damage personal injury or death 2018 Dell Inc or its subsidiaries All rights reserved Dell EMC and other trademarks are trademarks of Dell Inc or its subsidiaries Other trademarks may be trademarks of their respective owners 2018 04 Rev A00 ...

Page 3: ... same time as touching a connector on the back of the computer CAUTION Handle components and cards with care Do not touch the components or contacts on a card Hold a card by its edges or by its metal mounting bracket Hold a component such as a processor by its edges not by its pins CAUTION When you disconnect a cable pull on its connector or on its pull tab not on the cable itself Some cables have...

Page 4: ...periodically touching an unpainted metal surface at the same time as touching a connector on the back of the computer After working inside your computer After you complete any replacement procedure ensure that you connect any external devices cards and cables before turning on your computer 1 Connect any telephone or network cables to your computer CAUTION To connect a network cable first plug the...

Page 5: ...ically 10 times faster than its predecessor In a nutshell USB 3 1 Gen 1 features are as follows Higher transfer rates up to 5 Gbps Increased maximum bus power and increased device current draw to better accommodate power hungry devices New power management features Full duplex data transfers and support for new transfer types Backward USB 2 0 compatibility New connectors and cable The topics below...

Page 6: ...1 Gen 1 opens up the laneways and provides more headroom for devices to deliver a better overall experience Where USB video was barely tolerable previously both from a maximum resolution latency and video compression perspective it s easy to imagine that with 5 10 times the bandwidth available USB video solutions should work that much better Single link DVI requires almost 2Gbps throughput Where 4...

Page 7: ...1 4 Features HDMI Ethernet Channel Adds high speed networking to an HDMI link allowing users to take full advantage of their IP enabled devices without a separate Ethernet cable Audio Return Channel Allows an HDMI connected TV with a built in tuner to send audio data upstream to a surround audio system eliminating the need for a separate audio cable 3D Defines input output protocols for major 3D v...

Page 8: ...ver is for screws 2 4 Screw size list Table 2 Vostro 3470 Component Screw type Quantity Image Color System board 6 32xL6 35 8 Black Power Supply Unit 6 32xL6 35 4 Cover 6 32xL6 35 2 Front IO bracket 6 32xL6 35 1 PCI bracket 6 32xL6 35 1 Standoff for M 2 SSD 6 32xL4 8 1 Silver 3 5 hard drive 6 32xL3 6 4 Silver 2 5 hard drive M3xL3 5 2 Silver M 2 SSD card M2 x 3 5 1 Slim optical drive M2x2 2 Black 3...

Page 9: ...nector Blue color 7 HDD_ODD_PowerCable Connector SATA_PWR 8 Internal USB connector WF_BT_USB 9 ATX Power Connector ATX_SYS 10 Service Mode Password clear CMOS clear Jumper 11 M 2 PCIe SATA 1 Connector 12 PCI Connector SLOT4 13 PCI Connector SLOT3 14 PCI e X16 Connector SLOT2 15 PCI e X1 Connector SLOT1 16 CPU Power Connector ATX_CPU 17 Processor Socket CPU 18 CPU Fan Connector FAN_CPU 19 Memory Co...

Page 10: ...fore working inside your computer 2 To remove the cover a Remove the two 6 32xL6 35 screws that secure the cover to the computer 1 b Slide the cover towards the back of your system 2 c Lift the cover from the system 3 10 Removing and installing components ...

Page 11: ...Installing the cover 1 Place the cover on the computer Removing and installing components 11 ...

Page 12: ...2 Slide the computer cover towards the front of the chassis until it is fully engaged 1 3 Replace the two 6 32xL6 35 screws to secure the computer cover 2 12 Removing and installing components ...

Page 13: ... procedure in Before working inside your computer 2 Remove the cover 3 To remove the front bezel a Pry the front bezel retention clips away from the chassis 1 b Rotate the bezel away from the computer to release the hooks on the opposite edge of the bezel from the chassis 2 Removing and installing components 13 ...

Page 14: ...c Lift the chassis and remove the front bezel from the computer 14 Removing and installing components ...

Page 15: ... the hooks along the bottom edge of the front bezel into the slots on the chassis front 1 2 Push the bezel toward the computer to engage the front bezel retention clips until they click into place 2 Removing and installing components 15 ...

Page 16: ... drive Removing the 3 5 inch hard drive 1 Follow the procedure in Before working inside your computer 2 Remove the a cover b front bezel 3 To remove the 3 5 inch hard drive a Disconnect the hard drive data cable and power cable from the hard drive 1 16 Removing and installing components ...

Page 17: ...b Remove the four screws 6 32xL3 6 that secure the hard drive to the computer Removing and installing components 17 ...

Page 18: ...c Slide and lift the hard drive away from the computer 18 Removing and installing components ...

Page 19: ...Installing the 3 5 inch hard drive 1 Insert the 3 5 inch hard drive into the slot on the computer Removing and installing components 19 ...

Page 20: ...2 Tighten the four screws 6 32xL3 6 to secure the hard drive to the computer 20 Removing and installing components ...

Page 21: ...3 Connect the hard drive data cable and power cable to the hard drive Removing and installing components 21 ...

Page 22: ... computer Removing the 2 5 inch hard drive 1 Follow the procedure in Before working inside your computer 2 Remove the a cover b front bezel 3 To remove the 2 5 inch hard drive a Disconnect the hard drive data cable and power cable from the hard drive 22 Removing and installing components ...

Page 23: ...b Remove the two screws M3L3 5 that secure the hard drive to the computer Removing and installing components 23 ...

Page 24: ...c Slide and lift the hard drive away from the computer 24 Removing and installing components ...

Page 25: ...Installing the 2 5 inch hard drive 1 Insert the 2 5 inch hard drive into the slot on the computer Removing and installing components 25 ...

Page 26: ...2 Tighten the two screws M3L3 5 to secure the hard drive to the computer 26 Removing and installing components ...

Page 27: ...3 Connect the hard drive data cable and power cable to the hard drive Removing and installing components 27 ...

Page 28: ... optical drive 1 Follow the procedure in Before working inside your computer 2 Remove the a cover 3 To remove the optical drive a Disconnect the optical drive data and the power cable from the optical drive 1 b Remove the two screws M2 x 2 that secure the optical drive to the computer 2 28 Removing and installing components ...

Page 29: ...c Push the optical drive from the inside of the system and pull the optical drive out of the computer 3 Removing and installing components 29 ...

Page 30: ...Installing the optical drive 1 Insert the optical drive into the slot on the computer 30 Removing and installing components ...

Page 31: ...2 Tighten the two screws M2 x 2 to secure the optical drive o the computer 1 3 Connect the optical drive data cable and power cable to the optical drive 2 Removing and installing components 31 ...

Page 32: ... Removing the M 2 SSD card 1 Follow the procedure in Before working inside your computer 2 Remove the cover 3 To remove the M 2 PCIe SSD a Remove the screw M2 x 3 5 that secures the M 2 SSD card to the system board 1 b Slide and lift the SSD from the system 2 32 Removing and installing components ...

Page 33: ...alling the M 2 SSD card 1 Slide the M 2 SSD card into the connector on the system board 1 2 Replace the screw M2 x 3 5 to secure the M 2 SSD card to the system board 2 Removing and installing components 33 ...

Page 34: ...inside your computer Cooling shroud Removing the cooling shroud 1 Follow the procedure in Before working inside your computer 2 Remove the a cover 3 To remove the cooling shroud a Hold the touch points and pry the edges 1 2 34 Removing and installing components ...

Page 35: ...b Lift the cooling shroud away from the computer 3 Removing and installing components 35 ...

Page 36: ...ng the cooling shroud 1 Align the tabs on the cooling shroud with the securing slots on the computer and lower the cooling shroud into the chassis until it is firmly seated 36 Removing and installing components ...

Page 37: ... supply unit Removing the power supply unit 1 Follow the procedure in Before working inside your computer 2 Remove the a cover b cooling shroud 3 To disconnect the cables a Press the tab of the 4 pin power cables and disconnect it from the system board Removing and installing components 37 ...

Page 38: ...b Release the cables from the metal and plastic clips 1 2 3 38 Removing and installing components ...

Page 39: ...the PSU cable from the metal clip 1 press the tab of the 8 pin power cables and disconnect it from the system board 2 and then remove 4 screws 6 32xL6 35 to release the PSU 3 Removing and installing components 39 ...

Page 40: ...4 Slide and lift the PSU from the computer 40 Removing and installing components ...

Page 41: ...Installing the power supply unit 1 Place the power supply unit in the chassis and slide towards the back of the system to secure it Removing and installing components 41 ...

Page 42: ...ur screws 6 32xL6 35 at the back of the computer to secure power supply 1 3 Route the power cables through the chassis clips 2 4 Connect the 8 pin power cable to the system board 3 42 Removing and installing components ...

Page 43: ...5 Secure the cables with the metal and plastic clips 1 2 3 Removing and installing components 43 ...

Page 44: ...6 Connect the 4 pin power cable to the system board 44 Removing and installing components ...

Page 45: ...moving the speaker 1 Follow the procedure in Before working inside your computer 2 Remove the a cover b front bezel 3 To remove the speaker a Disconnect the speaker cable from system board 1 b Press the securing tab on the speaker and remove the speaker from the chassis 2 3 Removing and installing components 45 ...

Page 46: ...Installing the speaker 1 Slide the speaker module into the slot 1 2 Connect the speaker cable to the system board 1 46 Removing and installing components ...

Page 47: ...uter Heat sink assembly Removing the heat sink assembly 1 Follow the procedure in Before working inside your computer 2 Remove the a cover b cooling shroud 3 To remove the heat sink assembly a Disconnect the fan cable from the connector on the system board Removing and installing components 47 ...

Page 48: ...b Loosen the M3 screws in a sequential order 1 2 3 4 c Lift the heat sink assembly away from the computer 48 Removing and installing components ...

Page 49: ...n the heat sink assembly with screw holders and place the heat sink assembly on the system board 2 Tighten the M3 screws in a sequential order to secure the heat sink assembly to the system board 1 2 3 4 Removing and installing components 49 ...

Page 50: ...3 Connect the fan cable to the connector on the system board 50 Removing and installing components ...

Page 51: ...odules Removing the memory module 1 Follow the procedure in Before working inside your computer 2 Remove the cover 3 To remove the memory module a Pull the clips securing the memory module until the memory module pops up 1 b Lift the memory module from the system board 2 Removing and installing components 51 ...

Page 52: ...mory module 1 Align the memory module with the connector on the system board 1 and insert the memory module into the memory module socket until the clips secure the memory module 2 52 Removing and installing components ...

Page 53: ...card Removing the expansion card 1 Follow the procedure in Before working inside your computer 2 Remove the cover 3 To remove the expansion card a Remove the screw 6 32xL6 35 that secures the PCI bracket to the computer 1 b Pull the PCI bracket downward 2 Removing and installing components 53 ...

Page 54: ...c Push the release tab 1 and lift the expansion card from the system board 2 54 Removing and installing components ...

Page 55: ...Installing the expansion card 1 Insert the expansion card in the connector on the system board and press down until it is secured Removing and installing components 55 ...

Page 56: ...2 Push the PCI bracket back to its position 1 3 Replace the screw 6 32xL6 35 that secures the PCI bracket to the computer 2 56 Removing and installing components ...

Page 57: ...6 35 that secures the PCI bracket to the computer 1 2 Pull the metal card retension latch downward 2 3 To remove the PCIe brackets as shown below insert a flathead screwdriver in the hole of PCIe bracket and repeatedly spin screwdriver from 0 45 degrees to release the bracket 3 and then lift the bracket out from your computer Removing and installing components 57 ...

Page 58: ...4 Insert the PCIe expansion card to the connector on the system board 58 Removing and installing components ...

Page 59: ...procedure in After working inside your computer WLAN module Removing the WLAN module 1 Follow the procedure in Before working inside your computer 2 Remove the cover 3 To remove the expansion card a Disconnect the WLAN module cable from the connector on the system board 1 b Remove the screw 6 32xL6 35 that secures the PCI bracket to the computer 2 c Pull the PCI bracket downward 3 Removing and ins...

Page 60: ...d Lift the WLAN module from the system board 60 Removing and installing components ...

Page 61: ...Installing the WLAN module 1 Insert the WLAN module in the connector on the system board and press until it is secured Removing and installing components 61 ...

Page 62: ...n latch back to its position 1 3 Tighten the screw 6 32xL6 35 that secures the metal card retention latch to the computer 2 4 Connect the WLAN module cable to the connector on the system board 3 62 Removing and installing components ...

Page 63: ... 1 Follow the procedure in Before working inside your computer 2 Remove the cover 3 To remove the coin cell battery a Press the coin cell battery on the open space of the socket using your finger so that the battery pops up from the socket 1 b Lift the coin cell battery out of the computer 2 Removing and installing components 63 ...

Page 64: ...Installing the coin cell battery 1 Place the coin cell battery in its slot on the system board 1 and press until it snaps in place 2 64 Removing and installing components ...

Page 65: ...e a cover b cooling shroud c heat sink assembly 3 To remove the processor a Press the release lever down and then move it outward to release it from the retention hook 1 2 CAUTION The processor socket pins are fragile and can be permanently damaged Be careful not to bend the pins in the processor socket when removing the processor out of the socket Removing and installing components 65 ...

Page 66: ...n the processor socket Ensure the processor is properly seated 1 CAUTION Do not use force to seat the processor When the processor is positioned correctly it engages easily into the socket 2 Lower the processor cover 2 3 Press the release lever down and then move it inward to secure it with the retention hook 3 66 Removing and installing components ...

Page 67: ...procedure in After working inside your computer System board Removing the system board 1 Follow the procedure in Before working inside your computer 2 Remove the a cover b front bezel c M 2 SSD card d cooling shroud e heat sink assembly Removing and installing components 67 ...

Page 68: ...nnector on the sytem board 1 b Remove the screw 6 32xL6 35 that secures the I O panel cover to the computer 2 c Slide the I O panel cover 3 4 Unroute the PSU cable 1 disconnect the power supply unit cable hard drive power cable and data cable optical drive power cable and speaker cable 2 3 4 5 68 Removing and installing components ...

Page 69: ...em board a Remove the eight screws 6 32xL6 35 and one standoff screw 6 32xL4 8 that secure the system board to the computer 1 b Push the system board towards the front of the system 2 Removing and installing components 69 ...

Page 70: ...c Tilt the system board 70 Removing and installing components ...

Page 71: ...d Lift the system board from the system Removing and installing components 71 ...

Page 72: ...Installing the system board 1 Align the system board to the port connectors on the rear of the chassis and place the system board in the chassis 72 Removing and installing components ...

Page 73: ...2 Replace the eight screws 6 32xL6 35 and one standoff screw 6 32xL4 8 that secure the system board to the chassis Removing and installing components 73 ...

Page 74: ...l drive cable speaker cable and hard drive data cable and power cable 1 2 3 4 Route the PSU cable through the metal clip and connect the power supply unit cable to the system board 4 5 74 Removing and installing components ...

Page 75: ...ce the front IO bracket 6 Replace the screw 6 32xL6 35 that secures the front IO bracket to the computer 2 7 Connect the PSU cable to the connector on the sytem board 3 Removing and installing components 75 ...

Page 76: ... b coin cell battery c memory module d expansion card e heat sink assembly f cooling shroud g M 2 SATA SSD h front bezel i cover 9 Follow the procedure in After working inside your computer 76 Removing and installing components ...

Page 77: ...ssessment ePSA Diagnostic 3 0 You can invoke the ePSA diagnostics by either of the following ways Press the F12 key when the system posts and choose ePSA or Diagnostics option on One Time Boot Menu Press and hold Fn Function key on keyboard and Power On PWR the system System error messages Table 4 System error messages System message Description Alert Previous attempts at booting this system have ...

Page 78: ...oot device Enter system setup and ensure that the boot sequence information is correct No timer tick interrupt A chip on the system board might be malfunctioning or motherboard failure NOTICE Hard Drive SELF MONITORING SYSTEM has reported that a parameter has exceeded its normal operating range Dell recommends that you back up your data regularly A parameter out of range may or may not indicate a ...

Page 79: ...port and service options Availability varies by country and product and some services may not be available in your area To contact Dell for sales technical support or customer service issues 1 Go to Dell com support 2 Select your support category 3 Verify your country or region in the Choose a Country Region drop down list at the bottom of the page 4 Select the appropriate service or support link ...

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