Acer Aspire 1400 Service Guide
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Chapter 355 This chapter contains step-by-step procedures on how to disassemble the notebook computer for maintenance and troubleshooting. To disassemble the computer, you need the following tools: !Wrist grounding strap and conductive mat for preventing electrostatic discharge !Philips screw driver !Flat blade screwdriver !Tw e e z e r s !Nut screwdriver NOTE: The screws for the different components vary in size. During the disassembly process, group the screws with the corresponding components to avoid mismatch when putting back the components. When you remove the stripe cover, please be careful not to scrape the cover. Chapter 3 Machine Disassembly and Replacement
56Chapter 3 General Information Before You Begin Before proceeding with the disassembly procedure, make sure that you do the following: 1.Turn off the power to the system and all peripherals. 2.Unplug the AC adapter and all power and signal cables from the system. 3.Remove the battery pack. 4.The two screws that secure the power board LS-1257 on the upper case are M2.5x4. Please make sure you use the right screws. Otherwise, other screws that are too long may damage the main board as you secure the power board to the upper case. NOTE: Aspire 1400 uses mylar or tape to fasten the FFC/FPC/connectors/cable, you may need to tear the tape or mylar before you disconnect different FFC/FPC/connectors.
Chapter 357 Disassembly Procedure Flowchart The flowchart on the succeeding page gives you a graphic representation on the entire disassembly sequence and instructs you on the components that need to be removed during servicing. For example, if you want to remove the system board, you must first remove the keyboard, then disassemble the inside assembly frame in that order. Start Battery HDD ModuleAntenna Covers DisconnectFDD FPC FDD Module Stripe Cover Ex2 Ex1 RAM Door Ex4 Optical Drive Ex1Ex2 EMI Bar Disconnect coaxial cable LCD Module Main Unit (Please see next page) Optical Panel FDD FPC Panasoni: Ex2 MIT: GX2Ax2 Jx4 HDD Drive HDD EMI Plate Jx2 Disconenct Keyboard FFC Ex2 LCD Bezel Ex2 Wireless LAN Card Optical BracketKeyboard HDD Connector FDD Panel LCD BracketX2Gx8 LCD Assembly LCD Inverter Ex6 Dx2 Ex1 LCD HingeX2LCD coaxial cable Ex4Ex1 LED power board LS- 1257Ex2 Fx4
58Chapter 3 Screw List ItemDescription A Screwlock, 6NUT B Screw, M1.7X2.5L C Screw, TPB2.0X4 D Screw, M2.5X3 E Screw, M2.5X4 F Screw, M2.5X8 GScrew, M2X3 HScrew, M2X4 IScrew, M2X6 JScrew, M3X3 Main Unit Fx7 Ex2 Ex12 Fx5 Logic UpperLogic Lower Speakers Ex2 Main Board HeatsinkOptical BracketPCMCIA SlotD-sub BracketModem CardFanHx3 Ex2 Ex4 Hx4 Ix4 Ax4 CPU CPU Support BracketCPU Support Plate Ex4 Ex3 Ex4 LCD Hinge Saddles EMI Shielding Ex5 LED Board Assy Touchpad Bracket Touchpad / Touchpad FFC FDD FFCTouchpad 22pins FFC LED Board FFCLED BracketLED Board Disconnect LED board FFC/ Disconnect touchpad FFC Ex2 Touchpad BoardEx1 Ex2 Ex2
Chapter 359 Removing the Battery Pack 1.Slide the battery latch to the left. 2.Then remove the battery.
60Chapter 3 Removing the HDD Module/FDD Module/RAM Door and O ptical D rive 1.Remove the two screws that secure the HDD module. 2.Then take the HDD module away. 3.Disconnect the FDD FPC. Then turn out the screw that secure the FDD module. Push the FDD module out. 4.Turn out the four screws on the RAM door. Then remove the RAM door. 5.Next, remove the screw that secure the optical drive. Push and take the optical drive away.
Chapter 361 Removing the LCD Module/the Power Board and the Keyboard Removing the LCD Module 1.Remove the two (one on each side) screws holding the LCD antenna covers. 2.Then take away the antenna cover. 3.Open the LCD to an angle of 95 degree from the main unit. Then remove the strip cover (middle cover). 4.Turn out the two screws on the rear panel.One on each side. 5.Then remove the two screws on the button panel. One on the left and the other on the right. 6.Remove the screw that secure the EMI bar. Then remove the EMI bar. 7.Disconnect the coaxial cable connector. 8.Then, you can remove the entire LCD module. Removing the Power Board and the Keyboard 1.Remove the two screws holding the power board.Then remove the power board. 2.Turn out the two (one on each side) screws that secure the keyboard. 3.Disconnect the keyboard FFC. After disconnect the keyboard connector then remove the keyboard.
62Chapter 3 Disassembling the Main Unit Separate the main unit into the logic upper and the logic lower assembly 1.Disconnect the FFC. 2.Disconnect the FDD FPC.. 3.Remove the 7 screws on the upper case. 4.Turn out one screw on the rear panel. 5.Then remove the two (one on each side) screws on the button pane... 6.Remove the 5 screw on the right panel. 7.Then separate the logic upper from the logic lower. Disassembling the logic upper 1.Turn out the seven holding the right and the hinge saddles. Then remove the hinge saddles. 2.Remove the five screws that secure the EMI shielding. Then remove the EMI shielding.
Chapter 363 3.Disconnect the LED board FFC. 4.Tear off the aluminum foil on the LEd board. 5.Remove the two screws holding the LED board assembly. 6.Then remove the two screws that secure the LED baord to the LED board bracket. Then you can remove the LED board from the bracket.. 7.Disconnect the LED board FFC. 8.Disconnect touchpad FFC from the touchpad. 9.Slide the touchpad bracket to left then remove the touchpad bracket. Then you can remove the touchpad (with touchpad FFC) from the upper case. 10.Disconnect the touchpad FFC. 11 .Remove the screw that holds the touchpad board. . 12.Take away the touchpad board from the upper case. 13.Disconnect LED 22 pins FFC from touchpad board. 14.Disconnect the FDD FPC.
64Chapter 3 Disassembling the logic lower 1.Pull the Dimm socket with fingers gentlely and take out the memory from the DIMM socket. 2.Release the tape that fasten the speakers’ wire. 3.Disconnect speakers’ wire. 4.Remove the two screws holding the two speakers. One on each side.Then remove the speakers. 5.Remove the two screws that secure the main board. 6.Next, take out the main board from the lower case. 7.Turn out the four screws on the main board. Then remove the optical bracket. 8.Turn out the two screws that secure the modem card. 9.Then turn over the modem card and disconnect the modem card cable. 10.Remove the four screws and take the heatsink away. 11 .Release the CPU lock with a tool and remove the CPU from CPU support bracket. 12.Turn out the three screws that secure the fan and then remove the fan from the main board.