Acer Travelmate 5230 Service Guide
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Chapter 251 If you need to solve BIOS password locked problem, you can run BIOS_PW.EXE 1. Key in “bios_pw 14452 0” 2.Choose one upper-case string Reboot the system and key in “qjjg9vy” or “07yqmjd” to BIOS user password.
Chapter 353 This chapter contains step-by-step procedures on how to disassemble the notebook computer for maintenance and troubleshooting. Disassembly Requirements To disassemble the computer, you need the following tools: Wrist grounding strap and conductive mat for preventing electrostatic discharge Flat screwdriver Philips screwdriver Hex screwdriver Plastic flat screwdriver Plastic tweezers 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. Chapter 3 Machine Disassembly and Replacement
54Chapter 3 General Information Pre-disassembly Instructions 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.Place the system on a flat, stable surface. 4.Remove the battery pack. Disassembly Process The disassembly process is divided into the following stages: External module disassembly Main unit disassembly LCD module disassembly The flowcharts provided in the succeeding disassembly sections illustrate the entire disassembly sequence. Observe the order of the sequence to avoid damage to any of the hardware components. For example, if you want to remove the main board, you must first remove the keyboard, then disassemble the inside assembly frame in that order. Main Screw List ItemScrewColorPart No. A M2 x L3 Black 86.9A552.3R0 B M2 x L4 Silver 86.9A552.4R0 C M2.5 x L5 Black 86.00E33.736 D M2 x L8 Black 86.00E34.738 E M3 x L4 Silver 86.9A554.4R0 F M2 x L3 Silver 86.00E13.524 G M2.5 x L5 Black 86.00F87.735 H M2 x L3 Silver 86.00C07.220
Chapter 355 External Module Disassembly Process External Modules Disassembly Flowchart The flowchart below 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 main board, you must first remove the keyboard, then disassemble the inside assembly frame in that order. Screw List ItemScrewColorPart No. A M2 x L3 Silver 86.9A552.3R0 B M2 x L4 Silver 86.9A552.4R0 C M2.5 x L5 Black 86.00E33.736 E M3 x L4 Silver 86.9A554.4R0 EXTERNAL MODULE DISASSEMBLY WLAN BOARDTURN OFF POWER AND PERIPHERALS UNPLUG POWER CABLES Bx2 LOWER COVER Captive Screwx6 DIMM MODULES Ex2HDD MODULE HARD DISK BRACKETHARD DISK DRIVE REMOVE BATTERY PA C K SD DUMMY CARDExpressCard DUMMY CARD Bx1 Ax1 ODD MODULE OPTICAL DISK DRIVEOPTICAL LOCKER BRACKETCx1 SD DUMMY CARD
56Chapter 3 Removing the Battery Pack 1.Turn base unit over. 2.Slide the battery lock/unlock latch to the unlock position. 3.Slide and hold the battery release latch to the release position. 4.Then remove the battery from the main unit.
Chapter 357 Removing the SD dummy card 1.Push the SD dummy card all the way in to eject it. 2.Pull it out from the slot.
58Chapter 3 Removing the PC and ExpressCard dummy cards 1.Press the eject button to pop out the button. 2.Press it again to pop out the PC dummy card. 3.Remove the PC dummy card from the slot.
Chapter 359 4.Push the ExpressCard dummy card all the way in to eject it. 5.Pull it out from the slot. Removing the Lower Cover 1.See “Removing the Battery Pack” on page 56. 2.Remove the six captive screws securing the lower cover.
60Chapter 3 3.Use a plastic screw driver to carefully pry open the lower cover. 4.Remove the lower cover from the lower case. Removing the DIMM 1.See “Removing the Battery Pack” on page 56. 2.See “Removing the Lower Cover” on page 59.. 3.Push out the latches on both sides of the DIMM socket to release the DIMM.