Acer Aspire 5930z Service Guide
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Chapter 251 BIOS Flash Utility The BIOS flash memory update is required for the following conditions: New versions of system programs New features or options Restore a BIOS when it becomes corrupted. Use the Flash utility to update the system BIOS flash ROM. NOTE: If you do not have a crisis recovery diskette at hand, then you should create a Crisis Recovery Diskette before you use the Flash utility. NOTE: Do not install memory-related drivers (XMS, EMS, DPMI) when you use the Flash. NOTE: Please use the AC adaptor power supply when you run the Flash utility. If the battery pack does not contain enough power to finish BIOS flash, you may not boot the system because the BIOS is not completely loaded. Fellow the steps below to run the Flash. 1.Prepare a bootable diskette. 2.Copy the flash utilities to the bootable diskette. 3.Then boot the system from the bootable diskette. The flash utility has auto-execution function.
52Chapter 2 Remove HDD/BIOS Utility This section provide you with removing HDD/BIOS method: Remove HDD Password: If you key in wrong HDD password for three time, “HDD password error code” would display on the screen. See the image below. If you need to solve HDD password locked problem, you can run HDD_PW.EXE 1. Key in “hdd_pw 15494 0” 2.Select “2” 3.Choose one upper-case string Reboot system and key in “0KJFN42” or “UVEIQ96” to HDD user password.
Chapter 253 Remove BIOS Password: If you key in wrong Supervisor Password for three time, “System Disabled” would display on the screen. See the image below.
54Chapter 2 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 357 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
58Chapter 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 L4 Black 86.00E13.524 B M2.5 x L6 Black 86.00E12.536 C M2 x L3 Black 86.9A522.3R0 D M3 x L4 Silver 86.9A524.4R0 E M2.5 x L10 Black 86.00F84.73A
Chapter 359 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 L4 Black 86.00E13.524 B M2.5 x L6 Black 86.00E12.536 C M2 x L3 Black 86.9A522.3R0 D M3 x L4 Silver 86.9A524.4R0 EXTERNAL MODULE DISASSEMBLY WLAN BOARDTURN OFF POWER AND PERIPHERALS UNPLUG POWER CABLES Ax2 LOWER COVER Captive Screwx6 DIMM MODULES Dx2HDD MODULE HARD DISK BRACKETHARD DISK DRIVE REMOVE BATTERY PA C K SD DUMMY CARDExpressCard DUMMY CARD Ax1 Bx1 TV TUNER MODULE Ax1 MODEM CARD Ax2Cx2 ODD MODULE OPTICAL DISK DRIVEOPTICAL LOCKER BRACKETBx1
60Chapter 3 Removing the Battery Pack 1.Turn base unit over. 2.Slide the battery lock/unlock latch to the unlock position. 3.Slide the battery release latch to the release position to pop out the battery pack, then remove the battery pack from the main unit.