Acer Aspire 4715z Service Guide
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Chapter 131 Keyboard and Input Devices ItemSpecification Keyboard controller Winbond WPC8763L chipset Vendor Darfon Model name NSK-H3V1D, NSK-H3V0U Features 5-degree curve, 88-/89-/93- key, inverted “T” cursor layout, 2.5 mm (minimum) key travel, seamless touchpad, 12 function keys, four cursor keys, two Windows keys, hotkey controls, embedded numeric keypad, international language support, independent US and Euro dollar sign keys, media control keys, and two easy-launch buttons Combo Drive Interface ItemSpecification Vendor Sony Philips BenQ Toshiba Model name CRX880A DS-24CZP TS-L462D Drive type Internal Slim CD-RW/DVD combo drive Data transfer rate Write: • CD-R: 24X • CD-RW: 24XRead: • DVD-ROM: 8X • CD-ROM: 24X Buffer Memory 2 MB N/A Interface IDE Applicable disc format CD-R, CD-RW (Multi speed, High speed, Ultra-speed and Ultra-speed plus) CD-DA, CD-ROM (mode 1), CD-ROM XA (Mode 2, Form 1, Form 2), CD-I, CD-i Bridge, Video-CD, Karaoke CD, Photo CD, Enhanced CD, CD Plus, CD Extra, i-trax CD, CD-Text DVD-ROM, DVD-Video, DVD-Audio, SACD (Hybrid), UDF DVD, DVD-R/RW, DVD+R/RW, DVD+/-R DL, DVD-RAM V1.0/ V2.1 Power supply 5 V DC
32Chapter 1 DVD Drive Interface ItemSpecification Vendor Sony Pioneer Philips BenQ Panasonic Model name AD-7560A DVR-K17RS DS-8A1P UJ-850UAA1-A Drive type Internal Slim DVD/CD writer Data transfer rate Write: •CD-R: 24X CAV •CD-RW: 24X CAV •DVD+RW/- RW (single layer): 8X, 6X ZCLV •DVD-R/+R (single layer): 8X CAV •DVD-R/+R (double layer): 4X ZCLV • DVD-RAM: 5X ZCLV Read: •CD-R/RW/ ROM: 24X Max •DVD-ROM (single layer): 8X CAV •DVD-ROM (double layer): 6X CAV • DVD-RAM: 5X ZCLV •DVD-R/+R/ +RW/-RW (single layer): 8X CAV •DVD-R/+R (double layer): 6X CAVWrite: • CD-R: 24X •CD-RW: 24X •DVD-RW: 6X •DVD-R/+R/ +RW: 8X Read: •DVD-RAM: 5XN/A Write: • CD-R: 24X •CD-RW: 16X •DVD-R: 8X •DVD-RW: 4X •DVD-RAM: 5X •DVD+R(DL): 2.4X •DVD+R: 8X •DVD+RW: 4X Read: • CD-R/RW/ ROM: 24X •DVD-R/RW/ ROM: 8X Buffer Memory 2 MB Interface Enhanced IDE(ATAPI) compatible Applicable disc format DVD-RAM, DVD-R/RW, DVD+R (SL, DL)/RW, CD-R/RW, DVD-ROM, DVD- RAM, DVD-R, DVD-RW, DVD+R (SL, DL), DVD+RW; CD-R, CD-RW, CD- ROM, CD-ROM XA, CD-DA, CD-I, CD-Extra, CD-Text, Photo CD, Video CD Power supply 5V DC
Chapter 133 Battery ItemSpecification Vendor Panasonic Sanyo Sony Simplo Battery Type Li-ion Li-ion Li-ion Li-ion Pack capacity 6 cell, 2.0 mAh 6 cell, 2.0 mAh 6 cell, 2.0 mAh 6 cell, 2.0 mAh LCD ItemSpecification Vendor CMO LG Philips AUO Samsung Model name N141I1-L03 (Non-glare)LP141WX3- TLB1(Glare)B141EW04-V4 (Glare)LTN141W3-L01- J (Glare) N141I3-L02 (Glare)LP141WX3-TLB1 (Glare) (OKI driver IC:01OKL-0123A) Screen diagonal (mm) 14.1” WXGA Display resolution (pixels) 1280 x 800 1280 x 800 1280 x 800 1280 x 800 Aspect ratio N/A 16:10 16:10 N/A Active area (mm) N/A 303.7x189.8 303.36 x 189.6 303.4 x 189.6 Pixel pitch (mm) N/A 0.2373 (107) 0.237 0.237 Mode N/A N/A TN N/A Number of colors 262 K 262,144 (6 bit) 262 K 262 K Color saturation (NTSC%) N/A 45 45 N/A Brightness (nits) 200 200 200 200 220 Contrast ratio 300:1 400:1 400:1 500:1 Response time (optical rise time + fall time) (msec)16 16 16 16 Power consumption (watt) 5.3 N/A 5.1 N/A Supply voltage (v) N/A N/A 3.3 N/A Backlight N/A N/A 1 CCFL N/A Outline dimensions (mm) 319.5 x 205 .5 x 5.2319.5x205.5 319.5 x 205.5 x 5.2319.5 x205.5 x 5.5 Weight (g) 400 390 400 390 LCD Inverter Board ItemSpecification Vendor YEC Foxconn RoHS Model name YNV-W06 T62I240.02 VK.21189.406
34Chapter 1 AC Adapter ItemSpecification Vendor Delta Lite-On Lishin Hipro Model Name SADP-65KB DFA PA-1650-02 AC SLS0335A19A54 HP-Ok065B13 Output rating 19 V/3.42 A, 65 W 19 V/3.42 A, 65 W 19 V/3.42 A, 65 W 19 V/3.42 A, 65 W Input (Vac) 90 ~ 270 100 ~ 240 90 ~ 265 90 ~ 264 System Power Management ACPI modePower Management Off • Mech. Off (G3): All devices in the system are turned off completely. • Soft Off (G2/S5): OS initiated shutdown. All devices in the system are turned off completely. On • Working (G0/S0): Individual devices such as the CPU and hard disc may be power managed in this state. • Suspend to RAM (S3): CPU set power down, VGA Suspend, PCMCIA Suspend, Audio Power Down, Hard Disk Power Down, CD-ROM Power Down, and Super I/O Low Power mode. • Save to Disk (S4): Also called Hibernation Mode. System saves all system states and data onto the disc prior to system shutdown.
Chapter 235 BIOS Setup Utility The BIOS Setup Utility is a hardware configuration program built into your system’s BIOS (Basic Input/Output System). Since most systems are already properly configured and optimized, there is no need to run this utility. The BIOS setup utility stores basic settings for your system. You will need to run this utility if you encounter configuration problems. Refer to Chapter 4 Troubleshooting when problem arises. Entering BIOS Setup Power on the system to start the system POST process. During bootup, press F2 to enter the BIOS setup screen. NOTE: You must press F2 while the system is booting. This key does not work during any other time. BIOS Setup Primary Menus There are several tabs on the setup screen corresponding to the six primiary BIOS menus. TInformation TMain TSecurity TBoot TExit In the descriptive table following each of the screen illustrations, settings in boldface are the default and suggested parameter settings. BIOS Setup Navigation Keys Note the following reminders when moving around the Setup utility. TUse the Left and Right arrow keys to move to the next page or to return to the previous screen. TUse the Up and Down arrow keys to select an item. TUse the + and - keys to select an option. NOTE: You can configure a parameter that is enclosed in square brackets. Grayed-out items have fixed settings and are not user-configurable. TUse the Enter key to display a submenu screen. NOTE: When a parameter is preceeded by an arrow or (>), it means that a submenu screen is available. TPress F1 for General Help using the BIOS setup. TPress F9 to load the default configuration. TPress F10 to save changes and close the BIOS setup. TPress Esc to close the BIOSe setup. NOTE: The parameters on the screens shown in this Guide display default system values. These values may not be the same as those in the system. System information is subject to different models. System Utilities Chapter 2
36Chapter 2 Information Menu NOTE: The system configuration information varies in different models. ParameterDescription CPU Type Type of processor currently installed in the system. CPU Speed Speed of the processor currently installed in the system. IDE0 Model Name Model name of HDD installed on the primary IDE channel. IDE0 Serial Number Serial number of HDD installed on the primary IDE channel. ATAPI Model Name Model name of the ATAPI CD/DVD-ROM drive installed in the system. System BIOS Version Version number of the BIOS setup utility. VGA BIOS Version Version number of the VGA firmware. KBC Version Version number of the keyboard controller. Serial Number Serial number of the system. Asset Tag Number Asset tag number of the system. Product Name Product name of the system. Manufacturer Name Name of the manufacturer of this system. UUID Visible only when an internal LAN device is present. UUID=32bytes
Chapter 237 Main Menu ParameterDescriptionFormat/Option System Time Set the system time following the hour-minute-second format. Format: HH:MM:SS (hour:minute:second) System Date Set the date following the weekday-month-day-year format. Format MM/DD/YYYY (month/day/year) System Memory Total size of system memory detected during POST. Extended Memory Total size of extended memory during POST. Video Memory Total size of VGA memory. Quiet Boot When Enabled, the BIOS splash screen is displayed during startup. Enabled Disabled Network Boot When Enabled, the system can be booted from another PC on your LAN, such as a remote server.Enabled Disabled F12 Boot Menu When Enabled, pressing the F12 key during POST brings up a menu of devices that you can select to boot. Disabled Enabled D2D Recovery Enables or disables disk-to-disk recovery. D2D recovery is a method of restoring the system to factory configurations without using recovery CDs. Enabled Disabled
38Chapter 2 Security Menu NOTE: Refer to the “Removing a System Password” on page 39 for more information on how to remove a password. ParameterDescriptionOption Supervisor Password Is Indicates whether a supervisor password has been assigned. Clear or Set User Password Is Indicates whether a user password has been assigned. Clear or Set HDD Password Is Indicates whether a hard disk drive password has been assigned. Clear or HDD Password Set Set Supervisor Password Press Enter to configure the supervisor password. Set User Password Press Enter to configure the user password. Set HDD Password Press Enter to configure the hard disk drive password. Password on Boot Enables or disables security check during POST. Disabled or Enabled
Chapter 239 Setting a System Password 1.Use the up/down keys to select a password parameter, then press Enter. A Password box appears. 2.Type a password then press Enter. The password may consist of up to six alphanumeric characters (A-Z, a-z, 0-9). 3.Retype the password to verify the first entry then press Enter again. You will be prompted to save the new password. 4.Press Enter. 5.Press F10 to save the password and close the Setup Utility. Changing a System Password 1.Use the up/down keys to select a password parameter , then press Enter. 2.Type the original password then press Enter. 3.Type a new password then press Enter. 4.Retype the password to verify the first entry then press Enter. 5.Press Enter. 6.Press F10 to save the new password and close the Setup Utility. Removing a System Password 1.Use the up/down keys to select a password parameter, then press Enter. 2.Enter the original password then press Enter. 3.Press Enter twice without entering anything in the new and confirm password fields. 4.Press Enter. After doing this, the system automatically sets the related password parameter to Clear. 5.Press F10 to save the new password and close the Setup Utility. Clearing the Supervisor or User Password If the Password on Boot field have been enabled and you forgot the BIOS password (supervisor/user password), you will not be able to boot up the system. You need to clear the lost password by shorting the hardware gap located near the DIMM slot. 1.Power off the system. 2.Unplug the adapter and power cable. 3.Remove the battery pack. See “Removing the Battery Pack” on page 49. 4.Remove the lower cover. See “Removing the Lower Cover” on page 50. 5.If necessary, remove the memory module. See “Removing the DIMM” on page 51.
40Chapter 2 6.Locate the hardware gap. The gap is highlighted in the illustration below. 7.Using an electrical conductivity tool, short the two contacts on the hardware gap together. 8.While resting the tool on the two contacts, plug one end of the AC adapter into the DC-in jack and plug one end to an electrical outlet. 9.Press the power button to turn on the system. 10.After BIOS POST message, remove the tool from the hardware gap. 11 .Reinstall the memory modules and lower cover. 12.Restart the system and press during the bootup to enter the BIOS setup screen. 13.Repeat above procedure if the BIOS password is not cleared. Hardware gapDefault settingOperation Description G67 Open (Normal) Short to clear supervisor and user password.