background image

18

Chapter 1

Windows Keys

The keyboard has two keys that perform Windows-specific functions.

Key

Icon

Description

Windows key

Pressed alone, this key has the same effect as 
clicking on the Windows Start button; it launches the 
Start menu. It can also be used with other keys to 
provide a variety of function:

 

 + <Tab> Activates next taskbar button.

 

+  <E> Opens the My Computer window

 

+  <F1> Opens Help and Support.

 

+  <F> Opens the Find: All Files dialog box.

 

+ <R> Opens the Run dialog box.

+  M Minimizes all windows.

<Shift>+ 

+ <M> Undoes the minimize all windows 

action.

Application 

key

This key has the same effect as clicking the right 
mouse button; it opens the application’s context 
menu.

Содержание TravelMate 4400

Страница 1: ...Acer TravelMate 4400 Series Service Guide PRINTED IN TAIWAN Service guide files and updates are available on the ACER CSD web for more information please refer to http csd acer com tw ...

Страница 2: ...II Revision History Please refer to the table below for the updates made on TravelMate 4400 service guide Date Chapter Updates ...

Страница 3: ...pect to the contents hereof and specifically disclaims any warranties of merchantability or fitness for any particular purpose Any Acer Incorporated software described in this manual is sold or licensed as is Should the programs prove defective following their purchase the buyer and not Acer Incorporated its distributor or its dealer assumes the entire cost of all necessary servicing repair and an...

Страница 4: ... bits and pieces of additional information related to the current topic WARNING Alerts you to any damage that might result from doing or not doing specific actions CAUTION Gives precautionary measures to avoid possible hardware or software problems IMPORTANT Reminds you to do specific actions relevant to the accomplishment of procedures ...

Страница 5: ... NOT be covered in this generic service guide In such cases please contact your regional offices or the responsible personnel channel to provide you with further technical details 2 Please note WHEN ORDERING FRU PARTS that you should check the most up to date information available on your regional web or channel If for whatever reason a part number change is made it will not be noted in the printe...

Страница 6: ...VI ...

Страница 7: ...soDIMM modules Display T Thim Film Transistor TFT displaying at t15 0 XGA 1024 x 768 t15 0 SXGA 1400 x 1050 t15 4 WXGA 1280 x 800 t15 4 WXGA 1680 x 1050 T ATI MOBILITYTM RADEONTM X600 or ATI MOBILITYTM RADEONTM X700 T Simultaneous display on LCD and CRT display T DualViewTM support T MPEG 2 DVD hardware assisted capability Storage subsystem T One 40 GB or harger hard disk drive T Optical drive opt...

Страница 8: ...AN manufacturing option integrated Bluetooth Human centric design and ergonomics T Rugged yet extremely portable design T Stylish appearance T Full size keyboard with four programmable launch keys T Ergonomically centered touchpad pointing device T Acer FineTouch keyboard with a 5 degree curve T Internet 4 way scroll button I O Ports T Four USB 2 0 ports T IEEE 1394 port T Ethernet RJ 45 port T Mo...

Страница 9: ... 51 52 17 16 16 ATI PCI Express x16 DDR 333 400 8 9 10 TSP2220A 1 Slot Cardbus 1 1394 CardReader 28 PCMCIA I F PCI 7411 TI 28 PCMCIA SLOT 1394 4pin Conn Support TypeII PWR SW 26 27 28 IDT CV137 PIDE DVD CD RW 25 SIDE HDD 25 AC97 MDC Card OP AMP G1421 33 24 MODEM Line In MIC In 33 Line Out33 NS SIO PC87392 37 10 100Mb USB x 4 24 RJ11 CONN CODEC 32 ALC655 Int SPKR33 PCI LAN Realtek RTL8110SBL 1000 1...

Страница 10: ...d Connector 7 3 in 1 Connector 2 Bluetooth Board Connector 8 Speaker Connector 3 LCD Cable Connector 9 Internal Microphone Connector 4 LED Board Connector 10 Modem Board Connector 5 Lid Switch 11 Touchpad Board Connector 6 Modem Cable Connector ...

Страница 11: ...Connector 19 Microphone in Connector 5 Main Battery Connector 20 USB Connector 6 ODD Connector 21 IEEE 1394 Connector 7 Media Bay Connector 22 PCMCIA 8 Mini PCI Slot 23 USB Connector 9 Second Battery Connector 24 CPU Socket 10 RTC Battery Connector 25 USB Connector 11 DDR DIMM Connector 26 S Video 12 HDD Connector 27 RJ45 and RJ11 Connector ...

Страница 12: ...6 Chapter 1 13 IR 28 LAN Cable Connector 14 Bluetooth Switch 29 FAN Connector 15 Wireless Switch 30 LAN Cable Connector ...

Страница 13: ...into your computer 5 Touchpad Touch sensitive pointing device which functions like a computer mouse 6 Click buttons left center and right The left and right buttons function like the left and right mouse buttons the center button serves as a 4 way scroll button 7 Launch keys Buttons for launching frequently used programs 8 Status indicators Light Emitting Diodes LEDs that turn on and off to show t...

Страница 14: ...ireless communication button indicator Press to enable disable Wireless function Lights to indicate the status of wireless LAN communications manufacturing option 4 Line in mic in jack Accepts input from external microphones 5 Speaker Line Out Headphone jack Connects to audio line out devices e g speakers headphones 6 Battery indicator Lights when the battery is being charged 7 Power indicator Lig...

Страница 15: ...ufacturing option 4 3 USB 2 0 ports Connects to USB 2 0 devices e g USB mouse USB camera 5 Infrared port Interfaces with infrared devices like infrared printer and IR aware computer manufacturing option 6 PC Card slot Connects to one Type II PC Card 7 6 in 1 card reader Accepts and MS MS PRO MMC SD SM or xD Picture card manufacturing option Note Only one card can operate at any given time 8 PC Car...

Страница 16: ...n Item Description 1 Optical drive Internal optical drive accepts CDs or DVDs depending on the optical drive type 2 Optical drive eject button Ejects the optical drive tray from the drive g Item Description Icon Item Description ...

Страница 17: ...r 3 Modem jack RJ 11 Connects to a phone line 4 Network jack Connects to an Ethernet 10 100 1000 based network 5 USB 2 0 port Connects to USB 2 0 devices e g USB mouse USB camera 6 124 pin Acer ezDock connector for selected models Connects to Acer ezDock 7 External display port Connects a display device e g external monitor LCD projector Icon Item Description ...

Страница 18: ...ry in place 3 Battery release latch Releases the battery for removal 4 Battery bay Houses the computer s battery pack 5 Cooling fan Helps keep the computer cool Note Do not cover or obstruct the opening of the fan 6 Memory and hard disk bay Houses the computer s main memory and hard disk secured by a screw Item Description Note ...

Страница 19: ... amber when the battery is charging 2 Fully charged The light shows green when in AC mode Icon Function Description Cap lock Lights when Cap Lock is activated Num lock Lights when Num Lock is activated Media Activity Indicates when the hard disc or optical drive is active Bluetooth Indicates the status of Bluetooth communication Wireless LAN Indicates the status of wireless LAN communication Power...

Страница 20: ...ton Press to ru the Acer eManager Please see Acer eManager The mail and Web buttons are pre set to email and Internet programs but can be reset by users To set the Web browser mail and programmable keys run the Acer Launch Manager Launch key Default application Mail Email application user programmable Web browser Internet browser user programmable Acer eManager user programmable P User programmabl...

Страница 21: ... the left 1 and right 4 buttons located beneath the touchpad to perform selection and execution functions These two buttons are similar to the left and right buttons on a mouse Tapping on the touchpad is the same as clicking the left button T Use the 4 way scroll 3 button to scroll up or down and move left or right a page This button mimics your cursor pressing on the right scroll bar of Windows a...

Страница 22: ...ping too hard will not increase the touchpad s responsiveness Drag Click and hold then use finger to drag the cursor on the touchpad Tap twice at the same speed as double clicking a mouse button then hold finger to the touchpad on the second tap to drag the cursor Access context menu Click once Scroll Click and hold to move up down left right Function Left Button 1 Right Button 4 Main touchpad 2 C...

Страница 23: ...percase Num lock Fn F11 When Num Lock is on the embedded keypad is in numeric mode The keys function as a calculator complete with the arithmetic operators and Use this mode when you need to do a lot of numeric data entry A better solution would be to connect an external keypad Scroll lock Fn F12 When Scroll Lock is on the screen moves one line up or down when you press the up or down arrow keys r...

Страница 24: ...Start menu It can also be used with other keys to provide a variety of function Tab Activates next taskbar button E Opens the My Computer window F1 Opens Help and Support F Opens the Find All Files dialog box R Opens the Run dialog box M Minimizes all windows Shift M Undoes the minimize all windows action Application key This key has the same effect as clicking the right mouse button it opens the ...

Страница 25: ... Fn F2 Acer eSetting Launches the Acer eSettings in Acer eManager Fn F3 Acer ePowerManagement Launches the Acer ePowerManagement in Acer eManager Fn F4 Sleep Puts the computer in Sleep mode Fn F5 Display toggle Switches display output between the display screen external monitor if connected and both Fn F6 Screen blank Turns the display screen backlight off to save power Press any key to return Fn ...

Страница 26: ...20 Chapter 1 Fn y Volume down Decreases the speaker volume Fn x Brightness up Increases the screen brightness Fn z Brightness down Decreases the screen brightness Hot Key Icon Function Description ...

Страница 27: ...d Alt Gr and then press the 5 symbol at the upper center of the keyboard The US dollar sign 1 Open a text editor or word processor 2 Either directly press the Dollar key at the bottom right of the keyboard or hold Shift and then press the 4 key at the upper center of the keyboard NOTE This function varies by the operating system version NOTE Some fonts and software do not support the Euro symbol P...

Страница 28: ...ACPI 1 0b PC Card 95 SM BIOS 2 3 IEEE1284 ECP EPP PCI 2 2 PnP 1 0a DMI 2 0 PS 2 keyboard and mouse USB 2 0 VGA BIOS CD ROM bootable IEEE 1394 BIOS password control Set by setup manual Second Level Cache Item Specification Cache controller Built in CPU Cache size 512KB 1MB 1st level cache control Always enabled 2st level cache control Always enabled Cache scheme control Fixed in write back System M...

Страница 29: ...B 1024MB 1280MB 512MB 128MB 640MB 512MB 256MB 768MB 512MB 512MB 1024MB 512MB 1024MB 1536MB 1024MB 0MB 1024MB 1024MB 128MB 1125MB 1024MB 256MB 1280MB 1024MB 512MB 1536MB 1024MB 1024MB 2048MB LAN Interface Item Specification Chipset Realtek RTC8110SBL 10 100 1000M RTL8100C 10 100M Supports LAN protocol 10 100 1000Mbps LAN connector type RJ45 LAN connector location Rear side Features Integrated 10 10...

Страница 30: ... PCI type II Wireless Module 802 11a b g optional device Item Specification Chipset built in ATI SB400 Data throughput 11 54 Mbps Protocol 802 11 a b g Interface Mini PCI type II 6 in 1 card reader Item Specification Chipset TI PCI7411 Protocol support MS MS PRO MMC SD SM xD Hard Disk Drive Interface Item Specification Vendor Model Name HGST HTS424030M9AT00 Toshiba Pluto MK3025GAS HGST HTS424040M9...

Страница 31: ...h CD Diskette With DVD Diskette Transfer rate KB sec Sustained Max 3 6Mbytes sec Sustained Max 10 8Mbytes sec Buffer Memory 2MB Interface Enhanced IDE ATAPI compatible Applicable disc format DVD DVD ROM DVD 5 DVD 9 DVD 10 DVD 18 DVD R read single border DVD RW DVD RAM 2 6GB 4 7GB CD CD DA CD ROM CD ROM XA CD R CD RW Photo Multisession Video CD CD Extra CD CD test Loading mechanism Load Manual Rele...

Страница 32: ...c Emergency Release Power Requirement Input Voltage 5 V 5 Operating Audio Interface Item Specification Audio Controller ALC655 Audio onboard or optional Built in Mono or Stereo Stereo Resolution 18 bit stereo digital to analog converter 18 bit stereo analog to digital converter Compatibility AC97 Mixed sound source Line in CD Voice channel 8 16 bit mono stereo Sampling rate 44 1 KHz 48K byte for A...

Страница 33: ...Port Item Specification PCMCIA controller TI PCI7411 Supports card type Type II Number of slots One type II Access location Left panel Supports ZV Zoomed Video port No ZV support Supports 32 bit CardBus Yes System Board Major Chips Item Controller Core logic ATI RS480M ATI SB400 VGA ATI Mobility RADEON X700 LAN BroadCom BCM4401 10 100M BCM5788M 1G IEEE 1394 TI PCI7411 USB 2 0 ATI SB400 Super I O c...

Страница 34: ...0PX14 A07 Screen Diagonal mm 381 15 0 inches 15 0 inches Active Area mm 304 1x228 1 304 1x228 1 304 1x228 1 Display resolution pixels 1024x768 XGA 1024x768 XGA 1024x768 XGA Pixel Pitch 0 297x0 297 0 099x0 297 0 297x0 297 Pixel Arrangement R G B Vertical Stripe R G B Vertical Stripe R G B Vertical Stripe Display Mode Normally White Normally White Normally White Typical White Luminance cd m2 also ca...

Страница 35: ...White Normally White Typical White Luminance cd m2 also called Brightness 160 170 185 Luminance Uniformity N A 40 1 4 5pts Contrast Ratio 200 200 400 Response Time Optical Rise Time Fall Time msec 10 30 typ 30 30 5 20 Nominal Input Voltage VDD 3 3V 3 3V 3 3V Typ Typical Power Consumption watt 4 6 for backlight unit only N A 4 38 Weight 585 580 585 Physical Size mm 317 3x242 1x6 0 317 3x242 1x6 0 3...

Страница 36: ...nagement 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 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 Super I O Low Power ...

Страница 37: ...ce without entering BIOS Setup Utility please set the parameter to enabled Press F12 during POST to enter multi boot menu In this menu user can change boot device without entering BIOS SETUP Utility PhoenixBIOS Setup Utility Info Main Advanced Security Boot Exit CPU Type Intel R Pentium R M processor 1 70Ghz CPU Speed System BIOS Ver 3A01 VGA BIOS Ver Montara GME3360 KBC Ver PQ1A24 Serial Number 1...

Страница 38: ...d this item T Press while you are in any of the menu options to go to the Exit menu T In any menu you can load default settings by pressing t You can also press u to save any changes made and exit the BIOS Setup Utility NOTE You can change the value of a parameter if it is enclosed in square brackets Navigation keys for a particular menu are shown on the bottom of the screen Help for parameters ar...

Страница 39: ...rial number of devices installed on secondary IDE master Serial Number This field displays the serial number of this unit UUID Number This will be visible only when an internal LAN device is presenting UUID 32bytes PhoenixBIOS Setup Utility Info Main Advanced Security Boot Exit CPU Type Intel R Pentium R M processor 1 70Ghz CPU Speed System BIOS Ver 3A01 VGA BIOS Ver Montara GME3360 KBC Ver PQ1A24...

Страница 40: ...y Info Main Advanced Security Boot Exit Item Specific Help System Time 05 34 07 System Date 07 23 2004 System Memory 640 KB Extended Memory 238MB Video Memory 16MB Quiet Boot Enabled Power on Display Auto Network boot Enabled F12 Boot Menu Disabled Tab Shift Tab or Enter selects field F1 Help Select Item F5 F6 Change Values F9 Setup Defaults Esc Exit Select Menu Enter Select 4Sub Menu F10 Save and...

Страница 41: ...en is disabled Disabled Customer Logo is not displayed and Summary Screen is enabled Option Enabled or Disabled Power on display Auto During power process the system will detect if any display device is connected on external video port If any external display device is connected the power on display will be in CRT or projector only mode Otherwise it will be in LCD only mode Both Simultaneously ena...

Страница 42: ...CP EPP Output only or Bi directional Base I O address Sets the I O address of the parallel port 378 278 Interrupt Sets the interrupt request of the parallel port IRQ7 IRQ5 DMA channel Sets a DMA channel for the printer to operate in ECP mode This parameter is enabled only if Mode is set to ECP DMA3 DMA1 PhoenixBIOS Setup Utility Info Main Advanced Security Boot Exit Item Specific Help Internal Tou...

Страница 43: ...pport Enable for use with a non USB aware Operating System such as DOS or UNIX Option Disabled or Enabled Hard Disk Recovery Enables or disables Hard Disk to Hard Disk system Recovery by pressing Fn F10 key during POST Option Disabled or Enabled Parameter Description Options ...

Страница 44: ...visor Password Password on Boot Disabled When shown as Locked the hard drive password currently can not be changed or disabled To change or disable it turn off the system and enter Setup immediately after turning it back on Press Enter to input change or disable hard drive passwords F1 Help Select Item F5 F6 Change Values F9 Setup Defaults Esc Exit Select Menu Enter Select 4 Sub Menu F10 Save and ...

Страница 45: ... password Clear or Set Set User Password Press Enter to set the user password When user password is set this password protects the BIOS Setup Utility from unauthorized access The user can enter Setup menu only and does not have right to change the value of parameters Set Supervisor Password Press Enter to set the supervisor password When set this password protects the BIOS Setup Utility from unaut...

Страница 46: ...ord and Confirm New Password fields The computer then sets the Supervisor Password parameter to Clear 4 When you have changed the settings press u to save the changes and exit the BIOS Setup Utility Changing a Password 1 Use the w and y keys to highlight the Set Supervisor Password parameter and press the e key The Set Password box appears 2 Type the current password in the Enter Current Password ...

Страница 47: ...assword setting is complete after the user presses u If the current password entered does not match the actual current password the screen will show you the Setup Warning If the new password and confirm new password strings do not match the screen will display the following message ...

Страница 48: ...ixBIOS Setup Utility Info Main Advanced Security Exit Item Specific Help Floppy Devices Hard Drive and indicate device categories Use Enter to expand collapses Boot order is top down using only the top device in each category Use F6 and F5 to move highlighted item up and down F1 Help Select Item F5 F6 Change Values F9 Setup Defaults Esc Exit Select Menu Enter Select 4 Sub Menu F10 Save and Exit Ne...

Страница 49: ...etup data to CMOS Load Setup Default Load default values for all SETUP item Discard Changes Load previous values from CMOS for all SETUP items Save Changes Save Setup Data to CMOS PhoenixBIOS Setup Utility Info Main Advanced Security Boot Item Specific Help Exit Saving Changes Exit Dicarding Changes Load Setup Defaults Exit System Setup and save your changes to CMOS F1 Help Select Item F5 F6 Chang...

Страница 50: ...ry Diskette before you use the Phlash utility NOTE Do not install memory related drivers XMS EMS DPMI when you use the Phlash NOTE Please use the AC adaptor power supply when you run the Phlash 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 Phlash 1 Prepare a boot...

Страница 51: ...r preventing electrostatic discharge T Small Philips screw driver T Philips screwdriver T Plastic flat head screw driver T 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 When you remove the stripe cover please be careful not to scrape the cover Ch...

Страница 52: ...he image below is for your reference Please pay attention to the explanation below The screws that secure heatsink cover MIni PCI cover and HDD cover are with the covers There is no need to worry about mix them up However please notice that you have to group the screws on the following locations together There are twenty screws holding the bottom case to upper case but some screws are inside the s...

Страница 53: ...86 T23V7 010 Remove the heatsink cover then you will see 1 M2 5 6 Part number 86 T23V7 010 Remove the HDD cover then you will see 1 M2 5 3 Part number 86 T25V7 012 Detach the HDD module then you will see 1 M2 5 3 Part number 86 T25V7 012 Remove the battery then you will see 1 Screw Type Location Quantity ...

Страница 54: ...t order Start Battery HDD Cover ODD Module RAM Wireless Cover 2 2 HDD Module Wireless LAN Card Memory IO Bezel E 2 2 Heatsink Cover special screw for thermal 3 Ex1 Thermal Module CPU ODD Connector Board ODD Holder ODD Drive 2 back side 4 left right side E 3 Middle Cover B 2 Keyboard 4 right and left hinges LCD Module B 2 Switch Board B 5 E 16 B 2 Lower and Upper Case Assembly Upper Case Assembly L...

Страница 55: ...ZN NYLOK D SCREW M2 0X5 I NI NYLOK E SCREW MM25060IL69 F SCREW M2 0 5 I NI NYLOK G SCREW M2 0X2 5 I NI NYLOK H SCREW I2 3M NIHY M2L3 I SCREW M1 7 3 0 I BK J SCREW I3 3 5M NIH M3L3 5 4 screw pads M 4 LCD Bezel 6 hinges 2 brackets LCD Inverter LCD Assembly LCD Cover 4 LCD Module LCD LCD Cable LCD Brackets Antenna set ...

Страница 56: ...50 Chapter 3 Removing the Battery Pack 1 Unlock the battery lock 2 Slide the battery latch as shown then remove the battery pack ...

Страница 57: ...then remove it Removing the Memory and the Wireless LAN Card 1 Remove the two screws that secure the RAM Wireless cover 2 Remove the RAM Wireless cover 3 Pop up the memory then remove it 4 Disconnect the auxiliary and the main wireless antennae 5 Pop the wireless LAN card then remove it Removing the Thermal Module and CPU 1 Remove the two screws holding the IO bezel 2 Then remove the IO bezel 3 Re...

Страница 58: ... four screws that secure the thermal module 7 Pull the thermal module outwards then remove it NOTE The edge of the thermal module as shown is very sharp Be very careful as you remove the thermal module 8 Use a flat bladed screwdriver to release the CPU lock 9 Remove the CPU from the socket carefully ...

Страница 59: ...ew that fastens the ODD module 6 Turn over the notebook computer then detach the ODD module carefully NOTE When you reattach the ODD please make sure you attach the ODD module completely to the main unit Otherwise you can not fasten the screw and the screw may damage the main board Removing the LCD Module 1 Remove the three screws holding the keyboard cover 2 Open the LCD module as the picture sho...

Страница 60: ... disconnect the keyboard cable then remove the keyboard 5 Pull out the antenna set with a tweezers then take out the antenna set from the main unit 6 Disconnect the LCD coaxial cable 7 Remove the four screws holding the right and the left hinge Two on each side 8 Then detach the LCD module from the main unit ...

Страница 61: ...e 5 Remove the five screws that secure the upper case 6 Remove the eighteen screws on the bottom as shown 7 Detach the upper case assembly and place it next to the lower case assembly 8 Disconnect the microphone cable then remove the upper case assembly Disassembling the Upper Case Assembly 1 Disconnect the touchpad board to touchpad FFC 2 Disconnect the touchpad board to main board FFC 3 Then det...

Страница 62: ...move the touchpad board to touchpad FFC from the uppwer case assembly 8 Remove the four screws holding the touchpad bracket 9 Detach the touchpad bracket from the upper case assembly 10 Remove the touchpad from the upper case 11 Remove the two screws that secure the bluetooth module 12 Disconnect the bluetooth module then remove it Disassembling the Lower Case Assembly ...

Страница 63: ...at secure the main board 7 Remove the two screw nuts as shown 8 The you can detach the main board from the upper case 9 Remove the three screws that secure the VGA heatsink 10 Remove the VGA heatsink from the main board as shown 11 Remove the three in one cover from the lower case 12 Remove the two screws that secure the speaker set on one side 13 Then remove another two screws holding the speaker...

Страница 64: ...58 Chapter 3 ...

Страница 65: ...t 5 Remove the three screws holding the right hinge 6 Then remove the three screws that secure the left hinge 7 Remove one screw that secure the LCD bracket 8 Remove another screw holding the LCD bracket on the other side 9 Then detach the LCD panel from the LCD cover carefully 10 Remove the two screws holding the right bracket 11 Then remove the right bracket 12 Remove another two screws that tig...

Страница 66: ...60 Chapter 3 13 Remove the left bracket as the picture shows 14 Tear off the tape fastening the LCD cable 15 Tear off the the LCD cable fastening the LCD cable then remove it ...

Страница 67: ...olding the HDD bracket on the other side 3 Then take the hard disc drive out from the HDD bracket Disassembling the Optical Drive Module 1 Remove the four screws as the picture shows 2 Remove the two screws that secure the optical disc drive and the ODD holder 3 Push the ODD holder as shown 4 Detach the ODD holder 5 Disconnect the ODD connector board then remove it ...

Страница 68: ...62 Chapter 3 ...

Страница 69: ...ed and secured there are no obvious shorts or opens there are no obviously burned or heated components all components appear normal 5 Use the following table with the verified symptom to determine which page to go to Symptoms Verified Go To Power failure The power indicator does not go on or stay on Power System Check on page 65 POST does not complete No beep or error codes are indicated Power On ...

Страница 70: ...eyboard or Auxiliary Input Device Check Remove the external keyboard if the internal keyboard is to be tested If the internal keyboard does not work or an unexpected character appears make sure that the flexible cable extending from the keyboard is correctly seated in the connector on the system board If the keyboard cable connection is correct run the Keyboard Test If the tests detect a keyboard ...

Страница 71: ... Remove the battery pack 2 Connect the power adapter and check that power is supplied 3 Disconnect the power adapter and install the charged battery pack then check that power is supplied by the battery pack If you suspect a power problem see the appropriate power supply check in the following list T Check the Battery Pack on page 66 ...

Страница 72: ... light up replace the battery pack If the charge indicator still does not light up replace the DC DC charger board Touchpad check If the touchpad doesn t work do the following actions one at a time to correct the problem Do not replace a non defective FRU 1 After rebooting run Tracking Pad PS2 Mode Driver For example run Syn touch driver 2 Run utility with the PS 2 mouse function and check if the ...

Страница 73: ...ext possible FRU to be replaced when servicing a computer If the symptom is not listed see Undetermined Problems on page 79 The following lists the error messages that the BIOS displays on the screen and the error symptoms classified by function NOTE Most of the error messages occur during POST Some of them display information about a hardware device e g the amount of memory installed Others may i...

Страница 74: ...n reboot system Real time clock error RTC battery Run BIOS Setup Utility to reconfigure system time then reboot system Main board Previous boot incomplete Default configuration used Load Default Settings in BIOS Setup Utility RTC battery Main baord Invalid System Configuration Data Load Default Settings in BIOS Setup Utility Main board Operating system not found Enter Setup and see if fixed disk a...

Страница 75: ...r on indicator turns on and LCD is blank Power source battery pack and power adapter See Power System Check on page 65 Reconnect the LCD connector Hard disk drive LCD cable LCD inverter LCD Main board Power on indicator turns on and LCD is blank But you can see POST on an external CRT Reconnect the LCD connectors LCD cable LCD inverter LCD Main board Power on indicator turns on and a blinking curs...

Страница 76: ...ze 18h 8254 timer initialization 1Ah 8237 DMA controller initialization 1Ch Reset Programmable Interrupt Controller 20h 1 3 1 1 Test DRAM refresh 22h 1 3 1 3 Test 8742 Keyboard Controller 24h Set ES segment register to 4 GB 26h Enable A20 line 28h Autosize DRAM 29h Initialize POST Memory Manager 2Ah Clear 215 KB base RAM 2Ch 1 3 4 1 RAM failure on address line xxxx 2Eh 1 3 4 3 RAM failure on data ...

Страница 77: ...Setup System Management Mode SMM area 6Ah Display external L2 cache size 6Bh Load custom defaults optional 6Ch Display shadow area message 6Eh Display possible high address for UMB recovery 70h Display error messages 72h Check for configuration errors 76h Check for keyboard errors 7Ch Set up hardware interrupt vectors 7Eh Initialize coprocessor if present 80h Disable onboard Super I O ports and IR...

Страница 78: ...ematic rate A8h Erase F2 prompt AAh Scan for F2 key stroke ACh Enter SETUP AEh Clear Boot flag B0h Check for errors B2h POST done prepare to boot operating system B4h 1 One short beep before boot B5h Terminate QuietBoot optional B6h Check password optional B9h Prepare Boot BAh Initialize DMI parameters BBh Initialize PnP Option ROMs BCh Clear parity checkers BDh Display MultiBoot menu BEh Clear sc...

Страница 79: ...Initialize Multi Processor EAh Initialize OEM special code EBh Initialize PIC and DMA ECh Initialize Memory type EDh Initialize Memory size EEh Shadow Boot Block EFh System memory test F0h Initialize interrupt vectors F1h Initialize Run Time Clock F2h Initialize video F3h Initialize System Management Mode F4h 1 Output one beep before boot F5h Boot to Mini DOS F6h Clear Huge Segment F7h Boot to Ful...

Страница 80: ... horizontal or vertical lines displayed Reconnect the LCD cable LCD cable LCD Main board Indicator Related Symptoms Symptom Error Action in Sequence Indicator incorrectly remains off or on but system runs correctly Main board HDD CD ROM active indicators cannot work HDD CD ROM drive Device driver Main board Power Related Symptoms Symptom Error Action in Sequence Power shuts down during operation P...

Страница 81: ...le Main board Check BIOS revision System can power on but you hear two long beeps B B and the LCD is blank Reinsert DIMM DIMM Main board Speaker Related Symptoms Symptom Error Action in Sequence In Windows multimedia programs no sound comes from the computer OS volume control Audio driver Speaker Main board Internal speakers make noise or emit no sound Speaker Main board Microphone cannot work Aud...

Страница 82: ...tility to execute Load Setup defaults then reboot system Reconnect hard disk CD ROM drives FDD or other peripherals Main board External display does not work correctly Press Fn F5 LCD CRT Both display switching Keyboard Main board USB does not work correctly Main board Print problems Enter BIOS Setup Utility to execute Load Default Settings then reboot the system Run printer self test Printer driv...

Страница 83: ...ns see Undetermined Problems on page 79 Modem LAN Related Symptoms Symptom Error Action in Sequence Internal modem does not work correctly Phone cable Driver Reconnect the Internal modem cable to the main board tightly Main board Internal LAN does not work correctly Lan cable Driver Main board ...

Страница 84: ...tatic discharge or software errors FRU replacement should be considered only when a recurring problem exists When analyzing an intermittent problem do the following 1 Run the diagnostic test for the system board in loop mode at least 10 times 2 If no error is detected do not replace any FRU 3 If any error is detected replace the FRU Rerun the test to verify that there are no more errors ...

Страница 85: ...the failure is operating correctly See Power System Check on page 65 1 Power off the computer 2 Visually check them for damage If any problems are found replace the FRU 3 Remove or disconnect all of the following devices T Non Acer devices T Printer mouse and other external devices T Battery pack T Hard disk drive T DIMM T PC Cards 4 Power on the computer 5 Determine if the problem has changed 6 I...

Страница 86: ...epare NAPP CD Recovery CD and System CD 2 Put NAPP CD into the optical drive Then boot up the system 3 The system will ask you if you want to build NAPP Master HDD Please press any key to continue 4 NAPP CD will start to preload the system please click Y 5 Select CD to Disk Revocery ...

Страница 87: ... to create image files to the system you do not have to put the Recovery CD to the optical drive in order Place one Recovery CD to the drive at one time till you finish all Recovery CDs After you place the Recovery CD to the optical drive you will see the display below ...

Страница 88: ...82 Chapter 4 7 Then insert the System CD to the optical drive 8 You will see the screen displaying PASS when the system has buit NAPP Master hard disc drive ...

Страница 89: ...APP CD Recovery CD and System CD 2 Put NAPP CD into the optical drive Then boot up the system 3 The system will ask you if you want to build NAPP Master HDD Please press any key to continue 4 NAPP CD will start to preload the system please click Y ...

Страница 90: ...anguages Recovery not more than five languages could be loaded to the system 6 Put the Recovery CD to the optical drive This step is to create image files to the system you do not have to put the Recovery CD to the optical drive in order Place one Recovery CD to the drive at one time till you finish all Recovery CDs ...

Страница 91: ...Chapter 4 85 After you place the Recovery CD to the optical drive you will see the display below 7 Then insert the System CD to the optical drive ...

Страница 92: ...86 Chapter 4 8 You will see the screen displaying PASS when the system has buit NAPP Master hard disc drive ...

Страница 93: ... CN5 7 3 in 1 Connector CN10 2 Bluetooth Board Connector CN6 8 Speaker Connector CN12 3 LCD Cable Connector CN2 9 Internal Microphone Connector CN11 4 LED Board Connector CN3 10 Modem Board Connector CN9 Jumper and Connector Locations Chapter 5 ...

Страница 94: ...88 Chapter 5 5 Lid Switch SW2 11 Touchpad Board Connector CN8 6 Modem Cable Connector CN4 ...

Страница 95: ... Main Battery Connector CN18 20 USB Connector CN36 6 ODD Connector CN19 21 IEEE 1394 Connector CN35 7 Media Bay Connector CN23 22 PCMCIA CN30 8 Mini PCI Slot CN24 23 USB Connector CN28 9 Second Battery Connector CN26 24 CPU Socket U41 10 RTC Battery Connector CN31 25 USB Connector CN27 11 DDR DIMM Connector CN32 26 S Video CN25 12 HDD Connector CN33 27 RJ45 and RJ11 Connector CN22 13 IR U53 28 LAN...

Страница 96: ...90 Chapter 5 14 Bluetooth Switch SW4 29 FAN Connector CN20 15 Wireless Switch SW3 30 LAN Cable Connector CN17 ...

Страница 97: ...r change is made it will not be noted on the printed Service Guide For ACER AUTHORIZED SERVICE PROVIDERS your Acer office may have a DIFFERENT part number code from those given in the FRU list of this printed Service Guide You MUST use the local FRU list provided by your regional Acer office to order FRU parts for repair and service of customer machines NOTE To scrap or to return the defective par...

Страница 98: ...65KB BF 19V TBD N S ADAPTER 65W 3 PIN LITE ON PA 1650 02 QA 19V TBD N S ADAPTER 65W 3 PIN LI SHIN SLS0335A 19V TBD Battery N S BATTERY SANYO LI ION 4S2P 4 4A 4UR18650F 2 QC140 TBD BATTERY PANASONIC LI ION 4S2P 4 4A CGR B 8B5AE TBD BATTERY SIMPLO LI ION 4S2P 4 4A 916 3020 TBD Boards 9 MODEM BOARD 54 T50V7 001 14 BLUETOOTH MODULE W ANTENNA 54 T48V7 001 N S WIRELESS LAN BOARD 802 11b g INTEL KI CAX01...

Страница 99: ...5 POWER CORD SWISS 27 A03V7 007 POWER CORD AU 3 PIN 27 A03V7 008 POWER CORD DANISH 3 PIN 27 A03V7 006 POWER CORD AF 3 PIN 27 T48V7 001 Case Cover Bracket Assembly 13 MIDDEL COVER ERGO W BUTTON Note The middle cover on the exploded diagram is non ergo for Aspire series 42 T50V7 001 10 UPPER CASE ERGO W TP TP BRACKET TP TO TP BOARD FFC CABLE Note The upper case on the exploded diagram is non ergo fo...

Страница 100: ... Communication Module N S WIRELESS LAN ANTENNA 50 T50V7 003 CPU N S INTEL PENTIUM M 1 5G 2M 400FSB uFCPGA2 SL6F9 B 1 STEPPING KC N0001 715 INTEL PENTIUM M 1 6G 2M 400FSB uFCPGA2 SL7EG B 1 STEPPING KC N0001 725 INTEL PENTIUM M 1 7G 2M 400FSB uFCPGA2 SL7EP B 1 STEPPING KC N0001 735 INTEL PENTIUM M 1 8G 2M 400FSB uFCPGA2 SL7EN B 1 STEPPING KC N0001 745 INTEL PENTIUM M 2 0G 2M 400FSB uFCPGA2 SL7EM B 1...

Страница 101: ...COMBO DRIVE 24X KME UIDA 760 KO 02406 008 DVD DUAL DRIVE QSI SDW 042 KU 00403 001 DVD DUAL DRIVE PIONEER DVR K14RA KU 00805 001 DVD DUAL DRIVE LITE ON SOSW 852S KU 00805 001 DVD SUPER MULTI DRIVE KME UJ 830B KU 00807 003 DVD SUPER MULTI DRIVE HLDS GSA 4080N TBD 29 OPTICAL DEVICE HOLDER FIX 42 T51V7 003 28 DVD ROM BEZEL FOR QSI 42 T51V7 004 DVD CDRW BEZEL FOR QSI 42 T50V7 008 DVD CDRW BEZEL FOR KME...

Страница 102: ... on the exploded diagram is non ergo for Aspire series KB T5007 001 TM4500 TM4000 TM2300 KEYBOARD DARFON Chinese KB T5007 002 TM4500 TM4000 TM2300 KEYBOARD DARFON Spanish KB T5007 003 TM4500 TM4000 TM2300 KEYBOARD DARFON Thai KB T5007 004 TM4500 TM4000 TM2300 KEYBOARD DARFON Brazilian Protugese KB T5007 005 TM4500 TM4000 TM2300 KEYBOARD DARFON Korea KB T5007 006 TM4500 TM4000 TM2300 KEYBOARD DARFO...

Страница 103: ...0 TM4000 TM2300 KEYBOARD DARFON Russian KB T5007 025 LCD Module N S LCD MODULE 14 1 IN XGA AU B141XG05 6M T51V7 011 LCD MODULE 14 1 IN XGA QDI QD141XLH12 6M T51V7 012 LCD MODULE 14 1 IN XGA CMO N141XB L01 6M T51V7 013 LCD MODULE 15 IN XGA AU B150XG01 6M T50V7 011 LCD MODULE 15 IN XGA QDI QDI150XL06 01 6M T50V7 012 LCD MODULE 15 IN XGA HANNSTAR HSD150PX14 A07 6M T50V7 013 LCD MODULE 15 IN XGA SAMSU...

Страница 104: ...GE 14 IN L 33 T51V7 001 LCD BRACKET W HINGE 14 IN R 33 T51V7 002 19 LCD BRACKET W HINGE 15 IN L 33 T50V7 002 18 LCD BRACKET W HINGE 15 IN R 33 T50V7 003 LCD BRACKET W HINGE 15 4 IN L 33 T50V7 004 LCD BRACKET W HINGE 15 4 IN R 33 T50V7 005 38 LCD PANEL W LOGO ANTENNA 14 15 IN 60 T50V7 003 LCD PANEL W LOGO ANTENNA 15 4 IN 60 T50V7 005 20 LCD BEZEL W RUBBER PAD 14 IN 60 T51V7 002 LCD BEZEL W RUBBER P...

Страница 105: ...08 256M Hynix SO DIMM DDR333 256MB HYMD232M646D6 J AA KN 2560G 001 N S 512M Infineon SO DIMM DDR333 512MB HYS64D64020GBDL 6 C 11u B KN 51202 013 N S 512MB NANYA SO DIMM DDR333 512MB NT512D64SH8A0FM 6K KN 51203 011 N S 512MB Micron SO DIMM DDR333 512MB MT8VDDT6464HDG 335C1 11u KN 51204 013 Speaker N S SPEAKER SET 23 T50V7 001 Heatsink 21 THERMAL MODULE 60 T50V7 007 4 VGA HEATSINK W PAD 34 T50V7 001...

Страница 106: ... 19V TBD Battery BATTERY SANYO LI ION 4S2P 4 4A 4UR18650F 2 QC140 TBD BATTERY PANASONIC LI ION 4S2P 4 4A CGR B 8B5AE TBD BATTERY SIMPLO LI ION 4S2P 4 4A 916 3020 TBD Boards MODEM BOARD 54 T50V7 001 BLUETOOTH MODULE W ANTENNA 54 T48V7 001 WIRELESS LAN BOARD 802 11b g INTEL KI CAX01 005 LAUNCH BOARD 55 T50V7 001 TOUCH PAD BOARD 55 T50V7 002 Cable FFC CABLE TP B TO MB 50 T50V7 001 MODEM CABLE 50 T50V...

Страница 107: ...FCPGA2 SL7EN B 1 STEPPING KC N0001 745 INTEL PENTIUM M 2 0G 2M 400FSB uFCPGA2 SL7EM B 1 STEPPING KC N0001 755 Combo Module DVD CDRW COMBO MODULE 24X QSI SBW 242C SWAP 6M T50V7 001 DVD CDRW COMBO DRIVE 24X QSI SBW 242C KO 02407 014 OPTICAL DEVICE CONNECTOR BOARD W MYLARY 55 T50V7 003 OPTICAL DEVICE HOLDER SWAP 42 T50V7 007 DVD CDRW BEZEL FOR QSI 42 T50V7 008 DVD CDRW COMBO MODULE KME UIDA 760 SWAP ...

Страница 108: ...0V7 013 DVD SUPER MULTI MODULE HLDS GSA 4080N SWAP 6M T50V7 007 DVD SUPER MULTI DRIVE HLDS GSA 4080N TBD OPTICAL DEVICE CONNECTOR BOARD W MYLARY 55 T50V7 003 OPTICAL DEVICE HOLDER SWAP 42 T50V7 007 DVD SUPER MULTI BEZEL FOR HLDS 42 T50V7 014 HDD Hard Disk Drive 30G HGST 2 5 4200 Moraga HTS424030M9AT00 13G1486 fw DA1017 KH 03007 006 Toshiba Pluto 30G 4200rpm MK3025GAS KH 03004 002 Seagate 30G ST930...

Страница 109: ...DARFON Swiss G KB T5007 011 TM4500 TM4000 TM2300 KEYBOARD DARFON Portuguese KB T5007 012 TM4500 TM4000 TM2300 KEYBOARD DARFON Arabic KB T5007 013 TM4500 TM4000 TM2300 KEYBOARD DARFON Belgium KB T5007 014 TM4500 TM4000 TM2300 KEYBOARD DARFON Sweden KB T5007 015 TM4500 TM4000 TM2300 KEYBOARD DARFON Czech KB T5007 016 TM4500 TM4000 TM2300 KEYBOARD DARFON Hungaian KB T5007 017 TM4500 TM4000 TM2300 KEY...

Страница 110: ...ODULE 15 IN XGA HANNSTAR HSD150PX14 A07 6M T50V7 013 LCD 15 IN XGA HANNSTAR HSD150PX14 A07 LK 15007 009 LCD INVERTER BOARD 19 T50V7 001 LCD CABLE 15 IN XGA 50 T50V7 004 LCD BRACKET W HINGE 15 IN L 33 T50V7 002 LCD BRACKET W HINGE 15 IN R 33 T50V7 003 LCD PANEL W LOGO ANTENNA 14 15 IN 60 T50V7 003 LCD BEZEL W RUBBER PAD 15 IN 60 T50V7 004 LCD MODULE 15 IN XGA SAMSUNG LTN150XB L03 6M T50V7 014 LCD 1...

Страница 111: ...E 15 IN L 33 T50V7 002 LCD BRACKET W HINGE 15 IN R 33 T50V7 003 LCD PANEL W LOGO ANTENNA 14 15 IN 60 T50V7 003 LCD BEZEL W RUBBER PAD 15 IN 60 T50V7 004 LCD MODULE 15 IN SXGA SAMSUNG LTN150P4 L03 6M T50V7 018 LCD 15 IN TFT SXGA SAMSUNG LTN150P4 L03 150nit LK 15006 006 LCD INVERTER BOARD 19 T50V7 001 LCD CABLE 15 IN SXGA 50 T50V7 005 LCD BRACKET W HINGE 15 IN L 33 T50V7 002 LCD BRACKET W HINGE 15 I...

Страница 112: ...R333 512MB HYS64D64020GBDL 6 C 11u B KN 51202 013 512MB NANYA SO DIMM DDR333 512MB NT512D64SH8A0FM 6K KN 51203 011 512MB Micron SO DIMM DDR333 512MB MT8VDDT6464HDG 335C1 11u KN 51204 013 Speaker SPEAKER SPEAKER SET 23 T50V7 001 Heatsink THERMAL MODULE 60 T50V7 007 VGA HEATSINK W PAD 34 T50V7 001 Miscellaneous NAME PLATE 47 T50V7 001 RUBBER FOOT 47 T50V7 002 LCD SCREW RUBBER PAD 47 T50V7 003 LCD BE...

Страница 113: ...NI NYLOK 86 T23V7 010 SCREW M2 0X2 5 I NI NYLOK 86 A03V7 007 SCREW I2 3M NIHY M2L3 86 T25V7 008 SCREW M1 7 3 0 I BK 86 T50V7 001 SCREW I3 3 5M NIH M3L3 5 86 A03V7 011 TravelMate 4500 Picture No Partname And Description Part Number ...

Страница 114: ...z 2M DDR333 1x256MB 40GB 4x DVD Dual 11b g IBM DOS 4001WFLCi 15 4 WXGA PM 715 1 5GHz 2M DDR333 1x256MB 40GB 24x Combo 11b g IBM DOS 4001WNLCi 15 4 WXGA PM 715 1 5GHz 2M DDR333 1x256MB 40GB 24x Combo 11b g Linux 4001WNLMi 15 4 WXGA PM 715 1 5GHz 2M DDR333 1x256MB 40GB 4x DVD Dual 11b g Linux 4001LCi 15 0 XGA PM 715 1 5GHz 2M DDR333 2x256MB 40GB 24x Combo 11b g XPH 4001LMi 15 0 XGA PM 715 1 5GHz 2M ...

Страница 115: ... adapter cards and peripherals which have passed these tests Regarding configuration combination and test procedures please refer to the TravelMate 4400 series Compatibility Test Report released by the Acer Mobile System Testing Department NOTE Test Compatible List is NOT ready when the service guide is released We will update test compatible list accordingly once we got test report Test Compatibl...

Страница 116: ... 1 XGA B141XG05 AU 14 1 XGA QD141X1LH12 QDI 14 1 XGA N141XB L01 CMO LCD 15 0 XGA B150XG01 V 2 AU 15 0 XGA B150XG02 V 2 170 nits AU 15 0 XGA QD150XL06 01 160nits QDI 15 0 XGA LP150X08 A3 160nits LG 15 0 XGA HSD150PX14 A07 Hannstar 15 0 XGA LTN150XB L03 C00 Samsung 15 0 XGA TX38D81VC1CAB Rev B Hitachi 15 0 XGA N150X3 L07 CMO IDT 15 0 XGA CLAA150XH01 N CPT LCD 15 0 SXGA B150PG01 with NEC driver IC AU...

Страница 117: ...lta NB Asapter 65W SADP 65KB BF Lite on NB Adapter 65W PA 1650 02 LSE NB Adapter 65W P0335A1965 Power Cord King Cord Battery Li Ion 8 cells Sanyo 4UR18650F 2 QC140 ZL1 4S2P 4 4A AHA842223I4 Panasonic CGR B 8B5AE ZL1 4S2P 14 8V 4 4A AHA84222050 Simplo 916 3020 4S2P 4 4A AHA842221I0 Sanyo 4UR18650F QC141 ZL1 4S1P 2 2A AHA44122A01 Panasonic CGR B 423AE ZL1 4S1P 14 8V 2 2A AHA44122712 Simplo 916 2990 ...

Страница 118: ...CE 4 Port USB2 0 Super Mini Hub HDD USB HDD VIPower Smart Family Disk DVD CD RW Pioneer DVR 104 Ricoh MP5125A YAMAHA CD RW 70 Printer HP3425 Printer Handy Drive SanDisk Cruzer USB 2 0 Handy Drive 256MB USB Port USB Mouse BenQ M102 G80 Logitech Mouse M BE58 Microsoft Wheel Mouse Optical USB PS2 Compatible Acer MP0930 USB Keyboard Microsoft Internet Keyboard Pro BenQ 6511 ME KILITEK USB KeyPad LUNAR...

Страница 119: ... Handy Drive 128MB GB LAN HUB 3COM SUPER STACK II 3C16611 24port PS 2 Port Keyboard Microsoft Internet Keyboard Pro BTC Keyboard PS 2 Keypad PC Keypad KB 5640 Mouse Logitech M C48 COM Port Mouse Logitech Serial Mouse M MM43 S Video TV SONY Trinitron 14 PVM 14M2U PC Card Modem Card Psion Gold Card Glabal 56K Fax SyCard 16bit 32bit 16 bit LAN Card 3COM 10M LAN Card 3CCFE589ET Xircom EtherNet 10 100 ...

Страница 120: ...sh Card PNY 128MB Memory Stick SONY 256MB SD Memory Card Apacer 128MB Toshiba 256MB Smart Media Transcend 128 MB Fuji 128 MB Audio Jacks Speaker J S 3D Speaker J 2202 Headphone PHILIPS Stereo Headphone SBC HP090 Labtec Stereo Headphone Elite 840 Earphone Philips Earphone Microphone Condenser MIC EM 420T Labtec deskmic 524 Microphone Access Point Intel 802 11B Linksys 54G Bluetooth HP Deskjet 450 w...

Страница 121: ...esktop and Server models including T Service guides for all models T User s manuals T Training materials T Bios updates T Software utilities T Spare parts lists T TABs Technical Announcement Bulletin For these purposes we have included an Acrobat File to facilitate the problem free downloading of our technical material Also contained on this website are T Detailed information on Acer s Internation...

Страница 122: ...126 Appendix C ...

Отзывы: