Toshiba Satellite L450 L450d Pro Maintanance Manual

							  
Satellite L450D / ProL450D Series Maintenance Manual                    \
    [CONFIDENTIAL] xi 
Figure 4.12   Removing the screws from the bottom of the laptop ......................................... 4-23 
Figure 4.13   Removing six screws from under the keyboard................................................. 4-24 
Figure 4.14   Detaching cables from under the keyboard ....................................................... 4-25 
Figure 4.15   Removing the power board ........................................................................\
........ 4-26 
Figure 4.16   Removing the screws from the touch pad button board .................................... 4-27 
Figure 4.17   Removing the touch pad bracket ....................................................................... 4-28 
Figure 4.18   Removing the thermal fan from the logic lower assembly ................................ 4-29 
Figure 4.19   Removing the motherboard from logic lower assembly .................................... 4-30 
Figure 4.20   Removing the DC IN connector and cable ........................................................ 4-31 
Figure 4.21   Picking up the motherboard ........................................................................\
....... 4-31 
Figure 4.22   Aligning the motherboard connectors................................................................ 4-32 
Figure 4.23   Installing the DC IN connector ........................................................................\
.. 4-33 
Figure 4.24   Removing the Thermal Module ........................................................................\
. 4-35 
Figure 4.25   Removing the VGA Board........................................................................\
......... 4-36 
Figure 4.26   Reapply Shinetsu 7726 grease on the thermal module and 
remove any release papers ........................................................................\
......... 4-37 
Figure 4.27   Removing the CPU ........................................................................\
.................... 4-38 
Figure 4.28   Removing the modem card ........................................................................\
........ 4-40 
Figure 4.29   Removing the speakers ........................................................................\
.............. 4-41 
Figure 4.30   Removing the display assembly.....................................................................\
.... 4-43 
Figure 4.31   Removing the LCD Bezel Assembly ................................................................. 4-45 
Figure 4.32   Taking out the hinge wall ........................................................................\
.......... 4-46 
Figure 4.33   Removing the bezel from the hinge wall ........................................................... 4-46 
Figure 4.34   Reroute the cables ........................................................................\
...................... 4- 47 
Figure 4.35   Pressing the bezel hinge wall ........................................................................\
..... 4-48 
Figure 4.36   Pressing the bezel downside hook ..................................................................... 4-48 
Figure 4.37   Pressing the left and  right side of the bezel ....................................................... 4-49 
Figure 4.38   Pressing the bezel upside hooks........................................................................\
. 4-49 
Figure 4.39   Removing the Inverter Board ........................................................................\
.... 4-50 
Figure 4.40   Removing the LCD Module from the LCD cover assembly ............................. 4-51 
Figure 4.41   Removing the LCD Hinge Assembly ................................................................ 4-51 
Figure 4.42   Removing the LVDS cable ........................................................................\
........ 4-52  
						

							 
xii                                                          [CONFIDENTIAL]     Satellite L450D / ProL450D Series Maintenance 
Manual 
Figure 4.43   Installing the LCD Hinge Assembly.................................................................. 4-53 
Figure 4.44   Removing the LCD Module from the LCD cover assembly ............................. 4-54 
Figure 4.45   Removing the CMOS board and MIC ............................................................... 4-55 
Figure 4.46   Removing the USB Board ........................................................................\
......... 4-56 
Figure 4.47   Removing the Bluetooth card ........................................................................\
.... 4-57
 
  
						

							  
Satellite L450D / ProL450D Series Maintenance Manual                    \
    [CONFIDENTIAL] xiii 
Appendices 
Appendix A   Handling the LCD Module ........................................................................\
......... A-1 
Appendix B  Board Layout ........................................................................\
.............................. B-1 
Appendix C  Pin Assignments....................................................................\
.............................. C-1 
Appendix D  Keyboard Scan/Character Codes ........................................................................\
 D-1 
Appendix E  Key Layout..............................................................\
............................................E-1 
Appendix F  Series Screw Torque List ........................................................................\
.............F-1 
Appendix G  Reliability........................................................................\
................................. ... G-1 
  
						

							Chapter 1  
Hardware Overview 
  
						

							1 Hardware Overview  
Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual  1-ii 
 
Chapter 1  Contents 
1.1 Features ........................................................................\
.......................................... 1-1 
1.2 2.5-inch HDD ........................................................................\
............................... 1-10 
1.3 DVD Super Multi (+-R Double Layer) ................................................................ 1-11 
1.4 Power Supply ........................................................................\
............................... 1-12 
1.5 Batteries........................................................................\
........................................ 1-14 
1.5.1 Main Battery ........................................................................\
................. 1-14 
1.5.2 Battery Charging Control ..................................................................... 1-14 
1.5.3 RTC Battery ........................................................................\
.................. 1-15 
  
						

							 1 Hardware Overview 
Satellite L450/Pro L450/L450D/Pro  L450D Maintenance Manual  1-iii 
Figures 
Figure 1-1
 ID Parts Description Placement Part A.......................................................... 1-5 
Figure 1-2 The system diagram of the computer (Intel platform) ................................... 1-6 
Figure 1-3 The system diagram of the computer (AMD platform) ................................. 1-7 
Figure 1-4 SATA HDD ........................................................................\
......................... 1-10 
Figure 1-5 DVD Super Multi Drive ........................................................................\
...... 1-11 
 
Tables 
Table 1-1
 HDD Specifications ........................................................................\
............. 1-10 
Table 1-2 DVD Super Multi Drive Specifications ....................................................... 1-11 
Table 1-3 Quick/Normal Charging Time ..................................................................... 1-14 
 
 
  
						

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Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual  1-1 
1.1  Features 
The Toshiba Satellite L450/Pro L450/L450D/Pro L450D is a full size noteb\
ook PC based on the 
Dual Core Processor, providing high-speed processing capabilities and ad\
vanced features. The 
computer employs a Lithium Ion battery that allows it to be battery-operated for a longer period 
of time. The display uses 15.6-inch WXGA LCD panel. The PGA socket supports BTO for the 
CPU so that the system can be designed to suit your needs. 
 
The computer has the following features: 
  Processor  
The computer is equipped with one of the following processors. 
  Intel Penryn processor Dual (25W/35W) Core  
  Intel Penryn SEAM CPU  
  Intel Merom Celeron/ SEAM CPU  
  AMD Lion (Turion X2) Ultra Dual-Core Processor  
  AMD Lion (Turion X2) Dual-Core Processor  
  AMD Athlon X2 Dual-Core Processor  
  AMD Sable (Sempron) Processor 
 
  Memory 
The computer has two SODIMMs slot comes standard with 1GB/2GB, accepting BTO for 
your memory requirements. It can incorporate up to 8 GB of main memory. It supports 
DDR2 at 800MHz. 
 
  Battery Pack 
The computer is powered by one rechargeable and removable Lithium Ion battery pack. The 
capacity can be either 3-cell or 6-cell, depending on the model of the computer. 
 
  RTC Battery  
The internal RTC battery backs up the Real Time Clock and calendar. 
 
  Hard Disk Drive (HDD) 
The computer accommodates 9.5 mm HDD types with following storage capacities: 
   160/250/320/400/500 GB (9.5 mm thick) SATA (5,400rpm)  
						

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Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual  1-2 
 
  ODD 
 12.7mm height DVD Super Multi drive supporting ±R Double Layer w/ Labelflas\
h 
 
  Display  
The LCD displays available come with one of following types: 
   15.6 COLOR TFT/HD LCD, 1366 X 768 HD Resolution 
 
  Graphics 
  Intel GM45/GL40 integrated graphic 
   AMD RS780MN/RS780MC integrated graphic 
(depending on the model of the computer). 
 
  Keyboard 
The computer is equipped with a Toshiba standard 300mm keyboard, which has 86/87 keys 
support without stick-point. It is a Vista compliance keyboard, where you may find 
Windows key and application keys. 
 
  Pointing Device 
The integrated Wide Touch Pad and two control buttons in the palm rest allow control of 
the on-screen pointer and support functions such as the scrolling of win\
dows. 
 
  External Monitor Port 
The analog VGA port provides support for VESA DDC2B compatible functions. A WDDM 
driver is ready for Vista. 
 
  Universal Serial Bus (USB) Ports 
The computer has three USB 2.0 ports. It is supported to daisy-chain a maximum of 127 
USB devices. The serial data transfer rate is 480 Mbps or 12 Mbps and 1.\
5 Mbps. These 
ports support PnP installation and hot plugging. 
  
						

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Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual  1-3 
 Bridge Media Slot 
This slot allows you to insert SD, MiniSD/ MicroSD (through adapter), \
Memory Stick and 
MMC memory card. It supports High speed SD and SDHC. An I/O port heel cover is \
needed. This model does not support CF cards. 
 
  Sound system  
The integrated sound system provides support for the computers internal speakers and 
microphone, as allowing an external microphone and headphones to be connected via the 
appropriate jacks. 
 
  Internal Camera (BTO) 
It supports 0.3M and 1.3M pixels with Auto Macro. It comes with blue LED. The internal 
microphone is BTO with the internal camera. The microphone comes with echo 
cancellation. This camera is not a rotation type. 
 
  HDMI Out Port (BTO) 
HDMI 1.3 out port can connect with Type A connector HDMI cable. One HDMI\
 cable can 
send and receive video, audio and control signals. 
 
  Headphones Line out Jack 
This jack connects digital speakers or a stereo headphone (16 ohm minimum). When 
connected to a digital speaker or headphones, the internal speaker is au\
tomatically disabled.  
 
  Microphone/ Line-in Jack 
A 3.5mm mini microphone jack enables connection of a three-conductor microphone for 
monaural input and also enables the conn ection of a stereo device for audio input. 
 
  LAN 
The computer has built-in support for 10M/100M Ethernet LAN (10/100 megabits per 
second, 10/100BASE-T). It is a Realtek 8103EL for 10M/100Mbit LAN.