Toshiba Satellite Pro L450-W1543 Maintenance Manual - Page 128

General, For removing the LCD Module

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Error! Style not defined. Error! Style not defined. 4 Replacement Procedures 4.1 General This chapter explains how to disassemble the laptop and replace Field Replaceable Units (FRUs). Some replacement procedures may not require you to remove all the surrounding FRUs to replace only one FRU. The chart below shows the FRUs in the order in which they should be removed in a top-down manner, irrespective of their physical locations. The FRUs shown in the top area of the chart should normally be removed before removing the FRUs shown in the bottom area. To replace the FRUs, first identify the suspect FRU for the system failure. Next, according to this chart, determine the FRUs that need to be removed before removing the suspect FRU. After you determine those FRUs, go to the appropriate sections according to the section numbers shown in the boxes. Then start removal and replacement. 4.2 Battery 4.3 HDD 4.4 Memory 4.5 WLAN Card 4.6 Modem Card (BTO) 4.7 ODD 4.8 Keyboard Cover and Keyboard 4.9 Logic Upper Assembly 4.13 Thermal Fan 4.14 Motherboard 4.16 Display Assembly 4.15 CPU and Thermal Module 4.17 LCD Bezel Assembly 4.18 LCD Module and Inverter Board 4.19 Camera 4.10 Power Board 4.11 Speakers 4.12 Touch Pad Bracket 4.20 Hinge Saddle 4.21 USB Board 4.22 RJ11 Jack How to use the chart (two examples):  For removing the Motheroard: First, remove parts from 4.8 Keyboard Cover & Keyboard, 4.9 Logic Upper Assembly, 4.13 Thermal Fan.  For removing the LCD Module: First, remove LCD Bezel Assembly, then remove the LCD module and the Inverter Board. 4.2 Battery 4.3 HDD 4.4 Memory 4.5 WLAN Card 4.6 Modem Card (BTO) 4.8 Keyboard Cover and Keyboard 4.9 Logic Upper Assembly 4.7 ODD 4.13 Thermal Fan 4.14 Motherboard 4.16 Display Assembly 4.15 CPU and Thermal Module 4.17 LCD Bezel Assembly 4.18 LCD Module and Inverter Board 4.19 Camera 4.10 Power Board 4.11 Speakers 4.12 Touch Pad Bracket 4.20 Hinge Saddle 4.21 USB Board 4.22 RJ11 Jack Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual 4-1

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Error! Style not defined.
Error! Style not defined.
4 Replacement Procedures
4.1
General
This chapter explains how to disassemble the laptop and replace Field Replaceable Units (FRUs).
Some replacement procedures may not require you to remove all the surrounding FRUs to
replace only one FRU. The chart below shows the FRUs in the order in which they should be
removed in a top-down manner, irrespective of their physical locations. The FRUs shown in the
top area of the chart should normally be removed before removing the FRUs shown in the
bottom area. To replace the FRUs, first identify the suspect FRU for the system failure. Next,
according to this chart, determine the FRUs that need to be removed before removing the suspect
FRU. After you determine those FRUs, go to the appropriate sections according to the section
numbers shown in the boxes. Then start removal and replacement.
4.2 Battery
4.3 HDD
4.4 Memory
4.8 Keyboard Cover
and Keyboard
4.14 Motherboard
4.11 Speakers
4.12 Touch Pad
Bracket
4.10 Power Board
4.5 WLAN Card
4.6 Modem Card
(BTO)
4.7 ODD
4.9 Logic Upper
Assembly
4.13 Thermal
Fan
4.15 CPU and
Thermal Module
4.21 USB Board
4.20 Hinge Saddle
4.22 RJ11 Jack
4.16 Display Assembly
4.17 LCD Bezel
Assembly
4.18 LCD Module
and Inverter Board
4.19 Camera
How to use the chart (two examples):
For removing the Motheroard:
First, remove parts from 4.8
Keyboard Cover & Keyboard, 4.9
Logic Upper Assembly, 4.13
Thermal Fan.
For removing the LCD Module:
First, remove LCD Bezel Assembly,
then remove the LCD module and
the Inverter Board.
4.2 Battery
4.3 HDD
4.4 Memory
4.8 Keyboard Cover
and Keyboard
4.14 Motherboard
4.11 Speakers
4.12 Touch Pad
Bracket
4.10 Power Board
4.5 WLAN Card
4.6 Modem Card
(BTO)
4.7 ODD
4.9 Logic Upper
Assembly
4.13 Thermal
Fan
4.15 CPU and
Thermal Module
4.21 USB Board
4.20 Hinge Saddle
4.22 RJ11 Jack
4.16 Display Assembly
4.17 LCD Bezel
Assembly
4.18 LCD Module
and Inverter Board
4.19 Camera
Satellite L450/Pro L450/L450D/Pro L450D Maintenance Manual
4-1