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Revision to Toshiba Satellite L655D-S5095 Troubleshooting

Nick Ferranti

As with many cases, the problem could be fixed by a simple a system reset.
 
Power# Power off your computer, unplugcomputer
# Unplug
everything from the unit including the AC, removeAC
# Remove
the battery, pressbattery
# Press
and hold down the power button for 30 seconds, replaceseconds
# Replace
the battery and then AC, powerAC
# Power
on.
Power# Power off your computer, unplugcomputer
# Unplug
everything from the unit including the AC, removeAC
# Remove
the battery, pressbattery
# Press
and hold down the power button for 30 seconds, replaceseconds
# Replace
the battery and then AC, powerAC
# Power
on.
 
Assuming the display begins to work, atTo ensure that everything is working properly

# At
the Toshiba logo screen press 'F2' to enter the BIOS Setup, inSetup
# In
setup press 'F9' to load setup defaults, pressdefaults
# Press
'F10' to save and exit.
Assuming the display begins to work, atTo ensure that everything is working properly

# At
the Toshiba logo screen press 'F2' to enter the BIOS Setup, inSetup
# In
setup press 'F9' to load setup defaults, pressdefaults
# Press
'F10' to save and exit.
 
=== Broken LCD ===
This warrants LCD screen replacement.
 
To replace your LCD, check out this youtube video.

*
http://www.youtube.com/watch?v=WkXyJbER6zA
To replace your LCD, check out this youtube video.

*
http://www.youtube.com/watch?v=WkXyJbER6zA
 
=== Faulty Graphics Card ===
=== Insufficient Power ===
 
If your battery and/or AC adapter is broken, your computer won't get sufficient power to its display systems. Try powering the laptop on battery, then connected to AC with and without battery. If display still does not change from black screen, try a brand new adapter.
If your battery and/or AC adapter is broken, your computer won't get sufficient power to its display systems. Try powering the laptop on battery, then connected to AC with and without battery. If display still does not change from black screen, try a brand new adapter.
 
If this still doesn't work, look for a short or a poor connection around# Try powering the power switch. The cable/hinge may be shot. The cable is seated into the motherboardlaptop on battery
# Then connected to AC with
and into the LCD panel. It can come loose and cause the problem you are having. Since the cable runs through the hinge, it is possible that it has frayed and/or gotten cut. Try to reposition or reconnect the cable, or maybe buywithout battery
# If display still does not change from black screen, try
a more reliable cable.brand new adapter
If this still doesn't work, look for a short or a poor connection around# Try powering the power switch. The cable/hinge may be shot. The cable is seated into the motherboardlaptop on battery
# Then connected to AC with
and into the LCD panel. It can come loose and cause the problem you are having. Since the cable runs through the hinge, it is possible that it has frayed and/or gotten cut. Try to reposition or reconnect the cable, or maybe buywithout battery
# If display still does not change from black screen, try
a more reliable cable.brand new adapter
 
AlsoIf this still doesn't work

* Look for a short or a poor connection around the power switch
* The cable/hinge may be shot. The cable is seated into the motherboard and into the LCD panel. It can come loose and cause the problem you are having. Since the cable runs through the hinge, it is possible that it has frayed and/or gotten cut
* Try to reposition or reconnect the cable, or maybe buy a more reliable cable

Also
, try changing the BIOS settings; specifically: "Dynamic'''"Dynamic CPU Frequency Mode."Mode."''' Change the setting from "Dynamically Switchable"'''"Dynamically Switchable"''' to "Always Low."'''"Always Low."'''
AlsoIf this still doesn't work

* Look for a short or a poor connection around the power switch
* The cable/hinge may be shot. The cable is seated into the motherboard and into the LCD panel. It can come loose and cause the problem you are having. Since the cable runs through the hinge, it is possible that it has frayed and/or gotten cut
* Try to reposition or reconnect the cable, or maybe buy a more reliable cable

Also
, try changing the BIOS settings; specifically: "Dynamic'''"Dynamic CPU Frequency Mode."Mode."''' Change the setting from "Dynamically Switchable"'''"Dynamically Switchable"''' to "Always Low."'''"Always Low."'''
 
=== Defective BIOS ===
If you are not seeing lights flashing, or hearing any hard drive action, and the reset did not work, your BIOS has probably become corrupted.
 
BIOS'''BIOS Recovery proceduresprocedures:'''

*
http://forums.mydigitallife.info/threads/870-Bios-Recovery-Procedures?p=26249#post26249
BIOS'''BIOS Recovery proceduresprocedures:'''

*
http://forums.mydigitallife.info/threads/870-Bios-Recovery-Procedures?p=26249#post26249
 
You may need to dismantle your unit partially to check what make of BIOS you have, before using the above recovery procedures.
 
Disassembly Instructions'''Disassembly Instructions:'''

*
http://www.irisvista.com/tech/laptops/Toshiba-Satellite-L505-L505D/remove-laptop-motherboard-1.htm
Disassembly Instructions'''Disassembly Instructions:'''

*
http://www.irisvista.com/tech/laptops/Toshiba-Satellite-L505-L505D/remove-laptop-motherboard-1.htm
 
Identify and replace your BIOS. If you are not comfortable or not able to try these things on your own, then it's time for some professional help.
If you are not to technically savvy then try to get professional help:
 
To locate a Service Center, go to: http://www.csd.toshiba.com/cgi-bin/tais/support/jsp/gaspLocator.jsp?style=emea
To locate a Service Center, go to: http://www.csd.toshiba.com/cgi-bin/tais/support/jsp/gaspLocator.jsp?style=emea
 
===Extra Repair Guides for Toshiba===* http://www.csd.toshiba.com/cgi-bin/tais/support/jsp/gaspLocator.jsp?style=emea
===Extra Repair Guides for Toshiba===* http://www.csd.toshiba.com/cgi-bin/tais/support/jsp/gaspLocator.jsp?style=emea
 
For=== Extra Repair Guides for Toshiba ===

For
additional self-repair troubleshooting guides, check out Toshiba's website:

*
http://www.csd.toshiba.com/cgi-bin/tais/support/jsp/outFrm.jsp?ofId=AskIris&searchString=satellite+L655D-S5095
For=== Extra Repair Guides for Toshiba ===

For
additional self-repair troubleshooting guides, check out Toshiba's website:

*
http://www.csd.toshiba.com/cgi-bin/tais/support/jsp/outFrm.jsp?ofId=AskIris&searchString=satellite+L655D-S5095
 
== Sound isn't working ==
=== Sound Driver Is Disabled ===
 
After making sure that your volume is not muted, check to make sure that your sound driver is enabled.

* Under the start menu go to the
In "Control Panel"
* Select
under the Device Manager
* Select
there will be a sound option. After opening the sound option
* Find
option, find your sound driver and check to make sure it is not disabled.( Todisabled. To check this, right click on your sound driver and and find the optionchoose to enable/disable and if disabled click on it.) enable.
After making sure that your volume is not muted, check to make sure that your sound driver is enabled.

* Under the start menu go to the
In "Control Panel"
* Select
under the Device Manager
* Select
there will be a sound option. After opening the sound option
* Find
option, find your sound driver and check to make sure it is not disabled.( Todisabled. To check this, right click on your sound driver and and find the optionchoose to enable/disable and if disabled click on it.) enable.
 
=== Sound Driver Was Uninstalled ===
== Laptop won't hold a charge ==
 
Your laptop won't stay powered on for more than a couple minutes, or won't charge at all, while the charger is plugged inin..
Your laptop won't stay powered on for more than a couple minutes, or won't charge at all, while the charger is plugged inin..
 
=== Bad Battery ===
If your computer will only power on when the power adaptor is connected, then you probably have a dead battery. Lithium-ion batteries have a sort usable lifespan. This means that after a certain period of time, the battery will not be able to hold a charge. In order to test to see if this is the problem do the following:
 
* Disconnect*Disconnect the battery from the laptop.
* Try


*Try
to turn the device on while the AC adapter is connected.
* Disconnect*Disconnect the battery from the laptop.
* Try


*Try
to turn the device on while the AC adapter is connected.
 
If the laptop turns on and stays on, then your battery is bad and needs to be replaced. This guide will aid you in replacing your battery: [guide|12843]
=== Bad AC Adapter ===
 
If your laptop will not turn on or hold a charge after the previous step, you probably have a faulty power adapter. Unfortunately,Unfortunately there is nonot fix that you can performdo at home and you need to get a new one.
If your laptop will not turn on or hold a charge after the previous step, you probably have a faulty power adapter. Unfortunately,Unfortunately there is nonot fix that you can performdo at home and you need to get a new one.
 
== Microphone doesn't work ==

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