Toshiba Personal Computer PORTÉGÉ M700 Maintenance Manual
First edition Nov 2007
Rev B edition Feb 2008
Rev C edition May 2008
Rev D edition Sep 2008
Disclaimer
The information presented in this manual has been reviewed and validated for accuracy. The
included set of instructions and descriptions are accurate for the PORTÉGÉ R50 0 at the time
of this manual’s production. However, succeeding computers and manuals are subject to
change without notice. Therefore, Toshiba assumes no liability for damages incurred
directly or indirectly from errors, omissions, or discrepancies between any succeeding
product and this manual.
Trademarks
IBM is a registered trademark and IBM PC is a trademark of International Business
Machines Corporation.
Intel, Intel SpeedStep, Intel Core, Celeron and Centrino are trademarks or registered
trademarks of Intel Corporation or its subsidiaries in the United States and other
countries/regions.
Windows and Microsoft are registered trademarks of Microsoft Corporation.
Photo CD is a trademark of Eastman Kodak.
Bluetooth is a trademark owned by its proprietor and used by TOSHIBA under license.
i.LINK is a trademark of Sony Corporation.
ii [CONFIDENTIAL] PORTÉGÉ M700/M750 Maintenance Manual (960-661)
Preface
This maintenance manual describes how to perform hardware service maintenance for the
Toshiba Personal Computer PORTÉGÉ M700/M750.
The procedures described in this manual are intended to help service technicians isolate
faulty Field Replaceable Units (FRUs) and replace them in the field.
SAFETY PRECAUTIONS
Four types of messages are used in this manual to bring important information to your
attention. Each of these messages will be italicized and identified as shown below.
DANGER: “Danger” indicates the existence of a hazard that could result in death or
serious bodily injury, if the safety instruction is not observed.
WARNING: “Warning” indicates the existence of a hazard that could result in bodily
injury, if the safety instruction is not observed.
CAUTION: “Caution” indicates the existence of a hazard that could result in property
damage, if the safety instruction is not observed.
NOTE: “Note” contains general information that relates to your safe maintenance
service.
Improper repair of the computer may result in safety hazards. Toshiba requires service
technicians and authorized dealers or service providers to ensure the following safety
precautions are adhered to strictly.
Be sure to fasten screws securely with the right screwdriver. If a screw is not fully
fastened, it could come loose, creating a danger of a short circuit, which could cause
overheating, smoke or fire.
If you replace the battery pack or RTC battery, be sure to use only the same model
battery or an equivalent battery recommended by Toshiba. Installation of the wrong
battery can cause the battery to explode.
PORTÉGÉ M700/M750 Maintenance Manual (960-661) [CONFIDENTIAL] iii
The manual is divided into the following parts:
Chapter 1 Hardware Overview describes the T PORTÉGÉ M700/M750. system
unit and each FRU.
Chapter 2 Troubleshooting Procedures explains how to diagnose and resolve
FRU problems.
Chapter 3 Test and Diagnostics describes how to perform test and diagnostic
operations for maintenance servic e.
Chapter 4 Replacement Procedures describes the removal and replacement of the
iv [CONFIDENTIAL] PORTÉGÉ M700/M750 Maintenance Manual (960-661)
Conventions
This manual uses the following formats to describe, identify, and highlight terms and
operating procedures.
Acronyms
On the first appearance and whenever necessary for clarification acronyms are enclosed in
parentheses following their definition. For example:
Read Only Memory (ROM)
Keys
Keys are used in the text to describe many operations. The key top symbol as it appears on
the keyboard is printed in boldface type.
Key operation
Some operations require you to simultaneously use two or more keys. We identify such
operations by the key top symbols separated by a plus (+) sign. For example, Ctrl + Pause (Break) means you must hold down Ctrl and at the same t i me press Pause (Break). If
three keys are used, hold down the first two and at the same time press the third.
User input
Text that you are instructed to type in is shown in the boldface type below:
DISKCOPY A: B:
The display
Text generated by the computer that appears on its display is presented in the type face
below:
Format complete
System transferred
PORTÉGÉ M700/M750 Maintenance Manual (960-661) [CONFIDENTIAL] v
The Toshiba PORTEGE M700 ,M750 Personal Computer uses extensive Large Scale
Integration (LSI), and Complementary Metal-Oxide Semiconductor (CMOS) technology
extensively to provide compact size, minimum weight, low power usage and high reliability.
This computer incorporates the following features.
There some models and options. Refer to the Parts List for the configuration of each model
and options.
Microprocessor
The Toshiba PORTÉGÉ M700,M750 Personal Computer uses advanced Large Scale
Integration (LSI), and Complementary Metal-Oxide Semiconductor (CMOS) technology
extensively to provide compact size, minimum weight, low power usage and high reliability.
This computer incorporates the following features.
There are some models and options according to BTO system. Refer to the Parts List for the
configuration of each model and options.
Microprocessor
The PORTÉGÉ M700 computer is equipped with one of the following processors.
External monitor : Supported via an RGB connector.
Digitizer
A digitizer is installed at the rear of LCD unit. The supplied tablet pen enables pen
computing.
Tablet pen / Reserve pen
The Tablet pen / Reserve pen can be used as a mouse by touching the display softly with
the pen tip. Tablet button on the side of the pen corresponds to the right click of the mouse.
Erase button on the pen tail can be used as an eraser depending on the application.
Touch screen
A touch screen is installed at the front of LCD unit.
Keyboard
An-easy-to-use 85(US)/87(UK)-key keyboard provides a numeric keypad overlay for fast
numeric data entry or for cursor and page control. The keyboard also includes two keys
that have special functions in Microsoft
®
Windows® Vista. It supports software that uses
a 101- or 102-key enhanced keyboard.
Touch pad
A Touch Pad and control buttons in the palm rest enable control of the on-screen pointer
and scrolling of windows.
Batteries
The computer has two batteries: a rechargeable Lithium-Ion main battery pack and RTC
battery (that backs up the Real Time Clock and CMOS memory).
Universal Serial Bus (USB2.0)
Three USB ports are provided. The ports comply with the USB2.0 standard, which
enables data transfer speeds 40 times faster than USB1.1 standard. USB1.1 is also
supported.
Note:
A power supply is always supplied to two USB ports on the left-hand side of a computer.
One eSATA/USB combo port, which complies to. The USB 2.0 standard is provided. This
port has eSATA (External Serial ATA) function.
A power supply is always supplied to one USB ports on the left side of a computer.
IEEE 1394 port
The computer comes with one IEEE 1394 port. It enables high-speed data transfer
directly from external devices such as digital video cameras.
External monitor (RGB) port
The port enables connection of an external monitor, which is recognized automatically by
Video Electronics Standards Association (VESA) Display Data Channel (DDC) 2B
compatible functions.
PC card slot
A PC card slot are provided. The PC card slot (PCMCIA) accommodates one Type II
card or Express Slot(Choose only one) .
Bridge Media slot
One SD memory card/ SDIO card/Memory stick (PRO)/xD picture card/MultiMedia card
slot. Data can be read and written by inserting each media to the slot.
Fingerprint sensor
The computer is equipped with a fingerprint sensor and fingerprint authentication utility.
They enable only person who has registered his/her fingerprint to use the computer.
Docking interface port
The docking interface port enables connection of an optional Express Port Replicator. It
provides additional features as follows:
The sound system is equipped with the following features:
• speakers
• Volume control
• Stereo headphone jack
• External microphone jack
• Built-in microphone
Internal modem
The computer contains a MDC, enabling data and fax communication. It supports ITU-T
V.90 (V.92). The transfer rates are 56 Kbps for data reception, 33.6 Kbps for data
transmission, and 14,400 bps for fax transmission. However, the actual speed depends on
the line quality. The RJ11 modem jack is used to accommodate a telephone line. Both of
V.90 and V.92 are supported only in USA, Canada and Australia. Only V.90 is available
in other regions.
Internal LAN
The computer is equipped with LAN circuits that support Gigabit Ethernet LAN (1000
megabits per second, 1000BASE-T). It also supports Wakeup on LAN (WOL), Magic
Packet and LED.
Wireless LAN
The computer is equipped with PCI-Ex MiniCard type wireless LAN board that supports
802.11 b/g, 802.11 a/b/g or 802.11 a/b/g/n in the PCI-Ex MiniCard slot. This function can
be switched on and off by a switch on the computer.
Bluetooth
PORTÉGÉ M700
The computer is equipped with Bluetooth (V2.0+EDR) communications standard enable
wireless connection between electronic devices such as computers and printers. It
supports wireless communication switch.
The computer is equipped with Bluetooth (V2.1+EDR) communications standard enable
wireless connection between electronic devices such as computers and printers. It
supports wireless communication switch.
Switch/Button
The following switches and buttons are equipped.
- Power on switch
- Cross Function button
- ESC/Rotation button
- Windows-Security tablet button
- Wireless Assist button
- Wireless Presentation button
3G
The computer is equipped with PCI Express Mini Card type 3G card
SmartCard Slot (SmartCard model only )
This computer supports ISO7816-3 asynchronous cards (support protocols are T=0 and