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High Quality — We only sell the best! Phone Support — We are here to take calls in English and Spanish! Part Access - Search by part number, navigate from the 20, laptop models listed on our website, call for parts not offered online! Welcome Guest Register Forgot Password. Cart Items: 0. AER Worldwide. View 12 24 48 60 To determine if the power supply is functioning properly, start with Procedure 1 and continue with the other procedures as instructed. The Battery icon glows orange when the AC power cord is charging the battery pack.
If the Battery icon glows green, the AC power cord is connected and the battery is fully charged. If there is no error message, go to Procedure 2. Check 1 If one of these error messages displays on the screen, press the F1 key as the message instructs.
If error message b appears often when the power is turned on, replace the RTC battery. If any other error message displays, per- form Check 2. Figure shows the printer port LED. Then press [F1] key. Boot load — Check 1 If the following error codes are displayed, go to Procedure 5.
Detailed operation is given in Chapter 3, Tests and Diagnostics. If the FDD still does not function properly after cleaning, go to Proce- dure 2. Refer to Chapter 3, Tests and Diagnostics, for more information about the diagnostics test procedures.
This cable may be damaged or disconnected from the external 3. Page Hard Disk Drive Troubleshooting Refer to the operating system instructions for more information. Then perform the follow- ing checks: Check 1 Type C: and press Enter. If you cannot change to drive C, go to Check 2. If you can change to drive C, go to Procedure 2. If the following message appears on the display, the system program has been transferred to the HDD.
If the following message appears on the display, the HDD is formatted. Page Keyboard Troubleshooting Keyboard Troubleshooting To determine if the series keyboard is functioning properly, perform the following procedures. Start with Procedure 1 and continue with the other procedure as instructed.
This program checks the display controller on the VGA board. Refer to Chapter 3, Tests and Diagnostics, for details. Page Connector Check Replacement Procedures, for more information about how to disassemble the computer. If the problem still exists, perform Procedure 5. Any of these components may be damaged.
Refer to Chapter 4, Replacement Proce- dures, for instructions on how to disassemble the computer and then perform the following checks: If the FL does not light, perform Check 1. Page 50 Select the desired subtest number from the subtest menu and press Enter. Table Subtest names Test name Subtest No. Move the highlight bar to the subtest you want to execute and press Enter.
This subtest functions the same as subtest 04, except it is used for testing an optional memory card. Page 57 Subtest 02 Pressed keycode display When a key is pressed, the scan code, character code, and keytop name are displayed on the screen in the format shown below.
Page 58 Subtest 04 Pointing Stick This subtest checks the functions of the pointing stick as shown below. A IPS stick pressure sensing direction and parameter.
B IPS switch function check. This test reports the pointing stick motion response from the IPS and IPS switch by displaying the location parameters. The Display test contains six subtests that test the display in various modes. Execute the test, then press Enter to change the mode. Pressing Enter changes the size of the displayed image.
Page 61 Pressing Enter changes the size of the displayed image. The contents of the floppy disk will be erased. The following tracks are read according to the media type in the floppy disk drive: Double-sided, double-density 2D : Tracks 0 to Double-sided, double-density, double-track 2DD and double-sided, high-density, double-track 2HD : Tracks 0 to The Printer Test contains three subtests that test the output of the printer connected to the computer.
Page Async Test 3. The async test contains eight subtests that test the asynchronous communication functions. Page Hard Disk Test 1. Page 70 The HDD status is described in section 3. Select 1 or 2 and press Enter. Select the number of the subtest you want to execute and press Enter.
The following message will appear during each subtest. Page Real Timer Test 3. Move the highlight bar to the subtest you want to ex- ecute and press Enter. This subtest checks the real time clock increments, making sure the date and time are displayed in the following format: Current date : Current time : Pressing Enter displays the following: Current date : Page Ndp Test 3.
Subtest 01 This test checks the following functions of the coprocessor: Control word Status word Addition Page Expansion Test 3. The expansion test contains two subtests. Page Sound Test 3. NOTE: To execute this subtest, the internal microphone and internal headphone or internal speaker are required. Connect a sound source such as a CD player or stereo to the line-in port. Page 78 times. For this test, use an ordinary music CD.
This subtest reads track data from a specified track and plays the sound. Page 87 Bad track register Next, the Bad Track register prompt will appear as shown below. Enter the cylinder and head numbers of bad tracks and press Enter. Note that if there are no bad tracks, pressing Enter alone is the same as executing All Track Format described in item d below. Page 88 Bad track FORMAT To format a track as a bad track, enter the number for drive, interleave, cylinder, and head as indicated in the screen prompt shown below.
Drive number select 1: 1, 2: 2? Press [Cylinder number dddd ]? Press [Head number dd ]? Press Enter to return to the Hard Disk Format menu. Page Head Cleaning 3. A cleaning kit is necessary to perform this program. XX Mount cleaning disk s on drive s. Page Log Utilities 3. This function can store data on a floppy disk or output the data to a printer. If the power switch is turned off, the error information will be lost. Page 91 The error information displayed on the screen can be manipulated by the follow- ing number keys: The 1 key scrolls the display to the next page.
The 2 key scrolls the display to the previous page. The 3 key returns to the Diagnostic Menu. The 4 key erases all error log information in RAM. Page Running Test 3. Page 93 Select Yes or No and press Enter. The following message will appear : Mount the work disk s on the drive s , then press [Enter] key. This program can format a 5. A message similar to the one below will be displayed: Warning : Disk data will be destroyed. Insert work disk into drive A: Press any key when ready.
Page 96 Remove the source disk from the FDD, insert a formatted work disk and press any key. When the amount of data is too large to be copied in one operation, the message from step b is displayed again. Page System Configuration 3. Page 98 3. Page Accessing The Setup Program 3. Page Setup Options To make other changes, press N. Repeat the steps above. To accept the changes, press Y. The value cannot be changed.
Only VGA compatible is displayed. Power On Display This option is used to select the display when booting up.
Password This option allows you to set or reset the user password for power on and instant security. Page Sound system This item allows you to enable or disable the sound card ports.
When you select this option, the automatic setting feature Full Power or Low Power is disabled and the user-preferred parameters become effective. Disabled Disables display automatic power off. Automatically turns off power to the hard disk drive if it is not used for the duration set.
The duration xx can be set to 1, 3, 5, 10, 15, 20, or 30 minutes. Page Disables the alarm. Sets the alarm volume to low. Medium Sets the alarm volume to medium. High Sets the alarm volume to high. Default When Alarm Volume is selected, the subwindow below is displayed to let you enable or disable certain functions. Page Sets the power on time hour clock. Disabled Disables the alarm. If you do so, the setting will be lost. You must reset this option when you restore power.
Boot Priority Use this option to select the disk drive priority for boot up. It may not be necessary to remove all the FRUs in order to replace one. The chart below is a guide to which FRUs need to be removed in order to remove others. Always start by removing the battery pack, then follow the lines on the chart to determine which FRU you must remove next in order to repair the one you think is causing the computer to operate improperly. Always use the lithium ion battery pack or backup battery that is authorized by Toshiba or compatible with the unit.
Since other battery packs have different specifications, they may be incompatible with the unit, and may burst or explode. Heating or disassembling the battery pack could cause leakage of alkaline solution. Familiarize yourself with the disassembly and reassembly steps. Begin each procedure by removing the AC cord and the battery pack as instructed in section 4.
Do not disassemble the computer unless it is operating abnormally. Page Disassembly Procedures Disassembly Procedures The computer has three basic types of cable connectors: Pressure Plate Connectors Normal Pin Connectors Flexible Cable Connectors To disconnect a Pressure Plate connector, lift up the tabs on either side of the plastic pressure plate and slide the cable out of the connector.
To connect the cable to a Pressure Plate connector, make sure the pressure plate is fully lifted and slide the cable into the connector. Proper use of these devices will increase the success rate of your repairs and lower the cost for damaged or destroyed parts. The following equipment is necessary to disassemble and reassemble the computer: One M2 Phillips screwdriver to remove and replace screws.
Please return spent battery packs to your Toshiba dealer. The battery can explode if not properly replaced, used, handled or disposed of. Dispose of the battery as required by local ordinances or regulations.
Turn off the power to the computer. Disconnect the AC power cord and all external cables connected to the computer. Page Optional Memory Module Optional Memory Module Removing an Optional Memory Module To remove an optional memory module, make sure the computer is in boot mode then follow the steps below and refer to Figures and Page Installing an Optional Memory Module To install an optional memory module, make sure the computer is in boot mode then follow the steps below and refer to Figures back to Position the connector on the bottom of the module over the corresponding connector on the computer align the holes on the side of the module over the screw holes on the brace.
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