Toshiba Satellite U300 Maintenance Manual

Text of Toshiba Satellite U300 User Guide:

• Toshiba Satellite U300, Test Program for Field. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual 69 3.21.4 Test Stop Display If an error occurs during a Subtest and YES is selected for Error Stop, the following message displays: * Select 1, 2, or 3 The three selections have the following functions: 1: Terminates the test program and exits to the subtest menu. 2: Continues the test from the error. 3: Restarts the test from the beginning. Use the arrow keys to move the cursor to the desired option and press Enter. 3.21.5 How to enter data Letters which m

• Toshiba Satellite U300, Replacement Procedures Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) 4-3 7 Installing the cover assembly The following describes the procedure for installing the cover assembly (See Figure 4-19 to 4-21). 1. Install the cover assembly to the base assembly. NOTE: Be careful not to catch the cables between cover assembly and base assembly. 2. Connect the touch pad flat cable to the connector on the system board. 3. Secure the cover assembly with the following screws from the back and bottom of computer. • M2.0×5.0 FLAT BIND screw Back x5 • M2.5×10 FLAT BIND screw Back x2 • M2.0�

• Display codes Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) D-3 Table D-1 Scan codes (set 1 and set 2) (2/4) Code set 1 Code set 2 Cap No. Keytop Make Break Make Break Note 29 \ | 2B AB 5D F0 5D *5 30 Caps Lock 3A BA 58 F0 58 31 A 1E 9E 1C F0 1C 32 S 1F 9F 1B F0 1B 33 D 20 A0 23 F0 23 34 F 21 A1 2B F0 2B 35

• Toshiba Satellite U300, Replacement Procedures Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08) 4-3 Before You Begin Take note of the following points before starting work. Always remove the AC adapter and battery pack before commencing any of the procedures. The procedure for removing the battery pack is described in section “4.2.1 Battery Pack”. 1. Do not disassemble the computer unless it is operating abnormally. 2. Use the designated tools. 3. Ensure that the environment for working on and storing parts does not contain any of the following. • • •

• Handling the LCD Module 7. Do not expose the module to direct sunlight or strong ultraviolet rays for long periods. 8. Do not store the module at temperatures below specifications. Cold can cause the liquid crystals to freeze, lose their elasticity or otherwise suffer damage. 9. Do not disassemble the LCD module. Disassembly can cause malfunctions. A-4 Sa

• Toshiba Satellite U300, Test Program for Field. 10 Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Table 3-1 Subtest Names(3/3) No. Test Name No. Subtest Name 10 MULTIMEDIA TEST 01 02 03 04 Sequential Read Test Random Read Test Read Specified Address Test 1 point W/R/C Test 11 MEMORY2 01 02 03 04 All one/zero Test Walking 1/Walking 0 Test(Left) Walking 1/Walking 0 Test(Right) Walking 1/Walking 0 Test(Left /Right) *This test cannot support.

• Chapter 1 Hardware Overview 22Satellite U300 and Satellite Pro U300Maintenance Manual(960-Q02) Figure 1-10 CMO LCD Module Table 1-7 LCD module specifications Specifications(WXGA) Item LG-Philips LP133WX1 Samsung LTN133AT07-001 AUO B133EW01 CMO N133I1

• Toshiba Satellite U300, Troubleshooting Procedures 44 Satellite U300 and Satellite Pro U300 Maintenance Manual 2.13 Wireless LAN Troubleshooting To check if the computer's Wireless LAN is malfunctioning or not, follow the troubleshooting procedures below as instructed. Procedure 1: Transmitting-Receiving Check Procedure 2: Antennas' Connection Check Procedure 3: Replacement Check Procedure 1 Transmitting-Receiving Check Before starting the test, make sure the wireless communication switch is set in the ON position. Check 1 Execute Wireless LAN test program to check the transmitting-receiving

• Toshiba Satellite U300, Pin Assignment Satellite U300 and Satellite Pro U300 Maintenance Manual(960-Q08) 29 33 PDA0 I/O 34 PDA2 I/O 35 PDCS1# I 36 PDCS3# O 37 ODDLED# O 38 +5V --- 39 +5V --- 40 +5V --- 41 +5V --- 42 +5V --- 43 GND --- 44 GND --- 45 GND --- 46 GND --- 47 RCSEL --- 48 GND --- 49 NC --- 50 NC --- 51 GND --- 52 GND --- CN31 5 in 1 Card Connector PIN No. Signal name I/O PIN No. Signal name I/O 1 GND --- 2 XD_CDZ O 3 XD_R/B#/SD_WP# I 4 XD_RE#/CLK I/O 5 XD_CE# I 6 CD_CLE O 7 XD_ALE I 8 XD_WE#/MS_BS/SD_

• Toshiba Satellite U300, Test Program for Field. 16 Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual The display of a test program and the set method of PC are shown below. Display of a Test Program Set method of PC 7 Test5 Judgment If all data is less than ranges, it will be OK. 8 Inspection Judgment If all data is less than ranges, it will be OK. 9 Setting Calibration data When an inspection result is O.K., calibration at HPC. 2. Test Result A test result is displayed when a test is completed. A display of result

• Toshiba Satellite U300, Chapter 1 Hardware Overview 4Satellite U300 and Satellite Pro U300Maintenance Manual(960-Q02) Wireless LAN The wireless LAN is equipped on the mini card slot. LAN/MODEM Connectors for LAN and Modem are separately mounted. 1394 One 1394 port is equipped. Multiple Digital Media Card Slot XD/MS/MS pro/SD/MMC are supported Bluetooth USB Bluetooth Module (BTO) V2.0 & EDR(Enhanced Data Rate) equipped Security Kensington Lock, Fingerprint –Enhanced Lock is also equipped. H

• Toshiba Satellite U300, Pin Assignment Satellite U300 and Satellite Pro U300 Maintenance Manual(960-Q08) 11 37 A_CAD2 I/O 38 A_CAD4 I/O 39 A_CAD6 I/O 40 A_RSVD_D14 I/O 41 A_CAD8 I/O 42 A_CAD10 I/O 43 A_CVS1# O 44 A_CAD13 I/O 45 A_CAD15 I/O 46 A_CAD16 I/O 47 A_RSVD_A18 I/O 48 A_CBLOCK# I 49 A_CSTOP# O 50 A_CDEVSEL# I 51 A_VCC --- 52 AVPP --- 53 A_CTRDY# O 54 A_CFRAME# I 55 A_CAD17 I/O 56 A_CAD19 I/O 57 A_CVS2# O 58 A_CRST# I 59 A_CSERR# I 60 A_CREQ# I 61 A_CC/BE3# O 62 A_CAUDIO I 63 A_CSTSCHG I 64 A_CAD28 I/O 65 A_CAD30 I/O 66 A_CAD31 I/O 67 A_CCD2# I/O 68 GN

• Toshiba Satellite U300, Test Program for Field. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual 13 Judgment If all data is less than ranges, it will be OK. The display of a test program and the set method of PC are shown below. Display of a Test Program Set method of PC 4 Test2 Judgment If all data is less than ranges, it will be OK. U pp e r Rear

• Toshiba Satellite U300, Chapter 1 Hardware Overview 28Satellite U300 and Satellite Pro U300Maintenance Manual(960-Q02) 1.8.2 Battery Charging Control Battery charging is controlled by a power supply microprocessor. The power supply microprocessor controls power supply and detects a full charge when the AC adaptor and battery are connected to the computer. Battery Charge When the AC adapter is connected, normal charging is used while the system is turned on and quick charge is used while the system is turned off. Refer to the following Table 1-11. Table 1-11 Ti

• Toshiba Satellite U300, Test Program for Field. Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual 63 2. Error information displayed on the screen can be manipulated with the following 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 Diagnostics Menu. The 4 key erases all error log information in RAM. The 5 key reads the log information from a floppy disk. The 6 key writes the log information to a floppy disk. The 7 key save the log information to a floppy disk. The following are the test abbreviations for each Diagnostics Test. Test Name Test Abbreviations Syst

• Toshiba Satellite U300, Replacement Procedures 4.5 Wireless LAN card Removing a Wireless LAN card The following describes the procedure for removing a Wireless LAN card (See Figure 4-5). 1. Remove the following screw of wireless cover securing wireless LAN card cover and remove it. And remove screw of wireless board • 2.5.0 x 4.0B BIND screw x4 2. Disconnect the wireless LAN antenna cable from the connectors on a wireless LAN card. 3. Open the left and right latches holding a wireless LAN card and remove a wireless LAN card from the connector on the syste

• Replacement Procedures 4.11 Touch pad Removing the touch pad The following describes the procedure for removing the touch pad (See Figure 4-22). 1. Peel off the glass tape and disconnect the touch pad flat cable, finger print cable from the connector on the touch pad. 2. Remove the following screws securing the touch pad plate. • M2.0×3.0B SUP

• Toshiba Satellite U300, Test Program for Field. 2 Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual Chapter 3 Contents 3.1 Tests and Diagnostics Software Overview ............................................................3-3 3.2 Executing the Diagnostic Test ...............................................................................3-4 3.3 Subtest names.........................................................................................................3-8 3.4 System Test.......................................................................................................... 3-11 3.5 Memory Test......................

• Toshiba Satellite U300, Satellite U300 and Satellite Pro U300 Maintenance Manual(960-Q08) A-1 Appendix A Appendix A Handling the LCD Module Precautions for handling the LCD module The LCD module can be easily damaged during assembly or disassembly. Observe the following precautions when handling the LCD module: 1. When installing the LCD module in the LCD cover, be sure to seat it so that it is properly aligned and maximum visibility of the display is maintained. 2. Be careful to align the holes at the four corners of the LCD module with the corresponding holes in the LCD cover bef

• Toshiba Satellite U300, App-vi Satellite U300 and Satellite Pro U300 Maintenance Manual(960-Q08) Appendix F Wiring Diagrams..........................................................................................F-1 F.1 RGB Monitor ID Wraparound Connector ....................................................F-1 F.2 LAN Loopbak Connector ..............................................................................F-1 Appendix G BIOS Rewrite Procedures.......................

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