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NB300 SERIES MAINTENANCE MANUAL

[CONFIDENTIAL]

v

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 time 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 typeface below:

Format complete

System transferred

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Summary of Contents for mini NB300

Page 1: ...Toshiba Personal Computer NB300 Maintenance Manual TOSHIBA CORPORATION CONFIDENTIAL ...

Page 2: ... 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 OS 2 and PS 2 are trademarks of IBM Corporation Microsoft MS DOS Windows DirectSou...

Page 3: ...ved 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 safet...

Page 4: ... removal and replacement of the FRUs Appendices The appendices describe the following Handling the LCD module Board layout Pin assignments Keyboard scan character codes Key layout Screw torque list Reliability 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...

Page 5: ...l Pause Break means you must hold down Ctrl and at the same time 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 typeface below Format complete System tran...

Page 6: ...ing 9 2 4 Display Troubleshooting 14 2 5 Keyboard Troubleshooting 17 2 6 External USB Devices Troubleshooting 19 2 7 TouchPad Troubleshooting 21 2 8 Speaker Troubleshooting 23 2 9 Wireless LAN Troubleshooting 25 2 10 Camera troubleshooting 27 2 11 Bluetooth Troubleshooting 29 2 12 2 in 1 card Troubleshooting 31 2 13 HDD SSD troubleshooting process 33 2 14 CRT failure troubleshooting process 35 2 1...

Page 7: ... Memory Check 13 3 9 Keyboard Test 13 3 10 Mouse Pad Test 16 3 11 LCD Pixels Mode Test 17 3 12 Magnetic switch Test 18 3 13 LAN Test 20 3 14 RTC Test 23 3 15 3D Gsensor 24 3 16 1st HDDTest 27 3 17 RDMI Test 29 3 18 WDMI Test 30 3 19 Toshiba Logo set 32 3 20 Dynabook Logo set 34 3 21 TP type RW Test 37 Chapter 4 4 1 General 4 1 Safety Precautions 4 2 Before You Begin 4 4 Disassembly Procedures 4 5 ...

Page 8: ...WWAN Card 4 14 4 5 HDD 4 15 Removing the HDD 4 15 Installing the HDD 4 17 4 6 Memory 4 18 Removing the Optional Memory 4 18 Installing the Optional Memory 4 19 4 7 Hinge Cover and Keyboard 4 20 Removing the Hinge Cover 4 20 Removing the Keyboard 4 21 Installing the Hinge Cover and Keyboard 4 23 4 8 Power Board 4 24 Removing the Power Board 4 24 Installing the Power Board 4 25 4 9 Logic Upper Assem...

Page 9: ...an and the Thermal Module 4 42 Installing the Fan and the Thermal Module 4 44 4 16 LCD Bezel Assembly 4 45 Removing the LCD Bezel Assembly 4 45 Installing the LCD Bezel Assembly 4 48 4 17 LCD Module 4 49 Removing the LCD Module 4 49 Installing the LCD Module 4 53 4 18 Camera module and Microphone 4 54 Removing the Camera module and Microphone 4 54 Installing the Camera module and Microphone 4 55 F...

Page 10: ...cess 39 Figure 2 16 3D sensor troubleshooting process 41 Figure 2 17 3G troubleshooting process 43 Figure 4 1 Removing the Battery Pack 4 8 Figure 4 2 Remove one M2 5x3 and one M2 5x10 TORX screws 4 10 Figure 4 3 Detach two antennas and remove two screws 4 11 Figure 4 4 Removing the WLAN card 4 11 Figure 4 5 Detach two antennas and remove two screws 4 13 Figure 4 6 Remove the WWAN card 4 14 Figure...

Page 11: ...gure 4 31 Detach the cable from the Bluetooth card 4 34 Figure 4 32 Remove the right speaker 4 35 Figure 4 33 Remove the left speaker 4 36 Figure 4 34 Remove two screws 4 37 Figure 4 35 Removing the DC IN bracket 4 38 Figure 4 36 Pull out the DC IN cable 4 38 Figure 4 37 Picking up the motherboard 4 39 Figure 4 38 Detach the cable 4 40 Figure 4 39 Remove the IO board 4 41 Figure 4 40 Remove the fa...

Page 12: ...2 Figure 4 51 Removing the Microphone 4 54 Appendices Appendix A Handling the LCD Module A 1 Appendix B Board Layout B 1 Appendix C Pin Assignments C 1 Appendix D Keyboard Scan Character Codes D 1 Appendix E Key Layout E 1 Appendix F Series Screw Torque List F 1 Appendix G Reliability G 1 ...

Page 13: ...Chapter 1 Hardware Overview ...

Page 14: ...rview NB300 Maintenance Manual 1 ii Chapter 1 Contents 1 1 Features 1 1 1 2 2 5 inch HDD 1 9 1 3 Power Supply 1 10 1 4 Batteries 1 12 1 4 1 Main Battery 1 12 1 4 2 Battery Charging Control 1 12 1 4 3 RTC Battery 1 13 ...

Page 15: ...e Overview NB300 Maintenance Manual 1 iii Figures Figure 1 1A ID Parts Description Placement Part A 1 5 Figure 1 2 S ATA HDD 1 9 Tables Table 1 1 HDD Specifications 1 9 Table 1 2 Quick Normal Charging Time 1 12 ...

Page 16: ......

Page 17: ...cessor The computer is equipped with an Intel AtomTM Processor N450 470 that is XD bit supported Memory BTO The computer has one SODIMM slot which comes standard with 1GB 2GB accepting BTO for your memory requirements It can incorporate up to 1 GB XP or 2 GB XP Win7 of main memory It supports DDR2 at 667MHz Battery Pack BTO The computer is powered by one rechargeable and removable lithium ion batt...

Page 18: ...rol of the on screen pointer and support functions such as the scrolling of windows External Monitor Port The analog VGA port provides support for VESA DDC2B compatible functions A WDDM driver is ready for Vista Universal Serial Bus USB Ports The computer has three USB 2 0 ports It is supported to daisy chain a maximum of 127 USB devices The serial data transfer rate is 480 Mbps or 12 Mbps and 1 5...

Page 19: ...ed Microphone Line in Jack A 3 5mm mini microphone jack enables connection of a three conductor microphone for monaural input and also enables the connection of a stereo device for audio input LAN The computer has built in support for 10M 100M Ethernet LAN 10 100 megabits per second 10 100BASE T It employs a Realtek 8103EL for 10M 100Mbit LAN Wireless LAN BTO Some computers in this series are equi...

Page 20: ...in this series offer Bluetooth wireless communication functionality which eliminates the need for cables between electronic devices such as computers and printers When implemented Bluetooth provides wireless communication in a small space This module is Version 2 1 EDR Antenna on Module type basically Toshiba stack support it ...

Page 21: ... TouchPad USB TP BTN DC IN Kensington Lock Microphone Chrome ring Headphone Chrome ring MIC LED Indicat or Num lock Green Scroll lock Green Bridge media Green Wireless RF status Amber WiMax 3G Blue DC IN Green POWER Green Amber Blink Main Battery Green Amber Amber Blink HDD ODD eSATA Green Tile Keyboard Keyboard Frame 2009 10 14 Rev 04 update Figure 1 1A ID Parts Description Placement Part A NB300...

Page 22: ... IS THE PROPRIETARY PROPERTY OF COMPAL ELECTRONICS INC AND CONTAINS CONFIDENTIAL AND TRADE SECRET INFORMATION THIS SHEET MAY NOT BE TRANSFERED FROM THE CUSTODY OF THE COMPETENT DIVISION OF R D DEPARTMENT EXCEPT AS AUTHORIZED BY COMPAL ELECTRONICS INC NEITHER THIS SHEET NOR THE INFORMATION IT CONTAINS MAY BE USED BY OR DISCLOSED TO ANY THIRD PARTY WITHOUT PRIOR WRITTEN CONSENT OF COMPAL ELECTRONICS...

Page 23: ...It can incorporate up to 1 GB XP or 2 GB XP Win7 of main memory It supports DDR2 at 667MHz BIOS ROM EEPROM The system BIOS and Keyboard BIOS share one single 2048KB flash ROM The flash utility can be used to program both system and keyboard BIOS at the same time System Controllers ACPI2 0b and Windows Logo Program 3 0 compliant Support SMBus specification V2 0 Hot keys for system control Audio vol...

Page 24: ...Realtek Azalia ALC272 One Audio in port Mic in Line in One Audio out port Headphone out Line out Internal Microphone MIC with echo cancellation Volume control Digital control Hot keys Fn 3 Fn 4 Microsoft inbox audio driver support Software EQ support Wireless LAN Controller Atheros 802 11 bg HB95 1x1 WPS supported ...

Page 25: ...pacities supported are 160 250 and 320 GB The HDD is shown in Figure 1 2 and some of its specifications are listed in Table 1 1 Figure 1 2 S ATA HDD Table 1 1 HDD Specifications Item Specifications Capacity GB 160 GB 250 GB 320G Rotational Speed RPM 5400 RPM 5400 RPM 5400 RPM Height 9 5 mm 9 5 mm 9 5 mm User Data Sectors 312 581 808 488 397 168 625 142 448 Bytes Sector 512 512 512 NB300 Maintenanc...

Page 26: ...tery pack charging power supply Issues a charging current instruction to the PWM control IC of the battery pack charging power supply Controls the supply of DC power supply input AC Adapter output to the power supply unit Controls the supply of power to the system block load logic circuit side Controls forced shutdown if the power supply malfunctions 3 Logic circuit control Instructs the gate arra...

Page 27: ...ance Manual 1 11 6 Output monitor Monitors the voltage output to the system block load logic circuit side Monitors the voltage over voltage input output current of the battery pack Monitors the internal temperature of the battery pack Monitors the supply voltage from the AC adapter ...

Page 28: ...he computer when the AC adapter is detached 1 4 2 Battery Charging Control Battery charging is controlled by EC KB926 When the AC adapter and battery pack are attached to the computer the EC KB926 controls the charge on off state and detects a full charge Battery Charge When the AC adapter is attached the battery is charged by off state charge when the system is powered off or by on state charge w...

Page 29: ...ly charged 2 The AC adapter or battery pack is removed 3 The battery or AC adapter voltage is abnormal Detection of full charge A full charge is detected only when the battery is being charged by quick or normal charge A full charge is detected when either of the following conditions is met 1 The current in the battery charging circuit drops below the predetermined value 2 The charging time exceed...

Page 30: ...Chapter 2 Troubleshooting Procedures ...

Page 31: ......

Page 32: ...ubleshooting 14 2 5 Keyboard Troubleshooting 17 2 6 External USB Devices Troubleshooting 19 2 7 Touch pad Troubleshooting 21 2 8 Speaker Troubleshooting 23 2 9 Wireless LAN Troubleshooting 25 2 10 Camera Troubleshooting 27 2 11 Bluetooth Troubleshooting 29 2 12 2in1 card Troubleshooting 31 2 13 HDD SSD Troubleshooting 33 2 14 CRT Troubleshooting 35 2 15 LAN Troubleshooting 37 2 25 3G Troubleshooti...

Page 33: ...igure 2 9 Camera troubleshooting process 27 Figure 2 10 Bluetooth troubleshooting process 29 Figure 2 11 2 in 1 card troubleshooting process 31 Figure 2 12 HDD SSD troubleshooting process 33 Figure 2 13 CRT troubleshooting process 35 Figure 2 14 LAN troubleshooting process 37 Figure 2 15 MIC troubleshooting process 39 Figure 2 16 3D sensor troubleshooting process 41 Figure 2 17 3G troubleshooting ...

Page 34: ...k disk for floppy disk drive testing 4 Torx screw driver with type T6 bit for HDD door 5 USB memory disk 6 Multimeter 7 External monitor 8 USB compatible keyboard 9 Multimedia sound system with line in and line out ports 10 Headphones 11 USB test module and USB cable 12 MIC line 2 2 Troubleshooting Flowchart If you know the location of the malfunction turn directly to the appropriate section of th...

Page 35: ...ce Manual 4 Verify with the customer that Toshiba Windows XP Win7 Linux is installed on the hard disk Operating systems that were not preinstalled by Toshiba can cause the computer to malfunction Make sure all optional equipment is removed from the computer ...

Page 36: ...ssage displays type the passw ord then press E nter Is T oshiba W indow s or L inux being loaded A Y es Y es Y es Y es Y es Y es P erform the P ow er S upply T roubleshooting procedures in section 2 3 P erform diagnostics program P erform the P ow er S upply T roubleshooting procedures in section 2 3 No No No No No P erform the P ow er S upply T roubleshooting procedures in section 2 3 P erform th...

Page 37: ...ach test to perform automatically Is an error detected by any of the diagnostics tests System is normal End Yes Yes Yes No Perform the Keyboard Troubleshooting procedures in section 2 5 Perform the HDD Troubleshooting procedures in section 2 13 After confirming which diagnostics test has detected an error perform the appropriate procedure as outlined below No No Yes Figure 2 1 Troubleshooting flow...

Page 38: ...is detected by the battery test perform the Power Supply Troubleshooting procedures in Section 2 3 2 If an error is detected by the display test perform the Display Troubleshooting procedures in Section 2 4 3 If an error is detected by the keyboard test perform the Keyboard Troubleshooting procedures in Section 2 5 4 If an error is detected by the TouchPad test perform the TouchPad Troubleshooting...

Page 39: ...dures in Section 2 6 2 If an error is detected when using the speakers perform the Speaker Troubleshooting procedures in Section 2 8 3 If an error is detected when using the Wireless LAN perform the Wireless LAN Troubleshooting procedures in Section 2 9 4 If an error is detected when using the Bluetooth perform the Bluetooth Troubleshooting procedures in Section 2 11 5 If an error is detected when...

Page 40: ...tus Procedure 1 No Yes Check power supply connections Procedure 3 Run diagnostic program Procedure 4 Yes No Replace adaptor battery Procedure 2 No Perform internal connection check Procedure 5 Replace system board Yes Figure 2 2 Power Supply Troubleshooting Process The power supply controls many functions and components To determine if the power supply is functioning properly start with Procedure ...

Page 41: ... check Procedure 2 Adaptor battery replacement Procedure 3 Power supply connection check Procedure 4 Diagnostic check Procedure 5 Internal connection check Procedure 1 Power Status Check The following LEDS indicate the power supply status Battery LED DC IN LED The power supply controller displays the power supply status through the Battery and the DC IN LEDS as listed in the tables below Table 2 1...

Page 42: ...ack and connect an AC adaptor to the DC IN port on the computer and to a power supply If the DC IN LED or Battery LED is not lit go to Procedure 2 Procedure 2 Adaptor battery replacement A faulty adaptor may not supply power or may not charge the battery Perform Check 1 Check 1 Connect a new AC adaptor If the problem is not resolved go to Check 2 Check 2 Insert a new battery If the problem is stil...

Page 43: ...wall outlet If these cables are connected correctly go to Check 3 Check 3 Make sure that the DC IN input port socket is firmly secured to the system board of the computer If the DC IN input socket is loose go to Procedure 5 If it is not loose go to Check 4 Check 4 Use a multi meter to make sure that the AC adaptor output voltage is close to 19 V If the output is several percent lower than 19 V go ...

Page 44: ...Procedure 5 Replacement check The system board may be disconnected or damaged Disassemble the computer following the steps described in Chapter 4 Replacement Procedures Check the connection between the AC adaptor and the system board After checking the connection perform Check 1 Check 1 Use a multi meter to make sure that the fuses on the system board are not blown If a fuse is not blown go to Che...

Page 45: ... T A R T D oes the ex ternal disp lay function ok P erform diagno stic check P rocedure 2 N o W as a display prob lem detected P erfo rm connector and rep lacem ent check P rocedure 3 R eplace sy stem board E N D Y es Y es N o D isplay is n ot faulty C o ntinue trou bleshooting refer to F igu re 2 1 Figure 2 3 Display troubleshooting process ...

Page 46: ...oot the computer The computer automatically detects the external display If the external display works correctly the internal LCD may be damaged Go to Procedure 3 If the external monitor appears to have the same problem as the internal monitor the system board may be damaged Go to Procedure 2 Procedure 2 Diagnostic check The Display Test program is stored on the computer s Diagnostics disk This pr...

Page 47: ... computer and then perform the following checks Check 1 Make sure the DDR module is seated properly Test display again If the problem still exits replace the DDR RAM module If the problem still exists perform Check 2 Check 2 Replace the LCD module with a new one and test display again If the problem still exists perform Check 4 Check 3 Replace the LCD cable with a new one and test display again If...

Page 48: ...x tern al k ey b o ard fu n ctio n o k P erfo rm d iag n o stic ch eck P ro ced u re 2 W as a k ey b o ard p ro b lem d etected P erfo rm co n n ecto r an d rep lacem en t ch eck P ro ced u re 3 R ep lace sy stem b o ard E N D Y es N o K ey b o ard is n o t fau lty C o n tin u e tro u b lesh o o tin g refer to F ig u re 2 1 N o Y es Figure 2 4 Keyboard troubleshooting process ...

Page 49: ...em Replace it with a new one and following the instructions in Chapter 4 Procedure 2 Diagnostic check Run the test and Diagnostics Program which will automatically execute the Keyboard Test Refer to Chapter 3 Tests and Diagnostics for more information on how to run the program If an error is located go to Procedure 3 If an error does not occur the keyboard is functioning ok Procedure 3 Connector a...

Page 50: ...rigin al U S B device is fau lty P erfo rm ex ternal d ev ice and co n nectio n ch eck P ro cedu re 1 S T A R T D o es th e device fun ction w h en con n ected to a d ifferen t U S B po rt D o es an altern ativ e U S B d ev ice fun ctio n co rrectly N o Y es N o C h eck U S B p ort co nn ectio n Y es Figure 2 5 External USB device troubleshooting process ...

Page 51: ...still does not work go to Check 4 If the device functions correctly when connected to another USB port go to Check 3 Check 3 Make sure that the USB socket is firmly secured to the system board of the computer If the malfunction remains the system board or USB small board may be damaged Go to Procedure 2 Check 4 Connect an alternative USB device to one of the computer s USB ports and then boot the ...

Page 52: ...ures NB300 305 Series Maintenance Manual 21 2 7 Touch pad Troubleshooting START END TouchPad connection check Procedure 1 TouchPad replacement check Procedure 2 Replace system board Figure 2 6 Touchpad troubleshooting process ...

Page 53: ...m board Make sure the TouchPad FPC cable is firmly connected to the TouchPad and system board Refer to Chapter 4 Replacement Procedures for instructions on how to disassemble the computer and then perform the following checks If any of the connections are loose reconnect firmly If any of the connections is damaged or there is still an error go to Procedure 2 Procedure 2 TouchPad replacement check ...

Page 54: ...c ed u re 2 D o ea rp h o n e s fu n ctio n c o rre c tly P erfo rm c o n n ec tio n c h e c k P ro c ed u re 3 P e rfo rm rep la ce m e n t c h e ck P ro c ed u re 4 P e rfo rm au d io so u rce te st P ro c ed u re 1 N o Y es Y es R e p la c e system b o ard S p e a k ers are n o t fa u lty C o n tin u e tro u b lesh o o tin g se e F ig u re 2 1 N o Figure 2 7 Speaker troubleshooting process ...

Page 55: ...roblem is in the monaural devices If all have the same problem continue with Procedure 2 Procedure 2 Earphone test Connect a set if earphones or external speakers If these function correctly go to Procedure 3 If they do not function correctly the system board may be defective or damaged Replace it with a new one Procedure 3 Connection check Disassemble the computer following the steps described in...

Page 56: ... delected Perform connector and replacement check Procedure 2 Replace wireless LAN antenna unit Replace system board END Yes Wireless LAN system is not faulty Continue troubleshooting refer to Figure 2 1 No Figure 2 8 Wireless LAN troubleshooting process Notes W L Antenna assemble rule as below color of antenna assemble location White antenna Main 1 Black antenna Aux 2 ...

Page 57: ...assemble the computer following the steps described in Chapter 4 Replacement Procedures and perform the following checks Check 1 Make sure that the wireless LAN antenna is firmly connected to the Wireless LAN module refer to Chapter 4 for instructions and that the wireless LAN module is securely slotted into the system board If the problem persists go to Check 2 Check 2 Check that the wireless com...

Page 58: ...2 Troubleshooting Procedures NB300 305 Series Maintenance Manual 27 2 10 Camera Troubleshooting Figure 2 9 Camera troubleshooting process ...

Page 59: ...a test result If tests and diagnostics result abnormal go to Procedure 2 If an error is not located the Camera system is functioning properly Procedure 2 Connector and replacement check The Camera board or system board may be disconnected or damaged Disassemble the computer following the steps described in Chapter 4 Replacement Procedures and perform the following checks Check 1 Make sure that the...

Page 60: ...2 Troubleshooting Procedures NB300 305 Series Maintenance Manual 29 2 11 Bluetooth Troubleshooting Figure 2 10 Bluetooth troubleshooting process ...

Page 61: ...functioning properly Procedure 2 Connector and replacement check The Bluetooth antenna module or system board may be disconnected or damaged Disassemble the computer following the steps described in Chapter 4 Replacement Procedures and perform the following checks Check 1 Make sure the Bluetooth cable is securely slotted into the system board If the problem persists go to Check 2 Check 2 Check the...

Page 62: ... 2 Replace system board END 2 IN 1 unit is not faulty Perform 2 in 1 CARD test Procedure 1 No Yes Figure 2 11 2in 1 card troubleshooting process This section describes how to determine if the 2 IN 1 Card is functioning properly The process is summarized in Figure 2 16 Perform the steps below starting with Procedure 1 and continuing with the other procedures as required Procedure 1 2 in 1 card test...

Page 63: ...g the 2in 1 card test perform Procedure 2 If no error occurs it is likely that the original 2 in 1 card was faulty Procedure 2 2 in 1 Card socket check The 2 in 1 Card socket may be damaged or defective for instance the socket pins can be bent Disassemble the computer following the steps described in Chapter 4 Replacement Procedures and check the socket If the problem persists the system board may...

Page 64: ...2 Troubleshooting Procedures NB300 305 Series Maintenance Manual 33 2 13 HDD SSD Troubleshooting Figure 2 12 HDD troubleshooting process ...

Page 65: ... Tests and Diagnostics for more information on the program If an error is located go to Procedure 2 If an error is not located the HDD function is functioning properly Procedure 2 Connector and replacement check The HDD module or system board may be disconnected or damaged Disassemble the computer following the steps described in Chapter 4 Replacement Procedures and perform the following checks Ch...

Page 66: ... c k P r o c e d u r e 2 R e p l a c e s y s t e m b o a r d E N D N o R e p l a c e C R T c a b l e Y E S C R T f u n c t i o n i n g o k Y E S U s e d i f f e r e n t C R T s e t N o N O C h e c k C R T P o r t c o n n e c t i o n Figure 2 13 CRT troubleshooting process To determine if the computer s CRT port is functioning properly perform the following procedures Figure 2 7 outlines the proces...

Page 67: ...em board of the computer If the malfunction remains go to Check 3 Check 3 The CRT cable may be damaged Replace with a good cable If the malfunction remains go to Procedure 2 Procedure 2 CRT set check The CRT set may be faulty Perform Check 1 Check 1 Try using the set for CRT reception If it does not work the set may be damaged If the set does work perform Check 2 Check 2 Try connecting a different...

Page 68: ... k P r o c e d u r e 2 R e p l a c e s y s t e m b o a r d E N D N o R e p l a c e L A N c a b l e Y E S L A N f u n c t i o n i n g o k Y E S U s e d i f f e r e n t L A N c a b l e N o N O C h e c k L A N P o r t c o n n e c t i o n Figure 2 14 LAN troubleshooting process To determine if the computer s LAN port is functioning properly perform the following procedures Figure 2 7 outlines the proc...

Page 69: ...rd of the computer If the malfunction remains go to Check 3 Check 3 The LAN cable may be damaged Replace with a good cable If the malfunction remains go to Procedure 2 Procedure 2 LAN set check The LAN set may be faulty Perform Check 1 Check 1 Try using the set for LAN reception If it does not work the set may be damaged If the set does work perform Check 2 Check 2 Try connecting a different LAN c...

Page 70: ...he MIC line or system board may be the reason of a MIC fault Either of these two components may be damaged To determine if the computer s MIC is functioning properly perform the following procedures Figure 2 15 outlines the process Start with Procedure 1 and continue with the other procedures as instructed Procedure 1 Diagnostic test ...

Page 71: ...and replacement check The MIC line or system board may be disconnected or damaged Disassemble the computer following the steps described in Chapter 4 Replacement Procedures and perform the following checks Check 1 Make sure that the MIC line is securely slotted into the system board If the problem remains go to Check 2 Check 2 The MIC line may be damaged Replace it with a new one following the ins...

Page 72: ...e computer s 3D is functioning properly perform the following procedures Figure 2 16 outlines the process Start with Procedure 1 and continue with the other procedures as instructed Procedure 1 Diagnostic test Procedure 2 Replacement check Procedure 1 Diagnostic test Run the functioning Program on Windows model which will display the 3D test result If tests and diagnostics result abnormal go to Pr...

Page 73: ...isassemble the computer following the steps described in Chapter 4 Replacement Procedures and perform the following checks Check 1 Make sure that 3D sensor test operation is correct go to Check 2 Check 2 The system board may be damaged Replace it with a new one following the instructions in Chapter 4 ...

Page 74: ...na unit R eplace system board E N D Y es 3G system is not faulty C ontinue troubleshooting refer to F igure 2 1 N o Figure 2 17 3G troubleshooting process Notes 3G Antenna assemble rule as below color of antenna Assemble location Red antenna Main 1 Blue antenna Aux 2 The 3G antenna wire 3G unit or system board may each be the source of a 3G fault Any of these components may be damaged To determine...

Page 75: ...test program m tool exe into test unit Operate System Disk 2 Enter into Windows then click Star menu run CMD 3 Key in command mtool conf It will show 3G conf information including 3G module name FW IMEI and SIM card IMSI a 3G module name b Module FW c 3G IMEI d SIM card IMSI e HW Level Procedure 2 Connector and replacement check The 3G antenna 3G unit or system board may be disconnected or damaged...

Page 76: ...munication LED on the front panel is light If the LED is light but the 3G function is still faulty the antenna may be damaged Replace with a new antenna following the steps in Chapter 4 Replacement Procedures If the problem persists or if the wireless LAN LED is not light when the wireless communication function is enabled by BIOS setup and FN F8 go to Check 3 Check 3 3G unit may be damaged Replac...

Page 77: ...Chapter 3 Tests and Diagnostic ...

Page 78: ...Test 11 3 6 Main Battery Charge Test 13 3 7 FDD Test 14 3 8 Memory Check 15 3 9 Keyboard Test 18 3 10 Mouse Pad Test 20 3 11 LCD Pixels Mode Test 21 3 12 Magnetic switch Test 22 3 13 LAN Test 24 3 14 RTC Test 26 3 15 3D Gsensor 28 3 16 HDD Test 31 3 17 Read DMI Test 34 3 18 Write DMI Test 35 3 19 Toshiba Logo set 37 3 20 Dynabook Logo set 40 3 21 TP type RW Test 43 3 22 EE PROM SETTING 46 ...

Page 79: ...connections 2 Exit this program when you are at Main Menu The TEST DIAGNOSTIC PROGRAM contains the following functional tests CONFIG CHECK TEST AUDIO SOUND TEST FAN ON OFF TEST MAIN BATTERY CHARGE TEST FDD TEST MEMORY CHECK KEYBOARD TEST MOUSE PAD TEST LCD PIXELS MODE TEST MAGNETIC SWITCH TEST LAN TEST RTC TEST 3D G SENSOR TEST HDD TEST READ DMI TEST WRITE DMI TEST TOSHIBA LOGO SET DYNABOOK LOGO S...

Page 80: ...led in USB memory The T D Program can run single test by you press corresponsive English letter of test item and it also asks you if you like to copy test log file to USB memory as reference at the end of test s The test list is as the following A CONFIG CHECK TEST B AUDIO SOUND TEST C FAN ON OFF TEST D MAIN BATTERY TEST E FDD TEST F MEMOY CHECK G KEYBOARD TEST H MOUSE PAD TEST I LCD PIXELS MODE T...

Page 81: ...3 Tests and Diagnostics The below display will show up at the beginning of T D program If the test result passes the following display will show up NB300 305 Series Maintenance Manual 5 ...

Page 82: ...3 Tests and Diagnostics If an error is detected and a test fails the following message displays Then press any key for next actions the below display presented NB300 305 Series Maintenance Manual 6 ...

Page 83: ...unit configuration It includes CPU CPU type Cache CPU speed CPU FSB DDRAM SIZE Panel ID HDD type capacity Vendor ID Model VRAM size VGA CHIP TYPE Battery cell 3cell 6cell Wireless type LAN Type Bluetooth The screen should display as below NB300 305 Series Maintenance Manual 7 ...

Page 84: ...ll send out music during test NOTE Remember to tune up the volume as Maximum before this test starts Before the Audio Test you will see below note Press any key then the program will test below item 1 Line out Left channel test 2 Line out Right channel test 3 Playing 44K wave file 4 Playing 48K wave file NB300 305 Series Maintenance Manual 8 ...

Page 85: ...3 Tests and Diagnostics If the function test fail you can press N to stop test and then it will display as below NB300 305 Series Maintenance Manual 9 ...

Page 86: ...3 Tests and Diagnostics Press any key the program will return to the below display and you can press Y or N to judge the result NB300 305 Series Maintenance Manual 10 ...

Page 87: ...otating sound to check whether the fan is working or not NOTE Remember to approach fan outlet that is near left side of unit whether fan is ON The computer will stop the fan working after any key pressed Feel the wind or listen the sound to check if the fan is OFF The screen should display as below indicating whether the test is passed or failed after the question If FAN RPM check is OK it will sh...

Page 88: ...3 Tests and Diagnostics If FAN RPM check is NG it will show as below NB300 305 Series Maintenance Manual 12 ...

Page 89: ...s and measures the main battery Battery type Lion Manufacturer Sanyo Panasonic Sony Remain charge capacity 0 100 Charge function PASS FAIL Battery Is Full showed when remain charge capacities is 100 The screen should display as below if the charge function is OK will show If the charge function is NG the screen will display as NB300 305 Series Maintenance Manual 13 ...

Page 90: ...1 Sequential seek verify function Range Track 0 79 2 Funnel code seek verify function Range Track 0 79 3 Write Read Compare pattern function Range Track 75 79 NOTE The write protected device of this formatted diskette should be Disable The subtests run automatically NOTE Press Esc key can skip the current subtest The screen should display as below indicating whether the subtests pass or fail when ...

Page 91: ...l check if the computer s Memory Frequency and Size is correct in every slot Before Memory test start you should choice the below item 1 Memory Read test 2 Memory Write test 3 Memory Read Write test 4 Memory INFO test NB300 305 Series Maintenance Manual 15 ...

Page 92: ...3 Tests and Diagnostics When you execute this test after you press the related number the test picture will show as below Memory Read Test Memory Write Test NB300 305 Series Maintenance Manual 16 ...

Page 93: ...agnostics Memory Read Write Test Memory Info Test NOTE Base on normal status the Memory Info speed show 800 667 then the RAM is DDR2 if speed show 1066 and then the RAM is DDR3 NB300 305 Series Maintenance Manual 17 ...

Page 94: ...keyboard matrix code should be chosen as below display 1 S US for America 2 J Japan for Japan 3 K UK for Europe When you execute this test the keyboard layout is drawn on the display When any key is pressed the corresponding key on the screen changes to black as shown below It will indicate whether the sub test is passed or failed after the question US Keyboard NB300 305 Series Maintenance Manual ...

Page 95: ...rd UK keyboard NOTE The Fn key cannot be tested in the keyboard test To determine whether the Fn key is working correctly press Fn F6 or Fn F7 keys to check if LCD display brightness change gradually NB300 305 Series Maintenance Manual 19 ...

Page 96: ...ouch Pad button subtest allows users to test their Touch Pad buttons If the buttons are clicked the cursors should appear in the corresponding box of the button figure that is displayed on the screen as below After checking T Pad buttons and cursor s function use Tab key or use T Pad cursor to click the OK column will end this test It will indicate whether the subtests pass or fail after three que...

Page 97: ...es two modes of the test 1 Text Mode including 40 25 16 colors and 80 25 2 16colors 2 VGA Mode including 320 200 2 4 16 colors 640 200 2 16 colors 640 350 2 16 colors 640 480 2 16 256 colors The screen should display as below indicating whether the test is passed or failed after the question NB300 305 Series Maintenance Manual 21 ...

Page 98: ... Magnetic should enable to turn off the display Follow below steps to run this test 1 Close the LCD cover 2 Open the LCD Then it will indicate whether the test is passed or failed 1 If the Magnetic switch test fail it will show below display 2 If the Magnetic switch test pass it will show below display NB300 305 Series Maintenance Manual 22 ...

Page 99: ...3 Tests and Diagnostics NB300 305 Series Maintenance Manual 23 ...

Page 100: ...ore test begins And LAN information will show on the test screen IO Base Port A000H IRQ BH it s IRQ B Node it is MAC Address Line Speed 1000 Mbps or 100Mbps or 10 Mbps Bus ID it s 09 The LAN test includes three subtests of the 1 Speed1000 2 Speed100 3 Speed10 The subtests run automatically NB300 305 Series Maintenance Manual 24 ...

Page 101: ...iagnostics The screen should display as below indicating whether the subtests pass or fail when finished If an error is detected and a test fails the following message displays NB300 305 Series Maintenance Manual 25 ...

Page 102: ...and calendar functions by comparing the Free DOS and CMOS values The test runs automatically The screen should display as below indicating whether the test is passed or failed when finished The screen will show below picture if RTC test is OK NB300 305 Series Maintenance Manual 26 ...

Page 103: ...3 Tests and Diagnostics The screen will show below picture if RTC test is FAIL NB300 305 Series Maintenance Manual 27 ...

Page 104: ...ram and the set method of PC are shown below Display of a Test Program The portion which PC and Test Fixture contact is green Set method of PC 1 Z Upper X If the picture shows as below it means the 3D G sensor function is OK Test 2 NB300 305 Series Maintenance Manual 28 Set method of PC 2 Rear Upper Test 3 Set Method of PC 3 Right Upper Test 4 ...

Page 105: ... 4 NB300 305 Series Maintenance Manual 29 Test 5 Set method of PC 5 Test Result A test result is displayed when a test is completed A display of result is O K or NG And an error flag is returned at the end of a program Front Upper Upper Left ...

Page 106: ...3 Tests and Diagnostics If the picture shows as below it means the 3D G sensor function is NG NB300 305 Series Maintenance Manual 30 ...

Page 107: ... if you want The HDD test allows the user to verify the HDD ok or not First please select HDD test method Screen would display as below After you select the method then input password hard disk if input password is Right the screen would display as below NB300 305 Series Maintenance Manual 31 ...

Page 108: ...splay as below The screen will display as below picture to show the subtest is passed or failed when finished If it is show the picture as below it means HDD function is OK If the picture shows as below it means he HDD function is NG NB300 305 Series Maintenance Manual 32 ...

Page 109: ...3 Tests and Diagnostics NB300 305 Series Maintenance Manual 33 ...

Page 110: ...Compal write Toshiba Part No version Toshiba Serial No Serial No Product Name OEM string and UUID If you want to double check the DMI data please select Read DMI item the figure below will be displayed NB300 305 Series Maintenance Manual 34 ...

Page 111: ...e the figure below will be displayed 1 Write Product 32 2 Write Serial 32 3 Write Version 32 4 Write OEM String 64 After write OK you should reboot the system that can make the setting effective or you can write next data before reboot system the figure below will displayed NB300 305 Series Maintenance Manual 35 ...

Page 112: ...3 Tests and Diagnostics NOTE should input correct DMI data and should reboot the system that can make the setting effective NB300 305 Series Maintenance Manual 36 ...

Page 113: ... s Toshiba Logo for other region except Japan SKU The screen should display as below indicating whether the test is passed or failed when finished Press any key continue to auto set if write OK the following message displays NB300 305 Series Maintenance Manual 37 ...

Page 114: ...ests and Diagnostics When Toshiba Logo set finish please restart machine when show below Logo If an error is detected and a test fails the following message displays NB300 305 Series Maintenance Manual 38 ...

Page 115: ...agnostics NB300 305 Series Maintenance Manual 39 3 20 Dynabook Logo set Set the computer s Dynabook Logo for Japan SKU The screen should display as below indicating whether the test is passed or failed when finished ...

Page 116: ...s and Diagnostics Press any key continue to auto set if write OK the following message displays When Dynabook Logo set finish please restart machine when show below Logo NB300 305 Series Maintenance Manual 40 ...

Page 117: ...3 Tests and Diagnostics If an error is detected and a test fails the following message displays NB300 305 Series Maintenance Manual 41 ...

Page 118: ... Manual 42 3 21 TP TYPE R W TEST This T P TYPE R W test checks the computer s T P TYPE and users write T P vendor ID into EEPROM The test runs automatically The screen should display as below indicating whether the test is passed or failed when finished ...

Page 119: ...3 Tests and Diagnostics If write T P type fail the screen would display as below If read T P type fail the screen would display as below NB300 305 Series Maintenance Manual 43 ...

Page 120: ...3 Tests and Diagnostics If W R T P type passes the screen would display as below NB300 305 Series Maintenance Manual 44 ...

Page 121: ...3 Tests and Diagnostics NB300 305 Series Maintenance Manual 45 ...

Page 122: ...tus into EEPROM included supported function and no support function NOTE Should perform EE PROM SETTING once change M B It defined as normal rule The screen should display as below If press 1 to set MIC function status in EE PROM the screen should display as below NB300 305 Series Maintenance Manual 46 ...

Page 123: ... this unit whether has MIC function If this unit has MIC function press Y then program will set MIC enable automatically as below If this unit has no MIC function press N then program will set MIC disable automatically as below NB300 305 Series Maintenance Manual 47 ...

Page 124: ...ests and Diagnostics Then press any key go back to EE PROM SETTING option as below If press 2 to set 3G function status in EE PROM the screen should display as below NB300 305 Series Maintenance Manual 48 ...

Page 125: ...dge this unit whether has 3G function NB300 305 Series Maintenance Manual 49 If this unit has 3G function press Y then program will set 3G enable automatically as below If this unit has no 3G function press N then program will set 3G disable automatically as below ...

Page 126: ...sts and Diagnostics Then press any key go back to EE PROM SETTING option as below If press 3 to set WIMAX function status in EE PROM the screen should display as below NB300 305 Series Maintenance Manual 50 ...

Page 127: ...ted information to judge this unit whether has WIMAX function If this unit has WIMAX function press Y then program will set WIMAX enable automatically as below Please che If this unit has no WIMAX function press N then program will set WIMAX disable automatically as below ...

Page 128: ...3 Tests and Diagnostics Then press any key go back to EE PROM SETTING option as below If press 4 to set BIOS language in EE PROM the screen will display as below NB300 305 Series Maintenance Manual 52 ...

Page 129: ...ual 53 If press 1 to set English BIOS language in EE PROM the screen will display as below If press 2 to set Japanese BIOS language in EE PROM the screen will display as below If press 3 to set French BIOS language in EE PROM the screen will display as below ...

Page 130: ...s and Diagnostics Then press any key go back to EE PROM SETTING option as below If press 5 to disable all no support function program will perform automatically as below NB300 305 Series Maintenance Manual 54 ...

Page 131: ...3 Tests and Diagnostics NB300 305 Series Maintenance Manual 55 ...

Page 132: ...3 Tests and Diagnostics Then press any key to go back to EE PROM SETTING option as below NB300 305 Series Maintenance Manual 56 ...

Page 133: ...3 Tests and Diagnostics If press 6 program will go back to test title as below NB300 305 Series Maintenance Manual 57 ...

Page 134: ...Chapter 4 Replacement Procedures ...

Page 135: ... Body 4 7 Symbol examples 4 7 4 2 Battery 4 8 Removing the Battery Pack 4 8 Installing the Battery Pack 4 9 4 3 WLAN Card 4 10 Removing the WLAN Card 4 10 Installing the WLAN Card 4 12 4 4 WWAN Card 4 13 Removing the WWAN Card 4 13 Installing the WWAN Card 4 14 4 5 HDD 4 15 Removing the HDD 4 15 Installing the HDD 4 17 4 6 Memory 4 18 Removing the Optional Memory 4 18 Installing the Optional Memor...

Page 136: ...etooth card 4 37 Installing the Bluetooth Card 4 37 4 12 Speaker 4 38 Removing the Speaker 4 38 Installing the Speaker 4 39 4 13 Motherboard 4 40 Removing the Motherboard 4 40 Installing the Motherboard 4 42 4 14 IO Board 4 43 Removing the IO Board 4 43 Installing the IO Board 4 43 4 15 Fan and Thermal Module 4 44 Removing the Fan and the Thermal Module 4 44 Installing the Fan and the Thermal Modu...

Page 137: ...4 Replacement Procedures NB300 Maintenance Manual 4 iv Removing the Camera module and Microphone 4 56 Installing the Camera module and Microphone 4 57 ...

Page 138: ...rner of the memory 4 20 Figure 4 14 Remove the protection film 4 21 Figure 4 15 Stick the thermal pad on the motherboard in the correct position 4 21 Figure 4 16 Remove the sticker on the front side of the thermal pad 4 21 Figure 4 17 Remove three screws 4 23 Figure 4 18 Removing the hinge cover 4 24 Figure 4 19 Remove two screws 4 24 Figure 4 20 Removing the keyboard cover 4 25 Figure 4 21 Pry up...

Page 139: ...Pull out the DC IN cable 4 41 Figure 4 42 Picking up the motherboard 4 42 Figure 4 43 Remove the IO board 4 43 Figure 4 44 Remove the fan 4 44 Figure 4 45 Remove three screws 4 45 Figure 4 46 Reapply Shinetsu 7726 grease on the thermal module 4 46 Figure 4 47 Securing the thermal module 4 46 Figure 4 48 Removing screws from the LCD Bezel Assembly 4 47 Figure 4 49 Removing the bezel from the hinge ...

Page 140: ...g to the section numbers shown in the boxes Then start removal and replacement 4 2 Battery 4 3 WLAN Card 4 4 WWAN Card 4 5 HDD 4 6 Memory 4 7 Hinge Cover and Keyboard 4 9 Logic Upper Assembly 4 14 IO Board 4 16 LCD Bezel Assembly 4 17 LCD Module 4 18 Camera module and Microphone 4 12 Speaker 4 10 Touch Pad Board 4 15 Fan and Thermal Module 4 11 Bluetooth Card 4 13 Motherboard 4 8 Power Board How t...

Page 141: ...s the power supply and inverter carry high voltages When you partially disassemble the laptop and turn on the components use extreme care not to touch the connectors and components to avoid the risk of electrical shock Do not disassemble individual components during first level maintenance WARNING 1 To avoid the risk of electrical shock turn the laptop off and remove the AC adapter from the electr...

Page 142: ... securely Loose screws can cause short circuits overheating smoke or fire 3 Before removing a FRU or other component make sure that all the component cables have been disconnected to avoid the risk of electrical shock caused by accidental contact with the energized components 4 For AC input be sure to use the AC adapter and AC power cable that come with your laptop or Toshiba recommended equivalen...

Page 143: ...tests explained in Chapter 2 of this manual to identify the FRU that has probably caused the system failure Perform only the required machine operations Use only the disassembly and reinstallation procedures described in this manual Place the removed components in a safe place away from the laptop so that they are not damaged or get in the way of you doing your work Normally a number of screws nee...

Page 144: ...t the cable by raising the pressure plate up to a satisfactory height Normal pin connectors are used for all the other types of cables These connectors can be installed or removed by simply inserting them or pulling them out Assembly Procedures You have to reassemble the laptop after you have disassembled the laptop and fixed the component that caused the problem When reassembling the laptop keep ...

Page 145: ...wdriver Torx screwdriver with type T6 bit Tweezers for pulling out screws ESD mats for the floor and work desks An ESD wrist strap or heel grounder Anti static carpets or flooring Air ionizers for highly electrostatic sensitive areas A plastic card in credit card size Screw Tightening Torque To secure screws follow the torque values listed below Over tightening can damage components and screws Und...

Page 146: ...rews on the Laptop Body For easy maintenance the screw types are shown on the laptop body as symbols A symbol consists of a letter representing the screw type and a numeral representing the screw length Screw type Letter Bind screw B stands for bind Flat head screw F stands for flat head Super flat head screw S stands for super flat head Tapping screw T stands for tapping Other screws U stands for...

Page 147: ...erminals Do not drop hit twist or bend the battery packs Do not scratch or break up their casing 1 Turn the laptop upside down so that the bottom is facing you 2 Slide the battery safety lock to the unlock position 3 Slide the battery release latch and remove the battery pack from the laptop 1 2 3 Figure 4 1 Removing the Battery Pack NOTE Dispose of the used battery packs as required by local ordi...

Page 148: ...e due to improper replacement use handling or disposal Always dispose of the battery packs as required by local ordinances or regulations Use only replacement batteries recommended by Toshiba NOTE Visually check the battery s terminals If they are dirty clean them with a dry cloth 1 Gently insert a new or recharged battery pack into place Check that the battery release latch slides in and stops wi...

Page 149: ...AN card according to the following procedures 1 Remove one M2 5x3 and one M2 5x10 TORX screws securing the HDD door Lift up the HDD door under 60 degrees and remove it M2 5x3 1 M2 5x10 1 under 60 Figure 4 2 Remove one M2 5x3 and one M2 5x10 TORX screws 2 Detach the two antennas on the WLAN card NB300 Maintenance Manual 4 10 ...

Page 150: ...edures 3 Remove two M2x4 screws that secure the WLAN card M2x4 2 White antenna cable WLAN Card Black antenna cable Figure 4 3 Detach two antennas and remove two screws 4 Pull the WLAN card out at an angle Figure 4 4 Removing the WLAN card NB300 Maintenance Manual 4 11 ...

Page 151: ...alling the WLAN Card Install the WLAN card according to the following procedures 1 Insert the WLAN card into the connector 2 Press the card down and secure it with two M2x4 screws 3 Attach the two antennas to the WLAN card The white MAIN antenna to the 1 connector and the black AUX antenna to the 2 connector ...

Page 152: ... WWAN Card Remove the WWAN card according to the following procedures 1 Detach the two antennas on the WWAN card 2 Remove two M2x4 screws that secure the WWAN card M2x4 2 Blue antenna cable WWAN card Red antenna cable Figure 4 5 Detach two antennas and remove two screws NB300 Maintenance Manual 4 13 ...

Page 153: ...nstalling the WWAN Card Install the WWAN card according to the following procedures 1 Insert the WWAN card into the connector 2 Press the card down and secure it with two M2x4 screws 3 Attach the two antennas to the WWAN card The red MAIN antenna to the MAIN connector and the blue AUX antenna to the AUX connector NB300 Maintenance Manual 4 14 ...

Page 154: ...he top or bottom of the drive Applying such pressure can either corrupt the data in the drive or damage the drive Remove the HDD hard disk drive according to the following procedures 1 Slide the HDD pack horizontally to disconnect it from HDD connector Figure 4 7 Slide the HDD pack horizontally NB300 Maintenance Manual 4 15 ...

Page 155: ... and remove the HDD pack from HDD bay Figure 4 8 Removing the HDD from the HDD bay NOTE Do not disassemble the HDD pack when it is working normally Disassemble or replace the HDD pack only if it fails 3 Place the HDD pack on a flat surface such as a desk NB300 Maintenance Manual 4 16 ...

Page 156: ...g to the following procedures CAUTION To avoid damage always hold the HDD only by its sides 1 Place the HDD into the HDD plate 2 Secure the HDD and its plate with four M3x3 screws CAUTION To prevent the HDD plate from being distorted when installing the HDD pack into the laptop do not press the center of the HDD pack Always hold the HDD pack by its sides 3 Install the HDD pack into the correct pos...

Page 157: ...f CAUTION Remove the optional memory after turning off the laptop If this is violated the laptop or memory can be damaged 1 Turn the laptop upside down 2 Remove one M2 5x4 screw that secures the RAM door 3 Remove the RAM door CAUTION Do not touch the connectors on the memory or in the laptop Contaminated connectors can cause memory access problems M2 5x4 1 Figure 4 10 Removing the RAM door NB300 M...

Page 158: ...moving the RAM from the laptop 5 Pull the memory up and out at an angle using care to avoid touching the connectors Installing the Optional Memory Install the optional memory according to the following procedures after checking that the laptop is turned off CAUTION Install the optional memory after turning off the laptop If this is violated the laptop or memory can be damaged NB300 Maintenance Man...

Page 159: ...pad 2 Insert the memory into the connector at an angle of about 30 degrees 3 Press down on the memory module so that it is secured with both memory lock latches 4 Press the upper corners of the memory module to make sure it is secured by the metal springs Figure 4 13 Press the upper corner of the memory 5 Reinstall the RAM door 6 Secure the RAM door with one M2 5x4 screw NB300 Maintenance Manual 4...

Page 160: ...thermal pad on the motherboard in the correct position Be noted solder position Figure 4 15 Stick the thermal pad on the motherboard in the correct position 3 Remove the sticker on the front side of the thermal pad Laird CHNOLOGIES R Figure 4 16 Remove the sticker on the front side of the thermal pad If the motherboard is replaced with a new one there will be a new thermal stuck on the motherboard...

Page 161: ...efined NB300 Maintenance Manual 4 22 After the laptop is turned on check the hardware configuration in the Hardware Setup or TESTUP program to make sure that the installed memory has been recognized by the system If it has not been recognized yet check the connections ...

Page 162: ...he Hinge Cover and Keyboard according to the following procedures Removing the Hinge Cover Remove the hinge cover according to the following procedures 1 Remove three M2 5x4 screws as indicated in Figure 4 17 M2 5x4 3 Figure 4 17 Remove three screws 2 Turn the laptop right side up NB300 Maintenance Manual 4 23 ...

Page 163: ...s and remove it in the direction of the arrows in Figure 4 18 Figure 4 18 Removing the hinge cover Removing the Keyboard Remove the Keyboard according to the following procedures 1 Turn the laptop upside down and remove one M2 5x4 and one M2 5x6 screws M2 5x6 1 M2 5x4 1 Figure 4 19 Remove two screws NB300 Maintenance Manual 4 24 ...

Page 164: ...ures 2 Turn the laptop right side up and open the laptop 3 Pry up the keyboard cover from the right side and remove it Figure 4 20 Removing the keyboard cover 4 Pry up the keyboard from the top and move it up Figure 4 21 Pry up the keyboard NB300 Maintenance Manual 4 25 ...

Page 165: ... underside of the keyboard to the connector on the motherboard assembly 2 Seat the keyboard in its correct position making sure the four hooks on either side are fastened 3 Seat the keyboard cover in the correct position and firmly click into place 4 Open the laptop 5 Seat the hinge cover in the correct position and firmly click into place 6 Close the laptop 7 Turn the laptop upside down Secure th...

Page 166: ...emoving the Power Board Remove the power board according to the following procedures and Figure 4 23 1 Carefully remove any adhesive tape covering the power board cable 2 Remove the power board cable from the motherboard Figure 4 23 Remove the power board cable NB300 Maintenance Manual 4 27 ...

Page 167: ... connecting it with the cable Make sure the card is seated in the correct position Installing the Power Board Install the power board according to the following procedures 1 Seat the power board in the correct position on the logic upper assembly 2 Slide the power board to the end of the track until the latch clicks into place 3 Place the power board cable into the connector on the motherboard 4 S...

Page 168: ...ogic Upper Assembly Remove the logic upper assembly according to the following procedures 1 Disconnect three cables as indicated in Figure 4 25 Figure 4 25 Disconnect three cables Note Pull the tape on the CMOS connector normally to detach the CMOS cable Do not pull the cable itself NB300 Maintenance Manual 4 29 ...

Page 169: ...he routing channel Figure 4 26 Pry up the antennas 3 Turn the laptop right side up and open it Pull out the antennas and the LVDS cable CMOS cable and microphone cable from the routing channel as indicated in Figure 4 27 Remove two M2 5x6 screws M2 5x6 2 Figure 4 27 Pull out cables and remove two screws NB300 Maintenance Manual 4 30 ...

Page 170: ...as indicated in Figure 4 28 and remove the LCD module M2 5x6 2 Figure 4 28 Remove two screws and remove the LCD module 5 Turn the laptop right side up Remove five M2 5x6 screws and detach two cables as indicated in Figure 4 29 M2 5x6 5 Figure 4 29 Remove five screws and detach two cables NB300 Maintenance Manual 4 31 ...

Page 171: ...s Error Style not defined Error Style not defined 6 Turn the laptop upside down and remove six M2 5x6 and two M2 5x4 screws as indicated in Figure 4 30 M2 5x4 2 M2 5x6 6 Figure 4 30 Remove screws NB300 Maintenance Manual 4 32 ...

Page 172: ...d the bottom base assembly with your left hand and pull down the logic upper assembly with your right hand Pry up the logic upper assembly with your right hand and separate it from the bottom base assembly Figure 4 31 Remove the logic upper assembly NB300 Maintenance Manual 4 33 ...

Page 173: ...nd secure five M2 5x6 screws 3 Seat the LCD module in the correct position and secure it with two M2 5x6 screws 4 Route the CMOS cable microphone cable and antennas to the routing channel Connect the LVDS cable CMOS cable and microphone cable to the motherboard 5 Close the laptop Secure the LCD module with two M2 5x6 screws on the back side 6 Turn the laptop upside down and secure the logic upper ...

Page 174: ... to the following procedures 1 Detach the cable from the touch pad and peel off the mylar on the touch pad board Figure 4 32 Detach the cable 2 Remove one M2x3 screw and two M2x4 screws and remove the touch pad board from the logic upper assembly M2x3 1 M2x4 1 M2x4 1 Figure 4 33 Remove three screws and remove the touch pad board NB300 Maintenance Manual 4 35 ...

Page 175: ... board Install the touch pad board according to the following procedures 1 Seat the touch pad bracket in the correct position on the logic upper assembly 2 Seat the touch pad board in the correct position Secure the touch pad board to the logic upper assembly with one M2x3 and two M2x4 screws 3 Paste the mylar on the touch pad board 4 Connect the cable to the touch pad NB300 Maintenance Manual 4 3...

Page 176: ...ssembly carefully because there is a double sided adhesive applied on the cable Figure 4 35 Remove the Bluetooth card 2 Detach the cable from the Bluetooth card Figure 4 36 Detach the cable from the Bluetooth card Installing the Bluetooth Card Install the Bluetooth card according to the following procedures 1 Connect the cable to the Bluetooth card 2 Seat the Bluetooth card in the correct position...

Page 177: ...ot defined 4 12 Speaker Removing the Speaker Remove the Speaker according to the following procedures 1 Detach the cable and remove the right speaker Figure 4 37 Remove the right speaker 2 Detach the cable and remove the left speaker NB300 Maintenance Manual 4 38 ...

Page 178: ...placement Procedures Figure 4 38 Remove the left speaker Installing the Speaker Install the speaker according to the following procedures 1 Seat the speakers in the correct position and connect the cables to the motherboard NB300 Maintenance Manual 4 39 ...

Page 179: ...e not defined Error Style not defined 4 13 Motherboard Removing the Motherboard Remove the motherboard according to the following procedures 1 Remove two M2 5x4 screws M2 5x4 2 Figure 4 39 Remove two screws NB300 Maintenance Manual 4 40 ...

Page 180: ...r Style not defined 4 Replacement Procedures 2 Remove the DC IN bracket Figure 4 40 Removing the DC IN bracket 3 Pull out the DC IN cable from the routing channel Figure 4 41 Pull out the DC IN cable NB300 Maintenance Manual 4 41 ...

Page 181: ...ccording to the following procedures 1 Before seat the motherboard on the logic lower assembly pull out the any cables to avoid them being pressed 2 Align the connectors on the left side to their corresponding holes in the bottom base assembly 3 Seat the motherboard down in the bottom base assembly 4 Put the DC IN connector in the lower DC IN trough and route the cable from left to right in the ro...

Page 182: ...ng to the following procedures 1 Pry up the IO board a little from the left side then remove it from the bottom assembly Figure 4 43 Remove the IO board Installing the IO Board Install the IO board according to the following procedures 1 Seat the IO board in the correct position on the bottom base assembly NB300 Maintenance Manual 4 43 ...

Page 183: ...ing procedures CAUTION When removing the thermal fan module keep the following in mind 1 The unit can become very hot during operation Be sure to let it cool down before starting the repair work 2 Use care when removing and disassembling the unit in order to avoid damage 1 Detach one cable and remove one M2x4 screw Remove the fan M2x4 1 Figure 4 44 Remove the fan NB300 Maintenance Manual 4 44 ...

Page 184: ...Error Style not defined 4 Replacement Procedures 2 Remove three M2x2 5 screws according to the sequence indicated in Figure 4 45 remove the thermal module M2x2 5 3 Figure 4 45 Remove three screws NB300 Maintenance Manual 4 45 ...

Page 185: ...on the thermal module as shown in Figure 4 46 Thermal grease Figure 4 46 Reapply Shinetsu 7726 grease on the thermal module 2 Seat the thermal module in the correct position and secure it with three M2x2 5 screws in the sequence indicated in Figure 4 47 M2x2 5 3 Figure 4 47 Securing the thermal module 3 Seat the fan in the correct position on the motherboard and secure it with one M2x4 screws NB30...

Page 186: ...Removing the LCD Bezel Assembly Remove the LCD bezel assembly according to the following procedures 1 Remove the two screw rubbers that cover the screws 2 Remove two M2 5x5 screws as shown in Figure 4 48 M2 5x5 2 Figure 4 48 Removing screws from the LCD Bezel Assembly NB300 Maintenance Manual 4 47 ...

Page 187: ...ror Style not defined 3 Pry up the bezel from left and then right as shown in Figure 4 49 2 1 Figure 4 49 Removing the bezel from the hinge wall 4 Press the hinge cover part on the bottom of the bezel and pull up the bezel NB300 Maintenance Manual 4 48 ...

Page 188: ...up the bezel from bottom to top and remove the bezel 3 4 Figure 4 50 Removing the bezel NOTE The sides of the bezel are secured tightly Remove slowly and take extra caution to prevent your nails from becoming broken or from scratching the LCD surface NB300 Maintenance Manual 4 49 ...

Page 189: ...g cables and antennas on the LCD module Improperly routed cables can become pinched or damaged and cause malfunction 1 Seat the LCD bezel assembly in the correct position 2 Press the bezel hinge wall against the cover hinge wall Press the left and right side of the bezel as shown in Figure 4 49 Make sure the bezel clicks into place 3 Secure it to the display assembly with two M2 5x5 screws 4 Adher...

Page 190: ...eplacement Procedures 4 17 LCD Module Removing the LCD Module Remove the LCD module according to the following procedures 1 Pull out all cables and antennas from the routing channel Figure 4 51 Pull out cables and antennas NB300 Maintenance Manual 4 51 ...

Page 191: ...ed Error Style not defined 2 Remove four M2 5x4 screws securing the LCD module to the LCD cover assembly M2 5x4 4 Figure 4 52 Removing the screws from the LCD module 3 Lift the LCD module out of the LCD cover assembly NB300 Maintenance Manual 4 52 ...

Page 192: ...ur M2x3 screws that secure the LCD hinge assembly to the LCD panel and then remove the LCD hinge assembly M2x3 2 M2x3 2 Figure 4 53 Removing the LCD Hinge Assembly 5 Turn the LCD module over and place it face down on a protective surface such as a foam pad NB300 Maintenance Manual 4 53 ...

Page 193: ...moving the LVDS cable NOTE Integrated Circuits ICs are fragile Use extreme care not to apply pressure to the ICs along the edges of the LCD module Dispose of used LCD panels fluorescent FL tubes as required by local ordinances or regulations The LVDS cable must be carefully peeled away before disconnecting it from the LCD panel NB300 Maintenance Manual 4 54 ...

Page 194: ...function 1 Turn the LCD module cover and place it face down on a protective surface such as a foam pad 2 Connect the LVDS cable to the LCD panel connector and adhere with tape 3 Turn the LCD right side up 4 Seat the LCD hinge assembly in the correct position beside the LCD panel and secure it with four M2x3 screws 5 Seat the LCD module in the correct position in the LCD cover assembly 6 Secure the...

Page 195: ... module and Microphone according to the following procedures 1 Peel off the foil covering the microphone and remove the microphone Figure 4 55 Removing the Microphone 2 Disconnect the Camera cable from the Camera module connector and remove the Camera module NOTE Camera module is fastened by adhesive tape Remove it slowly and carefully NB300 Maintenance Manual 4 56 ...

Page 196: ...wing procedures NOTE Take extra care in routing cables and antennas on the LCD module Improperly routed cables can become pinched or damaged and cause malfunction 1 Connect the Camera module cable to Camera module connector 2 Seat the Camera module and microphone in the correct position on the LCD cover assembly 3 Seat the microphone in the correct position on the LCD cover assembly and cover it w...

Page 197: ...ly make sure that you 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 before securing the module with screws Do not force the module into place because stress can affect its performance Note The panel s polarized surface is easily scratched ...

Page 198: ... surface is very dirty we recommend a CRT cleaning agent Apply the agent to a soft cloth and then wipe the panel s surface Do not apply cleanser directly to the panel CRT Cleaner 4 If water or other liquid is left on the panel s surface for a long period it can change the screen s tint or stain it Be sure to quickly wipe off any liquid A 2 CONFIDENTIAL NB300 Series Maintenance Manual ...

Page 199: ...ke a hard object which could cause breakage or cracks 6 CMOS LSI circuits are used in the module so guard against damage from electrostatic discharge Be sure to wear a wrist or ankle grounding device when handling the module NB300 Series Maintenance Manual CONFIDENTIAL A 3 ...

Page 200: ...riods 8 Do not store the module at temperatures below its 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 CONFIDENTIAL NB300 Series Maintenance Manual ...

Page 201: ...e module do not use packing material that contains epoxy resin amine or silicon glue alcohol or oxime These materials can release gas that can damage the panel s polarization NB300 Series Maintenance Manual CONFIDENTIAL A 5 ...

Page 202: ...B Board Layout B 1 System Board Top View JLVDS JTOUCH JPOWER JKB JBT JBT U13 U28 JSPKL U3 U14 U29 JSPKR JMIC JCAM UL2 JFAN JPIO JCARD UA1 Figure B 1 System Board Layout Top NB300 Series Maintenance Manual CONFIDENTIAL B 1 ...

Page 203: ...B 2 System Board Bottom View JGPS JUSBC JLAN JCRT UC2 UL1 U2 JSATA PJP2 PJP1 U1 JDDR1 JWLAN U6 U9 U10 Figure B 2 System Board Layout Bottom B 2 CONFIDENTIAL NB300 Series Maintenance Manual ...

Page 204: ...TR U6 South Bridge Intel Tiger point U9 USB TS3USB221RSER U10 USB BUS SW_SN74CBT3125PWRG4 U13 EC_KB926QFC0 U14 G sensor_TSH35TR U19 FAN Control IC_APL5607KI TRG U28 BIOS ROM UA1 Codec_ALC272 GR UC1 Card Reader_RTS5159 GR UL1 10 100 LAN_RTL8103EL GR UL2 LAN Transformer_S X FORM_ LFE8456E R NB300 Series Maintenance Manual CONFIDENTIAL B 3 ...

Page 205: ...conn JCRT CRT conn JPOWER Power B conn JSATA SATA HDD conn JCARD Card Reader conn JMIC Microphone conn JSPKR Speaker conn JSPKL Speaker conn JLAN LAN conn JGPS GPS conn JWLAN WLAN conn JPIO I O B conn JUSBC USB C conn JCAM Camera conn JBT Bluetooth conn JEXMIC External MIC conn JKB Keyboard conn JTOUCH TP B conn PJP1 AC Adaptor conn PJP2 Battery conn ...

Page 206: ..._SPEED1 3 GND C 2 JLVDS Table C 2 LVDS I F pin assignments 20 pin Pin No Signal name I O Pin No Signal Name I O 1 LEDVDD 2 NC 3 LCDVDD_L 4 3VS 5 LCD_PWM 6 BKOFF 7 LVDS_SDA 8 LVDS_SCL 9 GND 10 LVDS_A0 11 LVDS_A0 12 GND 13 LVDS_A1 14 LVDS_A1 15 GND 16 LVDS_A2 17 LVDS_A2 18 GND 19 LVDS_ACLK 20 LVDS_ACLK NB200 Series Maintenance Manual CONFIDENTIAL C 1 ...

Page 207: ...DDC_DAT 13 HSYNC 14 VSYNC 15 CRT_DDC_CLK C 4 JSATA Table C 4 HDD I F pin assignments 22 pin Pin No Signal name I O Pin No Signal Name I O 1 GND 2 SATA_ITX_C_ DRX_P0 3 SATA_ITX_C_ DRX_N0 4 GND 5 SATA_IRX_DT X_N0 6 SATA_IRX_DT X_P0 7 GND 8 3VS 9 3VS 10 3VS 11 GND 12 GND 13 GND 14 5VS 15 5VS 16 5VS 17 GND 18 NC 19 GND 20 NC 21 NC 22 NC C 2 CONFIDENTIAL NB200 Series Maintenance Manual ...

Page 208: ...D 2 USB20_P2 3 USB20_N2 4 WLAN_BT_CLK 5 BT_DET 6 BT_RESET 7 WLAN_BT_DATA 8 BT_VCC 9 3VS 10 GND C 6 JCAM Table C 6 Internal Camera Connector pin assignments 5 pin Pin No Signal name I O Pin No Signal Name I O 1 CAM_VDD 2 USB20_N7_R I O 3 USB20_P7_R I O 4 GND 5 GND NB200 Series Maintenance Manual CONFIDENTIAL C 3 ...

Page 209: ...C 15 GND 16 NC 17 NC 18 GND 19 NC 20 XMIT_OFF 21 GND 22 PLT_RST 23 PCIE_PTX_C_IRX_N 2 24 3VALW 25 PCIE_PTX_C_IRX_P 2 26 GND 27 GND 28 1 5VS 29 GND 30 CLK_SMBCLK 31 PCIE_ITX_C_PRX_N 2 32 CLK_SMBDATA 33 PCIE_ITX_C_PRX_P 2 34 GND 35 GND 36 USB20_N6 37 GND 38 USB20_P6 39 3VALW 40 GND 41 3VALW 42 LED_WIMAX 43 GND 44 NC 45 NC 46 NC 47 NC 48 1 5VS 49 EC_TX_P80_DATA 50 GND 51 EC_RX_P80_CLK 52 3VALW C 4 CO...

Page 210: ...ts 12 pin Pin No Signal name I O Pin No Signal Name I O 1 RJ45_MIDI0 I O 2 RJ45_MIDI0 I O 3 RJ45_MIDI1 I O 4 NC 5 NC 6 RJ45_MIDI1 I O 7 NC 8 NC C 9 JGPS Table C 9 GPS Connector pin assignments 52 pin NB200 Series Maintenance Manual CONFIDENTIAL C 5 ...

Page 211: ...FF 21 GND 22 PLTRST 23 PCIE_PTX_C_IR X_N4 24 3VS 25 PCIE_PTX_C_IR X_P4 26 GND 27 GND 28 1 5VS 29 GND 30 CLK_SMBCLK 31 PCIE_ITX_C_PR X_N4 32 CLK_SMBDATA 33 PCIE_ITX_C_PR X_P4 34 GND 35 GND 36 USB20_N5 37 GND 38 USB20_P5 39 3VS 40 GND 41 3VS 42 LED_WIMAX 43 GND 44 NC 45 NC 46 NC 47 NC 48 1 5VS 49 NC 50 GND 51 NC 52 3VS C 10 JDDR1 Table C 10 SODIMM I F pin assignments 200 PIN 1 4 C 6 CONFIDENTIAL NB2...

Page 212: ...DR_A_DQS0 14 DDR_A_D6 15 GND 16 DDR_A_D7 17 DDR_A_D2 18 GND 19 DDR_A_D3 20 DDR_A_D20 21 GND 22 DDR_A_D21 23 DDR_A_D16 24 GND 25 DDR_A_D17 26 DDR_A_DM2 27 GND 28 GND 29 DDR_A_DQS 2 30 M_CLK_DDR0 31 DDR_A_DQS2 32 M_CLK_DDR 0 Table C 10 SODIMM I F pin assignments 200 PIN 2 4 Pin No Signal name I O Pin No Signal Name I O NB200 Series Maintenance Manual CONFIDENTIAL C 7 ...

Page 213: ...0 GND 61 DDR_A_D24 62 DDR_A_D28 63 DDR_A_D25 64 DDR_A_D29 65 GND 66 GND 67 DDR_A_DM3 68 DDR_A_DQS 3 69 NC 70 DDR_A_DQS3 71 GND 72 GND 73 DDR_A_D26 74 DDR_A_D30 75 DDR_A_D27 76 DDR_A_D31 77 GND 78 GND 79 DDR_CKE0 80 DDR_CKE1 81 1 8V 82 1 8V 83 NC 84 NC 85 DDR_A_BS2 86 DDR_A_MA14 87 1 8V 88 1 8V 89 DDR_A_MA12 90 DDR_A_MA11 91 DDR_A_MA9 92 DDR_A_MA7 93 DDR_A_MA8 94 DDR_A_MA6 95 1 8V 96 1 8V Table C 1...

Page 214: ...C 121 GND 122 GND 123 DDR_A_D32 124 DDR_A_D36 125 DDR_A_D33 126 DDR_A_D37 127 GND 128 GND 129 DDR_A_DQS 4 130 DDR_A_DM4 131 DDR_A_DQS4 132 GND 133 GND 134 DDR_A_D38 135 DDR_A_D34 136 DDR_A_D39 137 DDR_A_D35 138 GND 139 GND 140 DDR_A_D44 141 DDR_A_D40 142 DDR_A_D45 143 DDR_A_D41 144 GND 145 GND 146 DDR_A_DQS 5 147 DDR_A_DM5 148 DDR_A_DQS5 149 GND 150 GND 151 DDR_A_D42 152 DDR_A_D46 153 DDR_A_D43 15...

Page 215: ...A_D55 177 GND 178 GND 179 DDR_A_D56 180 DDR_A_D60 181 DDR_A_D57 182 DDR_A_D61 183 GND 184 GND 185 DDR_A_DM7 186 DDR_A_DQS 7 187 GND 188 DDR_A_DQS7 189 DDR_A_D58 190 GND 191 DDR_A_D59 192 DDR_A_D62 193 GND 194 DDR_A_D63 195 CLK_SMBDATA 196 GND 197 CLK_SMBCLK 198 GND 199 3VS 200 GND C 11 JMIC Table C 11 Internal Microphone Connector pin assignments 2 pin Pin No Signal name I O Pin No Signal Name I O...

Page 216: ...USB_VCCA 5 NC 6 USB20_N1 7 USB20_P1 8 GND 9 GND 10 USB20_N0 11 USB20_P0 12 GND 13 GND 14 HP_R 15 HP_L 16 AGND 17 MIC1_L 18 MIC1_R 19 NBA_PLUG 20 MIC_SENSE C 13 JKB Table C 13 Keyboard Connector pin assignments 34 pin Pin No Signal name I O Pin No Signal Name I O 1 NC 2 NC 3 CAPS_LED 4 3VS NB200 Series Maintenance Manual CONFIDENTIAL C 11 ...

Page 217: ...8 KSO2 29 NC 30 NC 31 NC 32 NC 33 NC 34 NC C 14 JUSBA Table C 14 USB Connector pin assignments 4 pin Pin No Signal name I O Pin No Signal Name I O 1 USB_VCCA 2 USB20_N0_R 3 USB20_P0_R 4 GND C 15 JUSBB Table C 15 USB B Connector pin assignments 4 pin Pin No Signal name I O Pin No Signal Name I O 1 USB_VCCA 2 USB20_N1_R 3 USB20_P1_R 4 GND C 12 CONFIDENTIAL NB200 Series Maintenance Manual ...

Page 218: ...Name I O 1 PWR_ON_LED 2 PWR_ON_LED 3 ON OFFBTN _R 4 GND C 18 JCARD Table C 18 CARD READER connector pin assignments 11 pin Pin No Signal name I O Pin No Signal Name I O 1 SD_DATA3 2 SDCMD 3 GND 4 VCC_3IN1 5 SDCLK 6 GND 7 SD_MS_DATA0 8 SD_DATA1 9 SD_DATA2 10 SDWP 11 SDCD C 19 JSPKR Table C 19 SPKR connector pin assignments 4 pin Pin No Signal name I O Pin No Signal Name I O 1 SPK_R1 2 SPK_R2 3 GND ...

Page 219: ...L Table C 20 SPKR connector pin assignments 4 pin Pin No Signal name I O Pin No Signal Name I O 1 SPK_L1 2 SPK_L2 3 GND 4 GND C 21 JTOUCH Table C 21 T P connector pin assignments 6 pin Pin No Signal name I O Pin No Signal Name I O 1 GND 2 TP_CLK 3 TP_DATA 4 5VS ...

Page 220: ...6 07 87 36 F0 36 08 7 08 88 3D F0 3D 2 09 8 09 89 3E F0 3E 2 10 9 0A 8A 46 F0 46 2 11 0 0B 8B 45 F0 45 12 _ 0C 8C 4E F0 4E 13 0D 8D 55 F0 55 15 BkSp 0E 8E 66 F0 66 16 Tab 0F 8F 0D F0 0D 17 Q 10 90 15 F0 15 18 W 11 91 1D F0 1D 19 E 12 92 24 F0 24 20 R 13 93 2D F0 2D 21 T 14 94 2C F0 2C 22 Y 15 95 35 F0 35 23 U 16 96 3C F0 3C 2 24 I 17 97 43 F0 43 2 25 O 18 98 44 F0 44 2 26 P 19 99 4D F0 4D 2 27 1A ...

Page 221: ...F0 33 37 J 24 A4 3B F0 3B 2 38 K 25 A5 42 F0 42 2 39 L 26 A6 4B F0 4B 2 40 27 A7 4C F0 4C 2 41 28 A8 52 F0 52 43 Enter 1C 9C 5A F0 5A 3 44 Shift L 2A AA 12 F0 12 45 No 102 key 56 D6 61 F0 61 46 Z 2C AC 1A F0 1A 47 X 2D AD 22 F0 22 48 C 2E AE 21 F0 21 49 V 2F AF 2A F0 2A 50 B 30 B0 32 F0 32 51 N 31 B1 31 F0 31 52 M 32 B2 3A F0 3A 2 53 33 B3 41 F0 41 2 54 34 B4 49 F0 49 2 55 35 B5 4A F0 4A 2 57 Shif...

Page 222: ...E0 F0 6B 1 80 Home E0 47 E0 C7 E0 6C E0 F0 6C 3 81 End E0 4F E0 CF E0 69 E0 F0 69 3 83 E0 48 E0 C8 E0 75 E0 F0 75 1 84 E0 50 E0 D0 E0 72 E0 F0 72 1 85 PgUp E0 49 E0 C9 E0 7D E0 F0 7D 1 86 PgDn E0 51 E0 D1 E0 7A E0 F0 7A 1 89 E0 4D E0 CD E0 74 E0 F0 74 1 110 Esc 01 81 76 F0 76 112 F1 3B BB 05 F0 05 113 F2 3C BC 06 F0 06 114 F3 3D BD 04 F0 04 115 F4 3E BE 0C F0 0C 116 F5 3F BF 03 F0 03 117 F6 40 C0 ...

Page 223: ...1F E0 F0 1F x App E0 5D E0 DD E0 2F E0 F0 2F Notes 1 Scan codes differ by mode 2 Scan codes differ by overlay function 3 Combination with the Fn key gives different codes 4 The Fn key does not generate a code by itself 5 This key corresponds to key No 42 in a 102 key model 6 Refer to Table D 6 No 124 key scan code 7 Refer to Table D 7 No 126 key scan code D 4 CONFIDENTIAL NB300 Series Maintenance ...

Page 224: ...0 F0 75 E0 12 84 E0 AA E0 50 E0 D0 E0 2A E0 F0 12 E0 72 E0 F0 72 E0 12 85 PgUp E0 AA E0 49 E0 C9 E0 2A E0 F0 12 E0 7D E0 F0 7D E0 12 86 PgDn E0 AA E0 51 E0 D1 E0 2A E0 F0 12 E0 7A E0 F0 7A E0 12 89 E0 AA E0 4D E0 CD E0 2A E0 F0 12 E0 74 E0 F0 74 E0 12 X Win E0 AA E0 5B E0 DB E0 2A E0 F0 12 E0 1F E0 F0 1F E0 12 X App E0 AA E0 5D E0 DD E0 2A E0 F0 12 E0 2F E0 F0 2F E0 12 Note The table above shows s...

Page 225: ...E0 F0 12 85 PgUp E0 2A E0 49 E0 C9 E0 AA E0 12 E0 7D E0 F0 7D E0 F0 12 86 PgDn E0 2A E0 51 E0 D1 E0 AA E0 12 E0 7A E0 F0 7A E0 F0 12 89 E0 2A E0 4D E0 CD E0 AA E0 12 E0 74 E0 F0 74 E0 F0 12 X Win E0 2A E0 5B E0 DB E0 AA E0 12 E0 1F E0 F0 1F E0 F0 12 X App E0 2A E0 5D E0 DD E0 AA E0 12 E0 2F E0 F0 2F E0 F0 12 Table D 4 Scan codes with Fn key Code set 1 Code set 2 Cap No Keytop Make Break Make Break...

Page 226: ...B 37 J 1 4F CF 69 F0 69 38 K 2 50 D0 72 F0 72 39 L 3 51 D1 7A F0 7A 40 4E CE 79 F0 79 52 M 0 52 D2 70 F0 70 54 53 D3 71 F0 71 55 E0 35 E0 B5 E0 4A E0 F0 4A Table D 6 No 124 key scan code Code set 1 Code set 2 Key top Shift Make Break Make Break Prt Sc Common E0 2A E0 37 E0 B7 E0 AA E0 12 E0 7C E0 F0 7C E0 F0 12 Ctrl E0 37 E0 B7 E0 7C E0 F0 7C Shift E0 37 E0 B7 E0 7C E0 F0 7C Alt 54 D4 84 F0 84 NB3...

Page 227: ...es Maintenance Manual Table D 7 No 126 key scan code Code set 1 Code set 2 Key top Shift Make Make Pause Common E1 1D 45 E1 9D C5 E1 14 77 E1 F0 14 F0 77 Break Common E0 46 E0 C6 E0 7E E0 F0 7E This key generates only make codes ...

Page 228: ...Appendix E Key Layout 1 United Status US Keyboard Figure US keyboard 2 Traditional Chinese CH Keyboard Figure CH keyboard NB300 Series Maintenance Manual CONFIDENTIAL E 1 ...

Page 229: ...3 Thai TI Keyboard Figure TI keyboard 4 Korean KO Keyboard Figure KO keyboard E 2 CONFIDENTIAL NB300 Series Maintenance Manual ...

Page 230: ...5 United Kingdom UK Keyboard Figure UK keyboard 6 US International UI Keyboard NB300 Series Maintenance Manual CONFIDENTIAL E 3 ...

Page 231: ...Figure UI keyboard 7 Hebrew HB Keyboard Figure HB keyboard E 4 CONFIDENTIAL NB300 Series Maintenance Manual ...

Page 232: ...8 Danish DM Keyboard Figure DM keyboard 9 Swiss SW Keyboard Figure SW keyboard NB300 Series Maintenance Manual CONFIDENTIAL E 5 ...

Page 233: ...10 Arabic ARE Keyboard Figure ARE keyboard 11 Czech CZ Keyboard Figure CZ keyboard E 6 CONFIDENTIAL NB300 Series Maintenance Manual ...

Page 234: ...12 Russian RU Keyboard Figure RU keyboard 13 Portuguese PO Keyboard Figure PO keyboard NB300 Series Maintenance Manual CONFIDENTIAL E 7 ...

Page 235: ...14 Slovakian SL Keyboard Figure SL keyboard 15 Italian IT Keyboard Figure IT keyboard E 8 CONFIDENTIAL NB300 Series Maintenance Manual ...

Page 236: ...16 French FR Keyboard Figure FR keyboard 17 German GR Keyboard NB300 Series Maintenance Manual CONFIDENTIAL E 9 ...

Page 237: ...Figure GR keyboard 18 Greek GK Keyboard Figure GK keyboard 19 Hungarian HG Keyboard E 10 CONFIDENTIAL NB300 Series Maintenance Manual ...

Page 238: ...Figure HG keyboard 20 Spanish SP Keyboard Figure SP keyboard 21 Turkish TR Keyboard NB300 Series Maintenance Manual CONFIDENTIAL E 11 ...

Page 239: ...Figure TR keyboard 22 Turkish F TF F Keyboard Figure TF F keyboard 23 Swedish SD Keyboard E 12 CONFIDENTIAL NB300 Series Maintenance Manual ...

Page 240: ...Figure SD keyboard 24 Belgian BE Keyboard Figure BE keyboard NB300 Series Maintenance Manual CONFIDENTIAL E 13 ...

Page 241: ...25 Yugoslavian YU Keyboard Figure YU keyboard 26 Norwegian NW Keyboard Figure NW keyboard E 14 CONFIDENTIAL NB300 Series Maintenance Manual ...

Page 242: ...27 Scandinavian ND Keyboard Figure ND keyboard 28 Canadian Multinational AC Keyboard Figure AC keyboard NB300 Series Maintenance Manual CONFIDENTIAL E 15 ...

Page 243: ...29 Canadian Bilingual CB Keyboard Figure CB keyboard 30 Romania RO Keyboard Figure RO keyboard E 16 CONFIDENTIAL NB300 Series Maintenance Manual ...

Page 244: ...31 Bulgaria BU Keyboard Figure BU keyboard 32 Japanese JP Keyboard NB300 Series Maintenance Manual CONFIDENTIAL E 17 ...

Page 245: ...E 18 CONFIDENTIAL NB300 Series Maintenance Manual Figure JP keyboard ...

Page 246: ... WWAN_CARD TO MB MACK20040G0 M2X4 1 MACK20025G0 M2x2 5 5 THERMAL_ASSY TO MB 1 5 2 0kgfcm HDD ASSY MCDK03030G0 M3x3 4 HDD BRK TO HDD 2 5 3 0Kgf cm LOGIC UP 1 UP_TP_BTN_BRK TO UPPER MACK20040G0 M2x4 2 UP_TP_BTN_PCB TO UPPER 1 5 2 0Kgf cm LOGIC ASSY 2 MB TO LOG LOW 2 LOW TO UP Hinge side 1 LOW TO MB TO UP TO KB MA000006BG0 M2 5x4 3 UP TO UP HINGE CAP Battery Side 1 LOW TO MB TO UP Card Reader 5 UP TO...

Page 247: ...ollowing table shows MTBF Mean Time Between Failures for each component Table G 1 MTBF Component Time hours LCD 10 000 Keyboard 60 000 HDD 300 000 Optical DVD CD drive 60 000 AC adaptor 60 000 NB300 Series Maintenance Manual CONFIDENTIAL G 1 ...

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