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TECRA M4
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387 pages, 8.99 Mb
2 Troubleshooting
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[CONFIDENTIAL]
TECRA M4 Maintenance Manual (960-521)
Contents
Main
Toshiba Personal Computer TECRA M4 Maintenance Manual
TOSHIBA CORPORATION
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Preface
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Table of Contents
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Chapter 1 Contents
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1.1 Features
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1.2 2.5-inch Hard Disk Drive
1 Hardware Overview 1.2 2.5-inch Hard Disk Drive
1-12 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
Table 1-1 2.5-inch HDD Specifications(2/2)
1.3 Optical Drive
1 Hardware Overview 1.3 Optical Drive
1-14 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
Table 1-3 DVD-ROM drive specifications (1/2)
1.3 Optical Drive 1 Hardware Overview
TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 1-15
Table 1-3 DVD-ROM drive specifications (2/2)
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1.3 Optical Drive 1 Hardware Overview
TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 1-17
Table 1-5 DVD-ROM & CD-R/RW drive specifications (1/2)
1 Hardware Overview 1.3 Optical Drive
1-18 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
Table 1-5 DVD-ROM & CD-R/RW drive specifications (2/2)
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1 Hardware Overview 1.3 Optical Drive
1-20 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
Table 1-7 DVD Super Multi drive specifications (1/2)
1.3 Optical Drive 1 Hardware Overview
TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 1-21
Table 1-7 DVD Super Multi drive specifications (2/2)
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1.3 Optical Drive 1 Hardware Overview
TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 1-23
Table 1-9 DVD Super Multi drive (Double-layer) specifications (1/3)
1 Hardware Overview 1.3 Optical Drive
1-24 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
Table 1-9 DVD Super Multi drive (Double-layer) specifications (2/3)
1.3 Optical Drive 1 Hardware Overview
TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 1-25
Table 1-9 DVD Super Multi drive (Double-layer) specifications (3/3)
1.4 Keyboard
1.5 TFT Color Display
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1.6 Power Supply
1 Hardware Overview 1.6 Power Supply
1-30 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
1.6 Power Supply 1 Hardware Overview
TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 1-31
Table 1-12 Power supply output specifications (2/2)
1.7 Batteries
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1.8 AC Adapter
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Chapter 2 Contents
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2.1 Troubleshooting
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2.3 Power Supply Troubleshooting
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2.3 Power Supply Troubleshooting 2 Troubleshooting
TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 2-11
S3V output (P60)
1R5-C1V output (P61)
R5-C1V output (P62)
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2.3 Power Supply Troubleshooting 2 Troubleshooting
TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 2-13
E3V output (P64)
PTV output (P65 : MUX_CH1)
1R9-B1V output (P66 : MUX_CH1)
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2.4 System board Troubleshooting
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2 Troubleshooting 2.4 System board Troubleshooting
2-22 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
Table 2-3 Debug port (Boot mode) error status (1/10)
2.4 System board Troubleshooting 2 Troubleshooting
TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 2-23
Table 2-3 Debug port (Boot mode) error status (2/10)
2 Troubleshooting 2.4 System board Troubleshooting
2-24 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
Table 2-3 Debug port (Boot mode) error status (3/10)
2.4 System board Troubleshooting 2 Troubleshooting
TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 2-25
Table 2-3 Debug port (Boot mode) error status (4/10)
2 Troubleshooting 2.4 System board Troubleshooting
2-26 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
Table 2-3 Debug port (Boot mode) error status (5/10)
2.4 System board Troubleshooting 2 Troubleshooting
TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 2-27
Table 2-3 Debug port (Boot mode) error status (6/10)
2 Troubleshooting 2.4 System board Troubleshooting
2-28 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
Table 2-3 Debug port (Boot mode) error status (7/10)
2.4 System board Troubleshooting 2 Troubleshooting
TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 2-29
Table 2-3 Debug port (Boot mode) error status (8/10)
2 Troubleshooting 2.4 System board Troubleshooting
2-30 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
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2.5 USB 3.5 FDD Troubleshooting
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2.6 2.5 HDD Troubleshooting
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2.7 Keyboard Troubleshooting
2.8 Display Troubleshooting
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2.9 Touch pad Troubleshooting
2.10 Selectable bay (optical drive) Troubleshooting
2.11 Modem Troubleshooting
2.12 Bluetooth Troubleshooting
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2.13 LAN Troubleshooting
2.14 Sound Troubleshooting
2.15 SD Card Slot Troubleshooting
2.16 Tablet Pen Troubleshooting
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2.17 Wireless LAN Troubleshooting
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Chapter 3 Contents
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3.1 The Diagnostic Test
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3.2 Executing the Diagnostic Test
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3.3 Setting of the hardware configuration
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3.4 Heatrun Test
3 Tests and Diagnostics 3.5 Subtest Names
3-12 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
3.5 Subtest Names
3.5 Subtest Names 3 Tests and Diagnostics
TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 3-13
Table 3-1 Subtest names (2/2)
3.6 System Test
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3.7 Memory Test
3.8 Keyboard Test
3.9 Display Test
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3.10 Floppy Disk Test
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3.11 Printer Test
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3.12 Async Test
3.13 Hard Disk Test
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3.14 Real Timer Test
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3.15 NDP Test
3.16 Expansion Test
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3.17 CD-ROM/DVD-ROM Test
3.18 Error Code and Error Status Names 3 Tests and Diagnostics
TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 3-35
3.18 Error Code and Error Status Names
3 Tests and Diagnostics 3.18 Error Code and Error Status Names
3-36 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
Table 3-2 Error codes and error status names (2/3)
3.18 Error Code and Error Status Names 3 Tests and Diagnostics
TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 3-37
Table 3-2 Error codes and error status names (3/3)
3.19 Hard Disk Test Detail Status
3.19 Hard Disk Test Detail Status 3 Tests and Diagnostics
TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 3-39
Table 3-4 Error register contents
3.20 Only One Test
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3.21 Head Cleaning
3.22 Log Utilities
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3.23 Running Test
3.24 Floppy Disk Drive Utilities
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3.25 System Configuration
3 Tests and Diagnostics 3.25 System Configuration
3-58 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
Press Enter to return to the DIAGNOSTIC MENU.
System Configuration Display : Ver X.XX [Machine Name ???]
3.26 Wireless LAN Test Program (Intel-made b/g)
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3.27 Wireless LAN Test Program (Intel-made a/b/g)
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3.28 LAN/Modem/Bluetooth/IEEE1394 Test Program
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3 Tests and Diagnostics 3.28 LAN/Modem/Bluetooth/IEEE1394 Test Program
3-74 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
If the target machine has any problem, it displays Error CODE. The following message is displayed.
Table 3-5 Error message
3.28 LAN/Modem/Bluetooth/IEEE1394 Test Program 3 Tests and Diagnostics
TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 3-75
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3.28 LAN/Modem/Bluetooth/IEEE1394 Test Program 3 Tests and Diagnostics
TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 3-77
3 Tests and Diagnostics 3.28 LAN/Modem/Bluetooth/IEEE1394 Test Program
3-78 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
3.28 LAN/Modem/Bluetooth/IEEE1394 Test Program 3 Tests and Diagnostics
TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 3-79
3 Tests and Diagnostics 3.28 LAN/Modem/Bluetooth/IEEE1394 Test Program
3-80 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
Table 3-7 Error code for Bluetooth test (BD_ADDR of the DUT) (2/2)
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3.29 Sound Test program
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3.30 SETUP
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Chapter 4 Contents
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4.1 Overview
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4.2 Battery pack
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4.3 PC card/SD card
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4.4 Memory module
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4.5 HDD
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4.6 Selectable bay module
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4.7 Keyboard
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4.8 Bottom cover assembly
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4.9 Battery latch assembly / Selectable bay lock
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4.10 QI button assembly / PC card slot brace
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4.11 Bluetooth module
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4.12 MDC / Modem cable
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4.13 Wireless LAN card
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4.14 Fan/CPU
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4.15 DC-IN jack
4.16 Penholder / RTC battery
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4.17 LCD harness holder
TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] 4-43
QI board cable Insulator
CN9521 CN9530
M2.5x6.0B FLAT BIND
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4.18 Mic (L) cable guide
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4.19 QI board / CN board
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4.20 System board
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4.21 PC card slot cover
4.22 Speaker
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4.23 Microphone / Front panel
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4.24 Lens holder
4.25 Touch pad
4.26 LCD unit & FL inverter
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4.27 Application switch board
4.28 LCD latch assembly
4.29 Digitizer
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4.30 LCD harnesses & Wireless LAN/Bluetooth antennas
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4.31 Hinge Switch Board
4.32 Fluorescent lamp
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Appendix Contents
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Appendix A Handling the LCD Module
Precautions for handling the LCD module
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Appendix B Board Layout
B.1 System Board Front View
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B.2 System board Back View
Appendices Appendix B Board Layout
B-4 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
Table B-2 System board (back)
B.3 CN Board Front and Back View
B.4 QI Board Front and Back View
B.5 SW Board Front and Back View
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Appendix. C Pin Assignment Appendices
TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] C-1
Appendix C Pin Assignment
System Board C.1 CN1440 Memory 1 connector (200-pin)
Table C-1 Memory 1 connector (200-pin) (1/3)
Appendices Appendix. C Pin Assignment
C-2 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
Table C-1 Memory 1 connector (200-pin)(2/3)
Appendix. C Pin Assignment Appendices
TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] C-3
Table C-1 Memory 1 connector (200-pin) (3/3)
Appendices Appendix. C Pin Assignment
C-4 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
C.2 CN1460 Memory 2 connector (200-pin)
Table C-2 Memory 2 connector (200-pin)(1/3)
Appendix. C Pin Assignment Appendices
TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] C-5
Table C-2 Memory 2 connector (200-pin)(2/3)
Appendices Appendix. C Pin Assignment
C-6 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
Table C-2 Memory 2 connector (200-pin )(3/3)
Appendix. C Pin Assignment Appendices
TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] C-7
C.3 CN1801 Select bay I/F connector (72-pin)
Table C-3 Select bay I/F connector (72-pin)
Appendices Appendix. C Pin Assignment
C-8 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
C.4 CN1900 HDD I/F connector (11-pin)
Table C-4 HDD I/F connector (11-pin)
C.5 CN2110 PC card I/F connector (70-pin)
Table C-5 PC card I/F connector (70-pin)) (1/2)
Appendix. C Pin Assignment Appendices
C.6 IS2130 SD card I/F connector (12-pin)
Table C-6 SD card I/F connector (12-pin))
Appendices Appendix. C Pin Assignment
C-10 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
C.7 CN2200 Mini PCI I/F connector (124-pin)
Table C-7 Mini PCI I/F connector (124-pin) (1/2)
Appendix. C Pin Assignment Appendices
TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] C-11
Appendices Appendix. C Pin Assignment
C-12 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
C.8 CN2300 Docking I/F connector (240-pin)
Table C-8 Docking I/F connector (240-pin) (1/4)
Appendix. C Pin Assignment Appendices
TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] C-13
Table C-8 Docking I/F connector (240-pin) (2/4)
Appendices Appendix. C Pin Assignment
C-14 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
Table C-8 Docking I/F connector (240-pin) (3/4)
Appendix. C Pin Assignment Appendices
TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] C-15
C.9 CN3000 MDC I/F connector (30-pin)
Table C-9 MDC I/F connector (30-pin)
Appendices Appendix. C Pin Assignment
C-16 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
C.10 CN3230 Keyboard connector (34-pin)
Table C-10 Keyboard connector (34-pin)
C.11 CN3240 PAD connector (8-pin)
Table C-11 PAD connector (8-pin)
C.12 CN3280 Panel sensor connector (3-pin)
C.13 CN3400 Debugging connector (4-pin)
C.14 J4100 Network I/F connector (14-pin)
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C.19 CN5501 LCD connector (20-pin)
C.20 CN6060 Internal microphone (left) connector (2-pin)
C.21 CN6061 Internal microphone (right) connector (2-pin)
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C.26 CN8810 1st battery connector (10-pin)
C.27 CN9990 RTC battery connector (3-pin)
C.28 CN8770 Fan0 connector (3-pin)
Appendices Appendix. C Pin Assignment
C-22 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)
C.29 CN8780 Fan1 connector (3-pin)
Table C-29 Fan1 connector (3-pin)
C.30 CN9502 CN Board I/F connector (40-pin)
Table C-30 CN Board I/F connector (40-pin)
Appendix. C Pin Assignment Appendices
C.31 CN9540 Digitizer switch I/F connector (40-pin)
Table C-31 Digitizer switch I/F connector (40-pin)
CN board C.32 CN4400 Bluetooth I/F connector (20-pin)
C.33 CN4621 USB I/F connector (for relay of port 6) (6-pin)
Appendix. C Pin Assignment Appendices
TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] C-25
C.34 CN4620 USB I/F connector (port 6) (4-pin)
Table C-34 USB I/F connector (port 6) (4-pin)
C.35 CN5320 CRT I/F connector (15-pin)
Table C-35 CRT I/F connector (15-pin)
C.36 CN5340 S-VIDEO I/F connector (4-pin)
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Appendix. C Pin Assignment Appendices
TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] C-27
C.39 CN9520 System board I/F connector (40-pin)
Table C-39 System board I/F connector (40-pin)
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Appendix D Keyboard Scan/Character Codes Appendices
TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] D-1
Appendix D Keyboard Scan/Character Codes
Table D-1 Scan codes (set 1 and set 2) (1/4)
Appendices Appendix D Keyboard Scan/Character Codes
D-2 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521))
Table D-1 Scan codes (set 1 and set 2) (2/4)
Appendix D Keyboard Scan/Character Codes Appendices
TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] D-3
Table D-1 Scan codes (set 1 and set 2) (3/4)
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Appendices Appendix D Keyboard Scan/Character Codes
D-6 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521))
Table D-3 Scan codes in Numlock mode
Table D-4 Scan codes with Fn key
Appendix D Keyboard Scan/Character Codes Appendices
TECRA M4 Maintenance Manual (960-521) [CONFIDENTIAL] D-7
Table D-5 Scan codes in overlay mode
Table D-6 No.124 key scan code
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Appendix E Key Layout
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Appendix F Wiring Diagrams
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Appendix G BIOS Rewrite Procedures
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Appendix H EC/KBC Rewrite Procedures
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Appendix I Reliability
