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Flowchart, Troubleshooting, Troubleshooting Procedures

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2.2 Troubleshooting Flowchart 2 Troubleshooting If the diagnostics program cannot detect an error, the problem may be intermittent. The Test program should be executed several times to isolate the problem. Check the Log Utilities function to confirm which diagnostic test detected an error(s), then perform the appropriate troubleshooting procedures as follows: 1. If an error is detected on the System test, Memory test, ASYNC test, Real timer test, NDP test or expansion test, perform the System Board Troubleshooting Procedures in Section 2.4. 2. If an error is detected on the Keyboard test, perform the Keyboard Troubleshooting Procedures in Section 2.7. 3. If an error is detected on the Display test, perform the Display Troubleshooting Procedures in Section 2.8. 4. If an error is detected on the Floppy disk test, perform the USB FDD Troubleshooting Procedures in Section 2.5. 5. If an error is detected on the Hard disk test, perform the HDD Troubleshooting Procedures in Section 2.6. 6. If an error is detected on the modem test, perform the Modem Troubleshooting Procedures in Section 2.10. 7. If an error is detected on the LAN test, perform the LAN Troubleshooting Procedures in Section 2.11. 8. If an error is detected on the sound test, perform the Sound Troubleshooting Procedures in Section 2.12. 9. If an error is detected on the wireless LAN test, perform the Wireless LAN Troubleshooting Procedures in Section 2.15. Portege M200 Maintenance Manual (960-457) 2-5

Section	Page
Table of Contents	6
Chapter 1 Hardware Overview	11
1.1 Features	15
1.2 2.5-inch Hard Disk Drive	23
1.3 Keyboard	25
1.4 TFT Color Display	26
1.5 Power Supply	28
1.6 Batteries	30
1.7 AC Adapter	32
Chapter 2 Troubleshooting Procedures	33
2.1 Troubleshooting	39
2.2 Troubleshooting Flowchart	40
2.3 Power Supply Troubleshooting	44
2.4 System Board Troubleshooting	55
2.5 USB 3.5” FDD Troubleshooting	69
2.6 2.5” HDD Troubleshooting	72
2.7 Keyboard Troubleshooting	77
2.8 Display Troubleshooting	78
2.9 Touch Pad Troubleshooting	80
2.10 Modem Troubleshooting	81
2.11 LAN Troubleshooting	82
2.12 Sound Troubleshooting	83
2.13 SD Card Slot Troubleshooting	85
2.14 Tablet Pen Troubleshooting	86
2.15 Wireless LAN Troubleshooting	88
2.16 Bluetooth Troubleshooting	92
Chapter 3 Tests and Diagnostics	97
3.1 The Diagnostic Test	101
3.2 Executing the Diagnostic Test	103
3.3 Setting of the hardware configuration	108
3.4 Subtest	110
3.5 System Test	112
3.6 Memory Test	116
3.7 Keyboard Test	118
3.8 Display Test	122
3.9 USB Floppy Disk Test	125
3.10 ASYNC Test	127
3.11 Hard Disk Test	128
3.12 Real Timer Test	131
3.13 NDP Test	133
3.14 Expansion Test	134
3.15 Wireless LAN Test (Atheros)	136
3.16 Bluetooth Test	139
3.17 Sound/LAN/Modem Test	148
3.18 Thermal Radiation Control Test	151
3.19 Error Status Code	152
3.20 HDC Status	154
3.21 FDD Cleaning	156
3.22 Log Utilities	157
3.23 Running Test	159
3.24 Floppy Disk Drive Utilities	161
3.25 System Configuration	167
3.26 SETUP	169
Chapter 4 Replacement Procedures	184
4.1 Overview	190
4.2 Battery pack	197
4.3 PC card/SD memory card	199
4.4 Keyboard	201
4.5 Touch pad	203
4.6 Memory module	204
4.7 HDD	206
4.8 Base cover assembly	208
4.9 Mini PCI	210
4.10 MDC modem	212
4.11 FAN/CPU	214
4.12 RTC battery	218
4.13 Bluetooth module	219
4.14 Hinge cables	221
4.15 System board	223
4.16 Speaker/LED board	225
4.17 Second FAN	228
4.18 Pen holder/Battery lock/Latch assembly	229
4.19 LCD unit/FL inverter	232
4.20 Application switch board/Power switch board/LCD latch assembly	236
4.21 Digitizer	239
4.22 LCD harness / Hinge assembly	245
4.23 Hinge Switch Board	248
4.24 Fluorescent Lamp	249
Appendices	258
Appendix A Handling the LCD Module	266
Appendix B Board Layout	272
Appendix C Pin Assignment	280
Appendix D Keyboard Scan/Character Codes	310
Appendix E Key Layout	318
Appendix F BIOS/KBC/EC Update	320
Appendix G Reliability	322

Match case Limit results 1 per page

2.2

Troubleshooting

Flowchart

Troubleshooting

Portege M200 Maintenance Manual (960-457)

2-5

If the diagnostics program cannot detect an error, the problem may be intermittent. The Test

program should be executed several times to isolate the problem. Check the Log Utilities

function to confirm which diagnostic test detected an error(s), then perform the appropriate

troubleshooting procedures as follows:

If an error is detected on the System test, Memory test, ASYNC test, Real timer test,

NDP test or expansion test, perform the System Board Troubleshooting Procedures in

Section 2.4.

If an error is detected on the Keyboard test, perform the Keyboard Troubleshooting

Procedures in Section 2.7.

If an error is detected on the Display test, perform the Display Troubleshooting

Procedures in Section 2.8.

If an error is detected on the Floppy disk test, perform the USB FDD Troubleshooting

Procedures in Section 2.5.

If an error is detected on the Hard disk test, perform the HDD Troubleshooting

Procedures in Section 2.6.

If an error is detected on the modem test, perform the Modem Troubleshooting

Procedures in Section 2.10.

If an error is detected on the LAN test, perform the LAN Troubleshooting Procedures

in Section 2.11.

If an error is detected on the sound test, perform the Sound Troubleshooting

Procedures in Section 2.12.

If an error is detected on the wireless LAN test, perform the Wireless LAN

Troubleshooting Procedures in Section 2.15.