Table of Contents
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Chapter 2
2.1
Troubleshooting..........................................................................................................2-1
2.2
Troubleshooting Flowchart ........................................................................................2-3
2.3
Power Supply Troubleshooting ..................................................................................2-7
2.4
System Board Troubleshooting ................................................................................2-21
2.5
USB FDD Troubleshooting ......................................................................................2-37
2.6
1.8/2.5-inch HDD Troubleshooting..........................................................................2-40
2.7
Keyboard and Touch pad Troubleshooting ..............................................................2-45
2.8
Display Troubleshooting ..........................................................................................2-48
2.9
Modem Troubleshooting ..........................................................................................2-50
2.10
LAN Troubleshooting ..............................................................................................2-52
2.11
Bluetooth Troubleshooting.......................................................................................2-53
2.12
Wireless LAN Troubleshooting ...............................................................................2-55
2.13
Sound Troubleshooting ............................................................................................2-57
2.14
SD card Slot Troubleshooting ..................................................................................2-60
2.15
CF card Slot Troubleshooting ..................................................................................2-61
2.16
Fingerprint sensor Troubleshooting .........................................................................2-63
PORTÉGÉ R300 Maintenance Manual (960-591)
Contents
2 Troubleshooting Procedures
[CONFIDENTIAL]
2-iii
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Table of Contents
Troubleshooting
