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2 Troubleshooting Procedures
[CONFIDENTIAL]
Satellite L670/L675/ProL670 Series Maintenance Man
ual
1. Display 5. Touch Pad 9. Wireless LAN 13. MIC
2. USB Floppy Drive 6. Speaker/Head 10. Camera 14. E-SATA
3. Keyboard 7. Optical Drive 11. Bluetooth 15. LAN
4. USB ports 8. Modem 12. HDMI
The Diagnostics Disk operations are described in Chapter 3. Detailed replacement
procedures are given in Chapter 4.
The following tools are necessary for implementing the troubleshooting procedures:
1. Phillips screwdriver (3.5 mm)
2. 2DD or 2HD formatted work disk for floppy disk drive testing
3. Multimeter
4. External monitor
5. USB compatible keyboard
6. Multimedia sound system with line-in and line-out ports
7. Headphones
8. USB test module and USB cable
9. Music CD
10. MIC module and MIC line
11. E-SATA HDD
12. HDMI
2.2 Troubleshooting Flowchart
If you know the location of the malfunction, turn directly to the appropriate section of this
chapter. If the problem is unspecified, use the flowchart in Figure 2-1 as a guide for