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Lenovo M5800 Lenovo M5800 Hardware Maintenance Manual - Page 104

Pivot the card latch to the closed position to secure the WiFi adapter card.

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2. Connect the front antenna cable and rear antenna cable to the WiFi card module. Figure 38. Installing the WiFi antenna cables 3. Install the WiFi adapter card into the PCI Express x1 slot on the system board. See "Locating parts on the system board" on page 65. 4. If the installed WiFi card module supports the Bluetooth function, use a Bluetooth cable to connect the Bluetooth connector on the WiFi adapter card to the front USB connector on the system board. 5. Pivot the card latch to the closed position to secure the WiFi adapter card. Figure 39. Installing the WiFi adapter card 6. To complete the installation or replacement, go to "Completing the parts replacement" on page 102. 98 Lenovo M5800 Hardware Maintenance Manual

Section	Page
About this manual	5
Chapter 1. Safety information	7
General safety	7
Electrical safety	7
Voltage-selection switch	9
Safety inspection guide	9
Handling electrostatic discharge-sensitive devices	10
Grounding requirements	10
Safety notices (multi-lingual translations)	10
Chapter 2. General information	33
Specifications	33
Lenovo Support Web site	34
Chapter 3. General checkout	35
Problem determination tips	35
Chapter 4. Troubleshooting and diagnostics	37
Basic troubleshooting	37
Accessing Control Panel on the Windows 8 operating system	38
Troubleshooting procedure	38
Troubleshooting	38
Audio problems	39
CD problems	40
DVD problems	41
Intermittent problems	42
Hard disk drive problems	43
Keyboard, mouse, or pointing device problems	43
Monitor problems	45
Networking problems	46
Option problems	49
Performance and lockup problems	49
Printer problems	51
Serial port problems	51
Software problems	52
USB problems	52
Diagnostics	53
Lenovo Solution Center	53
Chapter 5. Using the Setup Utility program	55
Starting the Setup Utility program	55
Viewing and changing settings	55
Using passwords	55
Password considerations	56
Power-On Password	56
Administrator Password	56
Hard Disk Password	56
Setting, changing, and deleting a password	56
Erasing lost or forgotten passwords (clearing CMOS)	57
Enabling or disabling a device	57
Selecting a startup device	57
Selecting a temporary startup device	58
Selecting or changing the startup device sequence	58
Enabling ErP compliance mode	58
Changing the BIOS settings before installing a new operating system	59
Exiting the Setup Utility program	59
Chapter 6. Symptom-to-FRU index	61
Hard disk drive boot error	61
Power supply problems	61
Beep symptoms	61
POST error codes	62
Miscellaneous error messages	64
Undetermined problems	65
Chapter 7. Locations	67
Locating connectors, controls, and indicators on the front of your computer	67
Locating connectors on the rear of your computer	68
Locating major FRUs	68
Locating parts on the system board	71
Locating internal drives	72
Chapter 8. Replacing FRUs	75
Handling static-sensitive devices	75
Installing or replacing hardware	75
Removing the computer cover	75
Removing and reinstalling the front bezel	76
Installing or replacing a PCI card	77
Replacing the battery	80
Installing or replacing a memory module	81
Replacing the optical drive	83
Replacing the heat sink and fan assembly	85
Replacing the power supply assembly	87
Replacing the microprocessor	88
Replacing the system board	90
Replacing the primary hard disk drive	92
Replacing the front audio and USB assembly	94
Replacing the system fan	95
Replacing the thermal sensor	97
Replacing the WiFi units	99
Installing or removing the rear WiFi antenna	105
Installing or removing the front WiFi antenna	106
Completing the parts replacement	108
Chapter 9. Additional service information	111
Security features	111
Hardware-controlled passwords	111
Operating system password	111
Vital Product Data	111
BIOS levels	111
Flash update procedures	111
Updating (flashing) the BIOS from a disc	112
Updating (flashing) the BIOS from your operating system	113
Recovering from a POST and BIOS update failure	113
Power management	114
Advanced Configuration and Power Interface (ACPI) BIOS	114
Automatic Power-on features	114
Appendix A. Notices	115
Television output notice	116
European conformance CE mark	116
Trademarks	116

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2. Connect the front antenna cable and rear antenna cable to the WiFi card module.

Figure 38. Installing the WiFi antenna cables

3. Install the WiFi adapter card into the PCI Express x1 slot on the system board. See “Locating parts on

the system board” on page 65.

4. If the installed WiFi card module supports the Bluetooth function, use a Bluetooth cable to connect the

Bluetooth connector on the WiFi adapter card to the front USB connector on the system board.

5. Pivot the card latch to the closed position to secure the WiFi adapter card.

Figure 39. Installing the WiFi adapter card

6. To complete the installation or replacement, go to “Completing the parts replacement” on page 102.

Lenovo M5800 Hardware Maintenance Manual