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Lenovo ThinkStation P700 (English) User Guide - ThinkStation P500 (type 30A6, - Page 132

Replacing the rear fan assembly, If your computer comes with two microprocessors

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Replacing the rear fan assembly Attention: Do not open your computer or attempt any repair before reading and understanding the "Read this first: Important safety information" on page v. Note: Your computer might come with one or two rear fan assemblies. If your computer comes with two rear fan assemblies, the following instructions apply to either of them. To replace the rear fan assembly, do the following: 1. Remove all media from the drives and turn off all attached devices and the computer. Then, disconnect all power cords from electrical outlets and disconnect all cables that are connected to the computer. 2. Remove the computer cover. See "Removing the computer cover" on page 77. 3. Remove the direct cooling air baffle. See "Removing and reinstalling the direct cooling air baffle" on page 78. 4. Locate the rear fan assembly. See "Locating components" on page 6. 5. Disconnect the rear fan assembly cable from the rear fan connector on the system board. Note: If your computer comes with two microprocessors, you might remove the heat sink and fan assembly on the left side first for easier access to the rear fan connector. See "Replacing the heat sink and fan assembly" on page 122. 6. Press the retaining clip attached to the edge of the computer rear panel to remove the rear fan assembly as shown from the chassis. Figure 80. Removing the rear fan assembly 7. Align the two tabs 1 on the new rear fan assembly with the two corresponding slots in the computer chassis. 120 ThinkStation P500 and P700 User Guide

Section	Page
Read this first: Important safety information	7
Before using this manual	7
Service and upgrades	7
Static electricity prevention	8
Power cords and power adapters	8
Extension cords and related devices	8
Plugs and outlets	9
External devices	9
Heat and product ventilation	9
Operating environment	10
Laser compliance statement	10
Power supply statement	11
Cleaning and maintenance	11
Chapter 1. Product overview	13
Locations	13
Locating connectors, controls, and indicators on the front of your computer	14
Locating connectors on the rear of your computer	14
Locating components	18
Locating parts on the system board	18
Locating internal drives	22
Locating the machine type and model label	23
Features	23
Specifications	27
Lenovo programs	27
Accessing Lenovo programs on the Windows 7 operating system	27
Accessing Lenovo programs on the Windows 8.1 operating system	28
An introduction to Lenovo programs	28
Chapter 2. Using your computer	31
Registering your computer	31
Using keyboard shortcuts	31
Using the fingerprint reader	32
Using the wheel mouse	32
Managing power	32
Advanced configuration and power interface (ACPI) BIOS	33
Automatic Power-on features	33
Setting the computer volume	33
Setting the volume from the desktop	33
Setting the volume from Control Panel	34
Using a disc	34
Using the optical drive	34
Handling and storing a disc	35
Playing and removing a disc	35
Recording a disc	35
Navigating among screens on the Windows 8.1 operating system	36
Accessing Control Panel on the Windows 8.1 operating system	37
Frequently asked questions	37
Chapter 3. You and your computer	39
Accessibility and comfort	39
Arranging your workspace	39
Comfort	39
Glare and lighting	40
Air circulation	40
Electrical outlets and cable lengths	40
Accessibility information	40
Moving your computer to another country or region	44
Chapter 4. Security	45
Security features	45
Locking the computer cover	45
Attaching a Kensington-style cable lock	47
Using passwords	47
BIOS passwords	47
Windows passwords	48
Configuring the fingerprint reader	48
Using and understanding firewalls	48
Protecting data against viruses	48
Chapter 5. Advanced configuration	49
Using the Setup Utility program	49
Starting the Setup Utility program	49
Viewing and changing settings	49
Using BIOS passwords	50
Enabling or disabling a device	51
Selecting a startup device	52
Enabling ErP LPS compliance mode	52
Exiting the Setup Utility program	53
Updating or recovering the BIOS	53
BIOS levels	53
Using system programs	54
Changing the BIOS settings before installing a new operating system	54
Updating the BIOS from a disc	54
Updating the BIOS from your operating system	55
Recovering from a BIOS update failure	56
Configuring RAID	56
Configuring RAID with Intel RSTe	56
Quick RAID setup using the LSI MegaRAID BIOS configuration utility	59
Chapter 6. Preventing problems	63
Keeping your computer current	63
Getting the latest device drivers for your computer	63
Updating your operating system	63
Using the System Update program	64
Cleaning and maintenance	64
Basics	64
Cleaning your computer	64
Good maintenance practices	65
Moving your computer	66
Chapter 7. Troubleshooting and diagnostics	67
Basic troubleshooting	67
Troubleshooting procedure	68
Troubleshooting	68
Audio problems	69
CD problems	69
DVD problems	70
Intermittent problems	71
Hard disk drive problems	71
Problems with the keyboard or mouse	72
Monitor problems	73
Networking problems	74
I have connected an option to my computer, but it does not work	75
Performance and lockup problems	75
The printer does not work	76
Serial connector cannot be accessed	76
Software problems	77
My USB connectors cannot be accessed	77
Diagnostics	77
Lenovo Solution Center	78
Hardware diagnostics	78
Chapter 8. Recovery information	81
Recovery information for the Windows 7 operating system	81
Creating and using recovery media	81
Performing backup and recovery operations	82
Creating and using a rescue medium	84
Reinstalling programs and device drivers	84
Solving recovery problems	86
Recovery information for the Windows 8.1 operating system	86
Refreshing your computer	86
Resetting your computer to the factory-default settings	86
Using the advanced startup options	87
Recovering your operating system if Windows 8.1 fails to start	87
Chapter 9. Installing or replacing hardware	89
Handling static-sensitive devices	89
Installing or replacing hardware	89
Installing external options	89
Removing the computer cover	89
Removing and reinstalling the direct cooling air baffle	90
Installing or replacing a device in the optical drive bay	92
Removing and reinstalling the optical drive bracket	95
Replacing the cover presence switch	96
Replacing the front fan assembly	98
Installing or replacing an internal storage drive	99
Replacing the power supply assembly	125
Installing or replacing a PCI card	126
Installing or replacing a full-length PCI card	129
Replacing the rear fan assembly	132
Replacing the heat sink and fan assembly	134
Installing or replacing a memory module	136
Installing or replacing a flex adapter	138
Replacing the battery	140
Replacing the keyboard or mouse	142
Completing the parts replacement	142
Chapter 10. Getting information, help, and service	145
Information resources	145
Lenovo ThinkVantage Tools	145
Help and Support	145
Safety and Warranty	145
Lenovo Web site	145
Lenovo Support Web site	146
Help and service	146
Using the documentation and diagnostic program	146
Calling for service	146
Using other services	147
Purchasing additional services	147
Chapter 11. System memory speed	149
Appendix A. Regulatory information	151
Export classification notice	151
Electronic emissions notices	151
Federal Communications Commission Declaration of Conformity	151
Eurasian compliance mark	153
Brazil regulatory notice	153
Mexico regulatory notice	153
Additional regulatory information	153
Appendix B. WEEE and recycling information	155
Important WEEE information	155
Recycling information for Japan	155
Recycling information for Brazil	156
Battery recycling information for Taiwan	156
Battery recycling information for the European Union	156
Appendix C. Restriction of Hazardous Substances Directive (RoHS)	159
European Union RoHS	159
China RoHS	159
Turkish RoHS	159
Ukraine RoHS	160
India RoHS	160
Appendix D. ENERGY STAR model information	161
Appendix E. Notices	163
Trademarks	164

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Replacing the rear fan assembly

Attention:

Do not open your computer or attempt any repair before reading and understanding the “Read

this ﬁrst: Important safety information” on page v.

Note:

Your computer might come with one or two rear fan assemblies. If your computer comes with two

rear fan assemblies, the following instructions apply to either of them.

To replace the rear fan assembly, do the following:

1. Remove all media from the drives and turn off all attached devices and the computer. Then, disconnect

all power cords from electrical outlets and disconnect all cables that are connected to the computer.

2. Remove the computer cover. See “Removing the computer cover” on page 77.

3. Remove the direct cooling air bafﬂe. See “Removing and reinstalling the direct cooling air bafﬂe”

on page 78.

4. Locate the rear fan assembly. See “Locating components” on page 6.

5. Disconnect the rear fan assembly cable from the rear fan connector on the system board.

Note:

If your computer comes with two microprocessors, you might remove the heat sink and fan

assembly on the left side ﬁrst for easier access to the rear fan connector. See “Replacing the heat

sink and fan assembly” on page 122.

6. Press the retaining clip attached to the edge of the computer rear panel to remove the rear fan assembly

as shown from the chassis.

Figure80. Removing the rear fan assembly

7. Align the two tabs

on the new rear fan assembly with the two corresponding slots in the computer

chassis.

120

ThinkStation P500 and P700 User Guide