IBM ThinkCentre 8127 User Manual

Contents
Chapter 1. About this manual . . . . .1
Important Safety Information . . . . . . . . .1
Strategy for Replacing FRUs for CTO, CMV, and
GAV products . . . . . . . . . . . . . .2
Product definition . . . . . . . . . . .2
FRU Identification for CTO, CMV, and GAV
products . . . . . . . . . . . . . . .3
Chapter 2. General information . . . . .5
Access IBM . . . . . . . . . . . . . . .5
Additional information resources . . . . . . .5
Features . . . . . . . . . . . . . . . .5
Specifications . . . . . . . . . . . . . .9
Chapter 3. General Checkout . . . . .11
Chapter 4. IBM Enhanced Diagnostics 13
Diagnostics program download . . . . . . . .13
Running IBM Enhanced Diagnostics from the Access
IBM Predesktop Area . . . . . . . . . . .13
Navigating through the diagnostics programs . . .13
Running diagnostics tests . . . . . . . . . .13
Test selection . . . . . . . . . . . . .14
Test results . . . . . . . . . . . . .14
Fixed disk advanced test (FDAT) . . . . . .15
Quick and Full erase - hard drive . . . . . .16
Viewing the test log . . . . . . . . . . .17
Chapter 5. Using the IBM Setup Utility 19
Starting the IBM Setup Utility program . . . . .19
Viewing and changing settings . . . . . . . .19
Exiting from the IBM Setup Utility program . . .19
Using passwords . . . . . . . . . . . .19
User password . . . . . . . . . . . .19
Administrator password . . . . . . . . .20
Setting, changing, and deleting a password . . .20
Security settings for Access IBM Predesktop Area . .20
Using Security Profile by Device . . . . . . .21
Using IDE Drives Setup . . . . . . . . . .21
Selecting a startup device . . . . . . . . . .22
Selecting a temporary startup device . . . . .22
Changing the startup device sequence . . . .22
Advanced settings . . . . . . . . . . . .22
Chapter 6. Replacing FRUs . . . . . .23
Locating controls and connectors on the front of the
computer . . . . . . . . . . . . . . .23
Locating connectors on the rear of the computer . .24
Opening the cover . . . . . . . . . . . .25
Locating components . . . . . . . . . . .26
Accessing system board components and drives . .27
Identifying parts on the system board . . . . .28
Replacing memory . . . . . . . . . . . .29
Replacing a PCI adapter . . . . . . . . . .30
Replacing the battery . . . . . . . . . . .31
Replacing the power supply . . . . . . . . .32
Replacing the system board, microprocessor, and
heat sink . . . . . . . . . . . . . . .34
Replacing the microprocessor . . . . . . .38
Replacing internal drives . . . . . . . . . .38
Replacing a CD-ROM, CD-RW, or DVD optical
drive . . . . . . . . . . . . . . .40
Replacing the hard disk drive . . . . . . .40
Connecting a serial ATA hard disk drive . . . .41
Replacing the diskette drive . . . . . . . .42
Connecting an IDE hard disk or CD drive . . .42
Replacing the speaker . . . . . . . . . . .43
Replacing the power button and LED assembly . .43
Replacing the fan assembly . . . . . . . . .44
Closing the cover and connecting the cables . . .46
Chapter 7. Symptom-to-FRU Index . . .47
Hard disk drive boot error . . . . . . . . .47
Power Supply Errors . . . . . . . . . . .47
Diagnostic error codes . . . . . . . . . . .49
Beep symptoms . . . . . . . . . . . . .70
No-beep symptoms . . . . . . . . . . . .72
POST error codes . . . . . . . . . . . .73
Miscellaneous error messages . . . . . . . .87
Undetermined problems . . . . . . . . . .89
Chapter 8. Parts listing . . . . . . . .91
Machine Type 8127 . . . . . . . . . . . .91
Machine Type 8183 . . . . . . . . . . . .95
Machine Type 8184 . . . . . . . . . . . 109
Machine Type 8320 . . . . . . . . . . .116
Machine Type 8416 . . . . . . . . . . . 125
Machine Type 8417 . . . . . . . . . . . 127
Machine Type 8418 . . . . . . . . . . . 133
Machine Type 8419 . . . . . . . . . . . 137
Machine Type 8429 . . . . . . . . . . . 141
Chapter 9. Additional Service
Information . . . . . . . . . . . . 145
Security features . . . . . . . . . . . . 145
Passwords . . . . . . . . . . . . . 145
Erasing a lost or forgotten password (clearing
CMOS) . . . . . . . . . . . . . . 146
Vital product data . . . . . . . . . . . 146
Management Information Format (MIF) . . . 147
BIOS levels . . . . . . . . . . . . . . 147
Flash update procedures . . . . . . . . . . 148
Updating (flashing) BIOS from a diskette . . . 148
Updating (flashing) BIOS from your operating
system . . . . . . . . . . . . . . 148
Recovering from a POST/BIOS update failure 148
Power management . . . . . . . . . . . 150
Automatic configuration and power interface
(ACPI) BIOS . . . . . . . . . . . . . 150
© Copyright IBM Corp. 2005 iii

IBM ThinkCentre 8127 Specifications

General

Brand	IBM
Model	ThinkCentre 8127
Category	Desktop
Language	English