HP Professional sp750 Compaq Professional Workstation SP750 Hardware Reference
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- HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 1
Compaq Professional Workstation SP750 Hardware Reference Guide - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 2
Professional Workstation SP750 Hardware Reference Guide - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 3
of life. CAUTION: Text set off in this manner indicates that failure to follow directions could result in damage to equipment or loss of information. Compaq Professional Workstation SP750 Hardware Reference Guide .irst Edition (June 2000) Part Number 190709-001 - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 4
Location ...1-5 chapter 2 Hardware Upgrades Installation Sequence...2-2 Removing the Workstation Access Panel 2-3 Removing the .ront Bezel...2-4 Installing Additional a Hard Drive in the Removable Hard Drive Cage (Bays 1-3 2-23 Compaq Professional Workstation SP750 Hardware Reference Guide iii - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 5
Installing and Removing an Expansion Board 2-26 Identifying the PCI Expansion Slots 2-26 Installing an Expansion Board 2-27 Removing an Expansion Board 2-29 Identifying the AGP Graphics Controller Expansion Slot 2-29 Installing and Removing an AGP Graphics Controller 2-30 Installing a - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 6
of the Compaq Professional Workstation SP750 may vary depending on your model. .or a complete listing of the hardware and software installed in your workstation, run the INSPECT utility described in the Troubleshooting Guide. Compaq Professional Workstation SP750 Hardware Reference Guide 1-1 - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 7
.ront Panel Components 1-2 Product .eatures .ront panel components 1 Power-on light 2 Power button 3 Hard drive activity light 4 Network activity light 5 CD-ROM (Bay 4) 6 Open bay (Bay 5) 7 Open bay (Bay 6) 8 Diskette bay (Bay 7) 9 Speaker * An optional ZIP drive - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 8
Rear Panel Components Rear panel components 1 Power cord connector 2 Ultra3 SCSI connector 3 Keyboard connector 4 Two universal serial connector < Line-in audio connector = Microphone connector > VGA (AGP) connector Compaq Professional Workstation SP750 Hardware Reference Guide 1-3 - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 9
System Board Components System board components 1 Power connectors ρ Power switch and LED connector 2 Power-on password (P49) enable jumper τ Diskette drive connector 3 Battery ψ Secondary Ultra ATA (IDE) connector 4 Primary processor slot υ Primary Ultra ATA (IDE) connector 5 - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 10
Minimize All. Displays Run dialog box. Special Mouse .unctions Most software applications support the use of a mouse. The functions assigned to each mouse button depend this number available when contacting Compaq customer service. Compaq Professional Workstation SP750 Hardware Reference Guide 1-5 - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 11
s Expansion boards s Processors ✎ Compaq recommends that you finish the setup procedures for the preinstalled software before you install any optional hardware or third-party devices that were not included with your workstation. Compaq Professional Workstation SP750 Hardware Reference Guide 2-1 - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 12
See the appropriate sections in this chapter or the appendix for installation instructions. 5. Replace the front bezel and the workstation access panel, if necessary. 6. Reconnect the power cord to the back of the workstation and plug the power cord into a grounded AC outlet. 7. Turn on the monitor - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 13
. 3. Refer to the following illustration to remove the workstation access panel. Loosening the four thumbscrews and the workstation access panel ✎ When replacing the workstation access panel, be sure to tighten all four thumbscrews. Compaq Professional Workstation SP750 Hardware Reference Guide 2-3 - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 14
the front bezel: 1. Turn off the workstation and any external devices. 2. Disconnect the power cord from the grounded AC outlet and the back of the workstation. 3. Remove the workstation access panel. Refer to the instructions in Removing the Workstation Access Panel in this chapter. 4. Push - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 15
supported on each Rambus channel. Continuity RIMMs (CRIMMs) must populate any empty slots. Removing a Memory Board To remove a memory board to install additional memory: 1. Turn off the workstation and disconnect the power connector. Compaq Professional Workstation SP750 Hardware Reference Guide 2-5 - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 16
Releasing and removing the memory board from the memory board connector 6. Locate the appropriate RIMM slots and install the additional memory modules. 2-6 Hardware Upgrades - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 17
Eight-RIMM Slot Memory Board Your workstation ships with an eight-RIMM slot memory expansion board (four RIMM slots per memory channel). 2 RIMM Slots 3 and 4 RIMM Slots 5 and 6 RIMM Slots 7 and 8 Contents C-RIMM RIMM Empty Empty Compaq Professional Workstation SP750 Hardware Reference Guide 2-7 - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 18
Configuration 2 Configuration 3 Configuration 2 Two Pairs of RIMMs Location Contents RIMM Slots 1 and 2 C-RIMM RIMM Slots 3 and 4 RIMM RIMM Slots 5 and 6 RIMM RIMM Slots 7 and 8 C-RIMM Configuration 4 Configuration 3 Three Pairs of RIMMs Location Contents RIMM Slots 1 and 2 RIMM - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 19
CAUTION: Static electricity can damage the electronic components of the workstation or option boards. Before beginning these memory upgrade procedures, ensure different memory speeds. Performance will reflect the lowest speed RIMMs. Compaq Professional Workstation SP750 Hardware Reference Guide 2-9 - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 20
. ✎ CRIMMs must be installed in all unpopulated RIMM slots on channels being used. To install a RIMM after the memory board has been removed from your workstation system board: ✎ See Removing a Memory board in this chapter for instructions on removing the memory board. 2-10 Hardware Upgrades - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 21
chapter. 7. Replace the workstation access panel. 8. Plug the power cord back into the grounded AC outlet. Reconnect any external devices. 9. Turn on the workstation. The workstation should automatically recognize the added memory. Compaq Professional Workstation SP750 Hardware Reference Guide 2-11 - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 22
the memory board, make sure the board is engaged with the card guide. 2. Tighten the thumbscrew on the memory board metal slot cover. 3. Replace the workstation access panel. 4. Reconnect external devices. Plug the power cord back into the grounded AC outlet. Locating the memory board connector - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 23
Installing a memory board Tightening the thumbscrew to secure the memory board Compaq Professional Workstation SP750 Hardware Reference Guide 2-13 - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 24
located in the 3.5-inch removable hard drive cage, which is located behind the workstation access panel of the workstation. Drive bays 4 through 7 are located on the front of the workstation. The drives support various drive configurations. 1 Bay 1 Part of the removable hard drive cage. A 3.5-inch - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 25
supports 1.0-inch or 1.6-inch storage devices. 7 Bay 7 A 3.5-inch, third-height bay that supports a 1.0-inch device. A standard 3.5-inch diskette drive is shipped in bay 7. ✎ An optional ZIP drive can be installed in bay 5 or bay 6. Compaq Professional Workstation SP750 Hardware Reference Guide - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 26
in an empty bay location. To remove the bezel blank: 1. Turn off the workstation and any external devices. 2. Disconnect the power cord from the grounded AC outlet and the back of the workstation. 3. Remove the workstation access panel. 4. Remove the front bezel. 5. Loosen the thumbscrews and remove - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 27
cage up and out of the workstation chassis. Loosening the two thumbscrews and removing the removable hard drive cage Replacing the Hard Drive Cage To replace the removable hard drive cage, reverse the steps in the previous section. Compaq Professional Workstation SP750 Hardware Reference Guide 2-17 - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 28
of these bay locations. To remove a cooling shield: 1. Turn off the workstation and any external devices. 2. Disconnect the power cord from the grounded AC outlet and the back of the workstation. 3. Remove the workstation access panel and front bezel. 4. Refer to the following illustration to remove - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 29
bottom group of nine screws 2 is for installing removable media storage devices in the front drive bays. Locating the hardware screws for drive bay installations Compaq Professional Workstation SP750 Hardware Reference Guide 2-19 - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 30
is basically the same. CAUTION: Use only 3/16-inch guide screws. Longer screws can damage the internal components of the workstation and disconnect the power cord from the grounded AC outlet and the back of the workstation. 2. Remove the Workstation access panel. Refer to Removing the Workstation - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 31
Installing a hard drive Replacing the cooling shield Compaq Professional Workstation SP750 Hardware Reference Guide 2-21 - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 32
Connecting the SCSI signal cable and power cable 6. Reassemble the workstation. ✎ If only one SCSI hard drive is used, install it in the lowest numbered bay (bay 1). Reverse the above procedures to remove a hard drive from bay 5 and bay 6. 2-22 Hardware Upgrades - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 33
instructions SCSI Devices and Guidelines in the Appendix C. To install a 1.0-inch hard drive in the removable hard drive cage: 1. Turn off the workstation and disconnect the power 3 1.0-inch drive 4 1.0-inch or 1.6-inch drive Compaq Professional Workstation SP750 Hardware Reference Guide 2-23 - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 34
the removable hard drive cage. Installing a 1.0-inch hard drive in bay 2 2-24 Hardware Upgrades Reinstalling the removable hard drive cage CAUTION: Use only 3/16-inch guide screws. Longer screws can damage the internal components of the drive. - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 35
Connecting the signal and power cables 6. Reassemble the workstation. Reverse the above procedures to remove a drive from the removable hard drive cage. Compaq Professional Workstation SP750 Hardware Reference Guide 2-25 - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 36
an Expansion Board This section provides instructions for installing and removing PCI and AGP expansion boards. ✎ .or product documentation related to your graphics controller, refer to the Workstation Reference Library CD included with your workstation. Identifying the PCI Expansion Slots This - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 37
the workstation chassis. 3. Remove the screw securing the expansion slot cover, then remove the slot cover, as illustrated. To replace an expansion slot cover, reverse the above procedure. Removing the screw and expansion slot cover Compaq Professional Workstation SP750 Hardware Reference Guide 2-27 - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 38
sure the card is engaged with the card guide. Installing an expansion board 5. Replace the screw at the side of the expansion slot. 6. Replace the workstation access panel. 7. Connect external cables to the installed board, if necessary. 8. Plug the power cord back into the grounded AC outlet and - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 39
PCI slots, with additional components or cards, on your workstation system board. ✎ .or product documentation related to your graphics controller, refer to the Workstation Reference Library CD included with your workstation. Compaq Professional Workstation SP750 Hardware Reference Guide 2-29 - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 40
so that the whole connector seats properly in the AGP slot. If you are installing a full-length expansion board, be sure to engage the card guide. To remove the AGP graphics controller, remove the metal slot screw, hold the board at each end, and then pull up. Be sure to replace - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 41
2. Remove the workstation access panel. Refer to Removing the Workstation Access Panel in this chapter. 3. Insert the processor 1, then close the two release latches 2. 4. Tighten the middle screw 3. Installing a second processor Compaq Professional Workstation SP750 Hardware Reference Guide 2-31 - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 42
slot when installing a second processor or your workstation will not function. 5. Reassemble the workstation and connect the power cord that was disconnected from the grounded AC outlet and the back of the workstation. When replacing the workstation access panel, be sure to tighten all four - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 43
Compaq Professional Workstation SP750 Component U.S. Metric Dimensions Height Width Depth 18.7 inch 8.03 inch 23.2 inch 47.50 cm 20.40 cm 58.90 cm Approximate Weight 54.75 lb 24.89 kg Power Supply ,000 ft 30,000 ft 3,048 m 9,144 m Power Output 425 W Rated Input Current (maximum) 8 A - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 44
Compaq Professional Workstation AP550 Component U.S. Metric Minitower Dimensions Height Width Depth 17.65 in .11 in. 16.76 cm 44.83 cm 43.46 cm Approximate Weight 26 lb 12 kg Power Supply 115 VAC 230 VAC Operating Voltage Range Rated Voltage Range Rated Line .requency 90-132 VAC 100- - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 45
Compaq Deskpro Workstation 43.46 cm Approximate Weight 26 lb 12 kg Power Supply Operating Voltage Range Rated Voltage Range Rated Line .requency unpressurized) Operating Nonoperating 10,000 ft 30,000 ft 3,048 m 9,144 m Power Output 200 W Rated Input Current (maximum) 200 W 5.5 A 3 A Heat - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 46
(for drives that support this feature). s Power-On Self-Test (POST) messages. Post Messages Disabled suppresses most POST messages, such as memory count, product name, and other non-error text messages. If a POST error occurs, the error is displayed regardless of the mode selected. To manually - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 47
to this computer. s Enable power-on password prompting during system restarts (warm boots) as well as during power-on. s Establish a setup Record (MBR) Security. This feature is not supported on the Compaq Professional Workstation AP550 or SP750. s Enable or disable removable media boot ability - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 48
Enter key. 4. A choice of five headings appears in the Computer Setup Utilities menu: .ile, Storage, Security, Power, and Advanced. 5. Using the arrow keys or the Tab key, select the option you want and press the option will restore the original factory system defaults. Hardware Reference Guide B-3 - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 49
Changes and Exit Exits Computer Setup without applying or saving any changes. Save Changes and Exit Saves changes to system configuration and exits Computer Setup. Support for Computer Setup options may vary depending on your specific hardware configuration. Continued B-4 Computer Setup - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 50
(IDE devices only) Specifies the active data transfer mode. Options (subject to device capabilities) are PIO 0, Max PIO, Enhanced DMA, Ultra DMA 0, and Max UDMA. Support for Computer Setup options may vary depending on your specific hardware configuration. Continued Hardware Reference - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 51
operation. When set to Quiet, the drive will not operate at maximum performance. If the drive does not support Quiet mode, the Quiet Drive option will not be displayed. Support for Computer Setup options may vary depending on your specific hardware configuration. Continued B-6 Computer Setup - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 52
Boot, the computer will restart. Turn the computer off, then on, manually. Removable Media Write Enables/disables ability to write data to removable media. Note in order to use the diskette. Support for Computer Setup options may vary depending on your specific hardware configuration. - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 53
: This selection will only appear when at least one drive capable of performing the IDE DPS selftests is attached to the system Hard Drive Order (supported on select models only) Allows you to specify the order of attached hard drive controllers. The first hard drive controller in the order will - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 54
Compaq remote security tools. See the Troubleshooting Guide for more information. Power-On Password Allows you to set and enable power-on password. See the Troubleshooting Guide .eature supported on select models only. See the Desktop Management Guide for more information. Support for Computer - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 55
current bootable disk. Each time the computer is powered on or rebooted, the BIOS compares the MBR MBR Security is enabled and disk accesses are being serviced by the BIOS, write requests to the MBR Security warning message will be displayed. .eature supported on select models only. Save Master Boot - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 56
ports and audio security. Network Service Boot Enables/disables the computers byte identifier displayed during POST) See the Desktop Management guide for more information • chassis serial number or Universal for System ID entry Support for Computer Setup options may vary depending - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 57
not go into energy saver mode, but the setting allows you to press the power button to suspend the system. This option is not available under ACPI-enabled operating systems. Timeouts Allows you to disable or manually select timeout values for the system and/or all attached IDE hard drives. Note - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 58
After power loss (off/on) If you connect your computer to an electric power strip, and would like to turn on power to the computer using the switch on the power strip, IRQ settings for these devices or to disable them entirely. Support for Computer Setup options may vary depending on your specific - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 59
III processors. • ACPI Thermal model (enable/disable) • ACPI S3 support (enable/disable). S3 is an ACPI (advanced configuration and power interface) sleep state that some add-in hardware options may not support. .eature supported on select models only. • AGP Aperture size (options vary depending - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 60
-height bay. s Install guide screws to ensure that the drive lines up correctly in the drive cage. Compaq has provided extra guide screws, which are installed in the front of the workstation chassis behind the front bezel. Some options use M3 metric hardware. Compaq-supplied metric screws are black - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 61
for all other SCSI devices. s If only one SCSI hard drive is used, it should be installed in the lowest numbered bay (bay 1). s On a Compaq Professional Workstation SP750, Bay 4 is reserved for the CD-ROM or DVD-ROM drive. Do not install a SCSI device in this bay. s Every SCSI chain or circuit must - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 62
Cables routed in this manner can block airflow to the power supply, causing it to overheat. Guidelines for Installing a SCSI Device Compaq does not support mixing Ultra ATA and SCSI hard drives in the same system. On a Compaq Deskpro Workstation AP250, if you are replacing a hard drive in bays 4 or - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 63
mass storage SCSI devices: s Removable hard drive cage (Compaq Professional Workstation SP750 only) s .ront drive bays Using a SCSI Cable The Compaq Professional Workstation SP750 ships with a Low Voltage Differential (LVD) SCSI cable that supports up to five SCSI devices: a maximum of three in - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 64
cable with terminator The cable that shipped with your workstation may look different than the one illustrated (a five device option kit or contact your Compaq authorized dealer, reseller, or service provider. Using SCSISelect with SCSI Devices Adapter SCSI Termination Hardware Reference Guide C-5 - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 65
❏ Additional Options Boot Device Options SCSI Device Configuration Advanced Configuration Options s SCSI Disk Utilities Lists all SCSI devices and SCSI ID numbers ✎ .or information about configuring POST message display status, refer to Appendix B, Computer Setup. C-6 Hard Drive - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 66
computer provides power to the fire or water. Replace only with the Compaq spare designated for this product. Batteries, collection system or return them to Compaq, your authorized partners, or their computer and any external devices, disconnect the power cord from the electrical outlet, and remove - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 67
2. Locate the battery and battery holder on the system board, as shown in the following illustration. Battery and Battery Holder 3. Lift the battery out of its holder. Removing the Coin Cell Battery 4. Slide the replacement battery into position, positive side up. The battery holder automatically - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 68
expansion boards you removed. 6. Replace the computer cover or access panel. 7. Plug in the computer and turn on power to the computer. 8. Reset the date and time, your passwords, and any special system setups, using Compaq Computer Setup. Refer to Appendix B, Computer Setup. Hardware Reference - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 69
appendix E SECURITY LOCK PROVISIONS Installing a Cable Lock The cable lock is an optional device used to help secure the workstation. 1. Separate the pieces of the security bracket by bending the metal where the three pieces join. Separating the security brackets Hardware Reference Guide E-1 - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 70
2. Insert the tang (tongue) of the narrow bracket (Bracket A) into the slot on the chassis and slide the U-shaped backet (Bracket B) between it and the system unit cover; then install the self-tapping screw included in the cable lock it. ✎ Due to differences between chassis, the slot may be located - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 71
screw with the flat bracket (Bracket C). 4. Install a lock (not provided) in the security bracket to control access to the inside of the workstation. Install a cable lock (not provided) to secure the workstation to a fixed object. Securing the workstation with a padlock Hardware Reference Guide E-3 - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 72
and storing products in static- safe containers. s Keep electrostatic-sensitive parts in their containers until they arrive at static-free workstations. s Place parts on a grounded surface before removing them from their containers. s Avoid touching pins, leads, or circuitry. s Always be properly - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 73
the skin. s Use heelstraps, toestraps, or bootstraps at standing workstations. Wear the straps on both feet when standing on conductive floors or dissipating floor mats. s Use conductive field service tools. s Use a portable field service kit with a folding static-dissipating work mat. If you do - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 74
of heat and cold. .or information about the recommended temperature and humidity ranges for your computer, refer to Appendix A, Specifications, in this guide. s Keep liquids away from the computer and keyboard. s Never cover the ventilation slots on the monitor with any type of material. Hardware - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 75
suddenly changes while the drive is on, wait at least one hour before you turn off the power. If you operate the unit immediately, it may malfunction while reading. s Avoid placing the and have it checked by an authorized Compaq service provider. G-2 Routine Computer Care and Shipping Preparation - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 76
magnetic impulses while stored or in transit. ✎ The hard drive locks automatically when the system power is turned off. 2. Remove and store any program diskettes from the diskette drives. 3. Insert nonoperating ranges, refer to Appendix A, Specifications, in this guide. Hardware Reference - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 77
, 1-3 memory board, 1-4 microphone, 1-3 mouse, 1-3 parallel, 1-3 power, 1-4 power cord, 1-3 power switch and LED, 1-4 processor fan, 1-4 RJ45, 1-3 SCSI, 1-4 2-5 electric shock, 2-2 Error Checking and Correcting (ECC) memory. 5AA ECC Compaq Professional Workstation SP750 Hardware Reference Guide I-1 - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 78
expansion board full length board card guide, 2-30 installation, 2-27 expansion slot AGP location, 1-4 identifying PCI, 2-26 External jumper, 1-4 Pentium processor installing, 2-31 power connectors, 1-4 power cord connector, 1-3 power switch, 1-2, 1-4 power-on password jumper, 1-4 primary IDE Ultra - HP Professional sp750 | Compaq Professional Workstation SP750 Hardware Reference - Page 79
processor slot, 1-4 serial connector, 1-3 serial number, 1-5 speaker, 1-2 speaker connector, 1-4 SW50 Pushbutton Switch, 1-4 U Ultra3 SCSI connector, 1-3, 1-4 USB connector, 1-3 W Wake on LAN connector, 1-4 Windows logo keys, 1-5 Compaq Professional Workstation SP750 Hardware Reference Guide I-3
Compaq Professional Workstation SP750
Hardware Reference Guide