Dell 1100/B110 - Manual

is in a zero load condition. DC Power Connector P1 NOTE: The +3.3 VDC output wires (orange) must be 16 AWG. All other output wires must be 18 AWG. Pin Number Signal name Wire Color 1 +3.3 VDC Orange 2 +3.3 VDC Orange 3 COM Black 4 +5 VDC Red 5 COM Black 6 +5 VDC Red 7 COM Black 8 POK Gray 9 +5 VFP P...

Pin Number Signal Name 18 -AWG Wire Color 1 COM Black 2 COM Black 3 +12 VDC Yellow 4 +12 VDC Yellow DC Power Connectors P8 and P9 Pin Number Signal Name 18 -AWG Wire Color 1 +12 VDC Yellow 2 COM Black 3 COM Black 4 +5 VDC Red DC Power Connector P4 Pin Number Signal Name 18 -AWG Wire Color 1 - No con...

Pin Number Signal Name 18 -AWG Wire Color 1 +12 VDC Yellow 2 COM Black 3 COM Black 4 +5 VDC Red DC Power Connector P7 Pin Number Signal Name 22 -AWG Wire Color 1 +5 VDC Red 2 COM Black 3 COM Black 4 +12 VDC Yellow Back to Contents Page

Back to Contents Page Technical Specifications Dell™ Dimension™ 1100/B110 Systems Service Manual ProcessorProcessor type Intel® Pentium ® 4 with HT Technology and Intel Celeron ® NOTE: Not all Pentium 4 processors support Hyper-Threading technology. Level 1 (L1) cache 8 KB Level 2 (L2) cache 128-KB ...

Back to Contents Page Advanced Troubleshooting Dell™ Dimension™ 1100/B110 Systems Service Manual Power Lights Network Lights Diagnostic Lights Beep Codes System Messages Power Lights The power button light located on the front of your computer illuminates and blinks or remains solid to indicate diff...

Yellow LED Green LEG on on off off off Diagnostic Lights CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide . To help you troubleshoot a problem, your computer has four lights labeled "A," "B," "...

occurred. 2. If the problem persists, reinstall the card that you removed, remove a different card, and then restart the computer. 3. Repeat this process for each card. If the computer starts normally, troubleshoot the last card removed from the computer for resource conflicts. 4. If the problem per...

3-1-1 Slave DMA register failure3-1-2 Master DMA register failure3-1-3 Master interrupt mask register failure3-1-4 Slave interrupt mask register failure3-2-2 Interrupt vector loading failure3-2-4 Keyboard Controller Test failure3-3-1 NVRAM power loss3-3-2 NVRAM configuration3-3-4 Video Memory Test f...

Back to Contents Page System Setup Dell™ Dimension™ 1100/B110 Systems Service Manual Overview Entering System Setup System Setup Screens System Setup Options Boot Sequence Clearing Forgotten Passwords Overview Use system setup as follows: To change the system configuration information after you add,...

window. The field is a scrolling list of features that define the configuration of your computer, including installed hardware, power conservation, and security features. Scroll up and down the list by using the up - and down -arrow keys. As an option is highlighted, the Option Field displays more i...

Parallel PortI/O Address Identifies the address for the parallel port. DisketteInterface Identifies and defines the floppy drive interface. You can set the interface to Auto , Read Only , or Off . Primary VideoController This setting specifies which video controller is primary when two video control...

NOTE: If you are booting to a USB floppy drive, you must first set the floppy drive to OFF in system setup . 1. If you are booting to a USB device, connect the USB device to a USB connector. 2. Turn on (or restart) your computer. 3. When F2 = Setup, F12 = Boot Menu appears in the upper-right corner ...

Back to Contents Page Removing and Installing Parts Dell™ Dimension™ 1100/B110 Systems Service Manual Memory Cards Front Panel Drives Hard Drive Floppy Drive CD/DVD Drive Processor Fan Assembly System Board Power Supply Battery Memory You can increase your computer memory by installing memory module...

NOTICE: If you remove your original memory modules from the computer during a memory upgrade, keep them separate from any new modules that you may have, even if you purchased the new modules from Dell. You should install your new memory modules in connectors DIMM3 and DIMM4. If possible, do not pair...

15. To verify that the memory is installed correctly, check the amount of memory (RAM) listed. Cards CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide . NOTICE: To prevent static damage to components inside your c...

microphone, speaker/headphone, or line-in connectors on the back panel. 7. If you installed an add -in network adapter and want to disable the integrated network adapter: a. Enter system setup, select Network Controller, and then change the setting to Off . b. Connect the network cable to the add -i...

2. Remove the computer cover . 3. Release and remove the front panel: a. If your computer has a release lever, push the release lever to release the top tab. b. Reach inside the computer and push the top and bottom tab towards you to release them. c. Rotate the front panel to separate it from the si...

2. Push out the front-panel insert. Reattaching the Front Panel 1. Reattach the front panel to the side hinges. 2. Rotate the front panel until it snaps onto the front of the computer.

Drives Your computer supports a combination of these devices: One hard drive One optional floppy Up to two CD or DVD drives General Installation Guidelines Connect the IDE hard drive to the system board connector labeled PRI IDE. Connect CD/DVD drives to the connector labeled J6J1. When you connect ...

CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before opening the cover. NOTICE: To avoid damage to the drive, do not set it on a hard surface. Instead, set the drive on a surface, such as a foam pad, that will sufficiently cushion it. 1. If you ar...

3. If you are replacing the hard drive, remove the drive from the bracket: a. Remove the hard drive -securing screws. b. Remove the hard drive from the bracket. Installing a Hard Drive 1. Unpack the replacement hard drive, and prepare it for installation. 2. Check the documentation for the drive to ...

See the documentation for your operating system for instructions. 15. Test the hard drive by running the Dell Diagnostics. If the drive you just installed is the primary drive, install your operating system on the hard drive. Floppy Drive CAUTION: Before you begin any of the procedures in this secti...

3. Remove the floppy drive from the bracket: a. Remove all four drive -securing screws (two on each side). b. Remove the floppy drive from the bracket. Installing a Floppy Drive 1. Remove the floppy drive bracket from the computer (see page 55 ). 2. If you are replacing a floppy drive, remove the dr...

NOTICE: Match the colored strip on the cable with pin 1 on the drive (pin 1 is marked as "1"). 8. Reattach the front panel (see page 48 ). 9. Replace the computer cover (see Replacing the Computer Cover ). NOTICE: To connect a network cable, first plug the cable in to the network wall jack a...

2. Remove the CD/DVD drive securing screw. 3. Slide the drive forward and remove it from the drive bay. Installing a CD/DVD Drive 1. If you are installing a new drive, unpack the drive and prepare it for installation. Check the documentation that accompanied the drive to verify that the drive is con...

6. Connect the power cable to the system board (see System Board Components ). 7. Connect the power and CD/DVD drive cables to the drive and to the system board (see System Board Components ). 8. If you are installing a drive that has its own controller card, install the controller card in a card sl...

Processor Removing the Processor NOTICE: Do not perform the following steps unless you are familiar with hardware removal and replacement. Performing these steps incorrectly could damage your system board. For technical service, see "Contacting Dell" in the Owner's Manual . CAUTION: Before y...

d. On the retention base locate the tab opposite the power supply. Press on the retention base tab until the heat sink pops up slightly. e . Press out on the second retention tab while lifting the heat sink up and out of the retention base. NOTICE: Lay the heat sink down on its side. NOTICE: If you ...

8. Lower the airflow shroud over the heat sink. 9. Reconnect the cooling fan power cable to the fan connector on the system board. 10. Reconnect the power cable to the processor power connector on the system board. 11. Close the computer cover. NOTICE: To connect a network cable, first plug the cabl...

5. Disconnect the fan power cable from its connector on the system board. 6. Pull the fan release lever away from the back of the computer and slide the fan toward the release lever. 7. Remove the fan assembly from the computer. Replacing the Fan Assembly 1. Align the fan assembly tabs with the hole...

4. Replace the computer cover. 5. Connect the AC power cable to the AC power connector on the back of the power supply. NOTICE: To connect a network cable, first plug the cable into the network wall jack and then plug it into the computer. 6. Connect your computer and devices to electrical outlets, ...

9. Lift the system board out from the computer. 10. Place the system board that you just removed next to the replacement system board. Visually compare the replacement system board to the existing system board to ensure that you have the correct part. Installing the System Board 1. Transfer componen...

NOTICE: To connect a network cable, first plug the cable into the network wall jack and then plug it into the computer. 10. Connect your computer and devices to electrical outlets, and turn them on. Power Supply Removing the Power Supply CAUTION: Before you begin any of the procedures in this sectio...

1. Slide the power supply into place. 2. Replace the four screws that secure the power supply to the back of the computer. 3. Reinstall the fan assembly . 4. Reconnect the DC power cables to the drives and system board. 5. Replace the computer cover. 6. Connect the AC power cable to the AC power con...

Back to Contents Page Replacing the Computer Cover Dell™ Dimension™ 1100/B110 Systems Service Manual CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide . 1. Ensure that all cables are connected, and fold cables out...