Dell GX260 Service Manual
Dell GX260 - Optiplex Pentium 4 2.0GHz 512MB 40GB CD Manual
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Dell GX260 manual content summary:
- Dell GX260 | Service Manual - Page 1
Dell™ OptiPlex™ GX260 Service Manual Before You Begin Computer Cover Inside Your Computer Badge Battery Chassis Intrusion Switch Control Panel Cards and Adapters Drives Front-Panel Inserts I/O Panel Memory Microprocessor Power Supply System Board NOTE: A NOTE indicates important information that - Dell GX260 | Service Manual - Page 2
you. Always follow installation and service instructions closely. NOTICE: To help avoid possible damage to the system board, wait 5 seconds (or wait until the standby light is extinguished) after turning off the computer and unplugging the power cord before removing a component from the system board - Dell GX260 | Service Manual - Page 3
oriented and aligned. Handle components and cards with care. Do not touch the components or contacts on a card. Hold a card by its edges or by its surface on the computer chassis. As you continue to work inside the computer, periodically touch an unpainted metal surface to remove any static charge - Dell GX260 | Service Manual - Page 4
Back to Contents Page Computer Cover Dell™ OptiPlex™ GX260 Service Manual Opening the Computer Cover Closing the Computer Cover Opening the Computer Cover Small Form-Factor Computer 1 security cable slot 2 padlock ring 3 release buttons (one on each side) Small Desktop Computer - Dell GX260 | Service Manual - Page 5
1 security cable slot 2 padlock ring 3 release buttons (one on each side) Small Mini-Tower Computer 1 release buttons 2 security cable slot 3 padlock ring 1. Remove the padlock from the padlock ring, if present. - Dell GX260 | Service Manual - Page 6
support the open cover-at least 30 cm (1 ft) of desktop space. NOTICE: Open the computer cover slowly to prevent damage to the system cables. 2. To open the cover on the small form-factor or small desktop computer: a. Remove the computer on the computer cover. Gently pull the power cables toward you - Dell GX260 | Service Manual - Page 7
to Contents Page Inside Your Computer Dell™ OptiPlex™ GX260 Service Manual Key Components Computer Cables Key Components NOTE: User service access points are color-coded green. Small Form-Factor Computer 1 hard drive 6 system board 2 floppy drive 7 power supply 3 CD/DVD drive 8 padlock - Dell GX260 | Service Manual - Page 8
1 hard drive 6 padlock ring 2 internal speaker 7 heat sink and blower assembly 3 chassis intrusion switch 8 system board 4 card cage 9 floppy drive 5 power supply 10 CD/DVD drive Small Mini-Tower Computer - Dell GX260 | Service Manual - Page 9
1 hard drive 6 heat sink and blower assembly 2 internal speaker 7 power supply 3 chassis intrusion switch 8 floppy drive 4 system board 9 CD/DVD drive 5 padlock ring Computer Cables Small Form-Factor Computer - Dell GX260 | Service Manual - Page 10
1 CD/DVD drive data cable 6 IDE data cable (hard drive) 2 floppy-drive data cable 7 input/output cable 3 control-panel cable 8 input/output audio cable 4 CD/DVD drive power cable 9 microprocessor power cable 5 IDE drive power cable (hard drive) 10 CD/DVD audio cable Small Desktop Computer - Dell GX260 | Service Manual - Page 11
1 CD/DVD drive audio cable 5 input/output cable 2 CD/DVD drive data cable 6 input/output audio cable 3 floppy-drive data cable 7 IDE data cable (hard drive) 4 control-panel cable Small Mini-Tower Computer - Dell GX260 | Service Manual - Page 12
cable (hard drive) 2 CD/DVD drive data cable 7 IDE drive data cable (hard drive) 3 CD/DVD drive audio cable 8 input/output cable 4 floppy-drive power cable 9 input/output audio cable 5 floppy-drive data cable Cable Colors Device Color Hard drive Blue pull tab Floppy drive Black pull tab CD - Dell GX260 | Service Manual - Page 13
Back to Contents Page Badge Dell™ OptiPlex™ GX260 Service Manual Removing the Badge Replacing the Badge Small Desktop and Small Mini-Tower Computers Removing the Badge Small Form-Factor Computer 1. Open the computer cover. 2. Using a flat-blade screwdriver, release the tabs from the inside of - Dell GX260 | Service Manual - Page 14
sure that the two metal hooks and tabs are securely in place. Computer Cover Replacement 1 metal hooks (2) To help replace the plastic computer cover, remove the accent door and front mask from the plastic computer cover: a. Remove the front mask by releasing the tabs on the inside of the plastic - Dell GX260 | Service Manual - Page 15
door 2 front mask 2. Replace the badge by pressing it into place, ensuring that the two tabs click, securing it into position. Small Desktop and Small Mini-Tower Computers Replace the badge by pressing it into place, ensuring that the two tabs click, securing it into position. Back to Contents Page - Dell GX260 | Service Manual - Page 16
Page Battery Dell™ OptiPlex™ GX260 Service Manual Replacing the Battery CAUTION: A new battery can explode if it is incorrectly installed. Replace the battery only with the same or equivalent type recommended by the manufacturer. Discard used batteries according to the manufacturer's instructions - Dell GX260 | Service Manual - Page 17
- Dell GX260 | Service Manual - Page 18
Back to Contents Page Chassis Intrusion Switch Dell™ OptiPlex™ GX260 Service Manual Removing the Chassis Intrusion Switch Replacing the Chassis Intrusion Switch Resetting the Chassis Intrusion Detector Removing the Chassis Intrusion Switch Small Form-Factor Computer Small Desktop Computer - Dell GX260 | Service Manual - Page 19
Small Mini-Tower Computer 1. Disconnect the chassis intrusion switch cable connector from the control panel on the front of the chassis. Note the routing of the chassis intrusion cable as you remove it from the chassis. Chassis hooks may hold the cable in place inside the chassis. - Dell GX260 | Service Manual - Page 20
intrusion switch, follow the "Removing the Chassis Intrusion Switch" procedures in reverse order. Resetting the Chassis Intrusion Detector 1. Enter system setup by pressing during the computer's POST. NOTE: For instructions on using system setup, see the User's Guide. 2. Under the System - Dell GX260 | Service Manual - Page 21
to Contents Page Control Panel Dell™ OptiPlex™ GX260 Service Manual Removing the Control Panel Replacing the Control Panel CAUTION: Before on the computer. NOTICE: Before you disconnect a device from the computer or remove a component from the system board, verify that the standby power light on - Dell GX260 | Service Manual - Page 22
1 tabs (2 on each side) 2 computer 3 computer cover 1 metal control-panel shield 2 screw 2. Remove the metal control-panel shield. - Dell GX260 | Service Manual - Page 23
to the computer, and remove the control panel. Small Desktop Computer 1. Remove the front I/O panel. 2. Using an 8-inch #2 Phillips screwdriver, remove the screw that secures the control panel to the computer, and lift the panel away from the computer. Small Mini-Tower Computer 1. To remove the top - Dell GX260 | Service Manual - Page 24
CD drive, you can pry the computer cover away from the computer and pull out the tab. 3. If necessary, remove the computer cover screw. 4. Close the computer and remove the computer cover. 5. Remove the screw that secures the control panel to the computer, and pull the control panel away from the - Dell GX260 | Service Manual - Page 25
Small Form-Factor Computer 1. Replace the control panel and the control-panel shield. 2. Replace the computer cover. Ensure that the two metal hooks and tabs are securely in place. To help replace the computer cover, remove the accent door and front mask from the computer cover: a. Remove the front - Dell GX260 | Service Manual - Page 26
1 accent door 2 front mask 3. Replace the computer cover and ensure that the two metal hooks and tabs are securely in position. - Dell GX260 | Service Manual - Page 27
door, press them into position. Small Desktop Computer Follow the steps in the "Removing the Control Panel" procedure in the reverse order, ensuring that all tabs are secure. Small Mini-Tower Computer Follow the steps in the "Removing the Control Panel" procedure in the reverse order, ensuring - Dell GX260 | Service Manual - Page 28
to Contents Page Cards and Adapters Dell™ OptiPlex™ GX260 Service Manual Small Form-Factor Computer Small Desktop Computer Small Mini-Tower Computer Your computer provides slots for the following cards: In the small form-factor computer, one low-profile, 32-bit, 33-MHz PCI card or serial port - Dell GX260 | Service Manual - Page 29
it for your computer. CAUTION: Some network adapters automatically start the computer when they are connected to a network. To guard against electrical shock, be sure to unplug your computer from its electrical outlet before installing any cards. Verify that the standby power light on the system - Dell GX260 | Service Manual - Page 30
Before you lower the retention arm, ensure that: The tops of all cards and filler brackets are flush with the alignment bar. The notch in the top of the card or filler bracket fits around the alignment guide. Press the arm into place, securing the card(s) in the computer. Closing the Retention Arm - Dell GX260 | Service Manual - Page 31
filler bracket, contact Dell. NOTE: Installing filler brackets over empty card-slot openings is necessary to maintain FCC certification of the computer. The brackets also keep dust and dirt out of your computer. 5. Lower the retention arm and press it into place. 6. Remove the card's driver from the - Dell GX260 | Service Manual - Page 32
"Raising the Retention Arm"). 2. Remove the filler bracket. 3. Slide the card bracket down over the card-slot opening, and ensure that the top of the card bracket is flush with the alignment bar and the notch in the top of the card bracket fits around the alignment guide (see "Closing the Retention - Dell GX260 | Service Manual - Page 33
bracket. 4. If you are removing the card permanently, install a filler bracket in the empty card-slot opening. If you need a filler bracket, contact Dell. NOTE: Installing filler brackets over empty card-slot openings is necessary to maintain FCC certification of the computer. The brackets also keep - Dell GX260 | Service Manual - Page 34
panel. 4. Close the computer cover. 5. Attach the computer stand (optional). NOTICE: To connect a network cable, first plug the cable into the network wall jack, and then plug it into the computer. 6. Connect the monitor cable to the card's video connector. 7. Connect your computer and devices to - Dell GX260 | Service Manual - Page 35
Back to Contents Page Drives Dell™ OptiPlex™ GX260 Service Manual Small Form-Factor Computer Small Desktop Computer Small Mini-Tower Computer Small Form-Factor Computer Hard Drive Front-Panel Inserts Floppy Drive CD/DVD Drive Hard Drive CAUTION: Before you perform this procedure, see " - Dell GX260 | Service Manual - Page 36
2 hard-drive cable 2. Press in on the tabs on each side of the drive, slide the drive toward the I/O panel, and remove it from the computer. Removing the Hard Drive Installing a Hard Drive 1. Unpack the replacement hard drive, and prepare it for installation. 2. If your replacement drive does not - Dell GX260 | Service Manual - Page 37
into the computer by gently sliding the drive into place until you hear it securely click. NOTICE: Match the colored strip on the cable with pin 1 on the drive (pin 1 is marked as "1"). 4. Connect the power and hard-drive cables to the drive. Attaching Power and Drive Cables 1 power cable 2 hard - Dell GX260 | Service Manual - Page 38
Floppy Drive 1. Disconnect the floppy-drive cable from the system board connector (DSKT). 2. Remove the power cable from the interposer board. 3. Disconnect the CD/DVD drive cable and the power cable from the CD/DVD drive. 4. Remove or raise the drive by pressing the green tabs on either side of the - Dell GX260 | Service Manual - Page 39
the floppy-drive cable from the connector, slide the lever until it is fully extended, and then lift the cable away. Removing the Floppy-Drive Cable 1 floppy-drive cable 2 lever 6. Remove the floppy drive from its sled by pulling the sled tab out while pushing the drive up and then sliding the - Dell GX260 | Service Manual - Page 40
out of the sled. Removing the Floppy Drive 1 sled tab 2 sled Installing a Floppy Drive 1. Snap the replacement drive into the sled , and snap the interposer board onto the drive. 3. Gently slide the drive into the computer until the tabs securely click into position. Attaching the Floppy-Drive Cable - Dell GX260 | Service Manual - Page 41
to the interposer board on the floppy drive. 5. Attach the CD/DVD drive cable and the power cable to the CD/DVD drive. 6. Connect the floppy-drive cable to the DSKT connector on the system board. 7. Check all cable connections, and fold - Dell GX260 | Service Manual - Page 42
/DVD Drive CAUTION: Before you perform this procedure, see "Precautionary Measures." Removing a CD/DVD Drive 1. Disconnect the power and audio cables from the interposer board. 2. Remove the interposer board from the drive. Removing the Interposer Board 1 interposer board 3. Press inward on the two - Dell GX260 | Service Manual - Page 43
Check the documentation that accompanied the drive to verify that the drive is configured for your computer. If you are installing an IDE drive, configure the drive for the cable-select inside of the cover. b. Attach the power and audio cables to the interposer board. Connecting the Interposer Board - Dell GX260 | Service Manual - Page 44
card, install the controller card in an expansion slot. 5. Check all cable connections, and fold cables out of the way to provide airflow for the fan and cooling vents. 6. If the CD/DVD drive bay was previously empty, remove the front- panel inserts (see "Front-Panel Inserts"). 7. Close the computer - Dell GX260 | Service Manual - Page 45
top of the shroud and lifting the shroud away Removing the Hard-Drive Shroud NOTE: Your computer's hard drive may or may not have a plastic shroud cover. Operating the computer without a hard- drive shroud does not affect its performance. 2. Disconnect the power and hard-drive cables from the drive - Dell GX260 | Service Manual - Page 46
1 hard-drive cable 2 power cable 3. Press in on the tabs on each side of the drive and slide the drive up and out. Removing the Hard Drive 1 tabs (2) 2 hard drive Installing a Hard Drive - Dell GX260 | Service Manual - Page 47
for instructions on attaching rails. 4. Install the hard drive into the computer by power and hard-drive cables to the drive. Attaching Power and Drive Cables 1 hard-drive cable 2 power cable 6. Check all connectors to be certain that they are properly cabled and firmly seated. 7. If your computer - Dell GX260 | Service Manual - Page 48
the computer, use your fingers to remove the front- panel cover. Removing Front-Panel Inserts 2. Press the inserts until they pop free of the front-panel cover. Floppy Drive CAUTION: Before you perform this procedure, see "Precautionary Measures." Removing a Floppy Drive 1. Disconnect the power and - Dell GX260 | Service Manual - Page 49
-drive cables from the back of the floppy drive. 3. Disconnect the floppy-drive cable from the system board connector (labeled DSKT). Removing Power and Drive Cables 1 power cable 2 floppy-drive cable 3 floppy-drive connector (DSKT) 4. Press inward on the two tabs on the sides of the drive, slide - Dell GX260 | Service Manual - Page 50
drive does not have the bracket rails attached, see step 2 in the previous section for instructions on attaching rails. 2. Gently slide the drive into place until the tabs securely click into position. 3. Attach the power and floppy-drive cables to the floppy drive. 4. Connect the other end of the - Dell GX260 | Service Manual - Page 51
the way to provide airflow for the fan and cooling vents. 7. Close the computer cover. 8. Attach the computer stand (optional). CD/DVD Drive CAUTION: Before you perform this procedure, see "Precautionary Measures." Removing a CD/DVD Drive 1. Disconnect the power, audio, and CD/DVD drive cables from - Dell GX260 | Service Manual - Page 52
accompanied the drive to verify that the drive is configured for your computer. If you are installing an IDE drive, configure the drive section for instructions on attaching rails. 3. Gently slide the drive into place until the tabs securely click into position. 4. Connect the power, audio, and CD - Dell GX260 | Service Manual - Page 53
has its own controller card, install the controller card in a card slot. 7. Check all cable connections, and fold cables out of the way to provide airflow for the fan and cooling vents. 8. If the CD/DVD drive bay was previously empty, remove the front- panel inserts. 9. Close the computer cover. 10 - Dell GX260 | Service Manual - Page 54
Removing a Hard Drive 1. Disconnect the power and hard-drive cables from the drive. Removing Power and Drive Cables 1 power cable 2 hard-drive cable 2. Press in on the tabs on each side of the drive and slide the drive up and out. Removing the Hard Drive 1 tabs (2) 2 hard drive - Dell GX260 | Service Manual - Page 55
. 3. If the replacement drive does not have the bracket rails attached, see step 2 in the previous section for instructions on attaching rails. 4. Install the hard drive into the computer by gently sliding the drive into place until you hear it securely click. NOTICE: Match the colored strip on the - Dell GX260 | Service Manual - Page 56
removed the green drive rails from the inside of the hard-drive bay. 3. Remove the first hard drive from the upper bay and install it in the lower bay: a. Disconnect the power and attach the connector to the second hard drive. Your computer uses cable-select drive cables. This means that the device - Dell GX260 | Service Manual - Page 57
) 3 first hard-drive cable (primary boot drive) Front-Panel Inserts If you are installing a new floppy or CD/DVD drive rather than replacing a drive, remove the front-panel inserts. 1. Open the cover to a 90-degree angle and release the insert tabs from inside the computer. Releasing the Insert Tabs - Dell GX260 | Service Manual - Page 58
2. Press the insert until it pops free of the front-panel cover. Removing the Front-Panel Inserts Floppy Drive CAUTION: Before you perform this procedure, see "Precautionary Measures." Removing a Floppy Drive - Dell GX260 | Service Manual - Page 59
from the back of the floppy drive. 2. Disconnect the other end of the floppy-drive cable from the system board (labeled DSKT). Removing Power and Drive Cables 1 power cable 2 floppy-drive cable 3 floppy-drive connector (DSKT) 3. Press inward on the two tabs on the sides of the drive, slide the - Dell GX260 | Service Manual - Page 60
all cable connections, and fold cables out of the way to provide airflow for the fan and cooling vents. CD/DVD Drive CAUTION: Before you perform this procedure, see "Precautionary Measures." Removing a CD/DVD Drive 1. Disconnect the power, audio, and CD/DVD drive cables from the back of the drive - Dell GX260 | Service Manual - Page 61
1 power cable 2 audio cable 3 CD/DVD drive cable 2. Press inward on the two tabs on the sides of the drive, and then slide the drive upward and remove it from the drive bay. Installing a CD/DVD Drive - Dell GX260 | Service Manual - Page 62
Power, Audio, and Drive Cables 1 power cable 2 audio cable 3 CD/DVD drive cable 6. If you are installing a new CD/DVD drive rather than replacing a drive, remove the front-panel inserts. 7. If you are installing a drive that has its own controller card, install the controller card in a card - Dell GX260 | Service Manual - Page 63
to Contents Page Front-Panel Inserts Dell™ OptiPlex™ GX260 Service Manual Removing Front-Panel Inserts Replacing Front-Panel Inserts Removing Front-Panel Inserts 1. On the small form-factor computer, face the front of the computer and use your fingers to remove the front-panel insert. 2. On the - Dell GX260 | Service Manual - Page 64
Small Mini-Tower Computer - Dell GX260 | Service Manual - Page 65
Replacing Front-Panel Inserts To replace a front-panel insert, follow the appropriate procedure, in reverse, in "Removing Front-Panel Inserts." Back to Contents Page - Dell GX260 | Service Manual - Page 66
Page I/O Panel Dell™ OptiPlex™ GX260 Service Manual Removing the I/O Panel Replacing the I/O Panel Removing the I/O Panel Small Form-Factor Computer 1. To access the screw that holds the I/O panel to the computer, remove the hard drive. I/O Panel Removal-Small Form-Factor Computer 1 internal - Dell GX260 | Service Manual - Page 67
intrusion switch and internal speaker cables. 5. Remove the mounting screw that secures the I/O panel to the computer. 6. Remove the I/O panel from the computer. I/O Panel Removal-Small Desktop Computer 1 I/O cable 2 control-panel cable 3 front audio cable 4 mounting screw 5 chassis intrusion switch - Dell GX260 | Service Manual - Page 68
to the computer. 9. Remove the I/O panel from the computer. Small Mini-Tower Computer I/O Panel Removal-Small Mini-Tower Computer 1 internal speaker cable 2 chassis intrusion switch cable 3 mounting screw 4 control-panel cable 5 front audio cable 6 I/O cable 1. Disconnect the control-panel cable - Dell GX260 | Service Manual - Page 69
4. Remove the I/O panel from the chassis. Replacing the I/O Panel To replace the I/O panel, follow the removal procedures in reverse. Back to Contents Page - Dell GX260 | Service Manual - Page 70
Contents Page Memory Dell™ OptiPlex™ GX260 Service Manual Removing a Memory Module Adding a Memory Module Removing a Memory Module CAUTION: Use a wrist grounding strap as explained in "Precautionary Measures." 1. Press the securing clips outward simultaneously until the memory module disengages - Dell GX260 | Service Manual - Page 71
. NOTICE: To avoid damage to the memory module, press the module straight down into the socket with equal force applied at each end of the module. 3. Insert the module straight down into the connector, ensuring that it fits into the vertical guides - Dell GX260 | Service Manual - Page 72
Contents Page Microprocessor Dell™ OptiPlex™ GX260 Service Manual Removing and Installing the Heat-Sink Assembly and Microprocessor Small Form-Factor and Small Desktop Computers Small Mini-Tower Computer Small Form-Factor and Small Desktop Computers 1. Disconnect the cooling fan power cable from - Dell GX260 | Service Manual - Page 73
straight up until the microprocessor is released, and then remove the microprocessor from the socket. Microprocessor Removal 1 release lever 2 microprocessor 3 socket NOTICE: Ground yourself by touching an unpainted metal surface on the back of the computer. NOTICE: Be careful not to bend any of - Dell GX260 | Service Manual - Page 74
fit into the corresponding holes on the socket. Be careful not to bend the pins. 10. Set the microprocessor lightly in the socket and make sure that all pins surface on the back of the computer. NOTICE: If you are not installing a microprocessor upgrade kit from Dell, reuse the original blower/heat- - Dell GX260 | Service Manual - Page 75
cable into the 12VPOWER connector on the system board. Small Mini-Tower Computer 1. Disconnect the cooling fan power cable from the FAN connector on the system board. 2. Disconnect the 12-volt power cable from the 12VPOWER connector on the system board. 3. Rotate the airflow shroud. Airflow Shroud - Dell GX260 | Service Manual - Page 76
4. Remove the heat sink. a. Press and lower the green lever on the retention mechanism until it is parallel to the system board. b. Gently rock the heat sink, and then slightly twist it as you lift it from the microprocessor. Heat Sink Removal - Dell GX260 | Service Manual - Page 77
not installing a microprocessor upgrade kit from Dell, reuse the original heat sink and blower when you install your new microprocessor. 5. Pull the release lever straight up until the microprocessor is released. NOTICE: Be careful not to bend any of the pins when you remove the microprocessor from - Dell GX260 | Service Manual - Page 78
socket 6. Remove the microprocessor from the socket. Leave the release lever extended in the release position so that the socket is ready for the new microprocessor. NOTICE: You must position the microprocessor correctly in the socket to avoid permanent damage to the microprocessor and the computer - Dell GX260 | Service Manual - Page 79
are delicate. To avoid damage, ensure that the microprocessor aligns properly with the socket, and do not use excessive force when you install the processor. 9. Carefully set the microprocessor in the socket and press it down lightly to seat it. 10. Rotate the release lever back toward the system - Dell GX260 | Service Manual - Page 80
15. Reconnect the 12-volt power cable to the 12VPOWER connector on the system board. Back to Contents Page - Dell GX260 | Service Manual - Page 81
Back to Contents Page Power Supply Dell™ OptiPlex™ GX260 Service Manual Removing the Power Supply Replacing the Power Supply Removing the Power Supply Small Form-Factor Computer 1 release button 2 AC power connector Small Desktop Computer - Dell GX260 | Service Manual - Page 82
button 2 AC power connector Small Mini-Tower Computer 1. Disconnect the AC power cable from the back of the power supply. 2. Disconnect the DC power cables from the system board and the drives. Note the routing of the DC power cables underneath the clips in the computer as you remove them from the - Dell GX260 | Service Manual - Page 83
pulling on the metal clips with your fingers. 4. On the small mini-tower computer, remove the two screws that attach the power supply to the rear wall. 5. Press the release button. On the small desktop computer, press down on the handle, which in turn presses the release button. 6. Slide - Dell GX260 | Service Manual - Page 84
Back to Contents Page System Board Dell™ OptiPlex™ GX260 Service Manual System Board Components Removing the System Board Replacing the System Board System Board Components 1 floppy drive connector (DSKT) 2 internal speaker (SPEAKER) 3 battery socket (BATTERY) 4 CD/DVD drive connector (IDE2) - Dell GX260 | Service Manual - Page 85
mini-tower computer only) 18 microprocessor fan connector (FAN) 8 standby power light (AUX_PWR) 19 power connector (POWER) 9 AGP card connector (AGP) 20 RTC reset jumper (RTCRST) 10 PCI card connectors (PCI1, PCI2, PCI3, and PCI4) 21 password jumper (PSWD) 11 front-panel audio cable connector - Dell GX260 | Service Manual - Page 86
the existing system board to the replacement system board. 2. Remove the memory modules and install them on the replacement board. CAUTION: the computer floor. 7. Slide the board toward the back of the computer until it clicks into place. 8. Replace any components and cables that you removed from - Dell GX260 | Service Manual - Page 87
- Dell GX260 | Service Manual - Page 88
to Contents Page Small Desktop Computer Dell™ OptiPlex™ GX260 Service Manual PCI Cards Serial Port Adapters AGP and DVI Adapter Cards NOTE: Before disconnecting a device from the computer or removing a component from the system board, verify that the standby power light on the system board - Dell GX260 | Service Manual - Page 89
they are connected to a network. To guard against electrical shock, be sure to unplug your computer from its electrical outlet before installing any cards. 3. Insert the card into the card connector. If the card is full-length, insert the end of the card into the card guide bracket as you lower the - Dell GX260 | Service Manual - Page 90
computer stand (optional). 10. Install any drivers required for the card as described in the card documentation. Serial Port Adapters Installing a Serial Port Adapter CAUTION: Before you perform this procedure, see "Precautionary Measures." 1. Remove the card cage (see step 1 in "Removing a PCI Card - Dell GX260 | Service Manual - Page 91
1 retention arm 2 filler bracket 3 adapter bracket 4. Slide the adapter bracket down over the card-slot opening, and lower the retention arm, securing the adapter bracket. 5. Route the serial adapter cable under the card cage, and attach the cable to the connector on the system board (labeled SER2). - Dell GX260 | Service Manual - Page 92
bracket. 4. If you are removing the card permanently, install a filler bracket in the empty card-slot opening. If you need a filler bracket, contact Dell. NOTE: Installing filler brackets over empty card-slot openings is necessary to maintain FCC certification of the computer. The brackets also keep - Dell GX260 | Service Manual - Page 93
1 hinged lever 2 indented tab (side view) 2. Press the card-clip lever toward the card slot and remove the installed card. Removing the Card 1 card notch 2 card-clip lever 3 card-clip tab 4 card clip 5 card slot - Dell GX260 | Service Manual - Page 94
panel. 4. Close the computer cover. 5. Attach the computer stand (optional). NOTICE: To connect a network cable, first plug the cable into the network wall jack, and then plug it into the computer. 6. Connect the monitor cable to the card's video connector. 7. Connect your computer and devices to - Dell GX260 | Service Manual - Page 95
Contents Page Small Mini-Tower Computer Dell™ OptiPlex™ GX260 Service Manual PCI Cards Serial Port Adapters AGP and DVI Adapter Cards NOTE: Before disconnecting a device from the computer or removing a component from the system board, verify that the standby power light on the system board is - Dell GX260 | Service Manual - Page 96
they are connected to a network. To guard against electrical shock, be sure to unplug your computer from its electrical outlet before installing any cards. Verify that the standby power light on the system board is off. To locate this light, see "System Board." 5. Place the card in the connector and - Dell GX260 | Service Manual - Page 97
the cards. Cables routed over the cards can prevent the computer cover from closing properly or cause damage to the equipment. 7. Connect any cables that should be attached to the card. 8. Install any drivers required for the card as described in the card documentation. Removing a PCI Card CAUTION - Dell GX260 | Service Manual - Page 98
bar. The notch in the top of the card or filler bracket fits around the alignment guide (see "Closing the Retention Arm"). Press the arm into place, securing the card(s) in the computer. Raising the Retention Arm and Installing a Card 1 serial port system board connector (SER2) 2 adapter bracket - Dell GX260 | Service Manual - Page 99
adapter cable 4 retention arm 5. Attach the serial adapter cable to the serial port connector on the system board (labeled SER2). AGP and DVI Adapter Cards Removing an AGP or DVI Adapter Card 1. Remove the filler bracket by raising the hinged lever and sliding the bracket up. AGP Slot Filler Bracket - Dell GX260 | Service Manual - Page 100
on the back panel. 4. Close the computer cover. NOTICE: To connect a network cable, first plug the cable into the network wall jack, and then plug it into the computer. 5. Connect the monitor cable to the card's video connector. 6. Connect your computer and devices to electrical outlets, and turn
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Dell™ OptiPlex™ GX260 Service Manual
Before You Begin
Computer Cover
Inside Your Computer
Badge
Battery
Chassis Intrusion Switch
Control Panel
Cards and Adapters
Drives
Front-Panel Inserts
I/O Panel
Memory
Microprocessor
Power Supply
System Board
NOTE:
A NOTE indicates important information that helps you make better use of your computer.
NOTICE:
A NOTICE indicates either potential damage to hardware or loss of data and tells you how to avoid the
problem.
CAUTION:
A CAUTION indicates a potential for property damage, personal injury, or death.
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March 2003 Rev. A02