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Our Optiplex Gl520 Monitor Is Stuck In A Sleep Mode How Do We Undo It?
the computer is one of 3 and is connected to hughes net satellite rouder via linksys routers. Nothin...
the computer is one of 3 and is connected to hughes net satellite rouder via linksys routers. Nothin...
(Posted by Anonymous-46108 12 years ago)
Popular Dell OptiPlex GL Manual Pages
Service Manual - Page 3
...Dual-Interface EIDE Subsystem 1-6 Audio Controller 1-6 PCI Video Card 1-6 NIC 1-7 USB 1-7 Desktop Chassis 1-7 Thermal Monitoring 1-7
System Unit 1-8 System Power Supply 1-8 Pin Assignments for the DC Power Connectors 1-8 DC Power Distribution 1-10 System Board Layout 1-12 Video Memory 1-12 Main Memory 1-13 System Board Jumpers 1-13
Interrupt Assignments 1-14 DMA Channel Assignments...
Service Manual - Page 10
... or 10/100-Mbps Ethernet NIC. • Integrated Universal Serial Bus (USB) controller with the Intel 82440FX PCIset.
• SMART support-compliant hard-disk drives and SMART support in the
...100-Mbps NIC).
• Desktop chassis. • Thermal monitoring. • Main system memory consisting of 16 to the system unit is as shown in Figure 1-1.
1-2 Dell OptiPlex GXpro Systems Service Manual ...
Service Manual - Page 19
keyboard controller
system board +3 VDC
system power supply
P1 PWRGOOD
PSON# +5 VFP +5 VDC -5 VDC +12 VDC -12 VDC
POWER1
power management
logic
PSON# +5 VFP +5 VDC -5 VDC +12 ...
P3
drive
P4 3.5-inch
diskette drive
P5 internal hard-disk drive
P6 internal hard-disk drive
main memory sockets
DIMM_A DIMM_B DIMM_C DIMM_D
MICROPROCESSOR +2.1-3.5 VDC +3.3 VDC
+5 VFP +5 VDC FUSE +5 VDC
FUSE...
Service Manual - Page 29
... of a problem or indicate the correct starting point for the correct procedure. Yes. These procedures can often reveal the source of how to the next section, "External Visual Inspection." Appendix D, "Maintaining the System," in this manual. Proceed to step 3. Dell recommends that can often indicate the cause of user error? No. Chapter 2
Basic Troubleshooting
This...
Service Manual - Page 31
... for any problems? Proceed to step 4. No. If either of these indicators fails to reboot the system. 2. Watch the Num Lock, Caps Lock, and Scroll Lock indicators on all of these steps. Troubleshoot the system power supply. After all user-accessible data storage devices for any of the steps in Chapter 4, "Removing and Replacing Parts."
8. Does...
Service Manual - Page 34
... the diagnostics loads, a program tests the portion of main memory (RAM) required for a thorough test of the system • Run Specific Tests - If no errors are found in the Diagnostics and Troubleshooting Guide.
2-6 Dell OptiPlex GXpro Systems Service Manual Tests a particular area or subsystem
Getting Help
If none of the troubleshooting procedures in this chapter or the tests in the diskette...
Service Manual - Page 35
...diagnostics to help isolate the source of the fault in troubleshooting the problem. Table 3-1 lists the beep codes that prevents the system from completing the boot routine until... in Chapter 2. Most beep codes indicate a fatal error that may emit a series of some failures, during normal system operation. Table 3-1. POST Beep Codes
Beep Code Error
Probable Causes
1-3
Monitor not ...
Service Manual - Page 37
... failure • Terminator/processor card not installed! When a fatal error occurs, the system usually cannot be rebooted until an appropriate hardware change has been made. The following messages indicate a fatal error:
• Bad error-correction code (ECC) on the monitor screen. Table 3-1. POST Beep Codes (continued)
Beep Code Error
Probable Causes
4-3-3
Timer-chip counter...
Service Manual - Page 38
...diskette, faulty or improperly connected diskette/tape drive interface cable, or loose power cable.
3-4 Dell OptiPlex GXpro Systems Service Manual
Faulty diskette, diskette drive, or hard-disk drive. Faulty or improperly inserted diskette, incorrect settings in pathname specified. System Error Messages
Message
Definition
Probable Causes
Address mark not found
Attachment failed to respond...
Service Manual - Page 39
... step or below
Incompatible Processors: Cache sizes different
In a dual-processor system both microprocessors do not have the same level-2 cache. Beep Codes and Error Messages 3-5
Incorrect configuration settings in diskette drive.
General failure
Operating system cannot execute command. Table 3-2.
Gate A20 fail-
Diskette write-protected.
Operating system corrupted or...
Service Manual - Page 42
... settings in System Setup program, or no boot disk in drive A or hard-disk drive does not have bootable operating system installed ...power cable.
3-8 Dell OptiPlex GXpro Systems Service Manual Table 3-2. Non-system disk or disk error
Diskette in drive A. System resource conflict. Reset failed
Disk reset operation failed. System Error...Error
System encountered problem in trying to boot.
Service Manual - Page 43
...installed! Terminator or add-in card.
Defective diskette or hard-disk drive.
System HALTED! Timer chip counter 2 failed
Timer circuit on diskette kette or hard-disk drive. Unexpected interrupt in System Setup...Beep Codes and Error Messages 3-9 System Error Messages (continued)
Message
Definition
Probable Causes
Sector not found
MS-DOS unable to locate specific track on ...
Service Manual - Page 70
...old system board and install them cabled. 5.... out of the system unit. Remove the hard-disk drive power cable(s). Slide any drives in card, and the expansion-card...replacing a system board, remove the DIMMs, the microprocessor, the terminator or add-in the 5.25-inch bays toward the front of the system unit, but leave them on the replacement board.
4-26 Dell OptiPlex GXpro Systems Service Manual...
Service Manual - Page 79
... expansion cards, 1-5
POST beep codes, 3-1
power button location, 1-4 removal, 4-5
power distribution diagram, 1-11
power indicator, 1-4
power input connectors, 1-12, 4-16
power supply, 1-8 cable configuration, 1-10 ... connectors, location, 1-4 SMART support, 1-8 sockets
battery, 1-12, 4-25 DIMM, 1-12, 4-16, 4-20 speaker, removal, 4-8 specifications, technical, 1-16 SPKR-OUT connector, 1-12, 4-16
Index...
Service Manual - Page 80
...-interface EIDE, 1-6 main memory, 1-13 video memory, 1-12
switch, voltage selection, 1-4
system board components removal, 4-16 illustrated, 1-12 jumpers, 1-13 location inside chassis, 1-4 removing and replacing, 4-26
system board jumpers, 1-13
system error messages, list of, 3-3
system features, 1-2
system power supply, 1-8
System Setup program, A-1
system specifications, 1-16
system unit cover...
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