Apple xserve g5 or xserve g5 january 2005 User Manual

 

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Xserve G5 Troubleshooting General Information
 
Status Lights
 
The server’s status lights are shown in the figure and table below. While the illustration is 
based on Xserve G5, the callouts for the status lights are also accurate for Xserve G5 
(Cluster Node).
 
Table 1: Status Lights
 
Indicator Color Description
 
Power White On and OK
Security lock Yellow Lock is engaged
System identi fier Yellow Indicates a hardware error in the server or 
that someone has toggled it on; check the 
server...

 

Xserve G5 Troubleshooting - 
 
7
 
 General Information
 
Remote Monitoring Software
Server Monitor
 
Server Monitor is an application installed with Xserve system software that helps you 
monitor the following information about the server:
• installed operating system
• drive status and activity
• power supply operation
• enclosure and processor temperature
• blower operation
• security
• network operation
You can also use Server Monitor to get logs of activity and Apple System Profiler reports 
on...

 

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Xserve G5 TroubleshootingStartup Symptom Charts
 
Symptom Charts
 
How to Use the Symptom Charts
 
The Symptom Charts included in this chapter will help you diagnose specific symptoms 
related to the product. Because cures are listed on the charts in the order of most likely 
solution, try the cures in the order presented. Verify whether or not the product continues 
to exhibit the symptom. If the symptom persists, try the next cure. 
 
Note:
 
  If a cure instructs you to replace a module,...

 

Xserve G5 Troubleshooting - 
 
9
 
Startup Symptom Charts
 
Memory error message appears on the screen
 
1. Reseat the DIMMs. 
2. Verify that the correct SDRAM DIMMs are installed. 
3. Run Xserve Remote Diagnostics. (Be sure to run XRD 1.0.2 or later if 2 GB DIMMs are installed.) If the test  finds bad memory, replace the DIMMs one at a time and test 
until all bad DIMMs are replaced with known-good modules.
 
Flashing question mark appears on the screen
 
1. Reseat the drive module in the  first drive...

 

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Xserve G5 TroubleshootingStartup Symptom Charts
6. Replace the logic board. 
 
Note:
 
 When installing the new logic board, make sure the 
ports and ID button on the back of the board align with the openings in the chassis.
 
System shuts down intermittently
 
1. Verify that the system ID button on the back of the logic board aligns w\
ith the  opening in the chassis back panel. If it does not, realign the logic boa\
rd.
 
2. Make sure the power cord is plugged in  firmly.
3. Check that the...

 

Xserve G5 Troubleshooting - 
 
11
 
Error Lights Symptom Charts
 
Error Lights
 
Note:
 
 Error lights flash before system software loads.
 
Server activity lights  flash two times at startup
 
Tw o   flashes mean that no RAM is installed or detected.
1. If no DIMM is present, install a known-good DIMM in the top slot and try again. 
2. Reseat the DIMMs.
3. Run Xserve Remote Diagnostics. (Be sure to run XRD 1.0.2 or later if 2 GB DIMMs  are installed.) If the test  finds bad memory, replace the DIMMs one...

 

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Xserve G5 TroubleshootingVideo Symptom Charts
 
Video
 
Screen is black, but activity lights flash at startup, drive operates, blowers are 
running, and power LED is lit
 
1. Verify that the system ID button on the back of the logic board aligns w\
ith the 
opening in the chassis back panel. If it does not, realign the logic boa\
rd.
 
2. Check video card connections and connector pins.
3. Test with a known-good monitor. Replace the monitor, if necessary.
4. Remove all third-party devices.
5....

 

Xserve G5 Troubleshooting - 
 
13
 
Hard Drive Symptom Charts
 
Hard Drive
 
Flashing question mark appears on the screen
 
1. Reseat the drive module in the first drive bay.
2. Start up from the system restore CD and check to see if the hard drive shows up on  the desktop. If it does, go to step 3. If it does not, go to step 5.
3. Run Disk Utility. Update the driver and restart the server.
4. Reinstall system software using the system restore CD that came with the server.
5. Replace the drive module...

 

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Xserve G5 TroubleshootingUSB Devices Symptom Charts
 
Disc will not eject
 
1. If the server is locked, unlock it.
2. Verify the disc is not in use.
3. Drag the disc icon to the trash or select it and press Command-E.
4. Restart the server while holding down the mouse button. 
5. Verify that the bezel over the slot is not bent. If it is, gently bend it back into position.
6. Reseat the optical drive cable at both connectors. 
7. Replace the optical drive cable.
8. Replace the optical drive....

 

Xserve G5 Troubleshooting - 
 
15
 
FireWire Devices Symptom Charts
 
FireWire Devices
 
FireWire device connected to port on back panel: No FireWire device icon 
appears on the desktop 
 
1. If the server is locked, unlock it.
2. Verify that the FireWire device is turned on and the FireWire cable is securely connected to the device and the server.
3. If the device requires external power, make sure it is plugged in.
4. Check that the FireWire device is listed in Apple System Pro filer. If it is, go...