Apple xserve early 2008 User Manual

Xserve (Late 2006) Take Apart — ID Tab 121
Gently grasp the ID tab and pull up on it to disengage it from the channel that it slides along 
2.  
in the enclosure.  
Pull the ID tab through the slot in the rear panel to remove it.
3.  

Xserve (Late 2006) Take Apart — Enclosure 12 2
Enclosure
Note: Because you must remove both processor heat sinks during the preliminary steps of 
this procedure, you must replace the thermal grease on both processors when reassembling 
the Xserve. New grease and alcohol wipes for cleaning off the previous grease are supplied 
with the replacement enclosure. The grease and wipes are also available through a separate 
thermal grease kit on GSX; order part number 076-1237, which contains enough grease for...

Xserve (Late 2006) Take Apart — Enclosure 12 3
Part Location
Procedure
Once all other components have been removed from the enclosure, what is left is the enclosure 
itself. 

 Service Source
© 2006, 2007, 2008 Apple Inc. All rights reserved.
Troubleshooting
Xserve (Late 2006) 

Xserve (Late 2006) Troubleshooting — General Information 12 5
General Information
What’s New
The following table shows the main feature differences between models at product introduction:
FeatureXserve (Late 2006) Xserve (Early 2008)
Processor  Intel Dual-Core Xeon 64-bit Intel Quad-Core Xeon 64-bit
On-Chip L2 Cache 4 MB shared per processor 12 MB by two cores
System Memory PC2-5300 (667 MHz) DDR2 FB-
DIMM (240-pin) 1 GB (2x512) PC2-5300 (800 MHz) DDR2 FB-
DIMM (240-pin) 2 GB (2x1GB)
Graphics Card ATI...

Xserve (Late 2006) Troubleshooting — General Information 126
Hot-Pluggable SATA or SAS Drives
The server includes three hard drive bays at the front of the Xserve. All bays support hot-
pluggable Apple Serial ATA (SATA) or Serial Attached SCSI (SAS) drive modules.
Drive bays are numbered 1–3, beginning with the far left bay. The bay in which a drive is installed 
determines its master/slave position, thereby eliminating the need for jumpers or special drive 
configuration. The drive installed in bay 1 is...

Xserve (Late 2006) Troubleshooting — General Information 12 7
You can use the following memory in the Xserve (Late 2006):667 MHz DDR2 ECC FB-DIMMs 
• 
512 MB, 1 GB, 2 GB, or 4 GB in matching pairs (optimal, 4 or 8 identical DIMMs) 
• 
36 devices per DIMM, maximum 
• 
Error-correcting code (ECC) 
• 
Important: Apple recommends that you use Apple-approved FB-DIMMS. Other FB-DIMMs might 
degrade the performance of the Xserve. DIMMs from older Xserve systems are not compatible 
with this Xserve.
Note: Before...

Xserve (Late 2006) Troubleshooting — General Information 12 8
Installation Rules
You must install DIMMs in pairs, and the DIMMs in each pair must be identical (the same 
size, speed, etc.). The first pair is installed in slots 1 and 2. Install the next pair in slots 3 and 4. 
Subsequent pairs go slots 5 and 6, and then slots 7 and 8. 
The server come s
with at least 2 DIMMs A
dd the ne xt pair
in these two slot s(Back
)
12 3456 78
(F ront )A
dd the ne xt pair
in these two slot sA
dd the ne xt pair
in...

Xserve (Late 2006) Troubleshooting — General Information 129
Power Supply Status LED
The power supply status LED is located above the AC power connector on each power supply.  
This LED will illuminate either green or red to indicate status.
Power Supply Status Ligh t
If the Xserve is already running when inserting a second power supply, the status light on the 
new supply will illuminate SOLID GREEN when it’s turned on, to indicate normal operation as it 
starts sharing the load.
If the Xserve is not...

Xserve (Late 2006) Troubleshooting — General Information 130
A mini-DVI to VGA display adapter (such as the one shown above) is included with the Xserve.  
The Xserve mini-DVI display port also supports other optional Apple video adapters, such as the 
Apple mini-DVI to DVI adapter, and the Apple mini-DVI to Video adapter.
PCI-X and PCI-E Expansion Cards
The Xserve (Late 2006) has two expansion slots:
Slot 1, which accepts full-length (9 inch) PCI-E or PCI-X cards 
• 
Slot 2, which accepts half-length...