Apple xserve early 2009 User Manual

Xserve (Early 2009) Symptom Charts — Mass Storage 51 2010-06-28
5. Install and test with 
replacement optical drive SATA 
flex cable. Verify that media 
is now recognized and reads 
reliably.
YesCable change resolved issue.X03
NoReplace the optical drive. 
(Mechanical damage to 
optical drive, if found)
J01 
(J05)
6.  Test write data to compatible 
CD and DVD media. Verify 
burned media is recognized 
and reads reliably.
YesIssue resolved.
NoReplace the optical drive. 
(Mechanical damage to 
optical...

Xserve (Early 2009) Symptom Charts — Mass Storage 52 2010-06-28
2. Verify all connections between 
logic board, flex cable, optical 
drive are secure. Visually 
inspect cables and connectors 
for any debris, damage, or bent 
pins. Is optical drive now listed 
in System Profiler?
YesIssue resolved.
NoReplace any damaged cables 
and retest. If connections 
are good and with no visible 
cable damage, go to step 3.
X03
3. Disconnect optical drive by 
lifting SATA cable at logic 
board and connecting a...

Xserve (Early 2009) Symptom Charts — Mass Storage 53 2010-06-28
Deep Dive
CheckResultActionCode
1. Is optical drive constantly 
seeking or cycling eject 
mechanism without an optical 
disc installed? Optical drive 
should perform only one reset 
sequence and rest idle, ready 
for media.
YesContinue and verify with 
media, Go to Step 2.
NoReplace optical drive if 
continuous activity occurs 
with no disc installed.
J04
2.  Insert known good data CD. 
Is media free to spin without 
optical drive scraping...

Xserve (Early 2009) Symptom Charts — Mass Storage 54 2010-06-28
7. Disc spin should cease 30 
seconds after mounting data 
CD on desktop. Media may 
be mounting on a defective 
internal spindle hub. Is the 
noise related to disc spin?
YesReplace optical drive.J04
NoNoise does not appear to be 
related to optical drive.
Optical Drive Not Performing to Specs
Quick Check
SymptomQuick Check
Optical Drive Not Performing to 
Spec
• Read of write speeds slower 
than expected.
1.  Test optical media in another...

Xserve (Early 2009) Symptom Charts — Mass Storage 55 2010-06-28
3. Disconnect optical drive by 
lifting SATA cable at logic 
board and connecting a 
known-good drive. Verify that 
media is now recognized and 
reads reliably.
YesSATA port functional, 
reconnect user’s optical drive 
& SATA cable. Go to Step 4.
NoReplace logic board.M19
4.  Install and test with 
replacement optical drive SATA 
flex cable. Verify that media 
is now recognized and reads 
reliably.
YesCable change resolved issue.X03...

Xserve (Early 2009) Symptom Charts — Mass Storage 56 2010-06-28
2. Verify the optical drive listed in 
the device tree for ATA devices 
in System Profiler?
YesOptical drive has power, 
inspect disc acceptance. 
Re-inspect for non standard 
media.
NoInspect and reseat cables. Go 
to step 3.
3. Verify all cable connections 
between optical drive and 
logic board are secure. Visually 
inspect cables and connectors 
for any debris, damage, or bent 
pins. Is optical drive now listed 
in System Profiler?...

Xserve (Early 2009) Symptom Charts — Mass Storage 57 2010-06-28
Deep Dive
CheckResultActionCode
1. Verify that the bezel over the 
slot is not bent. If it is, gently 
bend it back into position.
YesIssue resolved.
NoGo to step 2.
2.  Verify the disc is not the wrong 
size. Refer to article 58641 
“Macintosh: Using Nonstandard 
Discs in disc-ROM or DVD-ROM 
Drives.”
YesRemove irregular shaped 
media and retest.
NoGo to step 3.
3. Reseat the optical drive cable 
at both connectors.
YesIssue resolved.
NoGo...

Xserve (Early 2009) Symptom Charts — Mass Storage 58 2010-06-28
RAID Battery Not Charging
Quick Check
SymptomQuick Check
RAID Battery Will Not Charge
• The following messages may be displayed in 
RAID Utility:
The Apple RAID Card Installed in 
your system requires your attention:
Write Caches Disabled, and/
or RAID Battery Conditioning:
RAID Battery Missing:
• The RAID battery status never achieves 
‘Charged’ status:
• Normal ‘Charged’ Status:
1. If write caches are disabled: 
The RAID card backup...

Xserve (Early 2009) Symptom Charts — Mass Storage 59 2010-06-28
Deep Dive
CheckResultActionCode
1. Disconnect RAID battery 
connector from drive 
interconnect backplane.  
Using a multimeter set to 
measure DC voltage in the 
4 volt range, connect the 
multimeter probes to the 
extreme end connector pins 
of the RAID battery connector.
YesGo to Step 2
2.   Does the multimeter measure 
at least 3.5 VDC?
NoReplace battery.  Go to 
Step 2
P10 - Battery 
will not charge 
P11 - 
Battery  not 
recognized
3....

Xserve (Early 2009) Symptom Charts — Mass Storage 60 2010-06-28
Uncategorized Symptom
Quick Check
SymptomQuick Check
Uncategorized Symptom
Unable to locate appropriate 
symptom code
Verify whether existing symptom code applies to the 
issue reported by the user. If not, document reported 
symptoms and send feedback to smfeedback@apple.
com stating that suitable symptom code could not 
be found.