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Apple mac pro early 2009 User Manual

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Page 81

Mac Pro (Early 2009) Symptom Charts — Optical Drive Not Recognized/Not Mounting 81 2010-09-27
2. Reseat all connections 
between backplane board, 
SATA/Power cables, and optical 
drive are secure. Visually 
inspect cables and connectors 
for any debris, damage, or bent 
pins.  Verify the media is now 
recognized in System Profiler 
and reads/writes reliably.
YesIssue resolved. Optical drive 
recognized.
NoReplace any damaged cables 
and retest. If connections 
are good and with no visible 
cable damage,...

Page 82

Mac Pro (Early 2009) Symptom Charts — Optical Drive Noisy 82 2010-09-27
Optical Drive Noisy
Unlikely cause: speaker, fans, backplane board, processor board, processors, memory, power 
supply, hard drives
Quick Check
SymptomQuick Check
Optical Drive Noisy
• Noise during boot
• Noise during operation
• Noise when drive is copying or 
writing data
1. Check with known good optical media. ie the 
Install media that came with the computer. Verify 
the media in another same model computer.
2.  It is important...

Page 83

Mac Pro (Early 2009) Symptom Charts — Optical Drive Noisy 83 2010-09-27
Deep Dive
CheckResultActionCode
1. Insert known good media.  
Verify media free to spin 
without optical drive 
scraping edge or surface of 
media. Ensure there are no 
contaminants, obstructions, 
or debris in the tray. For 
media compatibility, refer to 
the following article: http://
support.apple.com/kb/
HT2446
YesInitial disc/tray ingest noise 
is normal. Disc spinning and 
head seek indicate computer 
is attempting to mount the...

Page 84

Mac Pro (Early 2009) Symptom Charts — Optical Drive Noisy 84 2010-09-27
5. Disc handling noise is typically 
motor gear sounds driving disc 
tray out of optical drive, with 
the enclosure door opening.  
Verify if the ejection noises are 
excessive compared to another 
same vendor/model optical 
drive using known good 
media.  
YesReplace noisy optical drive 
for load/eject related disc 
handling.
J04
NoNoise is not load/eject related. 
Go to step 6
6.  Disc spin should cease 30 
seconds after mounting...

Page 85

Mac Pro (Early 2009) Symptom Charts — Optical Drive Not Performing to Specs 85 2010-09-27
Optical Drive Not Performing to Specs
Unlikely cause: speaker, fans, backplane board, processor board, processors, memory, power 
supply, enclosure, Bluetooth card, AirPort card
Quick Check
SymptomQuick Check
Optical Drive Not Performing to 
Specs
• Read or write speeds slower 
than expected.
• Unreliable recorded media
• Failure to complete recording 
on high quality media
1. Check with known good optical media. ie...

Page 86

Mac Pro (Early 2009) Symptom Charts — Uncategorized Symptom 86 2010-09-27
2. Reseat SATA/Power cable 
connections between 
backplane board and optical 
drive (check for any cable and 
connector damage).   Verify the 
media is now recognized and 
reads reliably.
YesReseat cables resolved issue.
NoGo to step 3
3. Disconnect SATA/Power cable 
at backplane board. Use 
spare SATA/Power cable as 
alternate. Connect the spare 
cable to the port. Connect the 
alternate cable to the optical 
drive.  Verify the...

Page 87

Mac Pro (Early 2009) Symptom Charts — USB Port Does Not Recognize Known Devices 87 2010-09-27
Input/Output Devices
Follow the steps in the order indicated below. If an action resolves the issue, retest the 
computer to verify. If the issue persists after retesting, return to step 1.
USB Port Does Not Recognize Known Devices
Unlikely cause: Power supply, fans, speaker, hard drives, optical drives, processor board, memory, 
backplane board
Quick Check
SymptomQuick Check
USB Port Does Not Recognize 
Known...

Page 88

Mac Pro (Early 2009) Symptom Charts — FireWire Port Does Not Recognize Known Good Devices 88 2010-09-27
2. Verify the USB ports are free 
from contaminants and debris.
YesGo to step 3
NoRemove contaminants and 
debris. Replace affected 
modules if necessary. Defects 
caused by contaminants or 
debris are not covered by 
Apple warranty. Go to step 3.
3. Reset SMC. Verify each of the 
USB buses are recognized, and 
a known good connected USB 
device is recognized.
YesIssue resolved. Issue maybe 
caused by...

Page 89

Mac Pro (Early 2009) Symptom Charts — FireWire Port Does Not Recognize Known Good Devices 89 2010-09-27
Deep Dive
CheckResultActionCode
1. Disconnect all peripherals 
except for a known good 
FireWire device and cable.
YesGo to step 2
NoRepeat step 1
2.  Verify the FireWire ports are 
free from contaminants and 
debris.
YesGo to step 3
NoRemove contaminants and 
debris. Replace affected 
modules if necessary. Defects 
caused by contaminants or 
debris are not covered by 
Apple warranty. Go to step 3.
3....

Page 90

Mac Pro (Early 2009) Symptom Charts — No Audio from Internal Speaker 90 2010-09-27
No Audio from Internal Speaker
Unlikely cause: Power supply, fans, hard drives, optical drives, processors, processor board, front 
panel board, memory
Quick Check
SymptomQuick Check
No Audio from Internal Speaker
Can’t hear any audio from the 
computer’s internal speaker
1. Disconnect all external audio peripherals.
2.  Ensure volume is not at a low/muted setting.
3. Boot from Install media or external compatible 
Mac OS...
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