Apple macbook pro 15 inch mid 2010 User Manual

MacBook Pro (15-inch, Mid 2010) Symptom Charts — Input/Output Devices 91 2010-12-15
7. Verify if a known-good 
trackpad works.
YesReplace user trackpad 
according to symptom found.  
-No Mouse/trackpad response
 
-Trackpad cursor not tracking 
properly
 
-Trackpad click button issues
 
 
K02 
 
K12 
 
K13
NoReplace logic board.M16
Built-in Keyboard Has Dim or No Keyboard Backlight
Unlikely cause:  LCD, hard drive, optical drive
Quick Check
SymptomQuick Check
Built-in Keyboard Has Dim or No 
Backlight
•...

MacBook Pro (15-inch, Mid 2010) Symptom Charts — Input/Output Devices 92 2010-12-15
3. In the Apple System Profiler, 
verify if you can you see the 
USB camera listed.
YesThe Ambient Light Sensor 
shares its connection to logic 
board with camera and is 
likely correctly connected. If 
issue persists, replace display 
assembly.
L14
NoGo to step 6
4.  Check keyboard backlight 
cable and connector for 
damage and reseat keyboard 
backlight connection to the 
logic board.  Verify if the 
keyboard backlight...

MacBook Pro (15-inch, Mid 2010) Symptom Charts — Input/Output Devices 93 2010-12-15
Built-in Keyboard Is Not Recognized
Unlikely cause:  LCD, hard drive, optical drive
Quick Check
SymptomQuick Check
Built-in Keyboard Is Not 
Recognized
• Keystrokes not recognized
1. Reset SMC.
2.  Press Caps Lock.  If the Caps Lock light comes on 
that indicates at least a partial connection to the 
logic board.
3. In System Preferences: International: Input Menu, 
enable Keyboard Viewer.  Select Show Keyboard 
Viewer...

MacBook Pro (15-inch, Mid 2010) Symptom Charts — Input/Output Devices 94 2010-12-15
6. Verify if all keys are functional 
using ASD.
YesIssue resolved.
NoReplace logic board.M15
Built-in Trackpad Does Not Track Properly
Unlikely cause: LCD, hard drive, optical drive
Quick Check
SymptomQuick Check
Built-in Trackpad Does Not Track 
Properly
• Cursor movement is random, 
uneven, or jumpy.
• Cursor hangs or stalls along 
path.
1. Check for environmental factors such as humidity, 
hand lotion or jewelry....

MacBook Pro (15-inch, Mid 2010) Symptom Charts — Input/Output Devices 95 2010-12-15
5. Verify if the trackpad 
connector on the logic board is 
damaged.
YesReplace logic board.M24
No Go to step 6.
6.  Replace with known-good 
trackpad and verify if it works.
YesReplace user defective 
trackpad.
K02
NoReplace logic board.M16
Apple Remote Inoperable
Unlikely cause:  LCD, hard drive, optical drive
Quick Check
SymptomQuick Check
Apple Remote Inoperable
• Remote is not recognized.
1. The computer is on and...

MacBook Pro (15-inch, Mid 2010) Symptom Charts — Input/Output Devices 96 2010-12-15
2. Verify if you can pair the Apple 
Remote with a known-good 
system.
YesGo to step 3.
NoReplace the Apple Remote. 
Go to step 3.
X04
3. Go in Security settings of 
System Preferences.  Uncheck 
the  “Disable remote control 
infrared receiver” if checked, 
and verify if Apple Remote 
now works.
YesIssue resolved.
NoCheck and reseat the HD/IR/
Sleep LED cable connection 
at logic board. Go to step 4.
4.  Verify if the...

MacBook Pro (15-inch, Mid 2010) Symptom Charts — Input/Output Devices 97 2010-12-15
2. Play some music and plug 
known-good headphones 
/speakers in the audio 
output jack .Verify if you get 
audio through the external 
headphones/speakers.
YesGo to step 3
NoReplace logic board.M09
3. Unplug headphone/speakers 
and verify if you now get audio 
through internal speakers 
.Cycle this plug /unplug 
operation several times and 
verify if audio gets back each 
time to the Internal speakers. 
YesIssue...

MacBook Pro (15-inch, Mid 2010) Symptom Charts — Input/Output Devices 98 2010-12-15
Deep Dive
CheckResultActionCode
1. Compare internal speakers 
with a pair of headphones and 
verify if the distortion is similar 
on both headphones and 
internal speakers.
YesAudio source or gain issue. 
Reset PRAM, adjust sound 
level in System Preferences: 
Sound: Output, and retest 
with known-good audio 
source and external speakers. 
Go to step 5. 
NoInternal speaker issue. Go to 
step 2.
2.  Use the Sound Output...

MacBook Pro (15-inch, Mid 2010) Symptom Charts — Input/Output Devices 99 2010-12-15
Audio: Microphone
Unlikely cause:  LCD display, power supply, hard drive, optical drive, fans
Quick Check
SymptomsQuick Check
Audio: Microphone
• Microphone not working
• Microphone audio garbled
• No sound
1. Launch System Preferences and select Sound/
Input options. Verify that the sound input option 
is set to system’s “internal microphone”. 
2.  Launch System Preferences and select Sound/
Input options. Verify that...

MacBook Pro (15-inch, Mid 2010) Symptom Charts — Input/Output Devices 100 2010-12-15
4. Launch System Preferences and 
select Sound input options. 
Verify if ‘Input Level’ indicator 
moves when speaking into the 
microphone.
YesMicrophone and audio  input 
functioning. Go to step 6.
NoSuspect bad microphone 
or connection. Remove 
logic board and check that 
microphone is present on 
left speaker assembly, that 
cable and connector are free 
from damage, that connector 
is correctly seated to logic...