Apple MD094LL/A 用户手册
iMac (27-inch, Mid 2010) Symptom Charts — Input/Output Devices
101
2010-09-09
Camera Issues
Unlikely cause: LCD display, power supply, hard drive, optical drive, fans, speakers, microphone
Quick Check
Symptoms
Quick Check
Camera Issues
• Camera not detected
• No green LED for camera
• Excessive blooming
• Poor White Balance
• Poor Focus
• Green image
• Image distortion
• Camera not detected
• No green LED for camera
• Excessive blooming
• Poor White Balance
• Poor Focus
• Green image
• Image distortion
1. Launch Apple System Profiler and confirm that
system’s USB hub and built-in camera are visible.
2. Verify camera lens and glass panel are clean and
free of contaminants. Clean glass panel if needed.
3. Launch Photo Booth to verify that green indicator
LED near camera lens turns on and image quality
is acceptable.
Deep Dive
Check
Result
Action
Code
1. Launch Apple System Profiler
and verify built-in camera is
visible in USB list of devices.
Yes
Camera recognized.
Go to step 2
No
Inspect and reseat camera
cable connection on logic
board. Go to step 2.
2. Launch Photo Booth. Verify if
green LED near camera lens
turns ON and image appears
normal.
Yes
Camera functioning. Return
system to user.
No
Remove glass and clean both
sides. Clean camera lens.
If issue persists, replace
camera cable.
If issue persists, replace
camera.
If issue persists, replace logic
board.
X07
X07
M13