Apple Mac mini (Mid 2011 Technical Information Seite 43
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Mac mini (Mid 2011) Symptom Charts — Communications 43
2011-07-21
Deep Dive
Check Result Action Code
1. Open System Information:
AirPort is listed under Network,
while Bluetooth is listed under
USB. Are AirPort and Bluetooth
ports recognized?
Yes Install all available software
updates for AirPort/Bluetooth
and go to step 4.
No Remove the AirPort/Bluetooth
card and examine card and
logic board connectors for
damage:
-If no damage is found, reseat
cable on logic board and on
AirPort/Bluetooth card ends
and retest. If both AirPort and
USB Bluetooth devices are
still unrecognized in System
Information, replace the
AirPort/Bluetooth ex cable
and retest.
.-If any AirPort/Bluetooth card
connector is damaged replace
card and retest.
-If the corresponding
connector on logic board is
damaged replace logic board
and retest.
If error persist, go to step 2
X03
N17
M24
2. After AirPort/Bluetooth ex
cable has been replaced, are
the AirPort and USB Bluetooth
devices visible in System
Information?
Yes Issue resolved
No Replace AirPort/Bluetooth
card
N18
3. After AirPort/Bluetooth card
has been replaced, are the
AirPort and Bluetooth devices
visible in System Information?
Yes Issue resolved
No Replace Logic Board M24
4. Check in AirPort/Bluetooth
Card Take Apart chapter to
ensure that the Bluetooth and
the AirPort antennas cables are
not swapped, are connected
properly, and not damaged. Do
connection issues persist?
Yes - For Wi-Fi related issue, go to
step 5,
- For Bluetooth related issue,
go to step 6.
No Issue resolved.
- Apple Technician Guide 1
- Mac mini (Mid 2011) 1
- Take Apart 4
- About This Guide 6
- Manual Updates 7
- Feedback 7
- Overview 9
- Product Congurations 10
- Service Procedure Dierences 10
- Service Part Congurations 10
- Thunderbolt 11
- System Serial Number Location 11
- Troubleshooting 12
- General Troubleshooting 13
- Troubleshooting Theory 14
- Hardware vs. Software 14
- Common Reset Procedures 14
- Starting Up in Safe Mode 15
- Sensor Errors 16
- Functional Overview 18
- Block Diagrams 19
- Symptom Charts 22
- Won’t Start Up 24
- Deep Dive 25
- Intermittent Shutdown 27
- Kernel Panic, System Crashes 31
- No Video 33
- Corrupted Video 35
- Burnt Smell/Odor 37
- Noise, Hum, Vibration 38
- Uncategorized Symptoms 40
- Communications 42
- Quick Check 45
- Ethernet Port/Device Issue 46
- Bluetooth Device Doesn’t Pair 48
- Mass Storage 57
- Hard Drive Noisy 61
- Input/Output Devices 65
- Thunderbolt Not Recognized 72
- USB Devices Not Recognized 82
- Mechanical 89
- System Runs Hot 91
- Physical Damage 92
- General Information 95
- Vertical Insertion 96
- Low-Prole Solid 96
- Platform Flex 96
- Solid State Drive Screws 97
- Logic Board Return 98
- First Remove Hierarchy 99
- Icon Legend 100
- Bottom Cover 101
- 3 Press on the cover to 102
- 1 Lay the Mac mini 102
- 2 Rotate the 102
- Reassembly 103
- 1 Replace the bottom 103
- 2 Rotate the cover 103
- First Steps 104
- 1 Gently spread the 105
- 2 Pull the module out 105
- 3 Repeat to remove 105
- Installation 106
- 1 Carefully press the 106
- 2 Pull the module into 106
- 3 Press down on the 106
- 4 Repeat to install the 106
- 1 Loosen or remove the 108
- 2 The lower right T6 fan 108
- 3 Carefully lift the fan 109
- 4 Carefully disconnect 109
- Cowling 110
- 1 Remove the T6 screw 111
- 2 Lift the cowling up 111
- Antenna Plate 112
- 1 Remove 4 screws 113
- 2 Carefully lift the 113
- 3 Disconnect the 114
- 1 Position the Antenna 114
- 2 Rotate the Antenna 115
- 3 Slide the antenna 115
- 4 A tool, such as the 115
- 5 If the plate is not 116
- 6 Install the 4 screws 116
- Logic Board 117
- 1 Important: Gently 118
- 2 Disconnect the IR 119
- 3 Make sure that at 120
- 4 Remove 2 T6 screws: 120
- 5 Insert the logic board 121
- 6 Carefully push down 121
- 7 Remove the tool 121
- 8 Disconnect the power 122
- 9 Push in on the catch 122
- 10 Once the I/O wall is 123
- 2011-07-21 124
- AirPort/Bluetooth Combo Card 126
- 1 Remove 3 screws: 127
- 2 Disconnect the ex 127
- 3 Disconnect the two 127
- 4 If the speaker has not 127
- 5 If replacing the ex 128
- Speaker 129
- 1 Remove 2 screws: 130
- 3 Note: Check the 131
- 1 Locate the battery 133
- 2 Insert a black stick 133
- 3 Grab the battery as 133
- Hard Drive (Lower Bay) 134
- 1 Important: All logic 135
- 2 Remove 2 T6 screws: 135
- 3 Insert the logic board 136
- 4 Carefully push down 136
- 5 Remove the tool 136
- 6 Slide out the hard drive 137
- 1 Slide hard drive into 137
- 2 Maneuver the drive 138
- 3 Make sure the power 138
- 4 Slide the logic board 138
- 5 Connect all cables to 138
- Power Supply 139
- 1 Slide the power cord 140
- 2 Rotate the power 140
- 4 Use a black stick to lift 141
- Hard Drive (Upper Bay) 143
- 2 Lift the drive and 144
- 3 Remove 4 screws 145
- 4 Lift the drive from the 145
- 1 If installing the drive 145
- 2 Before installing the 145
- Infrared (IR) Board and Cable 146
- 1 Remove 1 screw 147
- 2 Note the IR cable 147
- 3 Remove the IR cable 147
- 1 Insert the IR cable 148
- Housing 149
- Service Source 150
- Exploded View 151
- Screw Chart 152
- External Views 153
- Port View 154
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