Apple Mac mini Late 2009 (Technician Guide) Instrukcja Użytkownika

 Apple Technician GuideMac mini (Late 2009) Mac mini (Late 2009) and Mac mini Server (Late 2009)2009-10-27

Mac mini (Late 2009) Basics — Overview 10 2009-11-03OverviewThis manual covers two Mac mini products developed in Late 2009:Mac mini (Late 2009), sho

Mac mini (Late 2009) Take Apart — Memory 100 2009-11-03First Steps Remove:Top housin• gI• nternal frameToolsBlack stick• Memory

Mac mini (Late 2009) Take Apart — Memory 101 2009-11-03RemovalPress the latches on 1 the DIMM socket outward.The DIMM will pop up 2 slightly. Remove

Mac mini (Late 2009) Take Apart — Audio Board 102 2009-11-03First Steps Remove:Top housin• gToolsPhillips #0 screwdriver• Black stick• Audio Board

Mac mini (Late 2009) Take Apart — Audio Board 103 2009-11-03RemovalDisconnect audio 1 ex cable from interconnect board.Remove internal 2 frame. Not

Mac mini (Late 2009) Take Apart — Audio Board 104 2009-11-034 With a black stick or your nger, pull back on the metal tab to release the board from

Mac mini (Late 2009) Take Apart — Audio Board 105 2009-11-03ReassemblyPosition audio board 1 ports under metal tabs on the bottom housing. 2 Pull ba

Mac mini (Late 2009) Take Apart — AirPort/Bluetooth Combo Card 106 2009-11-03First Steps Remove:Top housin• gInternal fram• eImportant: Leave anten

Mac mini (Late 2009) Take Apart — AirPort/Bluetooth Combo Card 107 2009-11-03RemovalRemove 3 screws 922-1 6680.Disconnect the 2 orange exible Airpor

Mac mini (Late 2009) Take Apart — IR Board and Cable 108 2009-11-03First Steps Remove:Top housin• gInternal fram• eToolsPhillips #0 screwdriver• Bl

Mac mini (Late 2009) Take Apart — IR Board and Cable 109 2009-11-03RemovalRemove 1 screw 1 922-8820.Note the IR cable 2 routing within the internal

Mac mini (Late 2009) Basics — Overview 11 2009-11-03System Serial Number LocationThe product serial number and Ethernet ID are located on the bottom

Mac mini (Late 2009) Take Apart — IR Board and Cable 110 2009-11-034 Disconnect IR cable from J211 on the interconnect board.

Mac mini (Late 2009) Take Apart — IR Board and Cable (Late 2009) 111 2009-11-03First Steps Remove:Top housin• gInternal fram• eToolsPhillips #0 scr

Mac mini (Late 2009) Take Apart — IR Board and Cable (Late 2009) 11 2 2009-11-03RemovalRemove 1 screw 1 922-8820.Note the IR cable 2 routing within

Mac mini (Late 2009) Take Apart — IR Board and Cable (Late 2009) 11 3 2009-11-034 Disconnect IR cable (brown, gray, and black cable) from J211 on th

Mac mini (Late 2009) Take Apart — Hard Drive Carrier (Late 2009) 11 4 2009-11-03First Steps Remove:Top housin• gInternal fram• eNote: This carrier

Mac mini (Late 2009) Take Apart — Hard Drive Carrier (Late 2009) 11 5 2009-11-03Removal1 Remove 6 screws; 4 from the carrier and 2 from the interco

Mac mini (Late 2009) Take Apart — Hard Drive, Lower 11 6 2009-11-03First Steps Remove:Top housin• gInternal fram• eNote: On the Mac mini dual hard

Mac mini (Late 2009) Take Apart — Hard Drive, Lower 11 7 2009-11-03RemovalRemove 4 screws1 922-8822. 2 Disconnect the hard drive sensor cable fro

Mac mini (Late 2009) Take Apart — Hard Drive, Lower 11 8 2009-11-033 With a black stick, pry hard drive from the interconnect board connector.Caref

Mac mini (Late 2009) Take Apart — Hard Drive, Upper (Late 2009) 11 9 2009-11-03First Steps Remove:Top housin• gInternal fram• eHard drive carrier

Mac mini (Late 2009) Basics — Overview 12 2009-11-03Power Supply Serial Number LocationLocate the power supply.1. Look closely into the opening on th

Mac mini (Late 2009) Take Apart — Hard Drive, Upper (Late 2009) 12 0 2009-11-03RemovalTurn over the hard 1 drive carrier. Remove 4 screws:2 922-8822

Mac mini (Late 2009) Take Apart — Optical Drive 121 2009-11-03First Steps Remove:Top housin• gInternal fram• eToolsPhillips #0 screwdriver• Black s

Mac mini (Late 2009) Take Apart — Optical Drive 122 2009-11-03RemovalRemove 2 screws 1 922-6680.2 Rotate the internal frame 180 degrees. Remove 2 m

Mac mini (Late 2009) Take Apart — Optical Drive 123 2009-11-033 Rotate the internal frame so the interconnect board is facing you. Remove 2 intercon

Mac mini (Late 2009) Take Apart — Fan 12 4 2009-11-03First Steps Remove:Top housin• gInternal fram• eToolsPhillips #0 screwdriver• Black stick• Fan

Mac mini (Late 2009) Take Apart — Fan 12 5 2009-11-03RemovalRemove 2 fan screws 1 922-8819.Free fan tab from the 2 corner of the internal frame.

Mac mini (Late 2009) Take Apart — Fan 126 2009-11-033 Remove the fan cable from the cable channel. Disconnect the 4 twisted (black, blue and gray) f

Mac mini (Late 2009) Take Apart — Interconnect Board 12 7 2009-11-03First Steps Remove:Top housin• gInternal fram• eToolsPhillips #0 screwdriver•

Mac mini (Late 2009) Take Apart — Interconnect Board 12 8 2009-11-03RemovalRemove the black 1 tape (not shown) covering the 3 connectors. Disconnect

Mac mini (Late 2009) Take Apart — Interconnect Board (Late 2009) 129 2009-11-03First Steps Remove:Top housin• gInternal fram• eNote: This interconn

© 2009 Apple Inc. All rights reserved. Apple Technician Guide TroubleshootingMac mini (Late 2009) Mac mini (Late 2009) and Mac mini Server (Late 2009

Mac mini (Late 2009) Take Apart — Interconnect Board (Late 2009) 130 2009-11-03RemovalRemove black mylar 1 tape covering the connectors. Disconnect 4

Mac mini (Late 2009) Take Apart — Battery 131 2009-11-03First Steps Remove:Top housin• gInternal fram• eToolsBlack stick• Battery

Mac mini (Late 2009) Take Apart — Battery 13 2 2009-11-03RemovalUsing your nger or 1 black stick, push the battery inward. Grab the battery as 2 it

Mac mini (Late 2009) Take Apart — Speaker 133 2009-11-03First Steps Remove:Top housin• gInternal fram• eToolsPhillips #0 screwdriver• Black stick•

Mac mini (Late 2009) Take Apart — Speaker 134 2009-11-03RemovalRemove 4 shoulder 1. screws 922-6925.Replacement Note: It’s easier to replace the 2 l

Mac mini (Late 2009) Take Apart — Speaker 135 2009-11-033 Remove speaker cable from the cable channel. Disconnect the 2-pin 4 speaker cable from J2

Mac mini (Late 2009) Take Apart — Logic Board 13 6 2009-11-03First Steps Remove:Top housin• gInternal fram• eToolsTorx T10 screwdriver• Black stick

Mac mini (Late 2009) Take Apart — Logic Board 137 2009-11-03RemovalWith a black stick, 1 carefully disconnect the power button cable. Lift the cable

Mac mini (Late 2009) Take Apart — Logic Board 13 8 2009-11-03Near the memory slot, 3 use a T10 screwdriver to remove the stando 922-7434. 4 With a

Mac mini (Late 2009) Take Apart — Logic Board 13 9 2009-11-035 Slide the board out of the I/O ports. Important: Be careful not to damage the EMI cli

Mac mini (Late 2009) General Troubleshooting — Apple Diagnostics 14 2009-11-03General TroubleshootingUpdate System SoftwareImportant: Whenever possib

Mac mini (Late 2009) Take Apart — Logic Board 140 2009-11-036 To protect the EMI clips, always place the board on the pink antistatic foam when the

Mac mini (Late 2009) Take Apart — Bottom Housing 141 2009-11-03First Steps Top housin• gInternal fram• eAudio board• Logic Boar• dToolsNo tools a

© 2009 Apple Inc. All rights reserved. Service Source ViewsMac mini (Late 2009) Mac mini (Late 2009) and Mac mini Server (Late 2009)

Mac mini (Late 2009) Exploded View 1432008-08-27Exploded ViewBattery922-8802IR Board/Cable922-8805922-9113 *Logic Board661-5290, 2.26 GHz 661-5291, 2

Mac mini (Late 2009) Screw Chart 14 42008-08-27Screw ChartNote: Screws are not to scale.922-6680 #0 Phillips- Optical drive (4)- Interc

Mac mini (Late 2009) Internal Views 1452008-08-27Internal ViewsFront ViewSpeaker, optical drive, batery, IR board, power-on LEDSide View 1AirPort ant

Mac mini (Late 2009) Internal Views 1462008-08-27Side View 2 AirPort antenna, Bluetooth antenna, audio board, internal frameMac mini w/Optical

Mac mini (Late 2009) Internal Views 1472008-08-27Mac mini Server w/Dual Hard Drives

Mac mini (Late 2009) Internal Views 1482008-08-27Port ViewA = Power-on buttonB = AC inletC = Gigabit EthernetD = FireWire 800E = Mini-DVI portF = Min

Mac mini (Late 2009) General Troubleshooting — Block Diagram 15 2009-11-03Block DiagramRefer to this diagram to see how modules are interrelated.

Mac mini (Late 2009) General Troubleshooting — Common Reset Procedures 16 2009-11-03Common Reset ProceduresWhen a reset procedure is required for tro

Mac mini (Late 2009) General Troubleshooting — Common Reset Procedures 17 2009-11-03Starting Up in Safe ModeA Safe Boot is a special way to start Mac

Mac mini (Late 2009) Symptom Charts — Startup and Power 18 2009-11-03Symptom ChartsFollow the steps in the order indicated below. If an action resolv

Mac mini (Late 2009) Symptom Charts — Startup and Power 19 2009-11-03Deep DiveUnlikely cause: speakersCheck Result Action CodePower ON system. Verify

 Apple Inc.© 2009 Apple Inc. All rights reserved.Under the copyright laws, this document may not be copied, in whole or in part, without the written

Mac mini (Late 2009) Symptom Charts — Startup and Power 20 2009-11-03Won’t Start UpQuick CheckSymptoms Quick CheckWon’t Start UpNo startup chime• Err

Mac mini (Late 2009) Symptom Charts — Startup and Power 21 2009-11-03Remove the coin battery on 3. the logic board, and leave out for approximately 1

Mac mini (Late 2009) Symptom Charts — Startup and Power 22 2009-11-03Intermittent ShutdownQuick CheckSymptoms Quick CheckIntermittent ShutdownPowers

Mac mini (Late 2009) Symptom Charts — Startup and Power 23 2009-11-03With known-good AC power 2. cord and AC outlet, does the unit continue to shutdo

Mac mini (Late 2009) Symptom Charts — Startup and Power 24 2009-11-03Kernel Panic, System CrashesQuick CheckSymptoms Quick CheckKernel Panic, System

Mac mini (Late 2009) Symptom Charts — Startup and Power 25 2009-11-03Use known-good SDRAM in 3. the system. Does the computer start without kernel pa

Mac mini (Late 2009) Symptom Charts — Startup and Power 26 2009-11-03No VideoUnlikely cause: hard drive, optical drive, speakers, camera, microphone

Mac mini (Late 2009) Symptom Charts — Startup and Power 27 2009-11-03Corrupted VideoUnlikely cause: Adapter, hard drive, optical drive, fan, or spea

Mac mini (Late 2009) Symptom Charts — Startup and Power 28 2009-11-03Inspect display connector and 3. display cables. Reseat. Does the issue persist

Mac mini (Late 2009) Symptom Charts — Startup and Power 29 2009-11-03Burnt Smell/OdorUnlikely cause: speakers, microphone, housingQuick CheckSymptom

Mac mini (Late 2009) ContentsManual Updates 7Apple Technician Guide introduced 20 October 2009 7BasicsOverview 10Features Late 2009 Congurations

Mac mini (Late 2009) Symptom Charts — Startup and Power 30 2009-11-03Can the source of the odor be 3. located using nose? Yes Replace aect module(s)

Mac mini (Late 2009) Symptom Charts — Startup and Power 31 2009-11-03Noise, Hum, VibrationUnlikely cause: enclosure, cables.Quick CheckSymptoms Quick

Mac mini (Late 2009) Symptom Charts — Startup and Power 32 2009-11-03Deep DiveCheck Result Action CodeRun Apple Hardware Test or 1. Apple Server Diag

Mac mini (Late 2009) Symptom Charts — Startup and Power 33 2009-11-03Reinstall fan while carefully 6. ensuring that the cable is routed properly and

Mac mini (Late 2009) Symptom Charts — Startup and Power 34 2009-11-03Uncategorized SymptomsQuick CheckSymptoms Quick CheckUncategorized SymptomsUnabl

Mac mini (Late 2009) Symptom Charts — Communications 35 2009-11-03CommunicationsAirPort/Bluetooth IssuesNote: If one antenna fails, all 3 antennas mu

Mac mini (Late 2009) Symptom Charts — Communications 36 2009-11-03Deep DiveCheck Result Action CodeOpen System Proler. AirPort 1. is listed under Ne

Mac mini (Late 2009) Symptom Charts — Communications 37 2009-11-03With the AirPort/Bluetooth card 6. replaced and antenna cables inspected for damage

Mac mini (Late 2009) Symptom Charts — Communications 38 2009-11-03AirPort/Bluetooth Card Kernel PanicNote: If one antenna fails, all 3 antennas must

Mac mini (Late 2009) Symptom Charts — Communications 39 2009-11-03Ethernet Port/Device IssueUnlikely cause: Adapter, hard drive, optical drive, fanQu

Wireless Input Device Loses Connection 43Uncategorized Symptoms 45Mass Storage 46Hard Drive Not Recognized 46Hard Drive Read/Write Error 48Hard D

Mac mini (Late 2009) Symptom Charts — Communications 40 2009-11-03Connect the computer to 3. another Macintosh computer using CAT5 ethernet cable. Ma

Mac mini (Late 2009) Symptom Charts — Communications 41 2009-11-03Wireless Input Device Doesn’t PairQuick CheckSymptoms Quick CheckWireless Input Dev

Mac mini (Late 2009) Symptom Charts — Communications 42 2009-11-03With the wireless mouse 5. paired, does the mouse stay connected?Yes Issue resolved

Mac mini (Late 2009) Symptom Charts — Communications 43 2009-11-03Wireless Input Device Loses ConnectionQuick CheckSymptoms Quick CheckWireless Input

Mac mini (Late 2009) Symptom Charts — Communications 44 2009-11-03Log into new Admin User 5. account. With the device on, run the Bluetooth Setup Ass

Mac mini (Late 2009) Symptom Charts — Communications 45 2009-11-03Uncategorized SymptomsQuick CheckSymptoms Quick CheckUncategorized SymptomsUnable t

Mac mini (Late 2009) Symptom Charts — Mass Storage 46 2009-11-03Mass StorageHard Drive Not RecognizedUnlikely cause: AC adapter, fan, speaker.Quick

Mac mini (Late 2009) Symptom Charts — Mass Storage 47 2009-11-03Inspect hard drive, interconnect 5. board, and connectors for bent pins, or other dam

Mac mini (Late 2009) Symptom Charts — Mass Storage 48 2009-11-03Hard Drive Read/Write ErrorUnlikely cause: LCD panel, power supply, fans, speakers,

Mac mini (Late 2009) Symptom Charts — Mass Storage 49 2009-11-03Test with known good hard 6. drive. Verify that system boots successfully and that Di

Removal 90Reassembly 93Antennas 95Removal 96Reassembly 98Memory 100Audio Board 102Removal 103Reassembly 105AirPort/Bluetooth Combo Card 106I

Mac mini (Late 2009) Symptom Charts — Mass Storage 50 2009-11-03Deep DiveCheck Result Action CodeBoot from Install DVD or 1. external drive and run D

Mac mini (Late 2009) Symptom Charts — Mass Storage 51 2009-11-03With hard drive removed and 8. no media in the optical drive, boot from an external v

Mac mini (Late 2009) Symptom Charts — Mass Storage 52 2009-11-03Uncategorized Symptom- Hard DriveQuick CheckSymptoms Quick CheckUncategorized Symptom

Mac mini (Late 2009) Symptom Charts — Mass Storage 53 2009-11-03Deep Dive-Uncategorized SymptomsCheck Result Action CodeVerify whether an existing 1.

Mac mini (Late 2009) Symptom Charts — Mass Storage 54 2009-11-03Optical Drive Not Recognized(For systems with optical drives)Quick Check Symptoms Qui

Mac mini (Late 2009) Symptom Charts — Mass Storage 55 2009-11-03Connect original optical drive 5. to known good interconnect board. Do both types of

Mac mini (Late 2009) Symptom Charts — Mass Storage 56 2009-11-03Connect known good optical 3. drive to interconnect board. Verify that known good opt

Mac mini (Late 2009) Symptom Charts — Mass Storage 57 2009-11-03Optical Drive Read/Write ErrorQuick CheckSymptoms Quick CheckDrive Read/Write Data Er

Mac mini (Late 2009) Symptom Charts — Mass Storage 58 2009-11-03Connect original optical drive 5. to known good interconnect board. Do both types of

Mac mini (Late 2009) Symptom Charts — Mass Storage 59 2009-11-03Connect known good optical 3. drive to Interconnect board. Do both types of media rel

Internal Views 145Front View 145Side View 1 145Side View 2 146Mac mini w/Optical 146Mac mini Server w/Dual Hard Drives 147Port View 148

Mac mini (Late 2009) Symptom Charts — Mass Storage 60 2009-11-03Deep DiveCheck Result Action CodeOptical drive should perform 1. a single reset seque

Mac mini (Late 2009) Symptom Charts — Mass Storage 61 2009-11-03Uncategorized SymptomsCheck Result Action CodeVerify whether existing 1. symptom code

Mac mini (Late 2009) Symptom Charts — Input/Output Devices 62 2009-11-03Input/Output DevicesApple Remote InoperableUnlikely cause: Adapter, fan, opti

Mac mini (Late 2009) Symptom Charts — Input/Output Devices 63 2009-11-03Open the Apple System Proler. 4. Selecting USB, do you see “IR Receiver” lis

Mac mini (Late 2009) Symptom Charts — Input/Output Devices 64 2009-11-03Audio: Built-in Speaker Has Distorted SoundQuick CheckSymptoms Quick CheckAud

Mac mini (Late 2009) Symptom Charts — Input/Output Devices 65 2009-11-03Install known good speaker 4. into location where distorted sound was heard.

Mac mini (Late 2009) Symptom Charts — Input/Output Devices 66 2009-11-03Verify whether customer 3. reported audio issue has been resolved.Yes Issue n

Mac mini (Late 2009) Symptom Charts — Input/Output Devices 67 2009-11-03FireWire Devices Not RecognizedQuick CheckSymptoms Quick CheckFireWire Device

Mac mini (Late 2009) Symptom Charts — Input/Output Devices 68 2009-11-03Is the FireWire device 4. recognized with a known good FireWire cable on the

Mac mini (Late 2009) Symptom Charts — Input/Output Devices 69 2009-11-03USB Devices Not RecognizedQuick CheckSymptoms Quick CheckUSB Devices Not Reco

Mac mini (Late 2009) Basics — Manual Updates 7 2009-11-03Manual UpdatesApple Technician Guide introduced 20 October 2009Take Apart: New parts specic

Mac mini (Late 2009) Symptom Charts — Input/Output Devices 70 2009-11-03Are known good mouse and 3. keyboard recognized?Yes Test original mouse and k

Mac mini (Late 2009) Symptom Charts — Input/Output Devices 71 2009-11-03Wired Keyboard Does Not Function ProperlyQuick CheckSymptoms Quick CheckWired

Mac mini (Late 2009) Symptom Charts — Input/Output Devices 72 2009-11-03With optical media in the drive, 5. hold the Media Eject key. Does the disc e

Mac mini (Late 2009) Symptom Charts — Input/Output Devices 73 2009-11-03Keyboard: Specic Keys Do Not RespondQuick CheckSymptoms Quick CheckKeyboard:

Mac mini (Late 2009) Symptom Charts — Input/Output Devices 74 2009-11-03Deep DiveCheck Result Action CodeDoes the computer recognize 1. the keyboard

Mac mini (Late 2009) Symptom Charts — Input/Output Devices 75 2009-11-03Uncategorized SymptomsQuick CheckSymptoms Quick CheckUncategorized SymptomsUn

Mac mini (Late 2009) Symptom Charts — Mechanical 76 2009-11-03MechanicalNoise/Hum/VibrationQuick CheckSymptoms Quick CheckNoise/Hum/VibrationBuzzing

Mac mini (Late 2009) Symptom Charts — Mechanical 77 2009-11-03Deep DiveCheck Result Action CodeRun Apple Hardware Test or 1. Apple Server Diagnostics

Mac mini (Late 2009) Symptom Charts — Mechanical 78 2009-11-03System Runs HotQuick CheckSymptoms Quick CheckSystem Runs HotSystem feels very hot• Fan

Mac mini (Late 2009) Symptom Charts — Mechanical 79 2009-11-03Remove fan and rotate the 3. blades. Verify that fan blades spin smoothly without inter

Mac mini (Late 2009) Basics — Manual Updates 8 2009-11-03

© 2009 Apple Inc. All rights reserved. Service Source Take ApartMac mini (Late 2009) Mac mini (Late 2009) and Mac mini Server (Late 2009)

Mac mini (Late 2009) Take Apart — General Information 81 2009-11-03General InformationGeneral ToolsThe following tools are required to service the co

Mac mini (Late 2009) Take Apart — General Information 82 2009-11-03Logic Board EMI ClipsBe careful not to damage the EMI clips on the underside of th

Mac mini (Late 2009) Take Apart — Top Housing 83 2009-11-03First Steps Shut down the • computer. Place the computer on • a clean, at surface.ToolsPu

Mac mini (Late 2009) Take Apart — Top Housing 84 2009-11-03RemovalTurn the computer 1 over.Insert the tool 2 (0.25 inch / 6.35 millimeters) into the

Mac mini (Late 2009) Take Apart — Top Housing 85 2009-11-03ReassemblyAlign rear I/O panel 1 with top housing.Make sure the white 2 latches are tucked

Mac mini (Late 2009) Take Apart — Top Housing, Server (Late 2009) 86 2009-11-03First Steps Shut down the • computer. Place the computer on • a clean,

Mac mini (Late 2009) Take Apart — Top Housing, Server (Late 2009) 87 2009-11-03RemovalTurn the computer 1 over.Insert the tool 2 (0.25 inch / 6.35 mi

Mac mini (Late 2009) Take Apart — Top Housing, Server (Late 2009) 88 2009-11-03ReassemblyAlign rear I/O panel 1 with top housing.Make sure the white

Mac mini (Late 2009) Take Apart — Internal Frame 89 2009-11-03First Steps Remove:Top housin• gToolsPhillips #0 screwdriver• Black stick• Internal Fr

© 2009 Apple Inc. All rights reserved. Apple Technician Guide BasicsMac mini (Late 2009) Mac mini (Late 2009) and Mac mini Server (Late 2009)

Mac mini (Late 2009) Take Apart — Internal Frame 90 2009-11-03RemovalNote: Depending on the conguration, the internal frame will either have an opti

Mac mini (Late 2009) Take Apart — Internal Frame 91 2009-11-033 Pull the 2 other antennas straight up and o the spring posts. Important: Leave ante

Mac mini (Late 2009) Take Apart — Internal Frame 92 2009-11-035 Remove 4 internal frame screws, located in each corner: 3 (922-7325) • 1 longer scre

Mac mini (Late 2009) Take Apart — Internal Frame 93 2009-11-03ReassemblyReplace the internal 1 frame.Route the 2 antennas 2 (on the side) so they are

Mac mini (Late 2009) Take Apart — Internal Frame 94 2009-11-035 Check that the power button cable is not pinched by the internal frame.

Mac mini (Late 2009) Take Apart — Antennas 95 2009-11-03First Steps Remove:Top housin• gImportant: If one antenna fails, all 3 antennas must be repl

Mac mini (Late 2009) Take Apart — Antennas 96 2009-11-03RemovalSqueeze black posts 1 together and pull AirPort antenna board straight up and o the p

Mac mini (Late 2009) Take Apart — Antennas 97 2009-11-03Pull each antenna 3. straight up and o the spring posts. Remove4 internal frame.Important:

Mac mini (Late 2009) Take Apart — Antennas 98 2009-11-035 On the AirPort/Bluetooth card, carefully disconnectred antenna from J3• gray antenna from

Mac mini (Late 2009) Take Apart — Antennas 99 2009-11-032 Route antenna up through the frame and into cable channel on the internal frame.