Apple MD094LL/A manuels

Manuels d'utilisation et guides de l'utilisateur pour Postes de travail tout-en-un Apple MD094LL/A.
Nous fournissons des manuels en pdf 1 Apple MD094LL/A à télécharger gratuitement par type de document : Manuel d'utilisateur


Table des matières

 Apple Technician Guide

1

Contents

3

About This Guide

3

Symptom Charts 35

4

Feedback

10

Overview

12

Identifying Features

13

Product Congurations

13

Safety Precautions

14

Serial Number Location

15

New Accessories

16

Magic Trackpad

16

Pairing the Magic Trackpad

17

Installing Batteries

17

Apple Battery Charger

18

Troubleshooting

19

General Troubleshooting

20

Hardware vs. Software

21

Common Reset Procedures

21

Power On Self Test (POST)

21

2010-09-09

22

Starting Up in Safe Mode

23

Diagnostics

25

Sensors Errors

25

Sensor Locations

27

Diagnostic LEDs

29

Location of Diagnostic LEDs

29

LED Functions

30

LED Startup Sequence

31

Logic Board Test Points

32

Functional Overview

33

K22/K23 System Block Diagram

34

Symptom Charts

35

Won’t Start Up

37

Intermittent Shutdown

39

Kernel Panic, System Crashes

44

No Video

46

Corrupted Video

48

Burnt Smell/Odor

51

Backlight Issue/No Backlight

53

Noise / Unstable Flickering

55

LCD Image Issues

58

Incorrect/Missing Colors

60

Distorted/Blurred Image

62

Pixel Anomalies

64

Vertical/Horizontal Lines

66

Cosmetic Defects

69

Mass Storage

70

Hard Drive Read/Write Errors

72

Hard Drive Noisy

74

Optical Drive Not Recognized

76

Optical Drive Noisy

82

SD Card Not Recognized

84

Communications

86

AirPort Card Kernel Panic

89

Ethernet Port/Device Issue

90

Input/Output Devices

94

Audio: Microphone

96

2010-09-09

100

Camera Issues

101

Quick Check

102

Deep Dive

102

USB Device Not Recognized

104

Uncategorized Symptoms

117

Mechanical

118

Fan Failures / Thermal Issues

121

Stand/Hinge Issues

122

Physical Damage

123

 Service Source

124

Take Apart

124

General Information

125

Cleaning Tools Starter Kit

126

Do’s and Don’ts

127

Handling a Broken Glass Panel

128

Logic Board Handling

134

Reassembly Steps

134

Screw Sizes

134

Access Door

135

1 Raise the stand and

136

2 Remove the access

136

First Steps

137

Glass Panel

139

1 The glass panel can

140

2 Lift glass panel o the

140

3 Remove suction cups

141

Reassembly

141

1 Remove protective

141

2 Clean silicone roller

141

3 Set unit in upright

142

4 Roll silicone roller

142

5 Remove glass panel

142

6 Clean INSIDE of

142

7 Wearing clean gloves

143

8 Clean outside of glass

143

9 Inspect glass for

143

1 Remove 2 T10 screws:

145

2 Lift camera bracket

145

3 Disconnect camera

145

1 Thermal paste is

146

2 Use a black stick to

146

LCD Panel

147

1 Remove 8 T10 screws:

148

2 With computer

148

3 Looking down into

149

4 Pull display forward

150

5 To the right of the

150

6 Gently remove the

151

7 Lift the LCD panel o

151

8 Without touching the

152

Handling the

153

1 Important: Handle

153

2 Never touch LCD

153

1 The panel is heavy!

154

2 Lean panel toward

154

3 Connect the

154

4 IIn the following order

155

5 Press sticky

155

6 Connect the vertical

156

7 Replace 8 panel

156

Vertical Sync Cable (Vsync)

157

LED Temp Sensor Cable

158

DisplayPort Cable

159

2 Peel back aluminum

160

3 Press in on metal

160

Audio Ports and Cable

161

1 Disconnect audio

162

2 Remove cable from

162

AirPort Antenna

163

1 Disconnect antenna

164

2 Peel up EMI tape

164

3 Remove 2 T8 antenna

164

4 Remove antenna from

164

AirPort Card

165

1 Remove 1 T6 screw

166

2 Disconnect 2 AirPort

166

3 Hold card by edges

166

AirPort Carrier Board

167

1 Remove Kapton tape

168

2 Disconnect Airport

168

3 Remove 2 T10 screws:

168

4 Lift AirPort carrier

168

AirPort Cable

169

1 With a black stick

170

2 Lift AirPort cable o

170

3 Remove Kapton tape

170

Bluetooth Antenna

171

1 Remove 2 T8 screws

172

2 Disconnect Bluetooth

172

3 Remove antenna from

172

Bluetooth Board

173

1 Disconnect 2 cables:

174

2 Remove 1 T8 screw:

174

LED Backlight Board

175

1 Remove 4 T10 screws

176

2 Lift up board, ip over

176

Power Supply

177

Backlight Pressure Wall

180

1 Lift pressure wall

181

Power Supply/Hard drive

182

Pressure Wall

182

1 Note: Make sure the

183

2 The camera cable

183

3 Connect AC inlet

184

4 Replace Kapton tape

184

Hard Drive

185

1 If installing a

187

2 Note: Each hard drive

187

3 Important: When

187

Hard Drive Sensor Cable

188

1 Disconnect hard drive

189

1 Important: When

189

Optical Drive

190

2 Lift optical drive

191

3 Pull optical away

191

4 Disconnect optical

192

2 Install optical drive by

193

3 Replace screws in

194

Optical Sensor Cable

195

1 Disconnect optical

196

2 Peel up foam gasket

196

Optical Drive Fan

197

1 Remove 1 T10 screw

198

2 Disconnect fan cable

198

3 Lift fan o 2 guide

198

SD Card Reader

199

1 Remove 1 T8 screw:

200

2 Disconnect cable and

200

1 Look at the sticker on

201

2 The EEE code will read

201

3 Compare old SD card

201

SD Card Reader Cable

202

1 Peel back aluminum

203

2 Disconnect cable

203

IR Board and Cable

204

2 Disconnect IR cable

205

3 With 2 ngers, wiggle

205

Logic Board

206

1 Carefully disconnect

207

2 Tape cables back so

207

3 Remove 8 T10 screws

208

4 Gently pull board

208

5 Carefully lift board up

209

1 Remove HD temp

210

2 Verify that tamper

210

3 Transfer:

211

4 Apply new Ethernet

211

5 Use the Blank Board

211

6 Note: You can install

211

7 Lower board into rear

212

8 Check that the video

213

9 Observe how the

213

10 As you the lower

214

11 Connect 14 cables to

214

12 Insert cable

215

13 Replace 8 T10 screws

215

Video Card

216

1 Remove 3 screws

217

2 Disconnect video card

217

3 Support video card as

217

1 To remove the

218

2 Carefully slide video

218

Solid State Drive (SSD)

219

1 Note: There are two

220

2 Disconnect 3 cables

220

3 Remove 1 T8 screw in

220

4 Use a black stick to

221

5 Lift pressure wall and

221

6 Turn pressure wall

221

1 Make sure the

222

2 On SSD-only congs

222

SSD Data Cable

223

1 Disconnect SSD data

224

Optical/MXM Pressure Wall

225

1 Remove 1 T8 screw

226

2 (Illustration shows

226

3 If replacing pressure

226

Hard Drive Data Cable

227

2 Disconnect other end

228

Optical Drive Data Cable

230

1 Use a black stick to

233

1 Make sure battery

233

2 Press battery (922

233

Right Speaker

234

2 Rotate speaker to the

235

1 Route sensor cable

238

2 Route ambient sensor

238

Ambient Temp Sensor

239

1 Note routing of temp

240

2 Release sensor cable

240

Left Speaker

241

2 Lift speaker out of

242

1 Route speaker cable

242

2 Route speaker cable

243

Hard Drive Fan

244

Removal

245

2 Pull the fan straight

245

Mechanism Cover

246

1 Peel up aluminum

247

2 Remove 4 T10 screws;

247

3 Pry cover o

247

1 Place the computer

249

2 Press the stand down

249

3 Insert the card as far

249

4 Remove the access

249

4 Insert the access card

251

5 Stand the computer

251

Mechanism

252

1 Remove 6 T10 screws:

253

2 Lift mechanism o

253

Bluetooth Cable

254

1 Disconnect the black

255

2 Follow cable along to

255

3 Peel back EMI tape

256

Camera Cable

257

1 Disconnect camera

258

2 Disconnect camera

258

3 Remove EMI tape at

259

Cable, AC/DC Power/Backlight/

260

1 Observe cable routing

261

2 Release cable from

261

SATA, SSD

262

1 Disconnect SSD drive

263

Microphone Cable

265

Rear Housing

266

1 Handling: Handling

267

2 Optical Drive Bezel

267

9 Transfer Camera and

269

10 Apply aluminum

269

11 Place the two new

270

12 Transfer:

270

13 Replace the

270

Additional Procedures

271

Retrieving Mechanism

272

1 Place computer face

273

2 Peer into stand slot

273

3 Cut access card in half

273

4 Insert half of access

273

5 Notice shape of

274

6 The small hole on

274

7 Hold access card so

274

8 Align retrieval

274

9 Have an assistant hold

274

10 When you can pull up

275

11 Pull up mechanism

275

12 Mechanism is now

275

Exploded Views

277

Exploded View #2

278

Exploded View #3

279

External Views

280

Internal Views

282

Logic Board, Front Side

284

Logic Board, Back Side

285

Screw Chart

286





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