manuais Apple iMac (Summer 2000)

Apple iMac (Summer 2000) Manual de Reparação (263 páginas)

Marca: Apple | Categoria: Barebones PC/estação de trabalho | Tamanho: 10.51 MB |

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Índice

iMac (Summer 2001)

1

Take Apart

2

What’s New

3

Procedures

7

Replacement Note:

10

5. Pull the bottom housing

11

Bottom Housing

12

Replacement Note

12

EMI Cover

13

Take Apart EMI Cover - 13

14

1. Remove the six screws

14

SDRAM DIMM

17

CD/HD Carrier

25

CD-ROM / DVD

29

ROM/CD-RW

29

CD-ROM, DVD-ROM,CD

34

RW Module Replacement

34

CD/DVD/CD-RW

37

Adapter Board

37

Hard Drive

39

Hard Drive Replacement

43

Logic Board

44

Thermal Pad Information

50

Thermal Pad Installation

51

Down Converter Board

53

Replacement Note: When

58

Note: The modem is located

59

Take Apart Modem - 6 0

61

3. Turn the logic board to

61

Note: As you slide the

62

Modem Replacement

63

I/O Panel

64

Take Apart I/O Panel - 65

66

3. Turn the logic board

66

Front Outer Bezel

68

2. After removing the tabs

70

Note: The bezel tabs fit

71

2. Pry the tabs off, and

75

6. Lift the top rear housing

78

Divider Panel

79

Power/Analog/Video

81

6. Open the CRT cable

84

Important: Be careful when

89

12. Loosen the CRT neck

90

13. Carefully pull the video

91

Replacement Note: If you’re

94

Identifying Power/Analog/

95

Video Boards

95

Switch Instructions

96

Note: To separate the left

102

±Warning: This product

105

Take Apart Antenna - 10 5

106

• front outer bezel

106

• top rear housing

106

• divider panel assembly

106

1. Remove the three screws

107

Take Apart Antenna - 10 6

107

Important: Note how the

108

Take Apart Antenna - 10 9

110

4. This shows a close up

110

Take Apart Antenna - 11 1

112

6. Remove the antenna

112

Speakers

113

Note: If you are certain

114

Caution: Be careful when

120

Replacing the CRT

121

Switch Settings for the LG

124

Identifying the LG CRT

125

Identifying the CPT CRT

126

Take Apart Microphone - 127

128

1. Unwrap the bendable

128

2. Disconnect the

128

Take Apart Microphone - 128

129

3. Pull the microphone

129

Replacing the Microphone

130

Take Apart Microphone - 130

131

3. Check that the

131

Introduction

132

Searching the Knowledge Base

133

Troubleshooting Procedures

134

Block Diagram

135

Power Flow

136

Testing for Power

137

At the Logic Board

138

Note: To take

141

The PMU Chip

142

Power-On Self Test

144

Logic Board Battery

145

HFS Plus Formatted Drives

148

Testing the Modem

149

Before the Finder Appears

151

No Power

152

Possible Cause Possible Fix

153

No Video or Unstable Raster

154

Gray Screen

156

Error Beep(s)

157

Flashing Question Mark

158

System Hangs During Boot

159

After Startup

161

System Hangs

162

Distorted Video

163

Thin White Line

164

Tinting Video

165

Garbage Video

166

Memory Error Dialog

168

Can’t Wake From Sleep

169

Network Problems

170

CD_ROM or DVD-ROM Vibration

171

CD-ROM or DVD-ROM Won’t Eject

172

Hard Drive Problems

175

Sound Out Problems

176

Sound In Problems

177

USB Problems

179

Cursor Problems

181

USB Printer Problems

182

Networked Printer Problems

183

Modem Not Recognized

184

Modem Dialing Problems

185

Modem Not Connecting

187

Modem Dropping Connection

189

Modem Performance Issues

190

Upgrades

191

Note: Place a soft towel or

193

Important: If necessary

194

Upgrades - 5

195

4. Push the ejector tabs on

195

AirPort Card

197

Protective

199

Guide Rails

199

Note: It is probably

200

Connect an

203

External Monitor

203

Upgrades - 14

204

10. Place the computer face

204

Upgrades - 16

206

Adjustments

207

Information

208

Important:

208

Adjustment

208

Adjustment Tools

209

Light Meter Setup

210

Model R77

211

Note: When the light meter

212

Caution: Dropping the

213

Jumper Adjustment

214

2. With the power off

216

Note: The video board

217

Focus Adjustment

218

Note: Make sure the

219

Screen Voltage

221

Note: Without the

224

8. Select the Gray Bars test

226

Note: The surrounding

227

Cutoff Adjustment

228

• prior to the white balance

229

• in a dimly lit room

229

Note: The Revert and

232

Note: Depending on the

236

12. Click the Save button to

237

13. Proceed to the white

237

White Balance

238

1. Open the Display Service

239

Utility and select the

239

Gray Bars test pattern

239

2. Adjust the red, green

240

Note: If you don’t

243

9. Click the Factory

244

Settings button

244

Geometry

245

1. Open the Display

246

Adjustment Utility

246

2. Select the Geometry tab

246

Note: Don’t use the

247

Note: Repeat steps 2-4

248

Note: Rotation

250

S Correction

251

Note: Before returning

255

Exploded View

257

Exploded View 2

258

Exploded View 3

259

Exploded View 4

260

Exploded View 5

261

Power/Analog/Video Boards

262

Exploded View 7

263

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