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Apple 24-inch User Manual Page 15
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TROUBLESHOOTING
BOOKMARKS
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249
iMac (24-inch Mid 2007)
T
ak
e Apart — General Information
15
Back
V
iew
The input/output ports are located on the bottom left side on the back of the computer
.
The
power on button is locat
ed on the bottom right side on the back of the computer
.
1
...
14
15
16
...
249
Service Source
1
Contents
3
Take Apart
3
Manual Updates
7
10 December 2007
8
7 November 2007
8
General Information
10
Serial Number Location
11
General Tools
12
Required Special Tools
12
Cleaning Tools Starter Kit
13
Removing the Glass Panel
13
View of the Main Modules
14
Back View
15
I/O Ports
16
Do’s and Don’ts
18
Handling a Broken Glass Panel
18
EMI Shielding
20
Access Door
21
Removing the Access Door
22
Replacing the Access Door
22
Removing the Memory
24
Replacing the Memory
25
Isopropyl Alcohol (IPA)
27
Magnets on the Front Bezel
29
Replacing the Glass Panel
33
Cleaning Tool Resources
41
Ultra Violet Inspection Lamp
42
Front Bezel
43
Removing the Front Bezel
44
Replacing the Front Bezel
47
Camera Board
49
Removing the Camera Board
50
Replacing the Camera Board
51
Removing the Battery
53
Replacing the Battery
54
IR (Infrared) Board
55
Removing the IR Board
56
Replacing the IR Board
57
AirPort Extreme Card
58
Replace the front bezel3.
61
Replace the access door5.
61
Bluetooth Card
62
Removing the Bluetooth Card
63
Replacing the Bluetooth Card
64
LCD Temp Sensor and Cable
65
922-8172
69
Replace the front bezel9.
70
Speaker, Left
71
Removing the Left Speaker
72
Replacing the Left Speaker
74
LCD Display Panel
76
Removing the Display Panel
77
Replacing the Display Panel
80
Ambient Temperature Sensor
83
LVDS Cable
91
Removing the LVDS Cable
92
Replacing the LVDS Cable
93
Inverter Cable
96
Removing the Inverter Cable
97
Replacing the Inverter Cable
98
Replace the access door10.
100
Speaker, Right
101
Removing the Right Speaker
102
Replacing the Right Speaker
103
Optical Drive Fan
104
Preliminary Steps
107
Part Location
107
Removing the CPU Fan
108
Replacing the CPU Fan
109
Power Supply, AC/DC
110
Hard Drive
117
Removing the Hard Drive
118
922-7019
120
Replacing the Hard Drive
121
Hard Drive Sensor Cable
124
Optical Drive
127
Removing the Optical Drive
128
Replacing the Optical Drive
131
Optical Flex Cable
133
Optical Sensor Cable
135
Logic Board
139
Removing the Logic Board
140
Replacing the Logic Board
144
Replace the display panel.9
146
Replace the front bezel10.
147
Replace the access door12.
147
Video Card
148
Removing the Video Card
149
(24-inch) video card
150
Replacing the Video Card
151
Hard Drive Fan
153
Removing the Hard Drive Fan
154
Replacing the Hard Drive Fan
155
Audio Board
156
Removing the Audio Board
157
Replacing the Audio Board
158
Hard Drive Data Cable
159
Clutch Cover
162
Removing the Clutch Cover
163
Replacing the Clutch Cover
164
Removing the Stand
166
Replacing the Stand
168
Removing the Chassis
171
Replacing the Chassis
173
Clutch Mechanism
175
Removing the Clutch Mechanism
176
AC Power Inlet
180
Removing the AC Power Inlet
182
Remove the 3. chassis
183
Replacing the AC Power Inlet
184
Camera Cable
186
Removing the Camera Cable
187
Replacing the Camera Cable
189
Microphone Cable
191
DC Power Cable
197
Replace the chassis screw.3
200
Rear Cover
202
Removing the Rear Cover
203
Replacing the Rear Cover
204
Troubleshooting
205
Power On Self Test (POST)
207
DDR Memory
208
Diagnostic LEDs
209
Symptom Charts
211
Power Issues
212
No Video, No Boot Chime
213
No Video, Boot Chime Heard
214
System Shuts Down
215
Glass Panel
216
Display Panel
217
Hard Drive Issues
219
Discs won’t insert
223
Fan Sound
225
Bluetooth
231
IR Remote
232
IR Sensor/Receiver
233
Built-in iSight Camera
234
Audio quality is poor
235
Speakers
236
Keyboard
238
Error Beep(s)
240
A USB device doesn’t work
241
Screw Chart
246
Screw Chart: Page 2 of 3
247
Screw Chart: Page 3 of 3
248
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