Benutzerhandbuch für Apple imac usb2

Apple

Servicehandbuch

Servicehandbuch

Inhaltsverzeichnis

iMac (USB 2.0)
1
Basics
3
Take Apart
9
- General Information
  10
  - Overview: November 2003
    10
  - New Procedures
    10
  - Tools
    10
  - Service Stand
    11
- User Access Plate
  12
  - Tools
    12
  - Part Location
    12
  - Preliminary Steps
    12
  - Procedure
    13
- AirPort Extreme Card
  14
  - Tools
    14
  - Part Location
    14
  - Preliminary Steps
    14
  - Procedure
    15
- Memory, SO-DIMM (user- installable)
  16
  - Tools
    16
  - No tools are required for this procedure.
    16
  - Part Location
    16
  - Preliminary Steps
    16
  - Procedure
    17
- Bottom Housing
  19
  - Tools
    19
  - Part Location
    19
  - Preliminary Steps
    19
  - Procedure
    20
- Thermal Paste Application
  24
  - Tools
    24
  - Part Location
    24
  - Procedure
    25
- RJ-11 Modem Filter Board
  27
  - Tools
    27
  - Part Location
    27
  - Preliminary Steps
    27
  - Procedure
    28
- Modem
  29
  - Tools
    29
  - Part Location
    29
  - Preliminary Steps
    29
  - Procedure
    30
- Memory (factory-installed)
  31
  - Tools
    31
  - Part Location
    31
  - Preliminary Steps
    31
  - Procedure
    32
- Battery
  33
  - Tools
    33
  - Part Location
    33
  - Preliminary Steps
    33
  - Procedure
    34
- Logic Board
  35
  - Tools
    35
  - Part Location
    35
  - Preliminary Steps
    35
  - Procedure
    36
- Bluetooth Board and Cable
  38
  - Tools
    38
  - Part Location
    38
  - Preliminary Steps
    38
  - Procedure
    39
- I/O Port Covers
  41
  - Tools
    41
  - Part Location
    41
  - Preliminary Steps
    41
  - Procedure
    42
- AirPort Antenna Extension Cable
  43
  - Tools
    43
  - Part Location
    43
  - Preliminary Steps
    43
  - Procedure
    44
- Thermal Pad Installation
  45
  - Tools
    45
  - Part Location
    45
  - Procedure
    46
- AC Line Filter
  47
  - Tools
    47
  - Part Location
    47
  - Preliminary Steps
    47
  - Procedure
    48
- Drive Carrier Assembly (Optical and Hard Drive)
  50
  - Tools
    50
  - Part Location
    50
  - Preliminary Steps
    50
  - Procedure
    51
- Power Supply
  56
  - Tools
    56
  - Part Location
    56
  - Preliminary Steps
    56
  - Procedure
    57
- Optical Drive Door
  61
  - Tools
    61
  - Part Location
    61
  - Preliminary Steps
    61
  - Procedure
    62
- Speaker, Internal
  66
  - Tools
    66
  - Part Location
    66
  - Preliminary Steps
    66
  - Procedure
    67
- Fan
  68
  - Tools
    68
  - Part Location
    68
  - Preliminary Steps
    68
  - Procedure
    69
- Power Supply Insulators
  71
  - Tools
    71
  - No tools are required for this procedure.
    71
  - Part Location
    71
  - Preliminary Steps
    71
  - Procedure
    72
- Fan Retainer Bracket (under fan)
  73
  - Tools
    73
  - Part Location
    73
  - Preliminary Steps
    73
  - Procedure
    74
- Fan Gasket
  76
  - Tools
    76
  - No tools are required for this procedure.
    76
  - Part Location
    76
  - Preliminary Steps
    76
  - Procedure
    77
- Cap, Neck Spoke Retainer
  78
  - Tools
    78
  - Part Location
    78
  - Preliminary Steps
    78
  - Procedure
    79
- Chassis (Faraday Cage)
  81
  - Tools
    81
  - Part Location
    81
  - Preliminary Steps
    81
  - Procedure
    82
- Antenna, Wireless
  86
  - Tools
    86
  - Part Location
    86
  - Preliminary Steps
    86
  - Procedure
    88
  - Replacing the AirPort Antenna
    89
  - Procedure
    89
- Housing, Outer Shell, Plastic
  91
  - Tools
    91
  - Part Location
    91
  - Preliminary Steps
    91
  - Procedure
    93
- Display, 20" Flat Panel
  96
  - Tools
    96
  - Part Location
    96
  - Preliminary Steps
    96
  - Procedure
    97
  - Replacing the EMI Panel Gaskets
    102
  - Tools
    102
  - Procedure
    102
- Display, 17" Flat Panel
  104
  - Tools
    104
  - Part Location
    104
  - Preliminary Steps
    104
  - Procedure
    105
    - Replacing the 17"Display Panel
      109
- Display, 15" Flat Panel
  111
  - Tools
    111
  - Part Location
    111
  - Preliminary Steps
    111
  - Procedure
    112
- Inverter, 20" Display
  117
  - Tools
    117
  - Part Location
    117
  - Preliminary Steps
    117
  - Procedure
    118
- Inverter, 17" Display
  119
  - Tools
    119
  - Part Location
    119
  - Preliminary Steps
    119
  - Procedure
    120
- Inverter, 15" Display
  122
  - Tools
    122
  - Part Location
    122
  - Preliminary Steps
    122
  - Procedure
    123
- Panel Shield, 15" Display
  124
  - Tools
    124
  - Part Location
    124
  - Preliminary Steps
    124
  - Procedure
    125
- LED, 20" and 17" Displays
  128
  - Part Location
    128
  - Preliminary Steps
    128
- Microphone, 20" and 17" Displays
  129
  - Part Location
    129
  - Preliminary Steps
    129
- Back Cover, 20" Display
  130
  - Tools
    130
  - Part Location
    130
  - Preliminary Steps
    130
  - Procedure
    131
- Back Cover, 17" Display
  134
  - Tools
    134
  - Part Location
    134
  - Preliminary Steps
    134
  - Procedure
    135
- Back Cover, 15" Display
  136
  - Tools
    136
  - Part Location
    136
  - Preliminary Steps
    136
  - Procedure
    137
- Neck Extension Identification
  138
  - Neck Identification Table
    139
    - Neck Assemblies KBase Article
      139
- Neck Assembly, 20" and 17" Displays
  140
  - Tools
    140
  - Part Location
    140
  - Preliminary Steps
    140
  - Procedure
    141
- Neck Assembly, 15" Display
  142
  - Tools
    142
  - Part Location
    142
  - Preliminary Steps
    142
  - Procedure
    143
Troubleshooting
145
- General Information
  146
  - Overview:
    146
  - Important Things to Remember:
    146
  - Logic Board, Top
    148
  - Logic Board, Bottom
    149
  - I/O Ports
    150
  - The PMU Chip
    150
  - Resetting the PMU on the Logic Board
    151
  - Diagnostic Test Points
    152
  - Logic Board Battery
    153
    - Testing the Battery
      153
  - Thermal Paste Application
    155
    - Tools
      155
    - Paste Location
      155
    - Procedure
      156
  - Thermal Pad Replacement Instructions
    157
- Symptom Charts
  158
  - How to Use the Symptom Charts
    158
  - Apple Hardware Test
    158
  - Error Codes
    158
- No Power
  159
  - No fan, no hard drive noise, and the screen is black.
    159
- No Video
  161
  - Screen is dark, fan is running and the hard drive is spinning. You may hear the startup chime as ...
    161
- No LED
  162
  - LED on the 17-inch display bezel does not light up
    162
- LED on the 15-inch display bezel does not light up
  162
- Display Tilt
  163
  - Screen tilts to the left or the right even after a manual adjustment.
    163
  - When displaying a single color over the screen area, the LCD panel shows one or more pixels that ...
    165
- Hard Drive
  166
- Optical Drive
  167
- Sound Out
  168
  - No sound from either internal or external speakers
    168
- Sound In
  169
  - No sound is recorded
    169
- Error Beep(s)
  170
  - Computer beeps at startup.
    170
- Modem
  171
  - No modem dial tone
    171
- I/O Ports
  172
  - Difficulty Plugging in an Ethernet Cable
    172
Upgrades
173
- Memory, SO-DIMM
  174
  - Tools
    174
  - Part Location
    174
  - Procedure
    175
    - Opening the Computer
      175
  - Installing the Memory Module
    178
  - Closing the Computer
    179
- AirPort Extreme Card
  180
  - Tools
    180
  - Part Location
    180
  - Opening the Computer
    181
  - Installing the AirPort Extreme Card
    184
  - Closing the Computer
    185
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Servicehandbuch

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