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IMAC DV, IMAC DV SPECIAL
- page 190
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190
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501 pages, 20.12 Mb
Take Apart
Power/Analog/Video Board - 105
One way to quicky identify
an LG CRT is by the black
sticker located on the left
side of the CRT. The sticker
covers the LG label.
Contents
Main
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Overview
Product Description
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New Technologies
AirPort Wireless Networking
FireWire
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iMac Models Comparison
L2 Cache
CPU Speed
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Repair Strategy/Warranty
Strategy and Ordering
USA Ordering
Warranty
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Introduction
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Introduction
Troubleshooting Block Diagram - 2
Block Diagram
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Testing for Power
At the AC Outlet
At the Logic Board
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Testing the Power/Analog Board Fuse
The PMU Chip
Resetting the PMU on the Logic Board
Power-On Self Test
iMac
Procedure
Products affected
Verifying a Defective Power/Analog/Video Board
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Power Button
Table 2: Keyboard Button Functionality
Table 1: iMac Power On Button Functionality
Logic Board Battery
Ejecting a CD or DVD Disc, Part 1
Ejecting a CD or DVD Disc, Part 2
HFS Plus Formatted Drives
Testing the Modem
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Symptom/Cure Tables:Startup Problems Before the Finder Appears
No Power
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No Video or Unstable Raster
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Gray Screen
Error Beep(s)
Flashing Question Mark
System Hangs During Boot
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Symptom/Cure Tables: System Problems After Startup
System Hangs
Distorted Video
Thin White Line
Tinting Video
Garbage Video
Intermittent Shut Down or Sleep
Memory Error Dialog
Cant Wake From Sleep
Network Problems
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CD-ROM or DVD-ROM Wont Eject
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CD-ROM or DVD-ROM Not Showing on Desktop
Hard Drive Problems
Sound Out Problems
Sound In Problems
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USB Problems
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Cursor Problems
USB Printer Problems
Networked Printer Problems
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Tools
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AirPort Card
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CD-ROM / DVD-ROM
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Manual Eject Button
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Hard Drive
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Logic Board
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Identifying 350 MHz Logic Boards (661-2210)
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Identifying the 400 MHz Logic Boards
Down Converter Board
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Replacing the CRT
CRT Notice, July 2005
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Switch Settings for the LG CRT
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Adjustment Tools
Light Meter Setup
Model R77
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Focus Adjustment
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White Balance
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S Correction Adjustment
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Sticking Power Button
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Inner Bezel Sanding
Reimbursement Procedure
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iMac
Procedure
Products affected
Verifying a Defective Power/Analog/Video Board
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CRT Switch Settings on the Rev. 2 Analog Board
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CD-ROM / DVD-ROM
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Manual Eject Button
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Hard Drive
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Logic Board
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Identifying 350 MHz Logic Boards (661-2210)
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Identifying the 400 MHz Logic Boards
Down Converter Board
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Inner Bezel Sanding
Reimbursement Procedure
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Memory
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Exploded View 1
iMac, iMac DV, iMac Special Edition Exploded View
Click part to go to parts database (only in html version).
Exploded View 2
Colored Service Parts
Click part to go to parts database (only in html version).
Exploded View 3
Cable Locator
Click part to go to parts database (only in html version).
Exploded View 4
Screw Matrix
Identifying 350 MHz Logic Boards