G3 Disassembly

Service Sour K

iMac , iMac DV, iM DV+, iMac DV Specia Editio

© 2001 Apple Computer, Inc. All rights reserv

Service Sour K

Basic

iMac, Mac DV, iMac DV+, iMa DV Special Editi

Overview

Product Description

The new iMac models are available in four models: iMac, iMac DV, iMac DV+, and the iMac DV Special Edition. And, there five n colors: indigo, ruby, sage graphite, and snow. The new iMacs offer several new, unique features, including increased processor speed and hard disk storage, a ne keyboard an optical sensor mouse.

New Features

Processor Speed

There are four shipping configurations: 350, 400, 450 500 MHz, designed around the PowerPC G3 microprocessor.

• 350 MHZ (iMac)
• 400 MHz (iMac DV)
• 450 MHz (iMac DV+)
• 500 MHz (iMac DV Special Edition)

Memory

• 64 MB SDRAM
• 128 MB SDRAM of PC-100 SDRAM (168-pin, running at 125 MHz (8 ns) or faster

The RAM slots can support up to 512 MB each for a maximum total of 1 GB.

Hard Disk Storage

• 7 GB EIDE
• 10 GB EIDE
• 20 GB EIDE
• 30 GB EIDE

CD-ROM or DVD-ROM Drive

• 24x-speed, slot-load, ATAPI CD-ROM drive
• 6x-speed, slot-load, ATAPI DVD-ROM drive

Graphics Support

• The graphics controller IC is an ATI RAGE 128 Pro

Keyboard

• The computer comes with a new full-size keyboard wi 15 function keys and separate groups of numeric keypa and editing keys.

Note:

There is no power key on this keyboard.

Mouse

• The computer comes with a new mouse. The mouse is a new design and uses optical tracking in place of the traditional rolling ball.

Logic Board: iMac DV Special Edition, 500 MHz

Repair Strategy/Warranty

Strategy and Ordering

The iMac computers (Summer 2000) include a 1-year complimentary carry-in warranty. Service the compute through module exchange and parts replacement. Customers can request on-site service from an Apple-Authorized Service Provider Plus (AASP+) Apple Assurance (US only), or Apple Canada Technical Answerline (Cananda only).

Note: The parenthetical product description (Summer 2000) refers to the summer of the Northern Hemisphere

Apple-service providers planning to support the compu systems covered in this manual may purchase Service modules and parts to develop servicing capability. To o parts, use the AppleOrder (U.S. only) or ARIS (Canada o system and refer to the iMac Slot Load CD/DVD Service Price Pages.

Large businesses, universities, and K-12 accounts must provide a purchase order on all transactions, includin orders placed through the AppleOrder (U.S. only) or ARI (Canada only) system.

USA Ordering

U.S. Service providers not enrolled in AppleOrder may their orders to Service Provider Support (512-9088125) or mail them to

Apple Computer, Inc. Service Provider Support MS 212-SPS 2323 Ridgepoint Drive Austin, TX 78754

For US inquiries please call Service Provider Support (800-919-2775, option1).

Canadian Ordering

Canadian service providers not enrolled in ARIS may fa their orders to Service Provider Support in Canada ( 903-5284).

For Canadian inquiries, please call Service Provider Support (800-217-9517).

Warranty

US Only

The iMac computers are covered under the Apple One-Year Limited Warranty. The AppleCare Service Plan is also available for these products. Service Providers are reimbursed for warranty and AppleCare repairs. For pricing information, refer to Service Price Pages.

Canada Only

The iMac computers are covered under AppleCare. The Extended AppleCare Service Plan is also available for t products. Service Providers are reimbursed for warran and AppleCare repairs. For pricing information, refer Service Price Pages.

Take Apar

iMac, iMac DV, iMac DV+, iM DV Special Editi

Important: Take Apart Information

The Take Apart procedures for the iMac computers (Summe 2000) are identical to take apart procedures for the loading iMac computers. The slot loading iMac is refere in all the pictures in this chapter.

Note: The parenthetical product description (Summer 2000) refers to the summer of the Northern Hemisphere

Important: The only noticeable internal differences are wit the power/analog/video board and CRTs. Refer to the take apart sections for the power/analog/video board and the for additional information.

Tools

The following tools are recommended for the take apart procedures:

• phillips screwdriver (#1 and #2)
• a stubby (short) phill screwdriver
• plastic flatblade screwdriver to release tabs on plastic housing
• jeweler's screwdriver
• CRT discharge tool
• needlenose pliers
• ESD mat

Procedures

Bottom Housing With Flip Foot

Before you begin, position the computer face down, resting the computer on an ESD mat or other soft surface.

1. Using a plastic flatbla screwdriver, remove the VGA vented cover.

2. Remove the two screws near the flip foot.

3. Remove the video out access door from the bottom housing.

4. Remove the two outer screws located near the video out port.

Replacement Note:

The bottom housing uses two sizes of screws. The two shorter screws attach near the flip fo

5. Pull the bottom housing off the computer.

Bottom Housing Replacement Note

1. Align the three tabs on the bottom housing with the tab slots on the fr outer bezel.

Ensure that the center tab is properly aligne or CDs and DVD discs may not eject from the slot.

2. Lower the bottom housing into place and replace the screws.

EMICover

EMI Cover

Before you begin:

• Position the computer upside down, resting the computer on an ESD mat or other soft surface.
• Remove the bottom housing.

1. Remove the six screws on the EMI cover.

2. Lift the EMI cover off computer.

Note:

Be careful of th

VGA output port.

Replacement Note: Position the rear of the EMI cover into place first, positio the EMI cover over the vide port (if present). Contin lowering the cover into place by gently squeezing i on both sides, as you lower the cover into position.

SDRAM DIMM

Before you begin, position the computer face down, resting the CRT on an ESD mat or other soft surface.

1. With a flatbade screwdriver or coin, turn the colored latch counterclockwise on the access