Apple iMac DV Service Manual

K
Service Source
iMac, iMac DV, iMac DV+,
iMac DV Special Edition
Updated 11 July 2005
K
Service Source
Basics
iMac, Mac DV, iMac DV+, iMac
DV Special Edition
Basics Overview - 1
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 new colors: indigo, ruby, sage, graphite, and snow. The new iMacs offer several new, unique features, including increased processor speed and hard disk storage, a new keyboard an optical sensor mouse.
Basics New Features - 2
New Features
Processor Speed
There are four shipping configurations: 350, 400, 450, and 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)
Basics New Features - 3
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
Basics New Features - 4
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 with 15 function keys and separate groups of numeric keypad and editing keys.
There is no power key on this keyboard.
Note:
Basics New Features - 5
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.
Basics New Features - 6
Logic Board: iMac DV Special Edition, 500 MHz
Basics Repair Strategy/Warranty - 7
Repair Strategy/Warranty
Strategy and Ordering
The iMac computers (Summer 2000) include a 1-year complimentary carry-in warranty. Service the computer 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).
The parenthetical product description (Summer
Note:
2000) refers to the summer of the Northern Hemisphere.
Basics Repair Strategy/Warranty - 8
Apple-service providers planning to support the computer systems covered in this manual may purchase Service modules and parts to develop servicing capability. To order parts, use the AppleOrder (U.S. only) or ARIS (Canada only) 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, including orders placed through the AppleOrder (U.S. only) or ARIS (Canada only) system.
Basics Repair Strategy/Warranty - 9
USA Ordering
U.S. Service providers not enrolled in AppleOrder may fax their orders to Service Provider Support (512-908-
8125) 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).
Basics Repair Strategy/Warranty - 10
Canadian Ordering
Canadian service providers not enrolled in ARIS may fax their orders to Service Provider Support in Canada (800­903-5284).
For Canadian inquiries, please call Service Provider Support (800-217-9517).
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Service Source
T ak e Apart
iMac, iMac DV, iMac DV+, iMac
DV Special Edition
Take Apart - 1
Important: Take Apart Information
The Take Apart procedures for the iMac computers (Summer
2000) are identical to take apart procedures for the slot loading iMac computers. The slot loading iMac is referenced in all the pictures in this chapter.
The parenthetical product description (Summer
Note:
2000) refers to the summer of the Northern Hemisphere.
Important:
the power/analog/video board and CRTs. Refer to the take apart sections for the power/analog/video board and the CRT for additional information.
The only noticeable
internal
differences are with
Take Apart - 2
Tools
The following tools are recommended for the take apart procedures:
• phillips screwdriver (#1 and #2)
• a stubby (short) phillips screwdriver
• plastic flatblade screwdriver to release tabs on plastic housing
• jeweler’s screwdriver
• CRT discharge tool
• needlenose pliers
• ESD mat
Take Apart Bottom Housing With Flip Foot - 3
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.
Take Apart Bottom Housing With Flip Foot - 4
1. Using a plastic flatblade
screwdriver, remove the VGA vented cover.
2. Remove the two screws
near the flip foot.
Take Apart Bottom Housing With Flip Foot - 5
3. Remove the video out
access door from the bottom housing.
Take Apart Bottom Housing With Flip Foot - 6
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 foot.
Take Apart Bottom Housing With Flip Foot - 7
5. Pull the bottom housing
off the computer.
Take Apart Bottom Housing With Flip Foot - 8
Bottom Housing Replacement Note
1. Align the three tabs on
the bottom housing with the tab slots on the front outer bezel.
Ensure that the center tab is properly aligned or CDs and DVD discs may not eject from the slot.
2. Lower the bottom
housing into place and replace the screws.
Take Apart EMI Cover - 9
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.
Take Apart EMI Cover - 10
1. Remove the six screws
on the EMI cover.
Take Apart EMI Cover - 11
2. Lift the EMI cover off the
computer.
Note:
Be careful of the
VGA output port.
Take Apart EMI Cover - 12
Replacement Note:
Position the rear of the EMI cover into place first, positioning the EMI cover over the video port (if present). Continue lowering the cover into place by gently squeezing in on both sides, as you lower the cover into position.
Take Apart SDRAM DIMM - 1 3
SDRAM DIMM
Before you begin, position the computer face down, resting the CRT on an ESD mat or other soft surface.
Take Apart SDRAM DIMM - 1 4
1. With a flatbade
screwdriver or coin, turn the colored latch counterclockwise on the access door.
2. Pull the access door
down to open.
Take Apart SDRAM DIMM - 1 5
3. Push down on the plastic
tabs to release the SDRAM module(s).
4. Carefully lift the SDRAM
from the slot.
Note:
Remove installed SDRAM from the logic board before returning the logic board to Apple.
Take Apart AirPort Card - 16
AirPort Card
Before you begin, position the computer face down, resting the CRT on an ESD mat or other soft surface.
If the AirPort Card is
Note:
not installed, a protective antenna cap will be attached to the antenna.
Take Apart AirPort Card - 17
1. With a flatbade
screwdriver or coin, turn the colored latch to open the access door.
The antenna and AirPort Card will be visible when you open the access door.
If the AirPort
Note:
card is not installed, a clear protective antenna cap will be attached to the antenna.
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