Service Manuals, User Guides, Schematic Diagrams or docs for : apple Apple iMAC G5_MLB_IMG5_051-6482_RevC
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8 7 6 5 4 3 2 1
CK ENG
1. ALL RESISTANCE VALUES ARE IN OHMS, 0.1 WATT +/- 5%. APPD APPD
2. ALL CAPACITANCE VALUES ARE IN MICROFARADS. REV ZONE ECN DESCRIPTION OF CHANGE
3. ALL CRYSTALS & OSCILLATOR VALUES ARE IN HERTZ.
08/03/04
DATE DATE
C 338723 PRODUCTION RELEASED 08/04/04 ?
D D
PAGE PDF CIRCUIT BLOCK PAGE PDF CIRCUIT BLOCK
1 1 TABLE OF CONTENTS 51 42 EXTERNAL TMDS TRANSMITTER
2 2 SYSTEM BLOCK DIAGRAM 52 43 GPU FRAME BUFFER
3 3 POWER BLOCK DIAGRAM 53 44 FRAME BUFFER TERMINATION
4 4 REVISION HISTORY 54 45 GRAPHICS DDR SDRAM A GRAPHICS
5 5 TABLE ITEMS 55 46 GRAPHICS DDR SDRAM B
6 6 FUNC TEST 56 47 GPU STRAPS
7 7 POWER CONNECTOR / POWER ALIAS 57 48 GPU DAC & CLOCKS
8 8 SIGNAL ALIAS 58 49 GPU DVI & STRAPS
9 9 2.5V VREG 59 50 EXT VGA & TMDS
10 10 1.2V VREG TOP 60 51 U3LITE HYPERTRANSPORT
11 11 3.3V/5V PWRON SWITCHING 62* 52 SHASTA HYPERTRANSPORT
HT
13* 12 SMU 64 53 HYPERTRANSPORT LA CONNECTORS
C 14 13 CPU LOGIC ANALYZER CONNECTOR 73 54 PCI SERIES TERMINATION C
16 14 FAN 1, 2 AND SYSTEM TEMP SENSOR 74* 55 SHASTA PCI
17 15 FAN 3 AND HARD DRIVE TEMP SENSOR 75* 56 BOOT ROM PCI
18 16 I2C CONNECTIONS 76 57 AIRPORT EXTREME
21* 17 INDICATOR LED 77* 58 USB2 PCI
22 18 U3LITE CORE 80* 59 SHASTA DISK
23 19 SHASTA CORE 83 60 DISK CONNECTORS
DISK
24 20 U3LITE MISC 84* 61 SHASTA ETHERNET
25* 21 SHASTA SERIAL 87 62 ETHERNET PHY & CONNECTORS
ETHERNET
26 22 PULSAR POWER 88* 63 SHASTA FIREWIRE
27 23 PULSAR CLOCKS 90 64 FIREWIRE A PHY & CONNECTORS
FIREWIRE
28 24 U3LITE APPLE PI 91* 65 USB HOST INTERFACE
29 25 NEO APPLE PI 92 66 USB DEVICE INTERFACE USB
B 30 26 CPU STRAPS 94 67 MODEM CONNECTOR MODEM B
31 27 NEO POWER & BYPASS PROCESSOR 95* 68 PCM3052 AUDIO CODEC
32 28 CPU BYPASS 96* 69 LINE IN AMP
33 29 CPU VREG 98* 70 LINE OUT AMP
34 30 CPU VREG 100* 71 SPEAKER AMP
AUDIO
35 31 CPU VREG OUTPUT CAPS 101* 72 AUDIO CONNECTORS
36 32 CPU DIODE CONDITIONER 102* 73 AUDIO POWER SUPPLIES
37 33 U3LITE MEMORY 103* 74 S/PDIF TRANSMITTER
38 34 SERIES TERMINATION
40 35 DIMMS MEMORY
44 36 PARALLEL TERMINATION
45 37 PARALLEL TERMINATION DIMENSIONS ARE IN MILLIMETERS
Apple Computer Inc.
METRIC
46 38 VTT VREG XX
A 48 39 U3LITE AGP X.XX
DRAFTER DESIGN CK NOTICE OF PROPRIETARY PROPERTY A
49 40 GPU AGP GRAPHICS X.XXX
ENG APPD MFG APPD
THE INFORMATION CONTAINED HEREIN IS THE PROPRIETARY
PROPERTY OF APPLE COMPUTER, INC. THE POSSESSOR
AGREES TO THE FOLLOWING
I TO MAINTAIN THE DOCUMENT IN CONFIDENCE
50 41 GRAPHICS VREGS (GPU CORE & 1.5V) ANGLES II NOT TO REPRODUCE OR COPY IT
III NOT TO REVEAL OR PUBLISH IN WHOLE OR PART
QA APPD DESIGNER TITLE
DO NOT SCALE DRAWING
* PAGES WHERE MASTER PAGE IS IN A DIFFERENT SCHEMATIC RELEASE SCALE SCH,MLB,IMG5
NONE
SIZE DRAWING NUMBER REV.
MATERIAL/FINISH
NOTED AS D 051-6482 C
THIRD ANGLE PROJECTION APPLICABLE SHT 1 OF 103
8 7 6 5 4 3 2 1
8 7 6 5 4 3 2 1
FREQUENCIES LISTED ARE MAXIMUM DATA TRANSFER RATES SUPPORTED BY U3LITE
U2900
CPU
NEO 10S U1300
U1301
PAGE 29
J5900, J5901
J5902, J5903 SMU RTC
17",20" INVERTER
PAGE 13
TMDS 32-BIT PAGE 13
EXT VGA APPLE PI
D PAGE 59 ELASTIC INTERFACE D
1.2V/900MHZ
J4000
J4001
APPLE PI
MAIN MEMORY
PAGE 28
U4900
U5400, U5401
U3 SERIES
DIMMS PARALLEL
PAGE 37
FRAME 64-BIT GPU 32-BIT
AGP
64/128-BIT
MAIN MEMORY TERM TERM
BUFFER A
FRAME BUFFER
2.6V/540MHZ
8X AGP
PAGE
U3LITE 2.6V/400MHZ
PAGE 38 PAGES 44&45
NV18B/NV34 0.8V/533MHZ
48 CORE
PAGE 54 4X = 1.5V
I/O = 1.5V
PAGE 22
PAGE 49 PAGE 40 J9210/J9220/J9230
MISC HYPERTRANSPORT
PAGE 24 PAGE 60
USB
64-BIT
FRAME BUFFER
CONNECTORS
PAGE 92
2.6V/540MHZ 8-BIT
HYPERTRANSPORT J9400
1.2V/400MHZ To Shasta
MICRODASH MODEM
CONTROL = 2.5V SCCA
U2600 U5500, U5501
CONNECTOR
PULSAR FRAME PAGE 94
POWER CLOCKS BUFFER B I2C J6400
J6401
J9240
BLUETOOTH
C PAGE 26 PAGE 27 PAGE 55
PAGE 18
J6402
1 2 3 4 5
CONNECTOR
C
HT USB PAGE 92
DEBUG PAGE 91
PAGE 64 U7700
U7500 J7600
AIRPORT USB 2.0
BOOTROM EXTREME uPD720101
CONNECTOR PCI
PAGE 75 PAGE 76 PAGE 77
JXXXX
SATA HYPERTRANSPORT
SATA1
EDUCATION: NOT USED
PAGE 74
SATA/150
GOOD,BETTER,BEST: HARD DRIVE CONNECTOR
PCI
PAGE 62
1.2V/1.5GHZ
PAGE 80
SATA
PAGE 83 32-bit PCI (5V-3.3V/33MHz)
U2300
J8302
SATA DEV
SATA2
GPIO/PCI64
FOR DEVELOPMENT ONLY
CONNECTOR SATA/150
SHASTA
PAGE 25
1.2V/1.5GHZ
PAGE 83
PAGE 80
UATA
J8301
J9401
B EDUCATION: HARD DRIVE UATA UATA/133 CORE NCs CTL-LESS / B
GOOD,BETTER,BEST: OPTICAL
CONNECTOR 3.3V/133MHZ PAGE 23 PAGE 91
SOFT MODEM
PAGE 83 ETHERNET FIREWIRE
I2S CONNECTOR
PAGE 25
PAGE 94
PAGE 84 PAGE 88 SCCA SCCB
I2S0 I2S1 I2S2
1394 OHCI (3.3V/98MHz)
8-bit TX & 8-bit RX
GMII (3.3V/125MHz)
8-bit TX/RX
U9500
S/PDIF OPTICAL OUT
J9803
AUDIO CODEC COMBO OUT
CONNECTOR
PCM3052 LINE OUT
PAGE 98
U8700 U9000
AMP LINE OUT
PAGE 95 PAGE 97
10/100 ETHERNET FIREWIRE A
J9801
BCM5221 802A
PAGE 90
SPEAKER
AMP
SPEAKER SYSTEM BLOCK DIAGRAM
LINE IN CONNECTOR
A PAGE 87 0 1
AMP
PAGE 97
PAGE 98 NOTICE OF PROPRIETARY PROPERTY
A
PAGE 97
4 Diff pairs 2 Diff pairs
THE INFORMATION CONTAINED HEREIN IS THE PROPRIETARY
PROPERTY OF APPLE COMPUTER, INC. THE POSSESSOR
AGREES TO THE FOLLOWING
J8700 J9000, J9001
J9800 J9802 I TO MAINTAIN THE DOCUMENT IN CONFIDENCE
ETHERNET FIREWIRE A LINE IN MIC II NOT TO REPRODUCE OR COPY IT
CONNECTOR CONNECTORS CONNECTOR CONNECTOR
III NOT TO REVEAL OR PUBLISH IN WHOLE OR PART
PAGE 87 PAGE 90
SIZE DRAWING NUMBER REV.
PAGE 98 PAGE 98
D 051-6482 C
APPLE COMPUTER INC.
SCALE SHT OF
NONE 2 103
8 7 6 5 4 3 2 1
8 7 6 5 4 3 2 1
SYS_POWERUP_L
SMU
POWER SEQUENCE PIN
PULSAR_POWER_DOWN SMU_PWRSEQ_P1_4 13
MAKE_BASE=TRUE
J700 SYS_POWERUP_L 27 =PULSAR_POWER_DOWN
PAGE 7
POWER CONNECTOR 10
10
TURN_ON_SHASTA_CORE_L
TURN_ON_PP1V2_L
SMU_PWRSEQ_P1_0
SMU_PWRSEQ_P1_1
13
13
D PP24V_RUN PP12V_RUN PP5V_RUN PP5V_ALL PP3V3_RUN SMU_PWRSEQ_P9_5 13 (PWR_GOOD_SB_CORE) D
FW CONN 20" PANEL POWER HDD & OPTICAL PCI BUS SMU_PWRSEQ_P9_6 13 (PWR_GOOD_PP2V5)
20" LCD INVERTER 20" LCD INVERTER AUDIO CODEC
SMU_PWRSEQ_P1_2 13 (TURN_ON_VTT)
5V
PP3V3_ALL
PP3V3_ALL
LINEAR
1
PAGE 11 R331
10K
FW PHY 5%
3.3V SMU
1/16W
MF
2 402
PWR_GOOD_SB_CORE
=PP5V_RUN_CPU 6 7 8 31
PP5V_RUN_AUDIO CPU CORE PP2V5_RUN_CPU_AVDD PP5V_PWRON PP3V3_PWRON PP1V2_SHASTA_CORE
C LINEAR SWITCHER
ALIAS
CPU_AVDD_EN 31
LINEAR FET SWITCH FET SWITCH
GPU CORE
SWITCHER IN C
PAGE 31 PAGE 11 PAGE 11 PAGE 10 IRU3037ACS
PAGE 99 SC2643VX*1
PAGE 33 SC1211*4
2.8V CPU AVDD
5V USB CONN
3.3V ENET PHY SWITCHER 1.2V SHASTA CORE
5V HP/LINEOUT AMP
0.8~1.2V GPUL
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