User's Manual

Mechanical Drawings
Thermal and Mechanical Design Guidelines 31
Figure 12. (G)MCH Reference Heatsink for ATX Platforms – Sheet 1
2X 58.6
2.307[]
2X 80
3.150[]
47
1.850[]
36
1.417[]
8X 2.7 0.15
.106
.005[]
7X E Q UA L
SPACING
TYP 63.7 5 0.15
.148
.005[]
TYP 35.5
1.398[]
2X 648 0.15
1.890
.005[]
2X
659.28
0.15
2.334
.005[]
4
.157[]
16X 1.2 0.15
.047
.005[]
14X EQ UAL
SPACING
30.5
1.201[]
NO TES: 1. THIS DRAW ING TO BE USED IN CO NJUNCTIO N W IT H SUPPLIED 3D DAT ABASE FILE. ALL DIMENSIO NS AND TO LERANCES O N THIS DRAW ING TAKE PRECEDENCE OVER SUPPLIED FILE AND ARE APPLICABLE AT PART FREE, UNCONSTRAINED STATE UNLESS INDICATED O THERW ISE. 2. TO LERANCES O N DIMENSIO NED AND UNDIMENSIONED FEATURES UNLESS OTHERW ISE SPECIFIED: DIMENSIO NS ARE IN MILLIMETERS. TO LERANCES: LINEAR 0.25 ANG ULAR 1 3. M A T ERIA L: 6063-T 5 ALUM INUM 4. FINISH: NO NE
5 MARK PART W ITH INTEL P/N AND REVISIO N APPRO X
W HERE SHOW N PER INTEL MARKING STANDARD 164997
6 CRITICAL TO F UNCTIO N DIMENSIO N
7. EDGES SHOW N AS SHARP R 0.1 MAX. 8. TO O LING REQ UIRED T O MAKE THIS PART SHALL BE THE PROPERTY OF INTEL, AND SHALL BE PERMANENTLY MARKED W ITH INTEL'S NAME AND APPROPRIATE PART NUMBER. 9. ALL SECO NDARY UNIT DIMENSIO NS ARE FO R REFERENCE O NLY. 10. ALL DIMENSIONS SHOW N SHALL BE MEASURED FOR FAI 11. REMOVE ALL BURRS OR SHARP EDGES AROUND PERIMETER OF PART. SHARPNESS OF EDGES SUBJECT TO HANDLING ARE REQ UIRED TO M EET UL1439 TEST.
SEE DET AIL A
SEE DETAIL B
FULL ROUND
SEE DET AIL A
SEE DETAIL B