Figure E-5. Bolster Plate Assembly, 1/2
13
4
5678
B
C
D
A
123
4
5678
B
C
D
A
2200 MISSION COLLEGE BLVD.
P.O. BOX 58119
SANTA CLARA, CA 95052-8119
R
0.2 A B
REVISION HISTORY
ZONE REV DESCRIPTION DATE APPR
-01
TOOLING RELEASE
4/8/15
02
1.UPDATED NOTE #8 TO LOWER PULLOUT FORCE FROM 225 LBF TO 60 LBF
2. ROLLED ASSEMBLY PART NUMBER FROM -001 TO -002
.
4/15/15
PG2 B6
03
1. MODIFIED NOTE 4 CALL-OUT SYMBOL FOR CRITICAL TO
FUNCTION DIMENSIONS.
2. ROLLED ASSEMBLY PART NUMBER FROM -002 TO -003,
BASED ON UPDATED SPRING, COLLAR AND M4 STUD CHANGES.
3. DIMENSION CHANGED FROM 72.7MM TO 72MM
5/6/15
PG2 A7 04
1. REMOVED DIMENSION.
5/12/15
PG2 5C 05
1. MOVED CTF CALLOUT TO FEATURE CONTROL FRAME.
5/22/15
06
1. CHANGED STUD PART NUMBER IN SPRING.
2. CHANGED BOLSTER HOLE DIAMETER UNDER SPRINGS.
6/9/15
PG2 D5
07
1. CHANGED DATUM B REFERENCE FROM NUT TO SMALL GUIDE POST
2. ROLLED THE PART DASH NUMBER FROM H77470-004 TO H77470-005
3. UPDATED NOTE 8 TO REMOVE PUSHOUT FORCE REQUIREMENT
4. ADDED NOTE 14
8/28/15
PG1 B3
PG2 C6
08
1. ROLLED DASH NUMBER FROM H77470-005 TO H77470-006 BASED ON
INSULATOR HOLE DIAMETER CHANGE
2. ADDED NOTE 15 AND 16
3. CHANGED POSITION TOLERANCE FROM 0.1 TO 0.25.
10/20/15
PG1 B3
PG2 B3
09
1. ROLLED DASH NUMBER FROM H77470-006 TO H77470-007 BASED ON
NEW SPRING ASSEMBLY (DECREASED SPRING STUD LENGTH) AND
PRECONDITIONING NOTE 17.
12/7/15
PG2 A1 10
1. REMOVED CTF DIMENSION AND CHANGED TO A REFERENCE DIMENSION.
2/11/16
PG2 D7
PG2 B3
PG1 C2
11
1. CHANGED DATUM B TO THE CORNER STANDOFFS. MEASUREMENTS TAKEN
FROM THE CENTER OF THE PART.
2. CHANGED PRE-CONDITIONING PUSH DISTANCE FROM 2.8 TO 3.1.
3. CHANGED NOTE #8 FROM PULLOUT FORCE FROM 60 LBF TO 100 LBF.
4. REMOVED COSMETIC REVISION OFF THE PART.
5. INCREASED TRUE POSITION TOLERANCES FOR GUIDE POSTS, CORNER
STANDOFFS AND SPRING STUDS.
6. ROLLED ASSY DASH NUMBER FROM H77470-007 TO H77470-008 BASED ON NEW
SPRING ASSEMBLY NUMBER (ADDED HARDNESS REQUIREMENT ON SPRING STUD).
6/3/16
PG2 D7
PG2 C5
PG2 A4
PG2 B3
12
1. CHANGED LOCATION OF CTF SYMBOL FROM GUIDE POSTS TO CORNER STANDOFFS.
2. ADDED BACK CTF SYMBOL ON THE CENTER STUD DIMENSION.
3. REMOVED CTF SYMBOL ON THE SPRING STUD TO BOLSTER FRAME GAP DIMENSION.
4. REMOVED COSMETIC TEXT "PRE-PRODUCTION" FROM ASSEMBLY.
7/18/16
H77470 1 12
DWG. NO SHT. REV
SHEET 1 OF 2
DO NOT SCALE DRAWING
SCALE: 2:1
12H77470D
REV
DRAWING NUMBER
SIZE
KNL BOLSTER PLATE ASSEMBLY
TITLE
DEPARTMENT
SEE NOTESSEE NOTES
FINISHMATERIAL
DATEAPPROVED BY
-
9/18/15
DATECHECKED BY
8/16/13
DATEDRAWN BY
8/16/13
DATEDESIGNED BY
DIMENSIONS ARE IN MILLIMETERS
THIRD ANGLE PROJECTION
REVISION HISTORY
ZONE REV DESCRIPTION DATE APPR
--- -
NOTES; UNLESS OTHERWISE SPECIFIED:
1. REFERENCE DOCUMENTS
ASME Y14.5M-2009 - STANDARD DIMENSION AND TOLERANCES
164997 - INTEL MARKING STANDARD
2. FEATURES NOT SPECIFIED ON DRAWING SHALL BE CONTROLLED BY 3D CAD DATABASE.
FOR FEATURES NOT EXPLICITLY TOLERANCED:
(BASIC DIMENSIONS FROM THE 3D CAD DATABASE)
3 MARK ASSEMBLY PART APPROXIMATELY WHERE SHOWN PER INTEL MARKING STANDARD
(164997) WITH ADDITIONAL INFORMATION:
A) ASSEMBLY VENDOR ID
B) DATE CODE
C) DISPLAYED TEXT
D) DISPLAYED PIN-1 MARKING
4 DIMENSIONS MARKED ARE CRITICAL TO FUNCTION DIMENSION (CTF). FOR PRODUCTION QUALIFICATION
INDICATED DIMENSION REQUIRES CP/CPK STUDY BASED ON A RANDOM 30 PART SAMPLE OF A 300 PART MINIMUM
LOT PER CQC.
5 ALL STUDS/RIVETS/POSTS/WELDS TO BE FLUSH TO THIS SURFACE, +0.00 / -0.25
6 SPRING RIVETS (INDIVIDUAL):
- PULLOUT FORCE > 500N (112LBF)
- FAILURE MODES: MUST NOT SHEAR, DEFORM, STRIP, OR CRACK BELOW FORCE LIMIT.
- LIMITS BASED ON 3 SIGMA DISTRIBUTION
- RIVET HEAD SOLID HEIGHT MUST BE GREATER THAN OR EQUAL TO SPRING TOP SURFACE.
7 NUT/COLLAR SEPARATION FORCE
- PUSHOUT FORCE > 222N (50LBF)
- LIMITS BASED ON 3 SIGMA DISTRIBUTION
8 CORNER STANDOFF SEPARATION FORCE
-PULLOUT FORCE > 445N (100LBF)
-TORQUE OUT > 2.25 N-m (20IN-LBF)
9. CLEAN AND DEGREASE BACKPLATE ASSEMBLY BEFORE ATTACHING INSULATION.
10. AFTER APPLICATION THE INSULATOR MUST BE FREE OF BUBBLES, POCKETS, CREASES, AND
ANY OTHER DEFORMATIONS.
11. FINAL ASSEMBLY SHALL BE FREE OF OIL AND DEBRIS.
12 PRESS FIT BOLSTER-LEC GUIDE PIN (H78231) INTO BOLSTER PLATE ASSEMBLY. MUST HAVE PIN FLUSH
WITH BOLSTER FLANGE.
13 POST SEPARATION FORCE (INDIVIDUAL):
- PUSHOUT FORCE > 89N (20LBF)
- FAILURE MODES: MUST NOT SHEAR, DEFORM, STRIP, OR CRACK BELOW FORCE LIMIT.
14 BACKPLATE ASSEMBLY (H77469) TO BOLSTER PLATE ASSEMBLY STUD/NUT MUST BE ABLE TO
ENGAGE WITH MOTHERBOARD THICKNESS' IN THE RANGE OF 1.42MM-2.59MM (0.056"-0.102").
15 FLATNESS MUST BE MEASURED IN THE UNCONSTRAINED STATE. ALL OTHER CTF MEASUREMENTS
CAN BE MEASURED IN A CONSTRAINED STATE.
16 WHEN INSTALLING BOLSTER PLATE TO BACKPLATE (H77469) THERE MUST BE NO THREAD SHAVINGS WHEN
ASSEMBLING 2 CYCLES IN ANY SEQUENCE, OR 6 CYCLES WHEN SEQUENCING IS IMPLEMENTED. SEQUENCING
SHOWN ON PAGE 2. NO DEBRIS (ANYTHING GREATER THAN 0.5MM DIAMETER OR LENGTH) IS MEASURED WITH
NAKED EYE AT 2 FEET AWAY, WITH DIRECT OVERHEAD LIGHTING UNDER COOL WHITE FLOURESCENT LIGHT
CONDITIONS (60-120 FT-CANDLES (645-1293 LUX) OR EQUIVALENT). VIEWING TIME SHALL BE ONE VISUAL
PASS OF 5-7 SECONDS FOR EACH SURFACE.
17 SEE PRE-CONDITIONING REQUIREMENT DETAILS ON PAGE 2 ZONE B-3.
7X
2X
2X
4X
10
3X
1
3
7
8
9
2
5
4
6
C
C
C
C
C
PARTS LIST
DESCRIPTIONPART NUMBER
ITEM NO
QTY
KNL BOLSTER PLATE ASSEMBLYH77470-008TOP
KNL BOLSTER CORNER STANDOFFH77926-00512
KNL BOLSTER LARGE GUIDE POSTG94443-00321
KNL BOLSTER LEC GUIDE PINH78231-00432
KNL BOLSTER PLATEG93727-00541
KNL BOLSTER PLATE INSULATORG93729-00251
KNL BOLSTER SMALL GUIDE POSTG93935-00361
KNL SPRING ASSEMBLYH37308-00972
SKT-P-KNL, SPRING RIVETH19325-00184
SOCKET P M3 BOLSTER CAPTIVE NUTH19328-00297
SOCKET P M3 BOLSTER CAPTIVE NUT COLLARH19329-003103
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