Intel D845GBV Product Supplement Document for the Intel Desktop Board D845GBV - Page 26

I/O Shield

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Product Supplement Document for the Intel Desktop Board D845GBV 2.4 I/O Shield The back panel I/O shield for the Desktop Board D845GBV must meet specific dimension and material requirements. Systems based on this Desktop Board need the back panel I/O shield to pass emissions (EMI) certification testing. Figure 7 shows the critical dimensions of the I/O shield. Dimensions are given in inches [millimeters], to a tolerance of ±0.020 inches [0.508 millimeters]. The figure also indicates the position of each cutout. Design considerations for I/O shields relative to chassis requirements are described in the ATX specification. For information about Obtaining the ATX specification Refer to Technical Product Specification for Intel Desktop Boards using the Intel 845G Chipset. # INTEGRATOR'S NOTE An I/O shield compliant with the ATX chassis specification 2.03 is available from Intel. 6.390 REF [162.300] 0.884 [22.450] 0.276 [7.012] 0.000 [0.000] 0.465 [11.811] 0.567 [14.400] 0.787 0.010 TYP [20 0.254] 3x Dia 0.039 [1.000] 0.063 0.005 [1.600 0.120] 3x Dia 0.330 [8.380] 8X R0.5 MIN A 0.519 [13.190] 0.027 [0.690] 0.465 [11.810] 0.472 [12.000] 0.000 [0.000] 0.447 [11.345] 1.195 [30.360] 1.807 [45.892] 2.081 [52.854] 3.219 [81.768] 4.840 [122.950] 5.771 [146.577] Pictorial View Figure 7. I/O Shield Dimensions OM11487 26

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Product Supplement Document for the Intel Desktop Board D845GBV
26
2.4 I/O Shield
The back panel I/O shield for the Desktop Board D845GBV must meet specific dimension and
material requirements.
Systems based on this Desktop Board need the back panel I/O shield to
pass emissions (EMI) certification testing.
Figure 7 shows the critical dimensions of the I/O
shield.
Dimensions are given in inches [millimeters], to a tolerance of ±0.020 inches
[0.508 millimeters].
The figure also indicates the position of each cutout.
Design considerations for I/O shields relative
to chassis requirements are described in the ATX specification.
For information about
Refer to
Obtaining the ATX specification
Technical Product Specification for Intel Desktop
Boards using the Intel 845G Chipset
.
#
INTEGRATOR
’
S NOTE
An I/O shield compliant with the ATX chassis specification 2.03 is available from Intel.
OM11487
0.063
0.005
[1.600
0.120]
8X R0.5 MIN
0.472
[12.000]
0.465
[11.810]
0.027
[0.690]
0.519
[13.190]
3x Dia 0.330 [8.380]
6.390
[162.300]
0.787
0.010
TYP [20
0.254]
3x Dia 0.039 [1.000]
0.884
[22.450]
0.276
[7.012]
0.465
[11.811]
0.567
[14.400]
0.000
[0.000]
0.000
[0.000]
1.807
[45.892]
2.081
[52.854]
3.219
[81.768]
4.840
[122.950]
5.771
[146.577]
A
Pictorial
View
0.447
[11.345]
1.195
[30.360]
REF
Figure 7.
I/O Shield Dimensions