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ATX12V Specific Guidelines 2.3
12.2
Figure 28.
Physical Dimensions - REQUIRED
Power Supply Dimensions for Chassis that does not Require Top Venting
Air inlet grill, 55% open area.
53 REF
WIRE HARNESS
16 REF
150 REF
4.0X6
(2X)
20.0
(2X)
Optional air
inlet area.
146.0
140 REF
Optional air
inlet area.
Preferred locations of
manufacturer label
138.0
86 REF
No. 6-32 UNC-2B THREADED HOLE (4X)
See Note 4.
Notes; unless otherwise
specified:
1. Dimensions are in mm.
2.
Drawing is not to scale.
64.0
3. Tolerances:
X +/- 1
X.X +/- 0.5
4. If a wire grill is required
for acoustics or thermals,
the grill and screws must
16.0
be flush mounted.
6.0 (2X)
74.0
114.0
6.0
psu_grills
72
ATX12V Specific Guidelines 2.3
Figure Supply Dimensions for Chassis that Require Top Venting
53 REF
WIRE HARNESS
11.0 x 5.0 cutouts (4X);
min 6.0 clearance under
cutout from inside top cover.
150 REF
4.0X6
16 REF
20.0
(2X)
94.0
5.0
Area on top surface
inside dotted lines should
have 60% minimum open
area for proper venting.
Eight rectangular holes
are for air duct mounting
to direct airflow across
processor heatsink.
See Note 5.
Preferred location of
manufacturer label
146.0
140 REF
80.0
5.0
45.0
8.0
No. 6-32 UNC-2B THREADED HOLE (4X)
114.0
138.0
See Note 4.
86 REF
9.0 x 3.2 cutouts (4X);
min 5.0 clearance under
cutout from inside top cover.
Notes; unless otherwise specified:
1. Dimensions are in mm.
2.
Drawing is not to scale.
3. Tolerances:
X +/- 1
X.X +/- 0.5
4. If a wire grill is required
64.0
for acoustics or thermals,
the grill and screws must
be flush mounted.
5. Bottom side (not pictured)
may be user-accessible in
final system installation.
Cover openings as
16.0
necessary to prevent
6.0 (2X)
access to non-SELV
circuitry and to meet product
safety requirements.
74.0
114.0
6.0
psu_duct_mount
73
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