B-2
Computer Group Literature Center Web Site
Thermal Validation
B
refers to the temperature at the top, center surface of the component. Air
temperature refers to the ambient temperature near the component.
Figure B-1. Thermally Significant Components—Primary Side
Table B-1. Thermally Significant Components
Reference
Designator
Generic Description
Max. Allowable
Component
Temperature
(deg. C)
Measurement
Location
U8
Perntium-4 Mobile CPU
100
°
C (Tj)
U8
U27
875P MCH
95
°
C (Tj)
U27
4263 0304
J5
J3
J2
J1
PMC2
U27
J13
U28
U22
J9
J5
J8
RST
U18
USB
J14
U30
HS
PMC1
J11
J7
J10
J6
J12
J18
U25
U26
U29
U21
U23
J17
COM1
J16
ENET