Supermicro PIIISEA, Руководство пользователя

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Chapter 2: Installation
2-9
Installation
CD Headers
There are two CD headers of dif-
ferent sizes on the motherboard
for audio CD playback. You must
connect an audio cable from your
CD player to the header that fits
your cable's connector. Refer to
Table 2-13 for pin definitions.
Table 2-13
Audio CD Header Pin Definitions
(CD, CD_1)
Pin
N u m b e r
1
2
3
4
Definition
Right Stereo Signal
G r o u n d
G r o u n d
Left Stereo Signal
Overheat LED (JOH)
The JOH header is used to con-
nect an LED to provide warning of
c h a s s i s o v e r h e a t i n g . R e f e r t o
Table 2-14 for pin definitions.
Pin
N u m b e r
1
2
Definition
1 2 V D C
OH Active
Table 2-14
Overheat LED
Pin Definitions (JOH)
Chassis Intrusion
The Chassis Intrusion header is lo-
cated on JL1. See the board layouts
in Chapter 1 for its location. See
Table 2-15 for pin definitions.
Pin
N u m b e r
1
2
Definition
Intrusion Input
G r o u n d
Table 2-15
Chassis Intrusion
Pin Definitions (JL1)