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H8DCE-HTe User's Manual
Overheat LED
Connect an LED to the JOH header to
provide warning of chassis overheat-
ing. See the table on the right for pin
defi nitions.
CD1 Header
The 4-pin CD1 header allows you to
use the onboard sound for audio CD
playback. Connect the audio cable
from your DC derive to this header.
See the table on the right for pin
defi nitions.
AUX1 Header
The 4-pin CD1 header allows you to
use the onboard sound for audio CD
playback. Connect the audio cable
from your DC derive to this header.
See the table on the right for pin
defi nitions.
3rd Power Supply Alarm
Header
Connect a cable from your power
supply to JPWF to provide you with
warning of a power supply failure.
The warning signal is passed through
the PWR_LED pin to indicate a power
failure. See the table on the right for
pin defi nitions.
Overheat LED
Pin Defi nitions (JOH)
Pin#
1
2
Pin Defi nitions
Pin#
Defi nition
1
Right Signal
2
Ground
3
Ground
4
Left Signal
Pin Defi nitions
Pin#
Defi nition
1
Right Signal
2
Ground
3
Ground
4
Left Signal
3rd Power Supply
Alarm Header
Pin Defi nitions (JPWF)
Pin#
Defi nition
1
P/S 1 Fail Signal
2
P/S 2 Fail Signal
3
P/S 3 Fail Signal
4
Reset (from MB)
Note: This feature is only available when using
redundant power supplies.
2-14
Defi nition
12VDC
OH Active
CD1
AUX1
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