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26 V7865 Hardware Reference Manual
1.7.3 LED Definitions
Figure 1-5 Front Panel LED Positions
In addition, the front panel LEDs are used to indicate various modes of
operational status that can occur with the V7865. The table below is a summary of
these indications.
LED B
Boot Done,
- BIOS powerup self test (POST) is in
progress, LED is lit (Red LED). Once POST has completed,
LED turns off. Once booting has completed, any VME
‘SYSFAIL’ will cause the LED to turn on.
LED P
Power Good,
- Indicates when all onboard power is
within tolerance (Green LED).
LED H
Drive Activity,
- Indicates hard drive activity on
either one of the SATA or CompactFlash drives (Yellow
LED).
LED T
Thermal Alert
, - When the temperature of the CPU
has exceeded the operating temperature, this LED will be lit
(Red LED).
Reset Switch
Reset, -
Allows the system to be reset from the
front panel.
GbE Active E
thernet Activity,
- This LED will blink when the
Ethernet is linked and active. It will be steady if the Ethernet
is linked with no activity.
GbE Speed E
thernet Speed,
- This LED will indicate at which
speed the Ethernet is running:
• 10Base-T - LED Off
• 100Base-TX - Yellow LED
• 1000Base-T - Green LED
Vita 41.3 GbE A
Rear
E
thernet Activity,
- Same as GbE Active.
Vita 41.3 GbE L
Rear
E
thernet Activity,
- Same as GbE Speed.
(Rugged Front Panel Option shown here)
Re
s
et
S
witch
Gig
ab
it
Ethernet
(G
b
E)
Re
a
r G
b
E
Vit
a
41.
3
S
t
a
t
us
Link/Active
a
nd
S
peed
S
peed
Active
S
t
a
t
us
LED
s
(B P H T)
Table 1-9 Status Indications
State
Indication
VME SYSFAIL
Red “B” LED illuminates with each VME SYSFAIL ‘seen’ on the bus. The
LED will remain on as long as the failure lasts.
Normal Operation
LED B = Off (out of Power On Self Test - POST)
LED P = On (power is good)
LED H = Off, or Flashing (hard drive activity)
LED T = Off (temperature of CPU is within operating limits)
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