D-Link DP-100 Product Manual - Page 20

Power On Self-Test

Page 20 highlights

Power/Tx LED on the DP-100's front panel should light steady green, and the DP-100's self-test will proceed. Power On Self-Test When the DP-100 is powered on, it automatically performs a self-test on each of its major components. The final result of the self-test is signaled by the state of the LPT1, LPT2, and COM LED indicators following the selftest. Preliminary to the actual component tests, the three LED indicators are tested to confirm their steady and flashing operation. Immediately after power-up, all five of the LED's should show steady green for several seconds. Then the LPT1, LPT2, and COM LEDs should flash on simultaneously three times. Irregularity of any of the three LEDs during these LED tests may mean there is a problem with the LEDs themselves. Contact your dealer for correction of any LED problems before proceeding. The actual component tests immediately follow the LED tests. A normal (no fault) result is signaled by a series of three cycles of sequential flashing of the three LEDs, followed by a quiescent state with all three LEDs dark. If the self-test routine traps any component error, then following the LED tests the self-test will halt and the LED's will continuously signal the error according to the following table. In the event of any such error signal, contact your dealer for correction of the faulty unit. LPT1 off off off off off off LED Name LPT2 off off on/steady on/steady on/steady flashing COM on/steady flashing off on/steady flashing off Faulty Component COM error Flash ID error LPT2 error LAN Controller error LAN Memory error Parallel-2 Controller error 8 Unpacking and Installation

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8
Unpacking and
Installation
Power/Tx LED on the DP-100’s front panel should light steady
green, and the DP-100’s self-test will proceed.
Power On Self-Test
When the DP-100 is powered on, it automatically performs a self-test on
each of its major components.
The final result of the self-test is signaled by
the state of the LPT1, LPT2, and COM LED indicators following the self-
test.
Preliminary to the actual component tests, the three LED indicators
are tested to confirm their steady and flashing operation.
Immediately after power-up, all five of the LED’s should show steady green
for several seconds.
Then the LPT1, LPT2, and COM LEDs should flash on
simultaneously three times.
Irregularity of any of the three LEDs during
these LED tests may mean there is a problem with the LEDs themselves.
Contact your dealer for correction of any LED problems before proceeding.
The actual component tests immediately follow the LED tests.
A normal
(no fault) result is signaled by a series of three cycles of sequential flashing
of the three LEDs, followed by a quiescent state with all three LEDs dark.
If the self-test routine traps any component error, then following the LED
tests the self-test will halt and the LED’s will continuously signal the error
according to the following table.
In the event of any such error signal,
contact your dealer for correction of the faulty unit.
LED Name
Faulty
LPT1
LPT2
COM
Component
off
off
on/steady
COM error
off
off
flashing
Flash ID error
off
on/steady
off
LPT2 error
off
on/steady
on/steady
LAN Controller error
off
on/steady
flashing
LAN Memory error
off
flashing
off
Parallel-2 Controller error