Eaw D S A 2 3 0 User Manual download pdf (Page 37)

the up/down enclosure orientation is

correct for the application.

Distorted sound Failed internal component(s) Using the DSAPilot’s Service Mode,

check the operation of each amplifier

and driver.

Distorted sound Excessive levels Using the DSAPilot, monitor the DSA

signal path to check for clipping

at all monitoring points.

Distorted sound Bad input signal Use a substitute amplifier and

loudspeaker to check the quality

of the input signal to the DSA

Series loudspeaker.

EIA-485

No computer communication Incorrect PC set-up Follow the instructions in the

DSAPilot Help File for setting up

communications between the PC

and the DSAPilot

No computer communication Incorrect connections Check that EIA-485 cabling to

both the computer and the

loudspeaker is wired correctly for

the +/- signal wires and cable shield.

No computer communication Incorrect termination Ensure that a termination is engaged

at the EIA-485 port at the computer

and the Terminate Switch is “ON” at

the loudspeaker at the farthest end of

the EIA-485 cable run. All other

Terminate Switches should be “OFF”.

No computer communication Loudspeaker is powered off Ensure the loudspeaker is powered on.

No computer communication or Improper network Ensure the EIA-485 cabling and

only with some loudspeakers configuration termination conforms to the notes

in Section 8.3.

No computer communication Improper link connections Ensure the EIA-485 only cabling

with some loudspeakers between loudspeakers and/or the supplied RJ-45 Signal

Link Cables are connected between

loudspeakers as detailed in this

manual.

CobraNet™

Audio signal or computer Network cabling does Ensure Ethernet cabling meets

communication not functioning not meet specification IEEE 802.3u specifications for

or not functioning correctly 100BASE-T networking.

Audio signal or computer CM-1 Interface Card Replace with a known good CM-1

communication not functioning malfunctioning Interface Card to determine if the

or not functioning correctly removed card is faulty

Other CobraNet™ problems Network or digital audio Refer to either IEEE 100BASE-T or

not properly implemented Peak Audio documentation to

troubleshoot network or digital

audio difficulties.

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