EAW DSA230i, DSA250i owner manual EIA-485

Coverage is incorrect	Improper set-up	Using DSAPilot, ensure the
		desired beamwidth and aiming
		angle are correct.
Coverage is incorrect	Module upside down	Using DSAPilot to active the
		module’s LED indicator, ensure
		the up/down enclosure orientation
		is correct for the application.
Distorted sound	Failed internal component(s)	Using DSAPilot’s Service
		Mode, check the operation of each
		amplifier and driver.
Distorted sound	Excessive levels	Using DSAPilot, monitor the
		DSAi signal path to check for
		clipping at all monitoring points.
Distorted sound	Bad input signal	Use a substitute amplifier and
		module to check the quality
		of the input signal to the DSAi
		Series module.
EIA-485
No computer communication	Incorrect PC set-up	Follow the instructions in the
		DSAPilot Help File for configuring
		PC communications for DSAPilot.
No computer communication	Incorrect connections	Check that EIA-485 cabling to
		both the computer and the module
		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 module at the
		farthest end of the EIA-485 cable
		run. All other Terminate Switches
		should be “OFF”.
No computer communication	Module is powered off	Ensure the module is powered on.
No computer communication or	Improper network	Ensure the EIA-485 cabling and
only with some modules	configuration	termination conforms to the notes
		in Section 8.3.
No computer communication	Improper link connections	Ensure the EIA-485 only cabling
		with some modules between
		modules and/or the supplied RJ-45
		Signal Link Cables are connected
		between modules as detailed in this

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