SHOWTEC 42199 Guida Utente Scaricare il pdf (Pagina 26)

24

Problem

Probable cause(s)

Remedy

One or more

fixtures are

completely dead.

No power to the fixture

• Check that power is switched on

and cables are plugged in.

Primary fuse blown.

• Replace fuse.

Fixtures reset

correctly, but all

respond

erratically or not

at all to the

controller.

The controller is not connected.

• Connect controller.

3-pin XLR Out of the controller

does not match XLR Out of the first

fixture on the link (i.e. signal is

reversed).

• Install a phase reversing cable

between the controller and the first

fixture on the link.

Fixtures reset

correctly, but

some respond

erratically or not

at all to the

controller.

Poor data quality

• Check data quality. If much lower

than 100 percent, the problem may

be a bad data link connection, poor

quality or broken cables, missing

termination plug, or a defective

fixture disturbing the link.

Bad data link connection

• Inspect connections and cables.

Correct poor connections. Repair or

replace damaged cables.

Data link not terminated with 120

Ohm termination plug.

• Insert termination plug in output jack

of the last fixture on the link.

Incorrect addressing of the fixtures.

• Check address setting.

One of the fixtures is defective and

disturbs data transmission on the

link.

• Bypass one fixture at a time until

normal operation is regained: unplug

both connectors and connect them

directly together.

• Have the defective fixture serviced

by a qualified technician.

3-pin XLR Out on the fixtures does

not match (pins 2 and 3 reversed).

• Install a phase-reversing cable

between the fixtures or swap pin 2

and 3 in the fixture, that behaves

erratically.

No light or lamp

cuts out

intermittently

Fixture is too hot.

• Allow fixture to cool.

• Clean fan.

• Make sure air vents at control panel

and front lens are not blocked.

• Turn up the air conditioning .

LEDs damaged

• Disconnect fixture and return to your

dealer.

The power supply settings do not

match local AC voltage and

frequency.

• Disconnect fixture. Check settings

and correct if necessary.

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