Martin MAC 600E Bedienungsanleitung PDF herunterladen (Seite 28)

MAC 600 (E) NT

ROUBLESHOOTING

Problem Probable cause(s) Remedy

One or more of the fixtures is

completely dead.

Fixture not powered on.

Check that power is switched on and cables are

plugged in.

Primary fuse blown (located at the

mains inlet cable).

Disconnect fixture and replace fuse.

Secondary fuse(s) blown (located on

PCB inside the fixture base).

Disconnect fixture. Check fuses on PCB (F601 and

F602) and replace.

Fixtures reset correctly but all

respond erratically or not at all to the

controller.

The controller is disconnected from the

data link.

Connect controller.

XLR pin-out of the controller does not

match pin-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.

Bad data link connection

Inspect connections and cables. Correct poor

connections. Repair or replace damaged cables.

Data link not terminated with 120Ω

termination plug.

Insert termination plug in output jack of the last

fixture on the link.

Incorrect addressing of the fixtures.

Check fixture address and protocol settings.

(page 12)

One of the fixtures is defective and

disturbs data transmission on the link.

Bypass one fixture at a time until normal operation

is regained. Do this by unplugging the XLR in and

out connectors and connecting them directly

together. Have the fixture serviced by a qualified

technician.

XLR pin-out on fixtures does not match

(pins 2 and 3 reversed).

Install a phase-reversing cable between the fixtures

or swap pins 2 and 3 in the fixture that behaves

erratically.

No light and “LERR” error message

displayed.

The ballast and transformer settings do

not match local AC voltage and

frequency.

Disconnect fixture. Check ballast and transformer

settings and correct if necessary.

Lamp blown Disconnect fixture and replace lamp.

Lamp not installed Disconnect fixture and install lamp.

Lamp cuts out intermittently.

Fixture is too hot.

Allow fixture to cool.

Reduce ambient room temperature.

Set fan speed to full.

Recalibrate temperature sensors.

The ballast and transformer settings do

not match local AC voltage and

frequency.

Disconnect fixture. Check ballast and transformer

settings and correct if necessary.

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