Martin MX SERIES Manual do Utilizador descarregar pdf (Página 21)

Basic service

To clean the fan and air vents

To maintain adequate cooling, dust must be cleaned from the fan and air vents

periodically.

1 Remove the data and power cables and stand the fixture on end.

2 Remove dust and dirt from the fan blades and vent grills using a soft brush,

cotton swab, vacuum, or compressed air.

REPLACING FUSES

The MX-4 has 2 fuses. The main fuse holder is built in to the mains input socket.

The secondary fuse is located on the printed circuit board.

Warning! Never replace fuses with ones of a different rating!

To replace the main fuse

1 Unplug the mains cable from the input socket. Pry open the fuse holder and

remove the fuse.

2 Replace the fuse with one of the same type. The fuse rating is listed on serial

number label.

To replace the secondary fuse

1 Disconnect the fixture from AC power. Remove the top cover bolts with a 4 mm

Allen wrench and lift off the cover.

2 The fuse is located right behind the data input connector. Pry out the defective

fuse and replace it with one of the same rating.

3 Replace the cover before applying power.

SETTING THE 6/7-CH. DMX JUMPER

1 Disconnect the fixture from power.

2 Remove the top cover. Locate PL 118 on the printed circuit board, next to DIP-

switch pin 12.

3 Using a pair of tweezers or similar tool, place the jumper on 1 of the 2 pins, or

remove it completely, for 6-channel DMX operation. Place the jumper on both

pins to enable 7-channel DMX operation.

4 Replace the top cover before applying power.

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Martin MX SERIES Manual do Utilizador Página 21