Martin CX-2 User Manual page 19

To clean t he f an 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.
R E P L A C I N G F U S E S
The CX-2 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 f use
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 f use
1 Disconnect the fixture from AC power. Release the 4 cover locks by turning
them a quarter-turn counterclockwise. Lift the cover straight off.
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.
CX-2 user manual Basic service 19