Proface APL3000B - Node Box PC - Manual (Page 91)

PS-3450A Series Hardware Manual
4-10
(8) Insert the Backlight Unit cable through the Cable Clamp to the connector on the inverter board as shown
in the figure below.
(9) Put the Mask Cover back in place and tighten the screws (5). The necessary torque is 0.5N
•m to
0.6N
•m.
• Be careful that no dust or dirt adheres to the backlight surface or to the backlight
holder.
• Be careful not to soil the Backlight with moisture, oil content or finger prints;
otherwise, the life duration of the Backlight will be shortened.
• Be sure the cable is inserted completely into the backlight connector. Failure to
do so may cause accidents, which can damage the connector.
• The cable clamp is used to prevent the cable from being caught inside in the PS-
A unit and possibly damaged. Be sure to insert the cable in the cable clamp
around the cable before closing the PS-A unit.
• If any of the screws is missing, check if it fell inside the PS-A unit’s chassis. If the
power is turned ON while a screw is inside, it may cause an accident or fire.
• After backlight replacement is completed, turn the PS-A unit’s power ON and check if the
screen’s display is normal. If the display is not correct, please contact the Pro-face
distributor from whom you purchased the backlight unit.
Cable
Cable Clamp
Connector