Daktronics CE-1010 Manual do Utilizador descarregar pdf (Página 21)

To completely remove the LED module panel from the cabinet of the display:

Figure 12: LED Module Ribbon Cable Removal

1. Spread the clasps of the 40-

pin connectors on the rear

side of the panel.

2. Gently pull the cable to

disconnect the pin connector

(refer to Figure 12).

3. Disconnect the four-pin

power connectors. The power

cable is released by squeezing

the tabs on each side of the

connector.

4.2 Display Interior

Once the LED module panel is removed, the display interior is visible. Various

internal components, including the display controller and the power supplies, are

now accessible for repair or replacement.

LED Module Replacement

Figure 13: Removing the wire cloth

retainer frame nuts

If any LED modules fail, the recommended

procedure is to replace the failed module,

send it to Daktronics, or send it to a certified

dealer for repair. Refer to Section 4.6 for

information on packaging components for

shipment.

To remove an LED module:

1. Remove the appropriate LED

module panel as described in

Section 4.1.

2. Disconnect the remaining 40-

pin ribbon cable from the failed

module.

3. Removing the wire cloth retainer frame requires the following: For 1.2"

displays, remove the four nuts located along the rear edge of the LED

circuit board. For the 2.1" displays, remove the four perimeter nuts and

one in the center of the circuit board. For the 3.2" and 4.2" displays,

remove the six perimeter nuts and two in the center. Refer to Figure

13.

4. Flip the module panel over and remove the wire cloth filter from the

front of the failed module.

Maintenance and Troubleshooting

4-3

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