Daktronics AF-3090-89-R,A User Manual
Page 29
Maintenance &
Troubleshooting
4-4
6. Reverse the above procedure to
install a new pixel strip.
The driver is a circuit board
responsible for switching the intensity
levels of the LEDs. It is located inside
the driver box and mounts on the back
of the module. To remove a driver
board:
1. Open the display as described in
Section 4.5.
2. Remove the two #10 screws
holding the driver cover in place. Lift the cover off from the assembly. Refer to Drawing A-
161661.
3. Disconnect all power and signal connections from the driver board.
4. Remove the four #6 nuts holding the board in place.
5. Gently lift the board from the display.
6. Reverse the above procedure to install a new driver board.
The following connectors are found on each driver board; refer to Figure 20.
LED/Connector
Function
J1
Signal out to next driver board
J2
Signal in
J3-J10, J12-J19
Output to pixel strips
J11
Power
DS1
Power indicator
The connectors out to the pixel strips connect to the pixel strips in the following manner:
Connector Pixel Strip Coordinates
J3
Top Row, Column 8
J4
Top Row, Column 7
J5
Top Row, Column 6
J6
Top Row, Column 5
J7
Top Row, Column 4
J8
Top Row, Column 3
J9
Top Row, Column 2
J10
Top Row, Column 1
J12
Bottom Row, Column 8
J13
Bottom Row, Column 7
J14
Bottom Row, Column 6
J15
Bottom Row, Column 5
J16
Bottom Row, Column 4
J17
Bottom Row, Column 3
J18
Bottom Row, Column 2
J19
Bottom Row, Column 1
Figure 20: Driver Board