Daktronics Data Time Series 50 Time & Temperature Displays - Manual (Page 47)

Maintenance &
Troubleshooting 5-1
SECTION 5 : Maintenance &
Troubleshooting
IMPORTANT NOTES:
1. Display power must be turned off before any repair or maintenance work
is done on the display.
2. Any access to internal display electronics must be made by qualified
service personnel.
3. If the Data Time Series 50 controller is being used as an update from the
DATA TIME I, please refer to Appendix C.
Reference Drawings:
Lamp Driver, 16 col. w/ Fan..............................Drawing A-37070
Digit Wiring Diagram, 48” & 60” T&T................Drawing A-67339
Component Access & Controller ......................Drawing A-87841
This section outlines maintenance and troubleshooting for Series 50 Time and Temperature displays.
The layout and operation of the display components are explained first. Troubleshooting steps are
outlined as well. Figure 3 shows the component layout for a display. Drawing A-87841 (in Section
3) shows the location of these components in a display. All of these components are located in the
master face.
Figure 3: Block Diagram/Component Layout