Displays are pressed onto the boards using a clue that requires a heated bench press. There are many factors that could cause a display to have either one of these problems. Most common is the pager being knocked around or dropped or a pager left in a very hot or cold conditions. Most often it’s very cost effective for our state of the art repair shop to replace them. You will need to call us at 877-439-0267 to be assigned a work order, or you can visit the Repair Shop to receive your work order number and shipping instructions.