Directed Electronics D800 Manual de servicio descargar pdf (Pagina 4)

Correct Use of ON/OFF Switch . . . . . . . . . . . .6-3

7 Service

What To Do If “Nothing” Works . . . . . . . . . . . . . . . . . .7-1

Trouble Shooting—Audio . . . . . . . . . . . . . . . . . . . . . . .7-2

Trouble Shooting—Digits . . . . . . . . . . . . . . . . . . . . . . .7-4

Segment Repair and Maintenance . . . . . . . . . .7-6

Testing Digit Coils . . . . . . . . . . . . . . . . . . . . . .7-6

How to Remove a Digit . . . . . . . . . . . . . . . . . . .7-7

Trouble Shooting—Operator’s Console . . . . . . . . . . . .7-7

Trouble Shooting—Electrical Power . . . . . . . . . . . . . .7-9

Electrical Power—#2860 Control Board . . . .7-10

Electrical Power—#4290 Control Board . . . .7-10

Trouble Shooting—Data Cable . . . . . . . . . . . . . . . . . . .7-10

Trouble Shooting—Speaker . . . . . . . . . . . . . . . . . . . . .7-12

Trouble Shooting—Optional Battery . . . . . . . . . . . . . .7-12

To Charge the Battery . . . . . . . . . . . . . . . . . . .7-13

To Replace the Battery . . . . . . . . . . . . . . . . . . .7-13

Long-Term Battery Storage . . . . . . . . . . . . . . .7-14

How to Remove the Control Board . . . . . . . . . . . . . . . .7-14

8 Scoreboards Two-Year Limited Warranty . . . . . .8-1

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Directed Electronics D800 Manual de servicio Pagina 4