Troubleshooting
EasyKey Display Board Diagnostics
See F
. 8 and Table 3 to troubleshoot the EasyKey display board. Also see the EasyKey Electrical Schematic on
IG
page 33 and the System Electrical Schematic on pages 34 and 35.
J6
P1
J1
J4
F
. 8: 255767 EasyKey Display Board
IG
22
J9
RT1
J7
J8
Multiple Station
TI12923a
Integration Control
J10
D7
R5
J5
TI12924a
BK885 or CR1220 Battery
(3V, 12.5 mm, lithium coin)
D11
312780K