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3.7 External Battery Connector
The JUKI-745E has built-in a 3V/850mAH industrial Li-battery for
CMOS and RTC backup. During normal operation, it will not need
external battery to backup the data. If you want to connect an
external battery to the board, you could take off the CN34’s pin 2-
3 jumper, then connect the external battery to pin 1-4.
•
CN34 : External Battery Connector
1 External Battery +
2 Internal battery +
3 To CMOS power (Note: 2-3 ON, use Internal battery)
4 GROUND (Note: 3-4 ON, Clear CMOS)
3.8 LCD/CRT Connector
The JUKI-745E has built-in 15-pin VGA connector that can be
connected directly to your CRT monitor. It also has a built-in 50-
pin connector for LCD Interface.
•
CN29 : 15-pin Female Connector
1 RED
2 GREEN
3 BLUE
4,9,11 NC
5-8,10 GROUND
12 DDDA
13 H-SYNC
14 V-SYNC
15 DDCK
•
CN3 : 50-pin LCD Interface Connector
1 VPCLK 2 P33
3 P34 4 P31
5 P35 6 P32
7 P30 8 P28
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