Connector Pin Assignments - Epson ActionNote 890 Programming Instructions Manual

System board components

Connector Pin Assignments

EPSON ActionNote 890 Series
Serial port connector (J2)
VGA connector for an external monitor (J3)
Power converter board connector (22-pin male)
Power converter board connector (14-pin male)
Pin No. Signal Name
1 to 4 VA
5 CHGLED
6 SWITCH
7 PWRON
8 NC
9 NC
10 PWROFF
11 to 14 GND Ground
Description
Constant voltage from AC adapter
Output pin to drive the orange LED
To power on DC/DC converter
Reserved
No connection
No connection
To power off DC/DC converter
AN890-5
I