Epson ActionNote 890 Product Information Guide - Page 5

Connector Pin Assignments

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

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EPSON ActionNote 890 Series
System board components
Connector Pin Assignments
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
Description
1 to 4
VA
Constant voltage from AC adapter
5
CHGLED
Output pin to drive the orange LED
6
SWITCH
To power on DC/DC converter
7
PWRON
Reserved
8
NC
No connection
9
NC
No connection
10
PWROFF
To power off DC/DC converter
I
11 to 14
GND
Ground
AN890-5