APC-3x84A /APC-3x85AUser Manual
17
CRT_V_SYNC
9
10
CRT_DDCCLK
Ground
11
12
Ground
9. RS-232:
(Switch),COM1 jumper setting, it provides selectable RS232 or RS422 or RS485 serial
signal output.
Function
S_232 Pin#
RS232
(Default)
ON:
Pin1, Pin2, Pin3, Pin4
RS422
(option)
OFF:
Pin1, Pin2, Pin3, Pin4
RS485
(option)
OFF:
Pin1, Pin2, Pin3, Pin4
10. RS-422:
(Switch),COM1 setting, it provides selectable RS232 or RS422 or RS485 serial signal
output.
Function
RS_422 Pin#
RS232 (Default)
OFF: Pin1, Pin2, Pin3, Pin4
RS422 (option)
ON: Pin1, Pin2, Pin3, Pin4
RS485 (option)
ON: Pin1, Pin2, Pin3, Pin4
Note: Must keep the setting with BIOS setting.
11. COM1
:
(Type DB9)
,
Rear serial port, standard DB9 Male serial port is provided to make a
direct connection to serial devices. COM1 port is controlled by pins No.1~6 of
JP1,select output Signal RI or 5V or 12V, For details, please refer to description of JP1
and S_232 and S_422 setting.
