Digital Electronics Corporation APL3600-TA, Installation Manual

Page: 7 / 18

7
„
System Set Switch
„
Serial Mode Select Switch
Switch
No.
Description ON OFF
Factory
Settings
Notes
1 Internal setting. Reserved Reserved OFF
Do not change.
(Factory setting)
2
Implements the
logical inversion
operation for RAS
output.
Normal
Close Normal
Open
OFF
RAS output is a CLOSE state when
the SW and the system is ON. When
the SW is OFF, it is the opposite. The
RAS Output keeps Normal OPEN
when the Soft OFF state occurs or the
power turns OFF.
3
Sets up an enabled/
disabled state for the
front USB port execution
control function.
*1
*1 The Setting up an enabled/Disabled state for USB port execution control function is available for
only Windows
®
2000 and Windows
®
XP. Make sure to disable the function of the setting when
other OS is used.
Enabled Disabled ON
The front USB port is available
when the SW is ON. It is
unavailable when the SW is OFF.
4
Internal setting. Reserved Reserved
OFF
Do not change.
(Factory setting)
5 to 8 ON
9 to 10 OFF
Switch
No.
Description ON OFF RS-232C RS-422 RS-485
1 Internal setting. Reserved Reserved OFF
*1
OFF
*1
OFF
*1
2
Changes COM1’s
communication
method
RS-422/RS-485 RS-232C OFF ON ON
3
Changes COM1’s
communication
method
RS-422/RS-485 RS-232C OFF ON ON
4
Changes SD (TXD)
data’s output mode
SD (TXD) data
output is
controlled via the
RS (RTS) signal.
SD (TXD) data
output is NOT
controlled via the
RS (RTS) signal.
(normally output)
OFF
ON/
OFF ON/
OFF
*2
5
Switches the SD
(TXD) termination
resistance ON/OFF
Inserts
termination
resistance of
220
Ω
between
SDA and SDB.
No termination OFF ON
ON/
OFF
*3