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SETTING THE RS-232C OR RS-485 DATA
The VCR can be controlled by a computer connected to
the RS-232C connector. It can also be controlled through
a special controller connected to the RS-485 connector.
You must specify which connector (RS-232C or RS-485)
is used. (Refer to “Data Transfer Speed Setup.”)
DIP Switches Setup
The DIP switches need to be set when a computer,
special controller, etc. connected to the RS-232C or
RS-485 connectors is used to control the VCR. Make sure
to turn the VCR power off before setting the DIP switches.
1-7: To setup the VCR address (only when using the
œ Switch 1 is the least significant bit (LSB) and
switch 7 the most significant bit (MSB) (Down: 0,
œ If the address is 1, set switch 1 to the ON side
œ If the address is 10, set switches 2 and 4 to the
ON side (up)
œ If the address is 127, set all the switches to the
ON side (up)
8: Available (Not used)
9: To select the connector used.  side (down) for
RS-232C,  side (up) for RS-485.
10: To setup the termination (only when using the
OFF side (down): Not terminated
ON side (up): Terminated
œ Refer to the RS-232C and RS-485 command section or
to the special controller and/or to the computer
Data Transfer Speed Setup
1 Press the MENU button until the (SET UP 3) menu is
2 Turn the JOG dial, until the “RS-232C” or “RS-485”
setting is flashing.
œ The display will depend on the DIP switch 9
setting. When down “RS-232C” is displayed and
when up “RS-485” is displayed.
3 Turn the SHUTTLE ring to set the desired transfer
4 Press the SEARCH button to save the setting.
RS232C 9-pin connector layout
Signal Operation Signal direction
VCR ← Computer
3 TXD Send data VCR → Computer
VCR → Computer
The signal transmission is compatible with RS-232C
2400 4800 960019200
RC4QR/U (SRT-7168 GB) Mon. Sept., 11/2000