DNF Controls SW1X8 - Manual (Page 7)

SW1X8, RS422 Switcher Page 5 5 o o f f 1 1 2 2
V. INSTALLATION
A. Connect one end of a 9-pin D-type male to male cable into the rear panel
9-pin D-type female connector labeled RS422 Input. Connect the other
end to a VTR Controller.
B. Connect up to 8 RS422 Serial Controlled VTRs using 9-pin D-type male to
male cables into the 9-pin D-type female connectors labeled OUT1 through
OUT8.
C. Connect the Power Supply’s 9-pin female D-connector to the rear panel
connector labeled Power. Connect the AC plug to an outlet, 90 VAC to
265 VAC, 50 - 60 Hz. The Power indicator will turn on.
D. When power is applied, OUT1 is active and its indicator light will blink.
Installation is complete.
VI. 1XN EXPANSION PORT INSTALLATION
To control more than 8 VTRs from a single controller:
A. Follow the instructions in the INSTALLATION section for first 8 VTRs.
B. Connect the RS422 INPUT connector on the second SW1X8 to the 1 X N
EXPANSION PORT connector on the first SW1X8, using a standard 9-pin
RS422 cable, with all 9 pins wired one to one.
C. Remove the top cover of the second SW1X8. Move the
NORMAL/EXPANSION jumper on the main printed circuit board to
"Expansion."
D. Connect VTRs 9 through 16 to the second SW1X8.
E. Connect the third SW1X8 to the EXPANSION PORT connector on the
second SW1X8. Repeat Step d. on the third SW1X8.