Panasonic WJ-SX550A Operating Instructions Manual page 31

Control Board
1. Data Port (DATA 1 - 8)
These ports are used to transmit/receive control data to/from the WV-CU550A System
Controller. Eight ports are available on the board.
assembly or use data grade cable, suitable for RS-485 (2 shielded, twisted pairs). Cable length
may be extended up to 1,200m (4,000 ft).
Pin No.
1
2
3
4
5
6
3
2. Test Port (TEST 1, 2)
These ports are used only for factory test.
Caution
This board should be installed in the WJ-SX550A Matrix Switcher even if the WJ-AD550
Extension Unit is used.
Designation Direction
Ground
T (A) Controller Switcher
T (B) Controller Switcher
R (A) Controller Switcher
R (B) Controller Switcher
Ground
Connect supplied 6-conductor cable
6
1
-28-
CONTROL
DATA 1
DATA 2
DATA 3
q
DATA 4
DATA 5
DATA 6
DATA 7
DATA 8
TEST 1
w
TEST 2