Panasonic WJ-SX550C Operating Instructions Manual page 25

Control Board
Appearance
q Data Ports (DATA 1 - 8)
For exchanging control data with the WV-CU550C System Controller. Eight ports are avail-
able on the board. Connect supplied 6-conductor modular cable or use a data grade
shielded 4-wire twisted pair cable suitable for RS-485 communication. Cable length may
be extended up to 1 200 m (4 000 ft).
2
w Test Ports (TEST 1, 2)
These ports are used only for factory test.
Caution
This board should be installed in the WJ-SX550C Matrix Switcher even if the WJ-AD550
Extension Unit is used.
27
6
Pin No. Designation
1 Ground
2 RB
3 RA
4 TB
5 TA
1
6 Ground
Direction
Switcher Controller
Switcher Controller
Switcher Controller
Switcher Controller
CONTROL
DATA 1
DATA 2
DATA 3
DATA 4
q
DATA 5
DATA 6
DATA 7
DATA 8
TEST 1
w
TEST 2