Casio QT-2100 Service Manual page 37

3 BLOCK DIAGRAM
CAT5 UTP Cable
OUT
(Min 5m)
Connection
4
White/Orange 1
LAN CABLE
NOTE:
1) The power of all units which share the network must be turned on.
If even one of them is OFF, normal communication cannot be done.
If any of the units has a failure and its power is turned off, remove the unit from the network.
2) Communication speed of the categoly 5 is fixed 312.5kbps.
CAT5 UTP Cable
OUT
IN
(Min 5m)
IN LINE selector
Position 1:
Position 2: CATEGORY5
Terminator Switch
Turn on the switch of the units of
both first and the last ends.
IN
OUT
Orange 2
White/Green 3
Blue 4
White/Blue 5
Green 6
White/Brown 7
Brown 8
— 35 —
IN
RS232C
PC
PC
ARC NET
1 White/Orange
2 Orange
3 White/Green
4 Blue
5 White/Blue
6 Green
7 White/Brown
8 Brown
2
1
ON OFF
8, 7, 6, .....2, 1