
Jumper Settings
J1
Top Power Assembly
12 12x2.5kW
6
6x5kW
3
3x10kW
J2
Middle Power Assembly
12 12x2.5kW
6
6x5kW
3
3x10kW
J3
Bottom Power Assembly
12 12x2.5kW
6
6x5kW
3
3x10kW
J4
CPU Configuration
R Smartrack
P
Smartpack
O
Spare
J6
DMX Termination
U Unterminated
T
Terminated
DMX Input/Output Terminal
D+
Data +
D–
Data –
SCR
Screen (ground)
4.10.4 Connecting power assembly signal looms
Using the flat ribbon cable clips mounted inside the Smartrack, run the rib-
bon cable from the top power assembly around the top of the rack, and
terminate to the top position on the Smartrack CPU. Fold any excess cable
flat inside one of the cable clips.
In the same way, run the ribbon cables from the middle and lower power
assemblies around the bottom of the rack, and terminate to the middle and
lower positions on the Smartrack CPU. Fold any excess cable flat inside
one of the cable clips.
page 28
Smartrack User Manual
ETC Ltd
J4
R P O
J1
12
6 3
CON 1
12
6 3
J2
CON 2
CON 3
12
6 3
J3
J6 U
T
CON 8
D+ D– SCR