Soundtube RSi Series User Manual
Page 2

1. Unpack speaker and 
SpeedClamp™ mounting 
hardware. 
2. Select the tap position by 
removing the rubber plug on 
grille to access rotary switch. 
Switch is preset to maximum 
tap setting in 70.7 V mode. 
Select desired setting and 
reinsert rubber plug. Note: The 
grille-mounted tap switch 
cover is keyed; be sure flat 
edge of plug lines up with flat 
edge of hole in grille.
3. Slip terminal weather 
boot over signal wire. For 
environmental applications, 
put RTV silicone around 
nipple and base when 
installation is complete. 
4. Connect signal wire to 
4-pin Euroblock plug. Tighten 
unused terminal screws. Use 
inside positive and negative 
inputs for either voice coil or 
distributed systems. For daisy 
chaining, use outside positive 
and negative terminals. 
9. Attach hanging cable to 
the center hole in the 
speaker hanging bracket. 
11. Insert 4-pin Euroblock 
plug into Euroblock jack on 
rear of speaker. Connectors 
are keyed for polarity. 
12. Use zip or twist-lock ties 
to secure safety cable & signal 
wire to main hanging cables. 
Cable cover available for 
asthetic applications (SLT-10). 
5. Thread hanging or safety 
cable through SpeedClamp™ 
mechanisms as shown.
7. Thread cable end(s) 
through SpeedClamp™ 
mechanisms as shown.
6. Attach the hanging cable 
by securing it and safety 
cable to structure as shown. 
10. Attach the safety cable to 
one of the secondary holes in 
the hanging bracket. 
8. Adjust speaker hanging 
height with SpeedClamp™ 
mechanism. Pull to tighten & 
insert release key (small hex 
wrench) into SpeedClamp ™ 
as shown to loosen or adjust. 
Install Instructions For:
RS4-EZ, RS400i, RS500i, HP590i, RS600i, HP690i, RS800i, HP890i, RS1001i-II, HP129i & HP1290i speakers
SoundTube also provides optional surface mount brackets for both the RS and HP lines of products.
Installation instructions for these accessories are included with specific accessory packaging.
