User Guide User Manual

MTP AV Series • Installation 13
c Captive screw audio connector (MTP R SV A, MTP R AV) — Connect a balanced
or unbalanced audio device, such as an audio amplifier, to this 3.5 mm, 5-pole captive
screw connector (see figure 17 to properly wire the output connector).
Do not tin the wires!
Balanced Audio Output
Tip
Ring
Tip
Ring
LR
Sleeves
Unbalanced Audio Output
Tip
No Ground Here
No Ground Here
Tip
LR
Sleeves
Figure17. Captive Screw Connector Wiring for Audio Output
ATTENTION:
• Connect the sleeve to ground ( ). Connecting the sleeve to a negative (-)
terminal will damage the audio output circuits.
• The length of the exposed (stripped) portion of the copper wires is important.
The ideal length is 3/16 inches (5 mm). Longer bare wires can short together.
Shorter bare wires are not as secure in the direct insertion connectors and
could be pulled out.
d RCA audio connectors (RCA models) — Connect a stereo audio device to these
L(eft) and R(ight) RCA connectors.