Sound Devices 970 - Manual (Page 64)

970 User Guide
v. 2.10 Features and specifications are subject to change. Visit www.sounddevices.com for the latest documentation.
58
Connect
or Pin Assignments
Connector Pin Assignments
Connector Pin Assignments Notes
XLR4M (2)
(Primary and Second-
ary DC Input)
1–ground
2–float
3–float
4–DC+
Pins 2 and 3 unused. When using a
single power source, use Primary con-
nector (top). ( See “Powering”, page
28 )
XLR-F (2)
(Analog Audio inputs)
1–ground
2–signal (+)
3–signal (-)
Mates with XLR-Male connector
20k ohm input impedance, line level,
active-balanced
XLR-M (2)
(Analog Audio outputs)
1–ground
2–signal (+)
3–signal (-)
Mates with XLR-Female connector
20k ohm input impedance, line level,
active-balanced
TRS
(Headphone output)
Tip–signal L
Ring–signal R
Sleeve–signal ground
Mates with TRS jack
SC optical
(MADI input & output)
Optical (multimode)
Mates with SC optical plug. For use with
multimode optical fiber..
BNC (2)
(Timecode input &
output)
Center pin–signal
Sleeve–ground
Mates with BNC male connector
Unbalanced, coaxial connection
BNC (2)
(Wordclock input &
output)
Mates with BNC male connector
Unbalanced, coaxial connection, 75
ohm connectors recommended
BNC (2)
(MADI input and
output)
Mates with BNC male connector
Unbalanced, coaxial connection, 75
ohm connectors recommended
eSATAp Female (2) Standard eSATAp Mates with eSATAp male connector
USB-A (1)
Keyboard Input
Standard USB-A receptacle For use with USB Keyboards only. Data
transfer is not supported