Sound Devices 552 - Manual (Page 15)

552 User Guide and Technical Information
11
Rear Panel Descriptions
1 2
1) SD Slot
Protective rubber cover for SD (Secure
Digital) memory card slot. Insert the
SD/SDHC card into the slot until it sits
securely in the slot. The card should
glide smoothly into the slot. To remove
the card, push to eject. MMC and SDXC
cards are not supported.
1) Factory Programming Port
Mini USB port used for initial factory
programming. This connection has no
user function.
Left Panel Connectors and Controls
1
2
1) Analog Inputs Channels 1-5
Transformer-balanced analog micro-
phone- or line-level inputs 1-5 on XLR
connectors. Pin 1 = Ground; pin 2 = Hot
(+); pin 3 = Cold (-). For unbalanced
inputs, tie pin 1 and pin 3 together =
ground, pin 2 = positive. Make cer-
tain phantom power is off when using
unbalanced inputs. See Input Setup and
Control.
2) Analog Direct Outputs
Balanced direct outputs on TA3 con-
nectors. Slate Mic and Tone signals
appear at the direct outputs. Direct
output signal is pre- or post-fader and
level is selected in the Setup Menu be-
tween Line, -10, and Mic levels. Pin 1 =
Ground; pin 2 = Hot (+); pin 3 = Cold (-)
float pin 3 to unbalance.