Yamaha CD-S2000 Owner's Manual page 15

Connecting to the BALANCED OUT jacks
Connect your amplifier with the XLR balanced output
jacks. The pin assignments for these jacks are shown
below. Refer to the owner's manual supplied with your
amplifier and verify that its XLR balanced input jacks are
compatible with the pin assignments.
1: ground
3: cold
AC IN
When connecting, be sure to match the pins and insert the
connector of the "female" XLR balanced cable. When
disconnecting, pull out the "female" XLR balanced cable
while pressing down the latch lock on the plug.
"Female" XLR connector
2: hot
"Male" XLR connector
15
En