Removing the HY Card
Make sure that both power indicators are off.
Installing or removing a card while the power is on may
lead to component failure or electric shock.
Completely loosen the screws that hold the
card in place.
Unlock the card by pressing the red button on
the card installation lever.
Press down the card installation lever to pull
out the card.
Replace the stored slot cover and affix it with
Connecting the AC Power
Turn off both power switches A and B on the
Connect one of the supplied power cords to
AC IN connector (A), and the other to AC IN
Connect the other end of each power cord to
an AC outlet.
• To disconnect the power cords, remove the cables in the
order of steps 1➝3➝2 in the procedure described
• To disconnect the power
cord, remove it while
pressing the latch on the
• Use only the supplied AC power cords. Using other cables
may lead to overheating or electric shock.
• Be sure to turn off the power to the unit before connecting or
disconnecting the power cord.
• Even when the power switch is turned off, a small amount of
current is flowing through the unit. If you plan not to use the
unit for a long period of time, be sure to remove the power
cords from the AC outlets.
Turning the Power On and
When you turn on the power to the unit, be sure to turn
on the power to the power amplifier last to avoid speaker
damage. Before you turn off the power to the unit, first
turn off the power to the power amplifier.
To maintain power supply redundancy, turn both power supply
units A and B ON together. If only one power supply unit is ON,
the LCD will display an error message and the color indicator will
light up yellow.
DSP-R10 Owner's Manual