2
FRONT OVERVI EW
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1
Power Switch
：
The switch is on the left and the red LED is on, which is turn off and
charging. The switch is on the right side, the green LED is on, and it is
working on the battery supply.
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2
Charging status indication
: The red LED is on, indicating that it is in the charging state,
and the off is indicating that the charging is over.
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3
Battery supply indication:
The green LED lights up to indicate that the RDB1 is
working on battery supply.
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4
Digital inputs select switch:
Toggle this switch to sequentially select four digital inputs:
I2S, AES, COAXIAL, and OPTICAL.
REAR I \O OVERVI EW
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5
Power Socket
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6
Unbalanced Analog outputs
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7
Balanced Analog outputs
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8
OPTICAL Digital Input
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9
Coaxial S/PDIF Digital Input
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10
AES Digital Input
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11
I2S Digital Input
