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AD824
(2) BNC
· Connect AD824 word clock out and DA824 word clock in.
· Insert MY8-AE card into the slot and connect to DSA1 via the D-sub-cannon converter box.
· Set AD824 word clock settings to BNC.
· Set AD824 word clock settings to 44.1 kHz and 48 kHz.
WORD CLOCK
44.1 kHz
48 kHz
2-6
Fs operating range
· Connect the oscillator to AD824 word clock in.
· Set AD824 word clock settings to BNC.
(1) Fs=50.88 kHz (48 kHz+6 %)
· Set the oscillator to 50.88 kHz.
· Conduct a listening test for one minute to check that there is no noise.
Input frequency
1 kHz
(2) Fs=39.69 kHz (44.1 kHz-10 %)
· Set the oscillator to 39.69 kHz.
· Make the same input as 2-6 (1) and confirm that the same output level is attained. Or, conduct a listening test for one minute
to check that there is no noise.
3.
Sound
Perform a listening test to confirm the following items.
· INPUT1 to 8
4.
Initialization
While pressing the [SEL4] key and [+48V] key, turn on the power switch. The system will start up and initialize.
Others, the SW that are not controlled by the CPU are as follows.
· +48V MASTER:
· WORD CLOCK IN 75 ohms:
· PC RS422:
38
Permissible range
Less than 5 nsec
Less than 5 nsec
Input level (AD824)
Output level
+10 dBu
OFF
ON
RS422
Permissible range
+4 dBu
+4 +/-1 dBu
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