Yamaha RIO3224-D Service Manual page 73

3. AES/EBU OUT Characteristics Test
3-1. AES/EBU OUT
Parameters: Use System Two.
Have test signals generated from the DSP in Rio3224-D,
measure the signals output from AES/EBU OUT CHn (n=1–8)
OUTPUT. For the measurement procedure, refer to Test
Program [2–13. AES/EBU Test] (p. 57).
1 Level
Signal Specifi ed
Frequency Output Level
1 kHz 0 dBFS
2 Distortion
Signal
Output Level
Frequency
1 kHz 0 dBFS
3-2. Audio Clock Operation Range
Parameters: Use System Two.
Select Sec. PK.
Select BW: 700 Hzto100 kHz
Check at AES/EBU OUT 1/2
Have test signals generated from the DSP in Rio3224-D and
measure the signals output from AES/EBU OUT 1/2 OUTPUT.
For the measurement procedure, refer to Test Program [2–13.
AES/EBU Test] (p. 57).
A. 96 kHz + 4.1667% (100 kHz)
1 Distortion
Signal
Output Level
Frequency
1 kHz 0 dBFS
2 Jitter
5 nsec or less.
B. 44.1 kHz + 4 % (42.336 kHz)
1 Distortion
Signal
Output Level
Frequency
1 kHz 0 dBFS
2 Jitter
5 nsec or less.
Permissible
Range
0±2 dBFS
Permissible
Range
0.002 % or less
Permissible
Range
0.01 % or less
Permissible
Range
0.02 % or less
4. Fan Check
Check that the fan rotating speed increases when the FAN
HIGH, LOW switch on the rear panel is set to the HIGH side
and that the fan rotating speed decreases when set to the LOW
side.
5. Settings at shipment from factory
Front panel
• POWER SWITCH:
• +48V MASTER:
• DIP SWITCH:
• ROTARY SWITCH:
Rear panel
• FAN SWITCH:
Rio3224-D
OFF
OFF
All switches upward
1
LOW
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