MSR800W
16
* 0dBu=0.775 V
2-4.
PHASE switch
Input 40 Hz as reference, then check that the phase changes by 180 degrees to accommodate the input signal when the PHASE
switch is set to REV. Use an oscilloscope when checking.
2-5.
Protection circuit test:
Apply DC +5 V (power supply output resistance = 10 k
Ω
) between pins 1 and 2 of the connector CN207 and check that the relay
turns off within 1 second. Also, check that it returns automatically within 10 seconds when the DC +5 V is shut off..
Items
Conditions
Values
Input
Output
Typical
Limited
11 PEAK/LIMIT indicator activation level
100 Hz input
LF OUTPUT
(Speaker terminal)
63 V
63±2 V
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