Toa EV-350R - Terminal Block; Error Detection Output Terminal

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11.1.3. Terminal block
[Upper row]
To timer or switching device
Error detection output terminal
To switching device
To amplifier

To DC power supply To remote control input
of amplifier, etc.
To timer or switching function
To amplifier
・Outputs 1 and 2 of the terminal block provide the same signal as the phone jack outputs 1 and 2.
・Use the contact input under the condition of no-voltage make contact, 24 VDC for open voltage, 10 mA for
short-circuit current, and 50 ms or more for short-circuit time.
・The contact capacity is 30 VDC/500 mA or less when using the busy output.
・Be sure to use a relay contact with enough capacity when directly controlling the amplifier power.
[Lower row]
11.1.4. Error detection output terminal
This terminal normally closes.
It breaks when the unit falls into the following states:
(1) No memory card is inserted into Card Slot A or B.
(2) The memory card of the type that cannot be used or the faulty memory card is mounted.
(3) The SRAM memory card's battery drops.
(4) The unit's power is switched off.
(5) The unit malfunctions.
As to (1) - (4), the terminal makes if the situation returns to normal.
When the unit malfunctions (5), switch off the power once, then switch on the power again. The terminal
makes when the problem is corrected. However, should the unit continue to malfunction, its failure can be
considered. In such cases, consult with the shop from where the unit was purchased.