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15 Function Configuration Dipswitch.
Upward means enable and downward means disable. 1
st
PIN means all functions
supervision. 2
nd
PIN means 24V DC input. 3
rd
PIN enable means contact trigger and
disable means signal level trigger. 4
th
PIN means with standby amplifier. 5
th
PIN means
dynamic IP address allocation or DHCP. 6
th
PIN means host default IP address reset
through off-on-off action. 7
th
PIN means speaker zone impedance calibration in the
condition of zone output is terminated. 8
th
PIN means speaker line supervision function.
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16 External Two Microphone or Balanced Line Inputs 5-6.
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17 Gain Control.
These gain control is used to increase or decrease the input sensitivity for MIC/Line inputs
5-6.
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18 Line Inputs1-4.
These four line inputs used to input external audio sources players for background music
system use.
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19 Host REC Output.
This REC output is mixed output for external voice recorder or other recording equipment.
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20 Extension Controller Function
Configurable Dipswitch. Upward means enable and downward means disable. 1
st
PIN to 5
th
PIN is used to set up the extension controller ID number. 6
th
PIN means 24V DC input. 7
th
PIN means standby amplifier. 8
th
PIN means speaker line supervision function.