Substation Kit - 1007102000

1307 Substation Board

Features

This kit includes: The 1307-station board, nylon screws and spacers, CE-labels and packaging.
The 1307-station board features:

• Connector for external microphone
• Connector for 2 buttons (ID and ID+M)
• Volume control
• Connector for status LED
• Connector for loudspeaker

Electrical details

• See schematics in appendix D.
• The microphone gain is adjusted by potentiometer RP1.
• The loudspeaker volume is adjusted by potentiometer RP2

Connecting loudspeaker and microphone:

Connector-pin	Function
J4-1	Electret microphone (positive)
J4-2	Electret Microphone (negative)
J4-3 J4-4	Loudspeaker, no volume control
J4-2 J5-2	Dynamic close talk microphone
J4-5 J5-1	ID+M-button
J5-3 J5-4	M-button
J6-1	D-branch
J6-2	C-branch
J6-3	B-branch
J6-4	A-branch
J7-1 J7-2	Connection of loudspeaker with volume control.
J7-3 J7-4	Connection of status LED. J7-3 Positive, J7-4 negative. Must be connected or shorted to make microphone work

The shunt S1 is for PRIVATE/OPEN. Shorted = PRIVATE, Open = OPEN (Default)

Mechanical mounting

The circuit board should be mounted with the nylon screws and spacers due to ESD protection. You can use weld nuts with the size of M3.0x5.0x6.0 fastened to the front plate for the screws.

See Figure 1-1 for dimensions.