User manual

55 000 033 – Ed. D SCOOP STUDIO - User manual 39
This document is the property of AETA AUDIO SYSTEMS and can not be duplicated without authorisation March 2006
14. Connectors layout
14.1. Remote Connector
This interface uses a 9-pin female Sub-D connector on the rear panel. This is a
V24/RS-232 type interface with only Tx and Rx signals (no flow control). The
following table indicates its pin out (DCE type pin out)
Pin Description
2 TX , To the PC
3 RX, From the PC
7 CTS, From the PC
8 RTS , To the PC
5 Signal ground
14.2. AUX Connector
Pin
Name
Description Function and remarks Direction
1
DGND Ground
9 STOR1- Relay 1
Relay contact 1
O
2
STOR1+
Corresponds to “INFO 1”
10 STOR2- Relay 2
Relay contact 2
O
3
STOR2+
Corresponds to “INFO 2”
11 STOR3- Relay 3
Decoder status;
O
4
STOR3+
follows the status of the “DEC” LED.
12 N.C.
5
+5V Power
13 ETOR1- Opto 1
Opto input 1
I
6
ETOR1+
choose resistor to allow for 10 to 20mA
14 ETOR2- Opto 2
Opto input 2
I
7
ETOR2+
choose resistor to allow for 10 to 20mA
15 ETOR3-
Opto 3
Not used
I
8
ETOR3+