User`s manual
AEQ FORUM 
Digital audio mixer for broadcast applications 
23
The RJ45 pin-out is as follows: 
2.2.2.3. Synchronism. 
AEQ FORUM has an external sync input for AES 11 and TTL formats. The input connector is an 
RJ45 on the rear panel of the unit identified as “EXT. SYNC”. 
2.2.2.4. Control and studio monitors. 
AEQ FORUM includes monitor outputs for Studio and Control monitors. These outputs are 
provided on a male DB9 connector. 
The speaker output for the control is called “MONITOR” and within the “CONTROL ROOM” 
section on the rear panel of the equipment. 
The speaker output for the studio is called “MONITOR” and within the “STUDIO ROOM” section 
on rear panel of the equipment. 
In order to simplify the installation phase, AEQ offers a prefabricated wiring kit specifically for 
monitoring outputs: CAB FR MON, female DB9 connector soldered to 4 metres of cable open-
end termination for two monitor outputs. More information in section 2.2.4 of this manual. 
Pin EXT.SYNC connector 
1 TTL_SYNC_IN 
2 TTL_SYNC_IN_GND 
3 TTL_SYNC_OUT 
4 GND 
5 AES_SYNC_OUT+ 
6 AES_SYNC_OUT- 
7 AES_SYNC_IN+ 
8 AES_SYNC_IN- 
Case Earth 
Pin 4: 
Blue 
Pin 3: 
White and Green 
Pin 2: 
Orange 
Pin 1: 
White and Orange 
Pin 5: 
White and Blue 
Pin 6: 
Green 
Pin 7: 
White and Brown 
Pin 8: 
Brown 










