ARIA SOHO Hardware Description and Installation Manual
Issue 1
BOARD INSTALLATION
Aug, 2006
44
4.5.5 DPU2 (Two Door Phone Unit)
The Two Door Phone Unit (DPU2) should be installed on the DPU2 connector (CN13) of the MBU, and provides two
Door Phone interfaces and two Relay contacts for door opener.
FIGURE 4.5.5 DPU2
4.5.5.1 Modular Jack (MJ1-MJ2) Pin Assignment
DPU2 MJ1 (DOOR PHONE)
CONNECTOR
PIN NUMBER
NO
SIGNAL NAME
1 N/A
2 DPH1-T
3 DPH1-R
4 DP2-T
5 DP2-R
RJ11
6 N/A
DPU2 MJ2 (RELAY CONTACT)
CONNECTOR
PIN NUMBER
NO
SIGNAL NAME
1 N/A
2 Relay
1-T
3 Relay
1-R
4 Relay
2-T
5 Relay
2-R
RJ11
6 N/A
TERMINAL LDP-DPB
CONNECTOR
NO
SIGNAL NAME
1 TIP
Screw type
2 RING