NEC Xen Topaz System Hardware Manual page 61

Xen Topaz
Installing the Optional Equipment
3rd Party Doorphone units can NOT be connected to the 2PGDU
PCB.
DP-D-1D DOORPHONE UNIT
1. Remove the screw on the front of the Doorphone Unit.
2. Remove the wallmount bracket from the back of the Doorphone,
then fix it to the wall using either the screws provided or other
suitable fasterners.
.
3. Run the single pair cable either through the back of the wall mount
bracket into the wall, or through the bottom of the wall mount
bracket (via the access hole provided), and connect to the DPH1 or
DPH2 connector (centre pair) on the 2PGDU card.
System Hardware Manual
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