System Hardware Manual 6 - 1Chapter6Installing SV8100 Optional EquipmentSECTION 1 GENERAL I NFORMATIONThis chapter provides information for installing optional equipment, such asPGD(2)-U10 ADPs, background music, door boxes, DSS consoles, DtermVSR, external paging as well as other handsets, recording devices andadapters on the SV8100 digital and IP telephones.SECTION 2 PGD(2)-U10 ADP2.1 Using a PGD(2)-U10 ADPThe PGD(2)-U10 ADP provides two circuits which allow connectionto external terminals such as: Door Box (eight maximum per system) External Speaker (eight maximum with PGD(2)-U10 ADPs [withamplifier], one on the CD-CP00 [no amplifier]) External Music Source (external MOH) (96 maximum persystem) External Recording System (96 maximum per system) External RingingThe system allows a maximum of 56 PGD(2)-U10 ADPs to beinstalled (48 for ACI ports [external MOH or external recordingsystem], four for Door Boxes, and four for Paging). ThePGD(2)-U10 ADPs also provides multi-purpose controls. Thesecontrol relays can be used for controlling the external amplifier,external music source and door lock control with the use of a DoorBox. The system allows for up eight general purpose relays with thePGD(2)-U10 ADPs (four relays on each PGD(2)-U10 ADP).