Toshiba DK 16, DK8 HVSU2 or Combined HVSU/HVSI Total, Miscellaneous Peripherals Dpft Yes or No

INSTALLATION-CONFIGURATION

SECTION 100-816-203

MARCH 1993

DK16 WORKSHEET 3, PERIPHERALS AND UPGRADES (continued)

HHEU: Total _____

One HHEU must be installed in each digital and electronic telephone that supports a headset or connects to an HESB for the Loud Ringing Bell feature. See HESC-65A.

HVSU2 or Combined HVSU/HVSI: Total _____

Electronic telephones must be equipped with either the HVSU2 assembly or the combined HVSU and HVSIs assemblies to receive Off-hook Call Announce. See EOCU under Miscellaneous Peripherals.

PDIU-DI2:Total_____ for 2000-series Digital Telephones;

PDIU-D1:Total_____ for 1000-series Digital Telephones

Digital telephones must be equipped with a PDIU-DI2 or a PDIU-DI to transmit and receive voice and data calls. (If Add-on module is installed, then PDIU-DI2 cannot be installed.)

Miscellaneous Peripherals

DPFT: Yes or No_____

The DPFT provides a means to connect eight selected CO lines to standard telephones if there is a power failure. (PSTU must be installed in Expansion Unit)

EOCU: Yes or No _____

An EOCU must be installed on a PEKU or PESU that is connected to electronic telephones which are equipped to receive Off-hook Call Announce. See HVSU2 and HVSU/HVSI in Telephone Upgrades.

HESB (Amplifier/Speaker): Total _____

1.One HESB and HHEU is required for each digital and electronic telephone with the Loud Ringing Bell feature.

2.One HESB is optional to provide single-zone external page connected to the Base Unit's 600 ohm exter- nal page output. (Customer-supplied amplifiers/speakers may be used in place of the HESB.)

3.One HESB is optional to provide a talkback amplifier/page speaker connected to the Base Unit's 600 ohm external page output. (Customer-supplied amplifiers/speakers may be used in place of the HESB.) Talkback for HESB requires an MDFB.

MDFB (Door Phone): Total _____

The MDFB plugs into the DDCB to provide a door phone. Each DDCB can support up to three MDFBs; a maximum of two DDCBs can be connected to the system. Each DDCB requires a Digital Telephone circuit. The MDFB may also be connected to the HESB amplifier/speaker to provide page talkback.

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