NEC nd-20292 manual Dterm Series, ET1 Number DT-03 Date December

NEC America, Inc.

Switching - Terminals Division

NGINEERING

T ECHNICAL

Dterm SERIES II

ET1 NUMBER: DT-03

DATE: DECEMBER 1988

MELCO S-l 1 AND TONE COMMANDER TA-20

HANDSET AMPLIFIER CONNECTION PROCEDURE

1.DESCRIPTION

This Engineering Technical Information (ETI) Bulletin describes the steps necessary to install an ADA-E (Ancillary Device Adaptor) unit into an ETE-6D-2, ETE-16D-2, ETE-16-2, or ETE-6-2 Multiline Terminal, to provide for connection and operation of a MELCO Model S-l 1 or a Tone Commander Model TA-20 handset amplifier.

2.PARTS REQUIRED

2.1ADA-E Unit Adaptor kit (Stock # 560280)

2.2Melco S-11 or Tone Commander TA-20 Handset Amplifier, locally provided. (Both amplifiers are available with spade lug or modular ended wire harness. Use the spade lug ended type only.)

2.3Appropriate Dterm Series II Multiline Terminal

3.PROCEDURE

3.1Disconnect the modular line cord from under the terminal and from the RI-llC/W jack.

3.2Disconnect the modular handset cord from the lower housing.

3.3Turn the LMultiline Terminal upside down (face down) and place it on a flat clean surface (refer to Figure 1).

3.4Slide the directory out of the way (Not required for ETE-6-2 or ETE-16-2 Multiline Terminal)

3.5To remove the access panel, perform only the step that applies, either 3.5.1 or 3.5.2 (Refer to Figure 1)

3.5.1ETE-6D-2 or ETE-16D-2 Multiline Terminals, Insert a flat screwdriver blade into notched opening (shown as A) and apply light upward pressure until the access panel clears the front lip, at the same time apply pressure (toward you) at the rear of the pedestal (shown as B) until the access panel moves toward you. Remove panel.

3.5.2ETE-6-2 or ETE-16-2 Multiline Terminals, Depress the flexible notched tab (shown as C) on the access panel and apply upward pressure. Remove panel.

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