NEC nd-20292 manual Section Ancillary Device Connection, ’7 Interconnection of PSE-DD-1 PSU

ND-20292

CHAPTER 2

APRIL, 1990

SCREW TERMINAL BLOCK ON PSE-CID-1

IN THIRD ESE-32E-1

SCREW TERbIUiAL BLOCK ON PSE-DD-1

IN SECOND ESE32E-I

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SCREWTERMINALBLOCKONPSE-Di-1

IN FIRST ESE92E.1

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'SCREWTERMINAL BLOCKONPSE-DD-1

IN ESE-32B-1

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-4SVDCPOWERSOURCE

Figure 200-3’7 Interconnection of PSE-DD-1 PSU

Figure 200-38 Front View of 6 Pin Connector of PSE-AD-1 and PSE-DD-1 PSUs

250.3RSG-E UNIT

NOTE: System power should be OFF during the following procedures.

A.Remove the two mounting screws located at the top and bottom of the RSG slot in a CCU, where SLI-EA, SLI-EB or VMI-E ETUs are installed.

B.Install an RSG-E Unit into the RSG slot of the required CCU, as shown in Figure 200-39.

C.Secure the RSG-E Unit with the screws removed in Step A.

D.Connect the 4 pin connector ended cable, providedon the RSG-E Unit, into the designated

V ItsiSW

Figure 200-39 Installing RSG-E Unit

RSG connector (55) located in the upper left of the ecu.

If the adjacent CCU requires ringing signal, use the

supplementary cable that is included in the RSG-E ETU packing box.

Connect an end of the cable into the connector on the RSG-E Unit and the other end of the cable into the designated RSG connector (55) located in the upper left of the adjacent CCU.

E.Turn the PSU and the RSG-E Unit ON, then check the output voltages, which can be read on the 4 pin connector of the CCU, as shown in Figure 200-39.

Figure 200-40 Front View of RSG-E Unit 4 Pin Connector

SECTION 260

ANCILLARY DEVICE CONNECTION

260.1 GENERAL INFORMATION

A. Multiline Terminals can be equipped with ancillary devices such as HFU-E, DPA-E, DTA-E and ADA-E Units.

B.These optional units and their compatibility with Multiline Terminals are shown in Table 200-18.

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200 - 34