ADCP-61-471 • Issue 4 • June 2000 • Section 2: Operation and Maintenance

DLP-570

Page 16 of 18

 

A END

OFFICE A

INTEROFFICE

 

OFFICE Z

Z END

 

 

FACILITY

 

 

 

 

RTAU

 

 

 

 

F

E

E

 

F

 

A

A

 

INSERT:

 

 

 

 

 

 

NETWORK

 

 

 

 

 

LOOPBACK

DROP:

 

 

 

 

 

NETWORK

B

 

 

B

 

 

 

 

 

 

CPE

 

 

 

 

CPE

 

 

 

QRS

 

 

 

SPLTE

A = "A" TRANSMISSION PATH B = "B" TRANSMISSION PATH E = EQUIPMENT (NETWORK) F = FACILITY (CUSTOMER)

= SIGNAL PRESENCE DETECTOR

= TEST SIGNAL GENERATOR OR UNFRAMED (QRS)

= TERMINATED SIGNAL

11868-B

Figure 570-10. Typical End Test Configuration

EQUIPMENT (E)

 

FACILITY (F)

EQUIPMENT (E)

 

FACILITY (F)

[NETWORK]

DS3 MUX

[CUSTOMER]

[NETWORK]

DS3 MUX

[CUSTOMER]

 

 

A

A

 

 

 

 

B

B

 

 

 

 

CIRCUIT

CIRCUIT

 

 

 

 

UNDER TEST

UNDER TEST

 

 

 

 

SPLTF

SPLTE

 

 

 

 

SIGNAL

TEST SIGNAL

 

 

 

 

PRESENCE

 

 

 

 

GENERATOR

 

 

 

 

DETECTOR

 

 

QRS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

QRS

 

RTAU

TEST SIGNAL

SIGNAL

RTAU

 

 

 

PRESENCE

 

 

 

 

GENERATOR

 

 

 

 

DETECTOR

 

11869-B

 

 

 

 

Figure 570-11. SPLTF and SLPTE

2-226

© 2000, ADC Telecommunications, Inc.