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ADCP-61-743 • Issue 3 • September 2004
Page 26
2004, ADC Telecommunications, Inc.
A END
INTEROFFICE
FACILITY
CPE
INSERT:
NETWORK
DROP:
NETWORK
FE
11868-B
Z END
CPE
SPLTE
RTAU
QRS
B = "B" TRANSMISSION PATH
= SIGNAL PRESENCE DETECTOR
= TEST SIGNAL GENERATOR
OR UNFRAMED (QRS)
F = FACILITY (CUSTOMER)
E = EQUIPMENT (NETWORK)
= TERMINATED SIGNAL
A = "A" TRANSMISSION PATH
LOOPBACK
OFFICE A OFFICE Z
EF
BB
AA
Figure 12. Typical End Test Configuration
DS3 MUX
RTAU
QRS
A
B
EQUIPMENT (E)
[NETWORK]
FACILITY (F)
[CUSTOMER]
CIRCUIT
UNDER TEST
TEST SIGNAL
GENERATOR
SPLTF
A
B
TEST SIGNAL
GENERATOR
DS3 MUX
RTAU
EQUIPMENT (E)
[NETWORK]
FACILITY (F)
[CUSTOMER]
CIRCUIT
UNDER TEST
11869-B
QRS
SPLTE
SIGNAL
PRESENCE
DETECTOR
SIGNAL
PRESENCE
DETECTOR
Figure 13. SPLTF and SLPTE