Verilink ConnecT 56K DSU (896-502110-001) Product Manual Instrukcja Użytkownika Pobierz pdf (Strona 44)

Operation

3-14

ConnecT 56K DSU User Manual

Testing from the remote end of the circuit is normally done with a bit

error rate tester (BERT) or, by using an internal Test Pattern Generator on

the Remote DSU Unit.

Figure 3-5 Status Display

Menu map

2=TEST/1= LOCAL UNIT /1=DTE & LOOP(LL)/Displays

Operation

Follow standard operating procedures. When 1=DTE & LOOP (LL) is

flashing: Press the Enter button to initiate the test resulting in the system

briefly displaying “Please Wait” after which it displays the type of test

being performed.

DTE & LOOP

Use the scroll buttons to continue viewing the other test results.

Table 3-4 Test Displays

Table 3-5 Available Interface Leads

DTE & Loop Type of test being performed

Loop 56K Loop rate

DTE 56K Sync DTE rate and data type

TR Terminal Ready Input

SR Set Ready Output

LLB Local Loopback Input

RLB Remote Loopback Input

OFF/ON State of the respective leads displayed immediately

above.

Unit in Test Operating mode to ConnecT 56K DSU

Loop is Normal Status of network service

1=DTE & LOOP (LL)

DTE & LOOP

LOOP 56K

DTE 56K SYNC

OFF

LLB

RLB

OFF

UNIT IN TEST

LOOP IS NORMAL

1 2 ... 39 40 41 42 43 44 45 46 47 48 49 ... 87 88

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Verilink ConnecT 56K DSU (896-502110-001) Product Manual Instrukcja Użytkownika Strona 44