A3-6 Issue 1 November 1998
363-208-011, Appendix 3
Test Head Installation
Step 1:
Locate the test head's 955-7000107 or 955-7000xxx035 dangler cable
(RS232/MTAU).
Step 2:
Mate the P13 connector with J13 on the test head. See Figure 1-5.
Step 3:
Mate the 955-7000010108 cable's MTAU connector to the MTAU con-
nector of the dangler cable 955-7000107 installed in Steps 1 and 2
Step 4:
If the J44 on the COT ARM shelf is vacant, proceed to Step 7.
Step 5:
If J44 is not vacant, remove the connector of the existing cable assem-
bly from J44 on the COT ARM shelf. Mate the P44 of the
ED7C723-37, Group 30 cable assembly to J44 of the ARM shelf and
mate J37 of the ED7C723-37, Group 30 cable assembly to connector
of the existing cable assembly that supplies timing to additional COT
ARM shelves.
Step 6:
Mate the 955-7000010108 cable's P44 connector to the J44 connector
of the ED7C723-37, Group 30 cable assembly that was installed in
Step 5. Go to Step 8.
Step 7:
Mate the 955-7000010108 cable's P44 connector to the J44 connector
of the ARM shelf.
Step 8:
Connect the TL1 DB25 connector to the circuit for communications to
special services test operations system, such as, SARTS, as deter-
mined by the customer.
Step 9:
Connect the Alarms DB15 connector to the
SLC
-2000 miscellaneous
alarms as determined by the customer.
Communications Cable
This cable assembly, containing the test access pairs, is connected to the
Miscellaneous Pairs Cross-connect block. See Figure 1-1 for the cabling and
Figure 1-6 for the signals on J14 of the test head.
Step 1:
Locate the test head's 955-70079 or 955-7000xxx036 and
955-7000000046 dangler cable (optional) and the two 955-
7000xxx126 cables.
Step 2:
If the 955-7000003046 cable is used, go to Step 3. Otherwise go to
Step 5.
Step 3:
Mate the P14 connector of the 955-7000003046 cable with J14 on the
test head.
Step 4:
Mate the 955-70079 or 955-7000xxx036 cable's P14 connector with
J14 on the 955-7000003046 cable. Go to Step 6.
Step 5:
Mate the 955-70079 or 955-7000xxx036 cable's P14 connector with
J14 on the test head.
Step 6:
Mate the 955-70079 or 955-7000xxx036 cable's J301 connector with
the P301 connector of the ED7C723-34, Group 1 TAP bay cable.
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