635/633 Users
Manual Supplement
12/01
9
Section 2-31, add the following to the end of the paragraph:
To loop up the HLU (central office interface) from the central
office, select the NLOC loop code and press the SEND LOOP
UP key. To loop down the HLU, select the NLOC loop code and
press the SEND LOOP DOWN key.
Section 2-32, add the following to the end of the paragraph:
To loop up the first doubler (if provided) from the central office,
select the NDU1 loop code and press the SEND LOOP UP key.
To loop down the first doubler, select the NDU1 loop code and
press the SEND LOOP DOWN key.
Section 2-33, add the following to the end of the paragraph:
To loop up the second doubler (if provided) from the central
office, select the NDU2 loop code and press the SEND LOOP
UP key. To loop down the second doubler, select the NDU2 loop
code and press the SEND LOOP DOWN key.
On page 2-16, make the following changes:
Section 2-34, add the following to the end of the paragraph:
To loop up the HLU (central office interface) from the customer
side, select the CREM loop code and press the SEND LOOP UP
key. To loop down the HLU, select the CREM loop code and
press the SEND LOOP DOWN key.
Section 2-35, add the following to the end of the paragraph:
To loop up the HRU (customer interface) from the customer
side, select the CLOC loop code and press the SEND LOOP UP
key. To loop down the HRU, select the CLOC loop code and
press the SEND LOOP DOWN key.
Section 2-36, add the following to the end of the paragraph:
To loop up the first doubler (if provided) from the customer side,
select the CDU1 loop code and press the SEND LOOP UP key.
To loop down the first doubler, select the CDU1 loop code and
press the SEND LOOP DOWN key.
