DEMULTIPLEXER COMMON ELECTRONICS SETUP PROCEDURES.

T.O. 31W2-2GSC24-2

TM 11-5805-688-14-1

NAVELEX 0967-LP-545-3010

3 and the port rate (Rp) listed on sheet 4 of the

set up this card are identical to those prescribed in

worksheet. Divide the product (KRp) by 3, and set S4 on

paragraph 3-76, with the following exceptions: (1)

the TD card to the range that includes the computed

worksheet information pertinent to the demultiplexer seq

KRp/3 value.

This completes the TD card setup

card is contained on sheet 4 of the configuration

process.

worksheets; and (2) the demultiplexer seq card is

installed in slot 21 of the DEMULTIPLEXER row.

NOTE

3-88.

GC/DM CARD (P/N 61864030).

The

demultiplexer GC/DM card is identical to that used in the

The computed KRp/3 value must

multiplexer. Ensure that a GC/DM card is installed in slot

exactly match one of the six ranges

20 of the DEMULTIPLEXER row. No setup procedures

listed on switch S4. If a match is not

are required for this card.

obtained, a check of the computation

is suggested. A correct computation

3-89. FS CARD (P/N 61864110). The FS card is

not yielding a match with one of the

located in slot 16 of the DEMULTIPLEXER row. Set up

ranges

indicates

incorrect

the FS card as follows (refer to figure 3-20 for all switch

configuration data on the worksheet.

locations):

1. Refer to sheet 4 of the configuration worksheets and

6. Install the TD card in its appropriate slot (1 through

note the DATA N or R block. Set S1 to the indicated N

15) in the DEMULTIPLEXER row.

(normal) or R (reversed) position.

3-84. DEMULTIPLEXER COMMON ELECTRONICS

2. Refer to the TIMING N or R block on the

SETUP PROCEDURES.

worksheet, and set S2 to the indicated N (normal) or R

(reversed) position.

3-85. The information required for configuring the cards

comprising the common electronics section of the

3. Set S3A and S3B to the NORM position.

demultiplexer is contained on sheet 4 of the configuration

worksheets (figure 3-11). Based on this information,

4. Refer to the INTFC 75 or 6K block on the worksheet,

paragraphs 3-86 through 3-90 prescribe the procedures

and set S4 and S5 to the indicated 75 or 6K position.

to be used in the setup process.

install the FS card in slot 16 of the DEMULTIPLEXER

row.

3-86. OEG CARD (P/N 61864020). The demultiplexer

and multiplexer OEG cards are identical, and are located

3-90. ERD CARD (P/N 61864120). The ERD card is

in slot 19 of the MULTIPLEXER and DEMULTIPLEXER

located in slot 17 of the DEMULTIPLEXER row, To set

rows. Procedures for setting up the demultiplexer OEG

up the ERD card, refer to the ERROR RATE

card are the same as those prescribed in paragraph 3-75

THRESHOLD block on sheet 4 of the configuration

for the multiplexer OEG card.

worksheets, and set S1 (figure 3-21) to the indicated

position.

Install the ERD card in slot 17 of the

3-87. SEQ CARD (P/N 61864040), The demultiplexer

DEMULTIPLEXER row.

seq card in slot 21 of the DEMULTIPLEXER row is

identical to that used in the multiplexer. Procedures to

3-52