Figure 87. Drop/Insert Matrix - AT&T System 85 Installation And Test

To program the matrix, loosen the thumbscrews at the top of the data service panel; and let
the panel swing down. Place the jumpers on the Drop and Insert matrixes as shown in
Figure 87 using the programming guide. Close and secure the panel.
DROP/INSERT MATRIX
CHANNELS
8 7 6 5
4 3
2 1
/ --- 1
oo oo
/ ---N / --- 1 /---\ / --- 1
oo oo oo oo oo
/ ---N
1
oo oo oo oo oo oo oo oo 2
oo oo oo oo
oo oo oo oo 3
oo oo oo oo oo oo oo oo 4
oo oo oo 00 00 oo lej oo 5
oo oo oo
oo oo oo oo oo 6
00 00 oo 00 0000 oo oo 7
oo oo oo oo oo tl, oo oo 8
oo oo oo oo oo oo oo 9
oo oo oo 'oo oo oo oo oo 10
oo oo oo oo oo oo oo oo 11
oo oo oo oo oo
oo oo oo 12
CHANNEL
SELECT
oo oo oo oo oo oo oo oo 13 (TIME SLOTS)
oo
oo oo oo 00 00 oo oo 14
oo oo oo oo oo oo oo oo 15
oo oo oo oo oo tI, oo oo 16
oo oo oo oo oo
oo oo oo 17
oo oo oo oo oo oo oo oo 18
oo oo oo oo oo oo oo oo 19
oo oo oo
oo oo oo oo oo 20
oo oo oo oo oo oo oo oo 21
oo oo oo oo oo oo oo oo 22
oo oo oo oo oo oo oo 00 23
oo oo oo oo oo oo oo 00 24
* PLACE JUMPER ON BOTH DROP AND
INSERT MATRIXES.
Figure 87. Drop/Insert Matrix
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