![](/images/new-backgrounds/1174523/174523115x1.webp)
Hardware Installation
X.21 Adapter Cable
DB25
MALE
J1
SHLD
1z
2z TDA
14z TDB
3z RDA
16z RDB
15z TCA
12z TCB
17z RCA
9 | z | RCB | |
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| RTSA | |
4 | z | ||
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| RTSB | |
19 z | |||
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| DSRA | |
6 z | |||
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22 z | DSRB | ||
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| DCDA | |
8 z | |||
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| DCDB | |
10 z | |||
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| CTSA | |
5 z | |||
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| CTSB | |
13 z | |||
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| GND | |
7 z | |||
|
MALE
P1
SHLD
z 1
z 2
z 9
z 4
z 11
SA | z6 | |
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| |
| z 13 | |
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| |
| z 3 | |
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| z 10 | |
IA |
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z 5 | ||
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| z 12 | |
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| z 8 |