Composite Link Cabling
RS232C/V.24 *Configured Composite Link
To
External
Synchronous
Modem/DSU
Connector
PIN NO. | PIN NO. |
1 | 1 |
2 | 2 |
3 | 3 |
4 | 4 |
5 | 5 |
7 | 7 |
8 | 8 |
15 | 15 |
17 | 17 |
20 | 20 |
25 | 25 |
CHASSIS GROUND (AA) |
| |
TRANSMIT DATA (BA) |
| |
RECEIVE DATA (BB) | To | |
REQUEST TO SEND (CA) | MultiMux | |
CLEAR TO SEND (CB) | External | |
SIGNAL GROUND (AB) | Modem/DSU | |
Connector | ||
CARRIER DETECT (CF) | ||
| ||
TRANSMIT CLOCK (DB) |
| |
RECEIVE CLOCK (DD) |
| |
DATA TERMINAL READY (CD) |
|
V.35 Adapter Cable Configured on a RS232C/V.35
**Composite Link
| V.35 |
|
| ||
CONNECTOR (MALE) | CONNECTOR (FEMALE) | ||||
|
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|
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|
|
| A |
|
| 1 | PROTECTIVE GROUND |
|
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| |||
| B |
|
| 7 | SIGNAL GROUND |
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| |||
| C |
|
| 4 | REQUEST TO SEND |
|
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| |||
| D |
|
| 5 | CLEAR TO SEND |
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|
| |||
| E |
|
| 6 | DATA SET READY |
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|
| |||
| F |
|
| 8 | DATA CARRIER DETECT |
|
|
| |||
| H |
|
| 20 | DATA TERMINAL READY |
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| |||
| P |
|
| 2 | TRANSMIT DATA A |
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| |||
| R |
|
| 3 | RECEIVE DATA A |
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| |||
| S |
|
| 12 | TRANSMIT DATA B |
|
|
| |||
| T |
|
| 22 | RECEIVE DATA B |
|
|
| |||
| U |
|
| 23 | EXTERNAL TX CLOCK A |
|
|
| |||
| V |
|
| 17 | RECEIVE CLOCK A |
|
|
| |||
| W |
|
| 25 | EXTERNAL TX CLOCK B |
|
|
| |||
| X |
|
| 18 | RECEIVE CLOCK B |
|
|
| |||
| Y |
|
| 15 | TRANSMIT CLOCK A |
|
|
| |||
| a |
|
| 21 | TRANSMIT CLOCK B |
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| |||
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*The MultiMux RS232C interface circuits have been designed to meet the electrical specificaitons given in EIA (Electronic Industries Association RS232C and CCITT (Consultative Committee International Telegraph and Telephone) V.24 Stanards.
**When configured for V.35 interface operation on composite link A or B, the V.35 adapter cable should be used. This cable uses a
