V.35/EIA-530 user-programmable data port
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Chapter 4: Cabling interfaces and ports
The user-programmable V.35/EIA-530 data port connects to data terminal equipment
(DTE) through a 25-pin socket (female) connector. When set to EIA-530, the port also
supports RS449 and X.21 interfaces with appropriate cables and adapters.
V.35/EIA-530
data port
V.35 Cables and adapters
Part number
Description of cable
95010054
DB25P to V.35 (MRAC34P)
78904
Adapter V.35: DB25P to MRA34S
EIA-530, EIA-449, X.21 cables and adapters
Part number
Description of cable
950xx061
DB25P to DB25P EIA-530
950xx063
DB25P to DA15P X.21
950xx064
DB25P to DA15S X.21
78902
Adapter X.21: DB25P to DA15S
950xx065
DB25P to DC37P EIA-449 (RS449)
78901
Adapter EIA-449 (RS449): DB25P to DC37S
xx is length in feet. Call the factory for available lengths.
P = plug (male); S = socket (female)
Maximum cable lengths
V.35 = 50 ft (15.2 m)
EIA-530, EIA-449 (RS449), X.21 = 200 ft (61 m)
NOTE
Use cables that are 10 ft. or shorter when the data port clock rate is greater than 2 MHz.
Pinouts
For EIA-530, see
Table 5 on page
For V.35, see
Table 6 on page
Signal requirements
The attached DTE must be capable of asserting DTR and RTS.
47.
48.
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