C SPECIFICATIONS

This appendix describes the physical specifications of the 3C882 ISDN modem and provides the pin assignments of the RS-232 COM port, PC serial cable, and Macintosh serial cable.

3C882 ISDN Modem Specifications

Network Interface

Integrated Services Digital

 

Network (ISDN) Basic Rate

 

telephone service provided by

 

the telephone company

Physical Interface

U (integrated NT1)

Physical Dimensions

 

 

Length 8.66 in. (22.0 cm.)

 

Width 5.44 in. (13.8 cm.)

 

Height 1.56 in. (4.0 cm.)

Environmental Operating Range

Operating temperature

50˚ to 122˚F (10˚ to 50˚C)

Relative humidity

Up to 90% noncondensing

Power

 

Input

110-120 VAC

Output

9 VDC

Ringer Equivalence Number (REN)

3 per analog phone port on up to 200 feet of AWG 26 or heavier AWG wiring

EMI Certification

FCC Part 15, Class B

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3Com ISDN Modem manual Specifications, 3C882 Isdn Modem Specifications