Charles Industries 31929E User Manual
Page 13
Section 319-29E-202
13
2.
Include the following information:
– Company name and address
– Contact name and phone number
– Inventory of equipment being shipped
– Particulars as to the nature of the failure
– Return shipping address
3.
Ship the equipment, purchase order, and above-listed information, transportation prepaid, to the ser-
vice center address shown below.
CI Service Center
Route 40 East
Casey, IL 62420–2054
4.
Most repaired or replaced units will be returned within 30 or 45 days, depending on the product type
and availability of repair parts. Repaired units are warranted for either 90 days from the date of repair
or for the remaining unexpired portion of the original warranty, whichever is longer.
10.
SPECIFICATIONS
10.1
Electrical Specifications
The electrical characteristics of the 3192-9E are as follows:
(a) REPEATER TYPE: Passive transmit;
regenerative receive.
(b) LINE SIGNAL TYPE: Bipolar at 1.544Mbps +200bps.
(c) TRANSMIT PATH PAD: Selectable 0.0dB, 7.5dB, or 15.0dB.
(d) DSX PRE-EQUALIZER: Fixed 0–110 feet, 22ga; 0–90 feet, 24ga.
(e) REPEATER LINE SIGNAL PULSE WIDTH: 324nsec +30nsec.
(f) REPEATER LINE SIGNAL PULSE WIDTH UNBALANCE: 15nsec maximum.
(g) REPEATER LINE SIGNAL PULSE OVERSHOOT: 10 to 30 percent of pulse height, 20 percent nomi-
nal.
(h) REPEATER LINE SIGNAL PULSE RISE AND FALL TIME: 100 nsec maximum.
(i) INPUT/OUTPUT IMPEDANCE: 100 ohms (nominal) at 772kHz.
(j) RECEIVE AUTOMATIC LINE BUILD-OUT: 0 to 35dB.
(k) TIMING JITTER: Meets the Jitter Transfer Specifications as described in TR-TSY-000312 .
(l) LONGITUDINAL BALANCE: Greater than 35dB from 50kHz to 1.5 mHz.
(m) INSERTION LOSS: Transmit path 1.5dB nominal.
(n) LOSS-OF-SIGNAL THRESHOLD: 175 +75 consecutive zeros.
10.1.1. Loopback
(a) LOOPBACK ERROR THRESHOLD: 10–
#
error rate or better.
(b) LOOPBACK CODE:
SF: Framed or unframed 2 in 5 (11000) or 1 in 6 (100000) to loop up (approximately 5 seconds); 3 in
5 (11100) or 1 in 3 (100) to loop down (approximately 5 seconds).