Cisco NM-HDV-2E1-60= Datasheet download pdf (Page 7)

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Specification Standard

Input Level

_ down to -24 dB0

Line Frequency

• 1.544 Mbps 75 bps/32PPM

• 2.048 Mbps 75 bps/32PPM

DTE/DCE Interface (VIC Mode)

G.704/structured

Diagnostic Loopback Support

ANSI T1.403 Annex B/V.54 loopup/down code recognition, network loopback, and user initiated

loopbacks, network payload loopback, local DTE loopback, remote line (codes: V.541, loop up, and

loop down)

Alarm Detection

Alarm indication signal (AIS), remote alarm, far-end block error (FEBE), out of frame (OOF), cyclic

redundancy check (CRC) multiframe OOF, signaling multiframe OOF, frame errors, CRC errors, Loss

of network signal (red alarm), loss of network frame, receive (blue alarm) (AIS) from network, receive

(yellow) from network Performance Reports/Error Counters CRC, errored seconds, burst errored

seconds, severely errored seconds, Ft and Fs framing errors for SF framing, FPS framing errors for ESF

framing, 24-hour history stored in 15-minute increments

LED Indicators

• Data carrier detect (CD)

• Loopback (LP)

• Alarm (AL)

• Voice DSP processing status

DSU/CSU

• Selectable DSX-1 cable length in increments from 0 to 655 feet in DSU mode

• Selectable DS1 CSU line build-out: 0, -7.5, -15, and -22.5 dB

• Selectable DS1 CSU receiver gain: 26 or 36 dB

Physical Interface Standards

T1 ANSI, ATT T1.1, ANSI T1.403

Environmental

• Operating temperature: 0 to 40º C (32 to 104° F)

• Storage temperature: -25 to º C (-13 to 158° F)

• Relative humidity: 5 to 85% noncondensing operating; 5 to 95% noncondensing, nonoperating

MTBF

• NM-HDV-1T1-24E; 381,087 to 467,253 hours

• NM-HDV-2T1-48; 366,394 to 445,354 hours

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Cisco NM-HDV-2E1-60= Datasheet Page 7