Installation; Power-Up Sequence - ADC HiGain H2TU-C-319 List 1E Quick Installation

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NSTALLATION

When installing an H2TU-C, wear an antistatic wrist strap.

Avoid touching components on the circuit board.

To ensure proper installation of the, align the H2TU-C with the enclosure slot guides,

and slide the unit in. Push down on the front panel to properly seat it.

OWER

When the H2TU-C powers up, the four-character display illuminates and reports

status messages.

If the H2TU-C is unable to communicate with the H2TU-R, it displays various alarm

and status messages.

If the H2TU-C is able to communicate with the H2TU-R, the following occurs:

The Status LED flashes red while acquiring the H2TU-R and turns a steady green

when the entire system is operating with no alarms. (The DS1 signal must be

present.)

The four-character display reports margin (SNR) readings (should be ≥ 6 dB) and

loop attenuation (should be <35 dB @196 KHz).

After the system powers up, alarm conditions that exist are reported on the

display. (The H2TU-C reports alarms if no DS1 signal is applied.)

ROVISIONING

After installation, perform these basic provisioning tasks from the HiGain HDSL2

logon screen. Refer to the onscreen Help menu for navigational aids.

Connect a maintenance terminal to the craft port (see front-panel illustration

inside), then press

Select the Config menu, Date and Time, then type the date and time.

Select the Inventory menu, then type in the unit ID numbers.

Change the settings of any system parameters, if necessary, by selecting the

Config menu, Standard Options or ADC Options. (Configuration options can

also be set from the front panel using the MODE and SEL buttons. See the

"Front-Panel Configuration Options Using MODE and SEL"

EQUENCE

CTRL

to refresh the logon screen, if necessary.

table inside.)

Continued