ADTRAN MX410 Spezifikationen PDF herunterladen (Seite 54)

MX410/MX412 System Manual

4-12 61189500L1-1F

• –48 VDC systems: –42 VDC to –60 VDC

• –24 VDC systems: –22 VDC to –27 VDC

• +24 VDC systems: +22 VDC to +27 VDC

Place the common (normally black) lead of the voltmeter on the RET A post of the DC

power terminal block and the DC volts (normally red) lead on the

PWR A post of the DC

power terminal block.

c. Repeat step 3 for the RET B/PWR B connections.

4. Install at least one PSU into the MX410 front panel

PSU A or PSU B slot.

a. Line up the PSU with the guide grooves and carefully insert the unit into the MX410

until it seats all the way into the PSU slot of the MX410.

b. Tighten the thumb screws to secure the PSU in place.

To remove a PSU, remove the thumb screws that hold the PSU in place and carefully pull the

PSU straight out of the MX410.

Refer to “LED Indicators” on page 4-10 for LED indication of successful power turn-up.

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ADTRAN MX410 Spezifikationen Seite 54