Tynetec Advent xt User Manual

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 Is 240v AC present at Input of SMPSU Module?
YES continue
NO Check incoming mains supply
 Is 27.5v DC present at Output of SMPSU Module?
YES continue

Tynetec Advent xt Specifications

General

Brand	Tynetec
Model	Advent xt
Category	Telephone System
Language	English

Summary

Advent XT System Power Troubleshooting

SMPSU Input and Output Voltage Checks

Verify 240V AC input and 27.5V DC output voltages on the SMPSU module.

Main CCU Board Power and LED Status

Check 27.5V DC at 'Power In' and assess onboard LEDs on the Main CCU Board.

Termination Board Voltage and LED Checks

Examine Termination Board onboard LEDs and 'Power Out' voltage readings.

Network Voltage Verification

Confirm 12V & 24V Network Voltage LED illumination and voltage presence.

Final System Test and Support Contact

Perform local intercom test and contact technical support if issues persist.