Urmet 1131 Manual Full -

Problem: No Image / LED off

Problem: Image is blurry

Problem: Image is too dark or too bright

Problem: Black and White Image only

DANGER: RISK OF ELECTRIC SHOCK

Manual Reference: Section 5.1 – "Audio Adjustment." Solution:

One of the most searched topics in the Urmet 1131 manual full is how to change the ringtone. You will find two sets of DIP switches inside the monitor casing. urmet 1131 manual full

SW1 (Call Tone Selection):

SW2 (Volume Level):

The input terminals are located on the transformer side, usually protected by a fuse. Problem: No Image / LED off

Note: Ensure the correct input voltage (230V) is supplied. Connecting to a higher voltage will destroy the unit.

The Urmet 1131 is designed to be largely "Plug-and-Play," but it features automatic electronic adjustments:

There are typically no manual DIP switches on the standard 1131 model; configuration is handled internally by the DSP (Digital Signal Processor). Problem: Image is blurry

The unit typically consists of a metal enclosure with a hinged or removable cover, housing a transformer and a rectifier/regulator circuit board.

A: Privacy mode. You can turn off the microphone and speaker to avoid being disturbed. The LED turns orange.