Alcad 912-MS Serie Manual De Instalación Y Programación página 29

28 - ENG
A. The level of sound is different to the rest of the channels.
C. The audio level selected is not the right one.
S. Change the audio level (A. LEVEL function).
A. The output audio signal is neither stereo nor dual.
C. The audio source or audio signal selection at the modulator is not
correct.
S. Check whether the audio source is stereo or dual and select the
correct audio signal on the modulator.
A. Continuous problems in several modules.
C. Wrong module supply
S. Check the voltages in the last module using a voltmeter. If the
voltages are lower than the indicated ones, check that the supply
cables are in good shape and deeply plugged in.
Installation and programming manual
912
OUTPUT
5 v
5 v
13 v
13 v
30 v
FA-203
Fig. 9 - Measuring voltage
912
MS-511
5 v
V
DC