Inspection On Audio Function - NEC MultiSync LCD1550ME Service Manual

1.5.4. Inspection on Audio function

Purpose of inspection: Confirming that the audio function works normally.
1) It connects audio-in with the PC or the audio player and it enters a sound.
PC or Audio Player
AUDIO INPUT
2) Enter Signal 17 through INPUT.
3) Display the OSM menu. Use the NEXT key to move as far as to the Volume tag.
Sound Volume menu
4) Confirm that the green bar is changed and the audio volume is also changed when the (-) and (+) keys
are operated.
5) It confirms that sound is outputted from the left-right speakers and headphones.
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