Extron electronic BUC 202 Stereo System User Manual


 
Front Panel Feature
BUC 202
A
Figure 6. BUC 202 Front Panel
A
Power LED — The green lights when the BUC 202 is receiving power.
Adjusting the Trim
The BUC 202 can be wired in four different configurations:
• Balanced input to unbalanced output
• Unbalanced input to balanced output
• Balanced input to balanced output
• Unbalanced input to unbalanced output
Follow the steps below to adjust the trim:
1. Disconnect power from all devices.
2. Wire the BUC 202 for either balanced or unbalanced stereo or dual mono audio input.
3. Wire the BUC 202 for either balanced or unbalanced audio output.
4. Set the trim adjustment:
a. Determine the input and output signal types (balanced or unbalanced) and whether
it is consumer or professional audio.
Find the trim adjusment setting according to the table below.
Output
Input
Balanced
Unbalanced
Consumer
1
Professional
2
Consumer
1
Professional
2
Balanced Unbalanced
Consumer
1
Consumer
1
Professional
2
Professional
2
0 dB
-12 dB
0 dB
-12 dB
12 dB
0 dB
12 dB
0 dB
6 dB
-6 dB
6 dB
-6 dB
18 dB
6 dB
18 dB
6 dB
NOTES:
1
Consumer line level is -10 dBV ≈ -8 dBu.
2
Professional line level is +4 dBu.
b. Use a small screwdriver to turn the appropriate trim adjustment switch to the
desired setting.
5. Reconnect power to all devices to test the audio.
6. If necessary, readjust the trim.
BUC 202 User Guide • Setup and Operation 5