Extron Electronics BUC 202 User Guide - Manual (Page 7)

Setup and Operation
The Setup and Operation section describes:
• Rear Panel Features and Cabling
• Front Panel Feature
• Adjusting the Trim
Rear Panel Features and Cabling
100-240V 50/60 Hz
0.2A MAX
1 2 1 2
TRIM OUTPUTS
BUC 202
15
18
0
21
3 6
9
12
-15
-18
-21
-3
-6
-9
-12
15
18
0
21
3 6
9
12
-15
-18
-21
-3
-6
-9
-12
1 2
INPUTS
A B C D
A AC power C Input connector
B Trim adjustment D Output connector
Figure 2. BUC 202 Rear Panel
A AC power — Connect to standard AC power: 100 to 240 VAC, at 50 or 60 Hz.
B Trim adjustment (channels 1 and 2) — Adjust the audio input level for the channel
using the 16-position rotary switch. This switch sets the level in 3 dB increments from
-21 dB to +21 dB. The arrow on the shaft indicates the current setting.
1 2
TRIM
15
18
0
21
3 6
9
12
-15
-18
-21
-3
-6
-9
-12
15
18
0
21
3 6
9
12
-15
-18
-21
-3
-6
-9
-12
Figure 3. BUC 202 16-position Rotary Switches
NOTE: Unity gain (0 dB) for both channels is at the 12 o’clock (vertical) position
with the arrow on the shaft pointing to the 0 position. When the switch is set to the
bottom position (indicated by a dot) the signal is muted (see
Adjusting the Trim
on page 5).
BUC 202 User Guide • Setup and Operation 3