7
10. Power cord
Connect this cord to an AC outlet of 120 V AC.
11. Ground terminal
A functional ground terminal.
12. AC outlet [UNSWITCHED]
Continuously supplies up to 500 W of AC power
to connected external equipment.
13. Breaker [UNIT]
Cuts off the AC power to the unit when its input
current exceeds the allowable value.
Note
The yellow button in the breaker pops out to
indicate that the breaker has tripped. After
turning off the power and eliminating the cause
of the breaker trip, press the button to reset the
breaker.
14. Breaker [OUTLET]
Cuts off the AC power supply from the AC outlet
if current output exceeds 4 A.
Note
The yellow button in the breaker pops out to
indicate that the breaker has tripped. After
turning off the power and eliminating the cause
of the breaker trip, press the button to reset the
breaker.
15. Input terminal block
Used for connection of MIC, TEL and
PROGRAM inputs. (Refer to p. 8.)
16. Output terminal block
Used for connection of speaker outputs, 1 W
output, MOH (Music On-Hold) output, and Mute
control signals. (Refer to p. 9 and p. 10.)
17.Sensitivity control
Adjusts the sensitivity of the mute circuit. Rotate
clockwise to increase sensitivity, and
counterclockwise to reduce sensitivity.
18. Bass control
Adjusts the bass frequency band level of speaker
outputs for MODULE (BGM), PROGRAM, and
AUX input signals. Rotate clockwise to increase
bass output, and counterclockwise to reduce it.
The center position provides flat characteristics.
19. Treble control
Adjusts the treble frequency band level of
speaker outputs for MODULE (BGM),
PROGRAM, and AUX input signals. Rotate
clockwise to increase treble output, and
counterclockwise to reduce it. The center
position provides flat characteristics.
10
21
22 23 24
25 26
27
28
11
12
13 14 15
16
18
1917
20
120V 60Hz
MAX 500W
OUTLET
4 A
BREAKER
HOT
PROGRAM
GCOM
RESET
HOT G
PUSH
TEL
COM NC
RESET
MIC
COMG
4 A
UNIT
BREAKER
HOT
PUSH
SENSE
120V 60Hz
UNSWITCHED
150W PREAMP
OUT
POWER
IN
AUX
–
+
–
+
MODULE
PAGE
COM
CLASS 2 WIRING
OUTPUT 120 W
COM 4Ω70V25V 8Ω
OUTPUT 1 W
MUTE
COM
MOH
600ΩG
100
OUTPUT 1 W
010
BASS
0
100
MOH
MUTE
TREBLE
A
0
BBGM
This figure represents the BG-1120.
Blank panel