Zoom B2.1u Operation Manual page 7

[INPUT] jack
Serves for connecting the bass guitar.
FP01/FP02
Headphones
Bass Guitar amplifiers
ZOOM B2.1u
Parameter knobs 1 - 3
These knobs allow changing the level of effect parameters or of
the overall patch. During rhythm playback, the knobs let you select
a pattern, set the tempo, and adjust the rhythm volume.
[PEDAL ASSIGN] key
This key lets you select the function of the built-in expression
pedal. The currently selected function is shown by a lit LED.
[TAP] key
Allows manual input of time related effect parameter values such
as delay time, and rhythm pattern tempo.
RHYTHM [R/P] key
Serves to start/stop rhythm playback.
Display
Shows patch numbers, setting values, and other information about
operating the B2.1u.
Expression pedal
Lets you adjust the volume or various effect parameters in real
time during play.
AC adapter
FS01
[OUTPUT/PHONES] jack
This stereo phone jack serves for connection to the bass
guitar amplifier or for monitoring with headphones. It is
also possible to use a Y cable for sending the output to
two amplifiers, to produce a spacious stereo effect sound.
Controls and Functions / Connections
Bass Guitar
[DC IN] jack
An AC adapter (ZOOM AD-0006)
with a rated output of 9 volts DC,
300 mA (center minus plug) can
be plugged into this jack.
[POWER] switch
Turns the unit on and off.
[CONTROL IN] jack
Serves for connection of the optional foot switch
(FS01) or expression pedal (FP01/FP02).
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