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Switching On Power
* Once everything is properly connected (p. 5), be sure to follow the procedure below to turn on their power. If you turn on equipment in
the wrong order, you risk causing malfunction or equipment failure.
* Before turning the unit on/off, always be sure to turn the volume down. Even with the volume turned down, you might hear some
sound when switching the unit on/off. However, this is normal and does not indicate a malfunction.
1.
Make sure that the JC-120's VOLUME knob and the volume of the devices connected to the JC-120 are set to "0."
2.
Switch on the power on all devices EXCEPT the device(s) connected to the LINE OUT jacks.
3.
Turn on the JC-120's power.
4.
Switch on the power on any devices connected to the LINE OUT jacks.
5.
Adjust the volume levels for the devices.
Attaching Casters
Casters are included with the JC-120 to allow easy transportation.
The casters are not fitted to the unit when shipped from the factory.
To fit or remove the casters, follow the diagram.
* Be sure to set up and use these units in stable, level locations.
* To prevent injury, make sure that at least two persons work together when carrying the units.
* Be careful not to get your fingers or feet pinched.
Specifications
Rated Power output
Speakers
Power Consumption
Nominal Input Level
Connectors
Controls
Dimensions
Weight
Accessories
Options
* 0 dBu = 0.775 Vrms
* This document explains the specifications of the product at the time that the document was issued. For the latest information, refer to the Roland
website.
6
120 W
30 cm (12 inches) x 2
130 W
-30 dBu (680 kΩ)
CH-1 Input jacks (HIGH, LOW)
CH-2 Input jacks (HIGH, LOW)
Footswitch jacks (CHORUS/VIBRATO, REVERB, and DISTORTION)
CH-2 EFFECT LOOP SEND jack
CH-2 EFFECT LOOP RETURN jacks (L/MONO, R)
LINE OUT jacks (L/MONO, R)
CH-1: BRI (Bright) switch, VOLUME knob, TREBLE Control knob, MIDDLE Control knob, BASS Control knob
BRI (Bright) switch, VOLUME knob, TREBLE Control knob, MIDDLE Control knob, BASS Control knob, DISTORTION knob,
CH-2:
REVERB knob, Vibrato SPEED knob, Vibrato DEPTH knob, VIB/OFF/CHORUS switch
POWER switch, CH-2 EFFECT LOOP switch, CH-2 EFFECT LOOP LEVEL switch
760 (W) x 280 (D) x 622 (H) mm (includes casters)
29-15/16 (W) x 11-1/16 (D) x 24-1/2 (H) inches
28.7 kg / 63 lbs 5 oz (includes casters)
Owner's Manual, Power cord
Footswitch: BOSS FS-5L, FS-6, FS-7
Front side of the unit
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