Troubleshooting, 23 troubleshooting, Sounds not output – Roland 115 User Manual

Page 23: D-bass 115x tweeter level knob has no effect

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23

Troubleshooting

* 0 dBu = 0.775 Vrms

In the interest of product improvement, the specifications and/or appearance of this unit
are subject to change without prior notice.

D-BASS 115X

Rated Power Output

330 W (Woofer 250 W + Tweeter 80 W)

Nominal Input Level

INPUT:

+4 dBu/22 k

Ω

Nominal Output Level

THRU OUT:

+4 dBu

Speaker

38 cm (15 inches) x 1 + Tweeter

Controls

POWER Switch, VOLUME Knob,
MODE SELECT Switch (FULL RANGE, SUB WOOFER)

<FULL RANGE>

TWEETER Knob

<SUB WOOFER>

FREQUENCY Knob

Indicators

FULL RANGE, SUB WOOFER

Connectors

INPUT Jack (1/4” phone type)

THRU OUT Jack (1/4” phone type)

Power Supply

AC115V, AC 117 V, AC 220V, AC 230 V, AC 240 V (50/60 Hz)

Power Consumption

92 W

Dimensions

(Excluding casters)

595 (W) x 517 (D) x 530 (H) mm

23-7/16 (W) x 20-3/8 (D) x 20-7/8 (H) inches

(Including casters)

595 (W) x 517 (D) x 581 (H) mm

23-7/16 (W) x 20-3/8 (D) x 22-7/8 (H) inches

Weights

27.0 kg / 59 lbs 9 oz

Accessories

Owner’s Manual, Information sheet, Caster x 4

Troubleshooting

Sounds not output

❑ Is the mute function switched on?

→ If you have a foot switch connected, set both the foot switch and the front panel MUTE switch to OFF.

❑ Is the power to the external effects processor turned off or the effect volume turned completely down?

→ With an external effects processor connected, and using a series connection, only the effect sound is output (p. 12). Check the

external effects processor’s output level.

D-BASS 115X TWEETER LEVEL knob has no effect

❑ Is the TWEETER knob on the D-BASS 210/115 connected to the INPUT jack turned completely down?

→ When the TWEETER knob on the D-BASS 210/115 is turned down all the way, the signals in the tweeter’s frequency range

are not output from SUB OUT, diminishing the effect of the 115X’s TWEETER knob.

210/115

115X

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