thomann Harley Benton BA250H User Manual Download Page 11 | Manualshive

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Installation and operation

Unpack and check carefully there is no transportation damage before using the unit.

Establish all connections as long as the unit is switched off. Use the shortest possible high-

quality cables for all connections.

A male XLR panel connector is used for the signal output (LINE OUT). The figure and the table

below show the pin assignment of a corresponding female XLR connector.

1

Ground

2

Signal (+)

3

Signal (–)

XLR connector for signal output

Installation and operation

BA250H

11

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Summary of Contents for Harley Benton BA250H

Page 1: ...BA250H bass head user manual ...

Page 2: ...Musikhaus Thomann e K Treppendorf 30 96138 Burgebrach Germany Telephone 49 0 9546 9223 0 email info thomann de Internet www thomann de 16 11 2011 ...

Page 3: ...e of contents 1 General notes 4 2 Safety instructions 7 3 Installation and operation 11 4 Components and functions 14 5 Technical specifications 22 6 Protecting the environment 24 Table of contents BA250H 3 ...

Page 4: ...e that it is available to all persons using this device If you sell the device to another user be sure that they also receive this manual Our products are subject to a process of continuous development We therefore reserve the right to make changes without notice This section gives an overview of the symbols and signal words used in this user manual Symbols and signal words General notes bass head...

Page 5: ...AUTION This combination of symbol and signal word indicates a possible dangerous situation that can result in minor injury if it is not avoided NOTICE This combination of symbol and signal word indicates a possible dangerous situation that can result in material and environmental damage if it is not avoided Warning signs Type of danger Warning high voltage General notes BA250H 5 ...

Page 6: ...Warning signs Type of danger Warning danger zone General notes bass head 6 ...

Page 7: ... abilities and having corresponding knowledge and experience Other persons may use this device only if they are supervised or instructed by a person who is responsible for their safety DANGER Danger for children Ensure that plastic bags packaging etc are disposed of properly and are not within reach of babies and young children Choking hazard Ensure that children do not detach any small parts e g ...

Page 8: ...ser serviceable parts inside DANGER Electric shock caused by short circuit Always use proper ready made insulated mains cabling power cord with a pro tective contact plug Do not modify the mains cable or the plug Failure to do so could result in electric shock death or fire If in doubt seek advice from a regis tered electrician Safety instructions bass head 8 ...

Page 9: ...aring impairment Do not operate the device permanently at a high volume level Decrease the volume level immediately if you experience ringing in your ears or hearing impairment NOTICE Risk of fire Do not block areas of ventilation Do not install the device near any direct heat source Keep the device away from naked flames Safety instructions BA250H 9 ...

Page 10: ...nnecting the device ensure that the input voltage AC outlet matches the voltage rating of the device and that the AC outlet is protected by a residual current circuit breaker Failure to do so could result in damage to the device and possibly injure the user Unplug the device before electrical storms occur and when it is unused for long periods of time to reduce the risk of electric shock or fire S...

Page 11: ...s the unit is switched off Use the shortest possible high quality cables for all connections A male XLR panel connector is used for the signal output LINE OUT The figure and the table below show the pin assignment of a corresponding female XLR connector 1 Ground 2 Signal 3 Signal XLR connector for signal output Installation and operation BA250H 11 ...

Page 12: ... inch 6 35 mm monaural jack plug 1 Signal 2 Ground The figure and the table show the pin assignment of the 1 4 inch 6 35 mm stereo jack plug Jack plug for loudspeaker con nection and signal input Jack plug for footswitch Installation and operation bass head 12 ...

Page 13: ... Function 1 2 Function 2 3 Ground The following figure shows the pin assignment of the lockable speakON panel connector speakON connector for loud speaker connection Installation and operation BA250H 13 ...

Page 14: ...4 Components and functions Front panel Components and functions bass head 14 ...

Page 15: ...guitar 3 POWER The LED lights green when the amplifier turns on It lights red when the power amplifier is clipping In this case turn down the volume using the MASTER control 17 4 CLIP This LED lights when the pre amplifier is overdriving In this case turn down the gain using the GAIN control 5 5 GAIN Control to adjust the pre amplifier gain level Components and functions BA250H 15 ...

Page 16: ...tivate the 6 band graphic equalizer The control LED lights when the equalizer is activated 11 6 band graphic equalizer for sound adjustment The equalizer operates at mid range frequencies of 50 Hz 120 Hz 400 Hz 800 Hz 3 2 kHz and 10 kHz By means of the slide controls these frequencies can be individually boosted or cut by 12 dB 12 COLOR Push button to activate the timbre control 13 The control LED...

Page 17: ...ncies while boosting low and high frequencies 16 MUTE Push button to mute the outputs for loudspeaker and LINE The headphones output stays active The control LED lights when this function is activated With a footswitch connected the MUTE control has no function 17 MASTER Control for the overall volume To avoid signal clipping monitor the POWER LED 3 while adjusting the volume Components and functi...

Page 18: ...o avoid noise and distorted sound signals turn down the volume using the MASTER control 17 before inserting or removing the headphone plug 19 AUX IN Additional signal input that is fed in after the sound control and the equalizer Use the MASTER control 17 to adjust the volume Components and functions bass head 18 ...

Page 19: ...Rear panel Components and functions BA250H 19 ...

Page 20: ...t connection with a mixer other power amplifiers or a recording device GND LIFT If a ground loop causes hum use this switch to disconnect the ground line of LINE OUT 23 Fan The fan speed varies according to the chassis inside temperature Do not block the fan 24 SPEAKER OUT Loudspeaker output the signal is available in parallel on both a inch 6 35 mm monaural jack and a lockable speakON panel jack ...

Page 21: ...25 POWER Power on off switch Switches the unit on and off 26 AC INPUT Plug for mains cable with fuse holder Components and functions BA250H 21 ...

Page 22: ...120 Hz 400 Hz 800 Hz 3 2 kHz and 10 kHz respectively Color control 700 Hz 20 kHz AUX input 10 dBu at 22 kΩ inch 6 35 mm jack Headphones output 20 mW at 32 Ω inch 6 35 mm jack Loudspeaker output 250 W at 4 Ω 125 W at 8 Ω inch 6 35 mm jack and speakON panel jack Line Out Balanced male XLR panel connector Input voltage 230 VAC 50 Hz Fuse 5 A 250 V slow Technical specifications bass head 22 ...

Page 23: ...Dimensions W D H 12 24 in 9 96 in 2 52 in 311 mm 253 mm 64 mm Weight 7 05 lbs 3 2 kg Technical specifications BA250H 23 ...

Page 24: ...o a recovery Please follow the notes and markings on the packaging This device is subject to the European directive 2002 96 EC Do not dispose the device with your normal household waste Dispose this device through an approved waste disposal firm or through your local waste facility When discarding the device comply with the rules and regulations that apply in your country If in doubt consult your ...

Page 25: ...Notes BA250H 25 ...

Page 26: ...Notes bass head 26 ...

Page 27: ......

Page 28: ...Musikhaus Thomann e K Treppendorf 30 96138 Burgebrach Germany www thomann de ...

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