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Related Manuals for thomann Harley Benton BA250H
Summary of Contents for thomann 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...
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Page 3: Table Of Contents
Table of contents Table of contents General notes............................... 4 Safety instructions............................. 7 Installation and operation........................11 Components and functions........................ 14 Technical specifications........................22 Protecting the environment......................24 BA250H... -
Page 4: General Notes
General notes General notes This user manual contains important information on the safe operation of the device. Read and follow all safety notes and all instructions. Save this manual for future reference. Make sure 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. - Page 5 General notes Signal word Meaning DANGER! This combination of symbol and signal word indicates an immediate dangerous situation that will result in death or serious injury if it is not avoided. CAUTION! This combination of symbol and signal word indicates a possible dangerous situation that can result in minor injury if it is not avoided.
- Page 6 General notes Warning signs Type of danger Warning – danger zone. bass head...
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Page 7: Safety Instructions
Safety instructions Safety instructions Intended use Use the device only as described in this user manual. Any other use or use under other oper‐ ating conditions is considered to be improper and may result in personal injury or property damage. No liability will be assumed for damages resulting from improper use. This device may be used only by persons with sufficient physical, sensorial, and intellectual abilities and having corresponding knowledge and experience. - Page 8 Safety instructions DANGER! Electric shock caused by high voltages inside Within the device there are areas where high voltages may be present. Never remove any covers. There are no user-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.
- Page 9 Safety instructions CAUTION! Possible hearing damage With loudspeakers or headphones connected, the device can produce volume levels that may cause temporary or permanent hearing 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.
- Page 10 Safety instructions NOTICE! Operating conditions This device has been designed for indoor use only. To prevent damage, never expose the device to any liquid or moisture. Avoid direct sunlight, heavy dirt, and strong vibrations. NOTICE! Power supply Before connecting 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.
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Page 11: Installation And Operation
Installation and operation 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. XLR connector for signal output A male XLR panel connector is used for the signal output (LINE OUT). - Page 12 Installation and operation Jack plug for loudspeaker con‐ The figure and the table show the pin assignment of the 1/4-inch (6.35-mm) monaural jack nection and signal input plug. Signal Ground Jack plug for footswitch The figure and the table show the pin assignment of the 1/4-inch (6.35-mm) stereo jack plug. bass head...
- Page 13 Installation and operation Function 1 Function 2 Ground speakON connector for loud‐ The following figure shows the pin assignment of the lockable speakON panel connector. speaker connection BA250H...
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Page 14: Components And Functions
Components and functions Components and functions Front panel bass head... - Page 15 Components and functions 1 ACTIVE/PASSIVE Pressed: Connect with a passive bass guitar. Not pressed: Connect with an active bass guitar. 2 INPUT 1/4-inch (6.35-mm) monaural jack for the input signal from your bass 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"...
- Page 16 Components and functions 6 BOOST Push-button to boost low frequencies. The control LED lights when this function is activated. 7 LOW Control to cut or boost low frequencies by ±12 dB 8 BRIGHT Push-button to boost high frequencies. The control LED lights when this function is activated. 9 HIGH Control to cut or boost high frequencies by ±12 dB 10 EQ...
- Page 17 Components and functions 13 COLOR Timbre control – from vintage to modern. 14 CONTOUR Push-button to activate the contour control. The control LED lights when this function is activated. 15 CONTOUR Contour control to decrease mid-range frequencies while boosting low and high frequencies. 16 MUTE Push-button to mute the outputs for loudspeaker and LINE.
- Page 18 Components and functions 18 PHONES ¼-inch (6.35-mm) headphone jack. With headphones connected, the "SPEAKER OUT" and "LINE OUT" outputs are muted. To avoid noise and distorted sound signals, turn down the volume using the "MASTER" control (17) before inserting or removing the headphone plug.
- Page 19 Components and functions Rear panel BA250H...
- Page 20 Components and functions 20 TUNER OUT ¼-inch (6.35-mm) monaural jack socket for a tuner. 21 FOOTSWITCH ¼-inch (6.35-mm) stereo jack to connect an optional double footswitch for the "MUTE" and "COLOR" functions. 22 LINE OUT Male XLR panel connector as signal output for direct 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.
- Page 21 Components and functions 25 POWER Power on/off switch. Switches the unit on and off. 26 AC INPUT Plug for mains cable with fuse holder BA250H...
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Page 22: Technical Specifications
Technical specifications Technical specifications Input –40 dBu at 1 MΩ; ¼-inch (6.35-mm) jack Gain +33 dB max. ±12 dB at 100 Hz Low-frequencies control ±12 dB at 10 kHz High-frequencies control ±12 dB at 50 Hz, 120 Hz, 400 Hz, 800 Hz, 3,2 kHz, and 10 kHz respectively Equalizer Color control 700 Hz…20 kHz... - Page 23 Technical specifications 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) BA250H...
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Page 24: Protecting The Environment
Protecting the environment Protecting the environment Disposal of the packaging mate‐ rial For the transport and protective packaging, environmentally friendly materials have been chosen that can be supplied to normal recycling. Ensure that plastic bags, packaging, etc. are properly disposed of. Do not just dispose these materials with your normal household waste, but make sure that they are fed to a recovery. - Page 25 Notes BA250H...
- Page 26 Notes bass head...
- Page 28 Musikhaus Thomann e.K. · Treppendorf 30 · 96138 Burgebrach · Germany · www.thomann.de...
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