Our products and user manuals are subject to a process of continuous development. We there‐ fore reserve the right to make changes without notice. Please refer to the latest version of the user manual which is ready for download under www.thomann.de. HB-40R Guitar Combo...
Personal consultation For personal consultation please contact our technical hotline. If you have any problems with the device the customer service will Service gladly assist you. 1.2 Notational conventions This manual uses the following notational conventions: HB-40R Guitar Combo...
NOTICE! This combination of symbol and signal word indicates a pos‐ sible dangerous situation that can result in material and environmental damage if it is not avoided. HB-40R Guitar Combo...
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General information Warning signs Type of danger Warning – high-voltage. Warning – danger zone. HB-40R Guitar Combo...
Within the device there are areas where high voltages may be present. Never remove any covers. There are no user-serviceable parts inside. Do not use the device if covers, protectors or optical components are missing or damaged. HB-40R Guitar Combo...
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(for example after transport at low outside temperatures). Dust and dirt inside can damage the unit. When operated in harmful ambient conditions (dust, smoke, nicotine, fog, etc.), the unit should be maintained by qualified service personnel at regular intervals to prevent overheating and other malfunction. HB-40R Guitar Combo...
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The plasticiser contained in the rubber feet of this product may possibly react with the coating of your surface and after some time cause permanent dark stains. In case of doubt, do not put the rubber feet directly on the surface and use a suitable underlay if neces‐ sary, i.e. felt pads or similar. HB-40R Guitar Combo...
Features Features Special features of the device Output power 40 watt 10" speaker Overdrive switch 3-band equalizer Built-in reverb effect Inputs – Input – – Footswitch Outputs – Headphones – Line – Ext. Speaker Standby function HB-40R Guitar Combo...
Take care when running the cables to prevent tripping hazards. NOTICE! Possible property damage by magnetic fields Loudspeakers produce a static magnetic field. Therefore, maintain an appropriate distance to devices that can be adversely affected or damaged by an external magnetic field. HB-40R Guitar Combo...
Connections and controls Connections and controls ö #$ % & HB-40R Guitar Combo...
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13 [LINE OUT] | output to connect an additional amplifier or recording device (3.5 mm mini phone socket) 14 [FOOT SWITCH] | input for an optional foot switch (1/4" phone socket). Use a foot switch to toggle between the chan‐ nels of the amplifier. HB-40R Guitar Combo...
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18 [EXTERNAL SPEAKER] | output to connect an external speaker box (1/4" jack socket). The impedance of the external speaker must be at least 4 Ω. When you connect an external speaker box, the internal speaker is automatically muted. HB-40R Guitar Combo...
60 Hz to12 kHz Signal-to-noise ratio 75 dB Total harmonic distortion (THD) 0.5% (Clean-Sound) Power consumption max. 80 W Supply voltage 230 V 50 Hz Dimensions (W × H × D) 425 mm × 420 mm × 220 mm HB-40R Guitar Combo...
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Temperature range 0 °C…40 °C Relative humidity 20 %…80 % (non-condensing) Further information Channels Reverb Effects processor External effects loop Line input Recording output MIDI port External speaker connector Headphone connection Foot switch connector Incl. foot switch HB-40R Guitar Combo...
‘Ground’ and ‘Signal’, in a balanced transmission a second core is added. This also transfers the signal, but phase-shifted by 180°. Since the interference affects both cores equally, by subtracting the phase-shifted signals, the interfering signal is completely neutralized. The result is a pure signal without any noise inter‐ ference. HB-40R Guitar Combo...
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Plug and connection assignment 1/4" TS phone plug (mono, unbalanced) Signal Ground, shielding Three-pole 1/8" mini phone jack (stereo, unbalanced) Signal (left) Signal (right) Ground, shielding HB-40R Guitar Combo...
Clean with a dry soft cloth. Stubborn dirt can be removed with a slightly dampened cloth. Never use solvents or alcohol for cleaning. HB-40R Guitar Combo...
Dispose of 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 local waste disposal facility. HB-40R Guitar Combo...