Instruction/ maintenance manual of the product HPA6 Alto
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User's Manual LTO R www .altoproaudio.com V ersion 2.0 Dec. 2002 English 6- Channel HEADPHONE AMPLIFIER HP A6.
1 SAFETY RELA TED SYMBOLS CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN This symbol, wherever used, alerts you to the pre- sence of un-insulated and dangerous voltages with- in the product enclosure. These are voltages that may be sufficient to constitute the risk of electric shock or death.
2 Dear Customer: PREF ACE For our L T O AUDIO TEAM, music and sound are more than a job...are first of all passion and let us say ...our obsession! We have been designing professional audio products for a long time in cooperation with some of the major brands in the world in the audio field.
T ABLE OF CONTENTS 3 1. INTRODUCTION .....................................................................................................................................4 2. FEA TURE LIST ..............................................................
4 1. INTRODUCTION Thank you very much for expressing your confidence in L T O products by purchasing our HP A6 6-Channel Head- phone Amplifier . With the HP A6 you have acquired an extremely musical and flexible 6-Channel Headphone Amplifier .
5 3.2 The Rear Panel 22 19 21 18 20 17 16 15 14 PUSH 21 3 NEW TIDE PUSH 21 3 NEW TIDE MAIN INPUT LEFT MAIN INPUT RIGHT MAIN OUTPUT RIGHT MAIN OUTPUT LEFT HEADPHONE OUT 6 HEADPHONE OUT 5 HEADPHONE OUT 4 HEADPHONE OUT 3 HEADPHONE OUT 2 HEADPHONE OUT 1 TIP: L- CHANNEL RING: R- CHANNEL MIN.
6 17. Headphone Out1 In Parallel with the Headphone Out on the front panel (for CH 1), these are the headphone outputs of Channel 1. 18. Headphone Out2 In Parallel with the Headphone Out on the front panel (for CHl 2), these are the headphone outputs of Channel 2.
4. INST ALLA TION & ONNECTION C 4.1 Mains Connection This is a dual voltage unit. Please ensure that the L T O HP A6 6-Channel Headphone Amplifier is set to the correct supply voltage before plugging the power cord into the wall outlet, use the same fuse as marked on the fuse holder at the AC power connection socket.
8 4.3 Rack ounting M The most secure mounting is on a universal rack shelf available from various rack manufactures or your music perature devices such as power amplifiers etc. to avoid overheating. 5. APPLICA TION be able to fully exploit the HP A6 6-Channel Headphone Amplifier .
9 program source Direct in Headphone output1 A U Xi n1 A U Xi n2 A U Xi n3 A U Xi n4 A U Xi n5 A U Xi n6 24 18 12 60 6 12 18 INPUT LEVEL(dBu) MAIN SECTION HP A6 6-Channel HEADPHONE AMPLIFIER 24 0 12 C.
10 24 24 18 18 12 12 6 6 0 6 6 12 12 18 18 INPUT LEVEL(dBu) INPUT LEVEL(dBu) MAIN SECTION MAIN SECTION HP A6 6-Channel HEADPHONE AMPLIFIER 24 24 0 12 12 CLIP CLIP OUTPUT LEVEL(dBu) OUTPUT LEVEL(dBu) C.
11 AUDIO INPUT MAIN input Connectors T ype Impedance Max.input level CMRR AUX IN and DIRECT IN input Connectors T ype Impedance Max.input level CMRR AUDIO OUTPUT Connectors T ype Impedance Max.
12 7. W ARRANTY 1. W ARRANTY REGISTRA TION CARD T o obtain W arranty Service, the buyer should first fill out and return the enclosed Warranty Registration Card within 10 days of the Purchase Date.
SEKAKU ELECTRON IND. CO., L TD NO.1, LANE 17, SEC. 2, HAN SHI WEST ROAD, T AICHUNG, 401 T AIW AN http://www .altoproaudio.com T el:886-4-22313737 email: alto@altoproaudio.com Fax:886-4-22346757 All rights reserved to AL TO. All features and content might be changed without prior notice.
An important point after buying a device Alto HPA6 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Alto HPA6 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Alto HPA6 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Alto HPA6 you will learn all the available features of the product, as well as information on its operation. The information that you get Alto HPA6 will certainly help you make a decision on the purchase.
If you already are a holder of Alto HPA6, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Alto HPA6.
However, one of the most important roles played by the user manual is to help in solving problems with Alto HPA6. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Alto HPA6 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
