Instrukcja obs艂ugi Alto HPA4
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HPA4
4-CHANNEL HEADPHONE AMPLIFIER
OWNER'S MANUAL
www.altoproaudio.com
Version 2.4 SEPTEMBER 2007
LTO
R
R
R
RR
English
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
IMPORTANT SAFETY INSTRUCTION
TO REDUCE THE RISK OF ELECTRIC SHOCK
PLEASE DO NOT REMOVE THE COVER OR
THE BACK PANEL OF THIS EQUIPMENT.
THERE ARE NO PARTS NEEDED BY USER
INSIDE THE EQUIPMENT. FOR SERVICE,
PLEASE CONTACT QUALIFIED SERVICE
CENTERS.
WARNING
To reduce the risk of electric shock
and fire, do not expose this equipment
to moisture or rain.
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
Dispose of this product should
not be placed in municipal waste
and should be separate collection.
11.
12.
Move this Equipment only with a cart,
stand, tripod, or bracket,
specified by the
manufacturer, or
sold with the
Equipment. When
a cart is used, use
caution when
moving the cart /
equipment
combination to
avoid possible
injury from tip-over.
Permanent hearing loss may be caused by
exposure to \ extremely high noise levels.
The US. Government's Occupational Safety
and Health Administration (OSHA) has
specified the permissible exposure to noise
level.
These are shown in the following chart:
HOURS X DAY SPL EXAMPLE
According to OSHA, an exposure to high SPL in
excess of these limits may result in the loss of
heat. To avoid the potential damage of heat, it is
recommended that Personnel exposed to
equipment capable of generating high SPL use
hearing protection while such equipment is
under operation.
8
6
4
3
2
1,5
1
0,5
0,25 or less
90
92
95
97
100
102
105
110
115
train
Subway train
High level desktop monitors
Classic music concert
Rock concert
Small gig
This symbol, wherever used, alerts you to the
presence of un-insulated and dangerous voltages
within the product enclosure. These are voltages that
may be sufficient to constitute the risk of electric
shock or death.
This symbol, wherever used, alerts you to
important operating and maintenance instructions.
Please read.
Protective Ground Terminal
AC mains (Alternating Current)
Hazardous Live Terminal
ON: Denotes the product is turned on.
OFF: Denotes the product is turned off.
The apparatus shall be connected to a mains
socket outlet with a protective earthing
connection.
The mains plug or an appliance coupler is used
as the disconnect device, the disconnect device
shall remain readily operable.
CAUTION
Describes precautions that should be observed to
prevent damage to the product.
Read this Manual carefully before operation.
Keep this Manual in a safe place.
Be aware of all warnings reported
with this symbol.
Keep this Equipment away from water and
moisture.
Clean it only with dry cloth. Do not use
solvent or other chemicals.
Do not damp or cover any cooling opening.
Install the equipment only in accordance with
the Manufacturer's instructions.
Power Cords are designed for your safety. Do
not remove Ground connections! If the plug
does not fit your AC outlet, seek advice from
a qualified electrician. Protect the power
cord and plug from any physical stress to
avoid risk of electric shock. Do not place
heavy objects on the power cord. This could
cause electric shock or fire.
Unplug this equipment when unused for long
periods of time or during a storm.
Refer all service to qualified service personnel
only. Do not perform any servicing other than
those instructions contained within the
User's Manual.
To prevent fire and damage to the product,
use only the recommended fuse type as
indicated in this manual. Do not short-circuit
the fuse holder. Before replacing the fuse,
make sure that the product is OFF and
disconnected from the AC outlet.
1
IN THIS MANUAL:
1. INTRODUCTION
Thank you for your purchasing of the HPA4, 4-channel headphone amplifier. It is just
one of the many Alto products that a talented, multinational Team of Audio Engineers
and Musicians have developed with their great passion for music. Your HPA4 has
been designed for applications such as recording, broadcast and Live events. It is a
very flexible tool allowing personal headphone mix for up to four musicians.
Enjoy your HPA4 and read this Manual carefully before operation!
4-CHANNEL
HEADPHONE
AMPLIFIER
INPUT LEVEL(d Bu)
INPUT GAI N
3
2 4
5
6
1
0
PO WER
0 CLIP18 12 6 6 1812
DIREC T IN
R
LTO
OUT PUT LEVEL( dBu )
MUTE RL MON O
0
1515 BASS
HEADPH ONE OUT
T REBLE
OUT PUT G AIN
0
AUX IN
1515
2 4
5
6
1
0
3
MUTE
AUX
BALANCE
MAIN IN
0 12 C LIP18 12 6 6 18
CHANNEL 1MAIN SECT IO N
OUT PUT LEVEL( dBu )
MUTE RL MON O
0
1515 BASS
HEADPH ONE OUT
T REBLE
OUT PUT G AIN
0
AUX IN
1515
2 4
5
6
1
0
3
MUTE
AUX
BALANCE
MAIN IN
0 12 CLIP18 12 6 6 18
CHANNEL 2
OUT PUT LEVEL( dBu )
MUTE RL MON O
0
1515 BASS
HEADPH ONE OUT
T REBLE
OUT PUT G AIN
0
AUX IN
1515
2 4
5
6
1
0
3
MUTE
AUX
BALANCE
MAIN IN
0 12 C LIP18 12 6 6 18
CHANNEL 3
OUT PUT LEVEL( dBu )
MUTE RL MON O
0
1515 BASS
HEADPH ONE OUT
T REBLE
OUT PUT G AIN
0
AUX IN
1515
2 4
5
6
1
0
3
MUTE
AUX
BALANCE
MAIN IN
0 12 C LIP18 12 6 6 18
CHANNEL 4
OFF
ON
HPA4
2. FEATURES
Mountable in a 19" Rack Unit
4 individual headphone channels
Input gain control, and individual output gain control
Up to 3 headphone outputs per channel for a total of 12 headphones
Direct In and Headphone Output on the front panel for easy operation, when
mounted in a rack
Input and Output Level Led Meter
Balance Control to mix up the Main In and the Aux In signal
Main Outputs for linking additional HPA4 headphone amplifiers
High-end quality even at high volume levels
Exceptionally rugged construction ensures long life and durability
Universal and professional headphone amplification system for studio and
stage application
Manufactured under QS9000 certified quality system
1. INTRODUCTION..............................................................................1
2. FEATURES.....................................................................................1
3. CONTROL ELEMENTS....................................................................2
4. APPLICATIONS...............................................................................5
5. INSTALLATION AND CONNECTION..................................................7
6. TECHNICAL SPECIFACATION...........................................................9
7. WARRANTY...................................................................................10
Specyfikacje produktu
| Marka: | Alto |
| Kategoria: | edytor |
| Model: | HPA4 |
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