EAW NTS250, Руководство пользователя

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3 QUICK START
If you are in a hurry or are knowledgeable about using powered loudspeakers, these Quick Start
instructions provide the details particular to the NTS Series loudspeakers.
3 . 1 R e a r P a n e l C o n n e c t o r s a n d C o n t r o l s
1 AC Mains Input: Connect to AC mains supply as labeled.
2 AC Mains Loop Through Loop AC mains to four (4) additional NTS250 (1440 W MAX)
3 AC Loop Circuit Breaker User resettable, 10 A (115 V), 5 A (230 V)
4 Enable/Standby Contacts Closed = Standby, Open = On
5 System Gain Provides Gain for system balance
6 Rear Spkr ASP Provides cancellation using multiple NTS250
7 USB Port Connect to a PC for controlling with EAWPilot
8 Dual U-Net Connectors Connection and loop through for U-Net network
9 Input Level Status Indicators Indicators for signal present, limiter active, and clip
10 Amplifier Status Indicator Indicator for normal and fault status
11 Audio Input Connector Connect analog or AES/EBU digital input signals
12 Input Selector Switch and Indicators Select type of input signal, analog, AES/EBU, or U-Net
13 Audio Loop Through Connector Loop input signal to additional NTS250 or other device
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AC MAINS
~
100-120 VAC
50-60 HZ 350W
AC LOOP
~
100-120VAC
1450 W MAX
AC LOOP
CIRCUIT
BREAKER
PUSH TO RESET
250
mm
AMPLIFIER STATUS
GREEN = NORMAL
RED CONSTANT = FAULT
RED FLASHING = STANDBY
INPUT LEVEL
CLIP
SIGNAL PRESENT
LIMITER ACTIVE
ALL ON
INPUT
MUTE
+6dB
+12dB
REAR
SPKR DSP
CARDIOID
HYPERCARDIOID
THIS EQUIPMENT COMPLIES WITH THE LIMITS FOR A CLASS A
DIGITAL DEVICE AS DESCRIBED BY FCC RULES, AND THE
CANADIAN DEPARTMENT OF COMMUNICATIONS, ICES-003.
THIS EQUIPMENT GENERATES, USES, AND CAN RADIATE
RADIO FREQUENCY ENERGY AND MAY CAUSE HARMFUL
INTERFERENCE TO RADIO COMMUNICATIONS. OPERATION OF
THIS EQUIPMENT IN A RESIDENTIAL AREA IS LIKELY TO CAUSE
INTERFERENCE TO ELECTRICAL DEVICES.
DESIGNED IN WHITINSVILLE, MA, USA. MANUFACTURED
IN CHINA. ©2009 LOUD TECHNOLOGIES, INC. “EAW” IS A
REGISTERED TRADEMARK OF LOUD TECHNOLOGIES, INC.
SYSTEM GAIN
AC MAINS
INPUT AC MAINS
LOOP THROUGH
AUDIO INPUT
CONNECTOR
AUDIO LOOP
THROUGH
CONNECTOR
INPUT SELECTOR
SWITCH &
INDICATORS INPUT LEVEL
STATUS
INDICATORS
USB
PORT AC MAINS
LOOP THROUGH
CIRCUIT BREAKER
ELECTRONIC
STANDBY / ENABLE
CONTACTS
U-NET I/O
CONNECTORS
AMPLIFIER
STATUS
INDICATOR
9
4
12
13 11
3
8 7
10
2 1
10A
ENABLE
STANDBY
2 1
ALL ON = U-NET INPUT
INPUT SELECT
FLASHING = USER DSP ENABLE
CONSTANT = USER DSP DISABLE
AES/EBU
RIGHT AES/EBU
LEFT
NORM/
ANALOG
INPUT LOOP
U-NET
REAR SPKR ASP
SWITCH & INDICATORS
SYSTEM
GAIN
SWITCH &
INDICATORS
6
5