Ashly FR-8 Owner's Manual Page 13

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13
Operating Manual - nX, nXe, and nXp Power Ampliers
All Rights Reserved
6 nXe SERIES REAR PANEL FEATURES
The following nXe features are in addition to standard features found in nX series amplifiers:
6.1 Ethernet Port - This RJ-45 connector offers Ethernet control and monitoring of the amplifier using Protea
ne
software. See section 8 in this manual for details on Ethernet communications.
6.2 Network Audio -
This is for an optional factory installed CobraNet
®
or Dante
network audio
module on nXe and nXp models. AVB will become available in the future. See section 13 for details.
6.3 Standby - The STBY pin, when connected to the ground pin (G) as shown, will remotely
place the amp into standby mode. When the connection is opened, the amplifier returns to normal opera-
tion. The front panel power switch will flash when the amplifier is in standby.
6.4 Fault - Four Fault pins are used with adjacent
ground (EG) and +5V pins for 5V logic outputs, and are
assigned in software <Device Options> to indicate an amplifier fault state. The
assignable fault conditions are overtemperature, rail voltage, and average power,
the same conditions that could place the amplifier into protect mode. Logic low
(0V) indicates fault condition. In the first example to the right, a remote red
LED is wired to F1 and +5V and turns on when a user-assigned fault condition
exists. F1 is normally high (+5V) but goes low (0V)
on fault. The second example uses a green LED wired
to F2 and EG to indicate no-fault, so the LED remains
on unless there is a fault. In the third example, a relay
circuit is driven by the F1 pin in order to switch on a
room or rack exhaust fan if the amplifier becomes se-
verely overheated. Maximum fault pin source current
is 20mA per pin. Maximum fault pin sink current is
200mA. Use an external +5V supply as shown if sink
current exceeds 200mA.
6.5 Preset -
Each pin (P1 through P4) can be connected to the adjacent ground pin (G) via Ashly's WR-2 remote or other contact
closure to recall a stored preset or sub preset from the amplifier. Preset pins 1-4 correspond directly to amplifier presets 01 - 04.
6.6 Serial Data Connector -
These four pins (G, +18, OUT, IN) are for connecting a serial data remote control such as an
Ashly WR-5 or RD-8C. Ashly also offers an in-line converter called the INA-1 which allows the data port to be used with third party RS-
232 controllers. A technical RS-232 protocol document is available on the Ashly website for third party developers. See more data remote
control application details in section 10.
6.7 AUX Outputs -
These Euroblock connectors provide preamp signals for driving other amplifiers. See the block
diagram on page 59 for the differences between two and four channel amplifier AUX outputs. AUX outputs are pseudo-balanced,
meaning they use single ended signal with balanced impedance, and can be wire balanced or unbalanced.
6.8 AES3 Digital Audio I/O Option -
This is used for Ashly's two or four channel AES3 input and pass-through
module, available as a factory installed option on nXe and nXp models. See section 12 for AES3 details.
6.4 Fault Logic Application Examples
6.3 Standby Switch
10/100
Ethernet
DATA LINK
CH 1 CH 2 CH 3 CH 4
CH 1 INPUT CH 2 INPUT
CV
V+
CH 1 REMOTE
EG
F1
F2
F3
F4
P1
P2
P3
P4
G
O
U
T
I N
NETWORK AUDIO
SPEAKER
WIRING
BRIDGE
AUX OUTPUTS
DATAFAULT
(LOW) PRESET
LIM IT
G
A
I
N
M
O
D
E
HPF
1
2
3
4
5
6
S/N
DC LEVEL
CV
V+
1
2
3
4
5
6
LIM IT
G
A
I
N
M
O
D
E
HPF
CH 2 REMOTE
DC LEVEL
CV
V+
CH 3 REMOTE
LIM IT
G
A
I
N
M
O
D
E
HPF
1
2
3
4
5
6
CV
V+
1
2
3
4
5
6
LIM IT
G
A
I
N
M
O
D
E
HPF
CH 4 REMOTE
ASHLY AUDIO INC
MADE IN USA
G
1+
2-
2+
1-
+18
2
3
1
INPUT
CONNECTOR
WIRING
CH 3 INPUT
CH 4 INPUT
BRIDGE
DCBA
CH 1 or CH 3
CH 1/3+ (BRIDGE+)1+
CH 1/3-1-
CH 2/4+ (BRIDGE-)2+
CH 2/4-2-
CH 2 or CH 4
CH 2/4+ (BRIDGE+)
CH 2/4-
CH 1/3+ (BRIDGE-)
CH 1/3-
DC LEVEL
DC LEVEL
INPUT
1 / 2 3 / 4
PASS -THROUGH
1 / 2 3 / 4
AES3
ON
OFF
ON
OFF
26dB
32dB
1.4V
38dB
LOW Z
70V
100V
NOT USED
DIP SWITCH
SETTINGS
6 HPF 5 L IMIT 4-3 GAIN 2-1 MODE
123456
O N
123456
O N
123456
O N
123456
O N
NXE3.04
Model
120V 50/60Hz
Mains Voltage
4.8A 360W
Mains Current/Pw r
1234567890
Serial Number
00-14-AA-01-35-AD
MAC Address
1
2 3 4 5 6 7 8
G
STBY
+5V
STBY
SPEAKER OUTPUTS
USE CLASS 2 WIRING
USE CLASS 3 WIRING FOR BR IDGED
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