SpeakerCraft SmartPath AT-1.0 Installation instructions

SpeakerCraft SmartPath AT-1.0 Installation instructions

SpeakerCraft SmartPath AT-1.0 is an amplified terminator designed for interconnecting IR products in IR repeating systems. It features blaster capability for high-power control of IR devices, emitter ports for medium-power control, and four-circuit IR receiver connections with status indicators. The AT-1.0 also includes a network terminator to ensure reliable operation over long cable runs.

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FEATURE DESCRIPTIONS (Refer to Fig. 1)
1. Spring-loaded EZ-Connect Terminals accept wire sizes 14 to 28
AWG for connection of the following:
+12V DC – Powers connected IR Receivers, Keypads, etc.
GND – Return for Power, IR signal and Status indicators
ST OUT – Connects status voltage to Status Indicators in
IR Receivers, Keypads, etc.
IR IN – Receives IR control signals from IR Receivers,
Keypads, etc.
2. Mounting Holes – Attaches the AT-1.0 to any flat surface using
the two screws provided.
3. EMITTERS – Two 3.5mm jacks drive two emitters at medium
power.
4. EMITTERS/BLASTERS – Two 3.5mm jacks drive two emitters at
medium power or two blasters at very high power.
SpeakerCraft®
AT-1.0
Amplified Terminator
SmartPath

INSTALLATION INSTRUCTIONS
Fig. 1
The AT-1.0 provides a convenient means of interconnecting
SpeakerCraft (and industry compatible) IR products in IR repeating
systems. It includes a wide bandwidth amplifier for robust operation.
It has blaster drive power capability and is reverse voltage protected.
J4
J7
J6
J5
J8
+12V
GND
ST OUT
IR IN
IR
RCVR
STATUS IN
5~24V DC
12V DC
REGULATED
BL ON
BL ON
NET ON
EM ON
EM ON
EMITTERS /
BLASTERS
EMITTERS
NET OFF
AT-1.0
AMPLIFIED
TERMINATOR
SpeakerCraft
1
2
3
4
5
2
6
7
8
®

2
5. DIP Switch (3 position) – The upper two positions switch between
emitter power (EM ON) and blaster power (BL ON) for the two corre-
sponding EMITTERS/BLASTERS jacks.
CAUTION: The BL ON position sets the AT-1.0 to very high blaster
power. Be sure to return the DIP switch to Emitter On (EM ON)
position when driving normal emitters. Failure to do so will
smoke the emitters!
Network Terminator. The bottom DIP position allows the IR IN and
IR RCVR inputs to be terminated with a 500 resistor (NET ON), or
un-terminated (NET OFF). The NET ON position should be chosen
when using long lengths of wire (over 50', shielded in particular)
between the IR receiver, keypad, etc. and the AT-1.0. This ensures
best operation for high data rate IR codes. If using two or more
AT-1.0’s in a paralleled network system (see Fig. 4), be sure only
ONE of the AT-1.0 Terminators is set to the NET ON position.
6. 12V DC REGULATED – 2.1mm jack, center pin +, accepts 12V DC
regulated power supplies to power the IR system. Calculate the current
required, then use SpeakerCraft power supplies PS-1.0 (200 mA) or PS-2.0
(1.2 A). Note: The “no signal” current draw of the AT-1.0 is zero.
7. STATUS IN 5-24V DC - 2.1mm jack, center pin +, accepts 5V through
24V DC power supplies to power system ON/OFF Status Indicators of
connected IR receivers, keypads, etc.
8. IR RCVR – Exclusive four-circuit 3.5mm jack provides connection for
SpeakerCraft direct plug-in IR Receivers. Connections are made, not only
for Power, Signal and Ground, but for the Status Indicator in the IR
Receivers as well.
SYSTEM CONNECTIONS
The following are a few typical applications of the AT-1.0 for IR repeater
systems.
A Basic System
Fig. 2 shows a basic installation, such as controlling components that are
behind closed cabinet doors.
To 120V AC
(unswitched)
PS-1.0
Power
Supply
A/V Receiver
Satellite
DVD
AT-1.0
Amplified Terminator
IRC-3.0
Shelf Top
IR Receiver
IRE-3.0 Visible Emitter
IRE-3.0 Visible Emitter
IRE-3.0
Visible Emitter
Remote Control
J4
J7
J6
J5
J8
+12V
GND
ST OUT
IR IN
IR
RCVR
STATUS IN
5~24V DC
12V DC
REGULATED
BL ON
BL ON
NET ON
EM ON
EM ON
EMITTERS /
BLASTERS
EMITTERS
NET OFF
AT-1.0
AMPLIFIED
TERMINATOR
SpeakerCraft®

Fig. 2
3
1. Plug in the IR Receiver and Emitters as shown.
Note: Since the AT-1.0 employs emitter current sharing, you may use
any of the IRE-1.0, 2.0, 3.0, or 4.0 SpeakerCraft emitters in any
combination you wish.
2. Set the DIP switches to EM ON and NET ON or NET OFF.
3. Plug in the Power Supply.
4. The AT-1.0 system should now control the components.
A Multi-Room System
Fig. 3 is an example of a multi-room (not multi-zone) system. SpeakerCraft IR
receivers in each room, plus a local IR receiver, control the various compo-
nents in the main room or equipment area.
To 120V AC
(unswitched)
PS-1.0
Power
Supply
IR OUT
ST IN
GND
+12V
IRC-4.0
J-BOX
IR RECEIVER
SpeakerCraft
A/V Receiver
Satellite
DVD
AT-1.0
Amplified Terminator
IRC-4.0
J-Box IR Receiver
IRC-2.0
Surface Mount IR Receiver
IRC-1.1
Flush Mount IR Receiver
IRC-3.0
Shelf Top IR Receiver
IRE-1.0 Emitter
IRE-3.0 Visible Emitter
ROOM 1 ROOM 2 ROOM 3
PS-1.0
"STATUS"
Supply
To Switched
AC Outlet on
A/V Receiver
IRE-4.0 Dual
Visible Emitter
To Additional
Controlled Unit
CONTROLLED COMPONENTS AREA, MAIN ROOM, ETC.
Rear View
Add Resistor at each IR receiver
to reduce STATUS brightness,
if desired. See text.
Striped
Side
STATUS
+12V
GND
IR OUT
STATUS
(yellow)
+12V
(red)
GND
(black)
IR OUT
(white)
+12V
GND
ST OUT
IR IN
IR
RCVR
STATUS IN
5~24V DC
12V DC
REGULATED
BL ON
BL ON
NET ON
EM ON
EM ON
EMITTERS /
BLASTERS
EMITTERS
NET OFF
AT-1.0
AMPLIFIED
TERMINATOR
SpeakerCraft
EZ-Connect Terminals
®
®

Fig. 3
4
1. Pull four-conductor wire from each room (home runs) to the AT-1.0 near
the controlled components.
Note: Use 24 gauge unshielded solid or stranded copper wire up to
1200' (Cat. 5e ok), 22 gauge up to 2000', 20 gauge up to 3000'
and 18 gauge up to 5300'. Total lengths include all wire runs from
each room added together, not just the longest single run. If using
shielded wire, these lengths would be reduced by approx. 30%.
Also, to achieve operation with long lengths, the DIP switch must be
set to the NET ON position.
2. Connect IR receivers in each room to the four-conductor runs as shown.
3. Connect the four four-conductor home run wires to the correct terminals
on the EZ-Connect Terminals.
4. Install and plug the various emitters into the AT-1.0.
5. Set the DIP switches to EM ON (or BL ON if using blasters behind closet
doors) and NET ON.
6. Plug the local IR receiver into the IR RCVR jack.
7. Plug in the Power Supply.
8. The AT-1.0 system should now control the components.
Power Supply Note: The SpeakerCraft PS-1.0 12V DC 200 mA power supply
is adequate for this application and for most installations using only
SpeakerCraft IR Receivers. However, if you use one or more keypads in the
system, be sure to add up all the currents for each keypad, IR receiver, emit-
ter and blaster (if used) and determine the total current (see specifications
for the keypads, IR receivers, etc.). If the total current exceeds 200 mA, then
you will need to use the SpeakerCraft PS-2.0 12V DC 1.2 A power supply.
An example may serve to illustrate: Suppose you have two keypads (80 mA
each), five IR receivers (6 mA each), three emitters (15 mA each) and one
blaster (150 mA each). The total current is: 2x80 + 5x6 + 3x15 + 150 =
385 mA. Therefore, the PS-2.0 Power Supply would be necessary.
CAUTION: Never connect regulated power supplies in parallel! If you need
more current; always step up to a higher current supply, as in this example.
STATUS Brightness
Fig. 3 also shows how an external resistor can be added to reduce the
brightness of the Status LED’s on SpeakerCraft IR Receivers to any desired
level.
In this example, a PS-1.0 12V Power Supply is used as the voltage source to
indicate ON/OFF status of an AV Receiver.
Choose a resistor value that achieves the brightness you desire (about 2.2k
to 12k, 1/8 W). Connect it in series with the STATUS terminal on each IR
receiver desired, as shown.
Bi-Directional IR Control
Fig. 4 is an example of a two-room system using two AT-1.0’s for Bi-
Directional control on a common IR Network. This type of connection per-
mits IR receivers (or keypads if used), located in each room, to control the
various components in both rooms, whether local or remote.
5 LIT02100
SpeakerCraft
SpeakerCraft • 940 Columbia Ave.,, Riverside, CA 92507 • 800-448-0976 • Fax 888-599-9059
www.speakercraft.com
6
1. Pull four-conductor wire between each room and connect them to the
AT-1.0’s as shown.
2. Connect the local IR receivers in each room to the IR RCVR jacks or in
parallel with the four-conductor runs at the AT-1.0 EZ-Connect Terminals
as shown.
3. Install and plug the various emitters into both AT-1.0’s as shown.
4. Set the DIP switches to EM ON (or BL ON if using blasters behind closet
doors). Set NET ON at one of the AT-1.0’s and to NET OFF on the other
one.
5. Plug a Power Supply into only ONE of the AT-1.0’s.
6. All components should now be controllable from either room.
Note: Additional AT-1.0’s may be wired into other rooms on the same
IR Network, up to about ten AT-1.0’s maximum. In every case, be sure
only ONE of the AT-1.0 Terminators on the network is set to the NET
ON position – all the others must be set to NET OFF!
Blaster Operation
Fig. 5 shows a typical basic system using the SpeakerCraft IRE-5.0 Blaster to
control a stack of components. For further details, refer to the IRE-5.0
Instructions.
1. Plug the IRE-5.0 Blaster(s) into the EMITTERS/BLASTERS port(s) on the
SpeakerCraft AT-1.0 Amplified Terminator (see Fig. 5).
2. Set the DIP switch(s) on the Terminator to the BL ON (Blaster ON) position.
CAUTION: The BL ON position sets the AT-1.0 to very high Blaster Power.
Be sure to return the DIP switch to EM ON (Emitter ON) position when driv-
ing normal emitters. Failure to do so will smoke the emitters!
3. Power the AT-1.0. Assuming other system connections have been properly
made, the components will now respond to Blaster control.
Note: Blasters draw considerable current (150 mA) when passing IR
commands. If using two blasters, power the AT-1.0 with the PS-2.0 Power
Supply, not the PS-1.0.
VCR
A/V ReceiverIRC-3.0
Shelf Top IR Receiver
IRE-1.0 Emitter
To Switched
AC Outlet on
A/V Receiver
IRE-1.0 Emitter
STATUS
(yellow)
GND
(black)
To additional
AT-1.0's in other
rooms, if needed.
See text.IR Network & Power Cable Bus
(Cat. 5, or other. See text.)
CD
To 120V AC
(unswitched)
PS-1.0
Power
Supply
Satellite
DVD
AT-1.0
Amplified Terminator
IRE-3.0 Visible Emitter
PS-1.0
"STATUS"
Supply
IRE-4.0 Dual
Visible Emitter
To Additional
Controlled Unit
AT-1.0
Amplified Terminator
IRE-3.0
Visible Emitter
IRC-1.1
Flush Mount IR Receiver
+12V
(red)
IR OUT
(white)
To additional
Controlled Units
as desired.
CAUTION: Do NOT connect a power supply to this
or subsequent AT-1.0's on the Network. See text.
CAUTION: Connect ONLY this
power supply. See text.
X
ROOM 2ROOM 1
NET ON only
this unit.
All others,
NET OFF.
To additional
AT-1.0's in other
rooms, if needed.
See text.
+12V
GND
ST OUT
IR IN
IR
RCVR
STATUS IN
5~24V DC
12V DC
REGULATED
BL ON
BL ON
NET ON
EM ON
EM ON
EMITTERS /
BLASTERS
EMITTERS
NET OFF
AT-1.0
AMPLIFIED
TERMINATOR
SpeakerCraft
+12V
GND
ST OUT
IR IN
IR
RCVR
STATUS IN
5~24V DC
12V DC
REGULATED
BL ON
BL ON
NET ON
EM ON
EM ON
EMITTERS /
BLASTERS
EMITTERS
NET OFF
AT-1.0
AMPLIFIED
TERMINATOR
SpeakerCraft
EZ-Connect Terminals
EZ-Connect Terminals
®
®

Fig. 4
To 120V AC
(unswitched)
PS-1.0
Power
Supply AT-1.0
Amplified Terminator
IRC-3.0
Shelf Top
IR Receiver
IRE-5.0
IR Blaster
Remote Control
Cabinet
Door
Shelves
2nd IRE-5.0 IR Blaster
(use if needed)
ILC-1.0
IR Light Collector
(use if needed)
Stacked Components in Cabinet
+12V
GND
ST OUT
IR IN
IR
RCVR
STATUS IN
5~24V DC
12V DC
REGULATED
BL ON
BL ON
NET ON
EM ON
EM ON
EMITTERS /
BLASTERS
EMITTERS
NET OFF
AT-1.0
AMPLIFIED
TERMINATOR
SpeakerCraft ®

Fig. 5
LIMITED 5-YEAR WARRANTY
SpeakerCraft warrants this product to be free of defects in materials or work-
manship. This extends for five years from the date of purchase by the original
consumer. Any products returned to SpeakerCraft and found to be defective
by SpeakerCraft within the warranty period will be repaired or replaced, at
SpeakerCraft’s option, at no charge. SpeakerCraft will not be responsible for
the actual cost of installation or removal of the product, nor for any incidental
or consequential damages. Some states do not allow the exclusion or limita-
tion of incidental or consequential damages, so the above limitation may not
apply to you. This warranty gives you specific legal rights. You may have addi-
tional legal rights that vary from state to state.
®
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Key Features

  • Provides interconnection for IR products in IR repeating systems.
  • Wide bandwidth amplifier for robust operation.
  • Blaster drive power capability.
  • Reverse voltage protection.
  • Four-circuit 3.5mm jack for SpeakerCraft direct plug-in IR Receivers.
  • 2.1mm jack for 5V through 24V DC power supplies.
  • 2.1mm jack for 12V DC regulated power supplies.
  • DIP switches for setting emitter power and network termination.

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Frequently Answers and Questions

What are the power requirements of the AT-1.0?
The AT-1.0 requires a 12V DC regulated power supply.
How many IR receivers can be connected to the AT-1.0?
The AT-1.0 has one four-circuit 3.5mm jack for connecting SpeakerCraft direct plug-in IR Receivers.
What is the purpose of the DIP switches on the AT-1.0?
The DIP switches are used for setting emitter power and network termination.
What is the difference between emitter power and blaster power?
Emitter power is used for driving normal emitters, while blaster power is used for driving very high power emitters.
What is the NET ON position on the DIP switch used for?
The NET ON position is used for terminating the IR IN and IR RCVR inputs with a 500Ω resistor when using long lengths of wire.

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