JA37-300 Aural Message Generator - 3 Channel - Analog Inputs
Installation and Operating Manual
Rev B
Page 6
2.5.3
Message Operation
The JA37-300 Message 1, Message 2 and Message 3 audio signal playback mode are individually selectable between
Continual and One-Shot. Message playback may also be configured for Priority operation, see
section 2.5.5
–
Priority
Operation
.
When a message is configured as One Shot, the message audio signal is routed to the phones output for the duration
of the message. When a message is configured as Continual, the Message audio signal is routed to the phones
output for the duration of the trigger input being active.
2.5.4
Power On Self-Test Operation
When the JA37-300 power is off and then POWER INPUT is applied, the three messages will play in the following
order: message 1; message 2; message 3. The Power On Self-Test messages may be muted at any time using the
MESSAGE MUTE input. See section 2.5.2.
2.5.5
Priority Operation
When Message Trigger Priority is selected (see
), if more than one trigger
is active, the messages will have the following priority: message 1; message 2; message 3. Note that if a higher
priority message has been triggered and is set as continual, the lower priority messages will not play until the higher
priority trigger is no longer active.
2.5.6
Non-Priority Operation
When Message Trigger Priority is configured as equal, if more than one trigger is active, the messages will play
simultaneously (both Continual and One-Shot messages).
2.5.7
RX Audio Operation
The RX 1 and 2 audio is level controlled and summed with the Message audio and routed to the Phones 1 and 2, Low
Isolation 1 and 2 outputs.
2.6
Adjustments and Configuration using ProCS™
All the JA37-300 internal adjustments are set from the
Product Configuration Software ProCS™
. Configuration data is
sent to the JA37-300 via the J2 connector, using the Configuration Cables and a computer running the ProCS™
software. For configuration cabling requirements, see
For full information on the configuration process, and for installation of ProCS™ on your computer, refer to the
on the Jupiter Avionics website -
www.jupiteravionics.com/productsoftware.
2.6.1
Configuration Cabling Requirements
To configure the JA37-300, it is necessary to load the
Product Configuration Software ProCS™
onto a Windows-
based computer as described in the
The cables required to configure the JA37-300 are not included with the unit.
Cabling option 1:
Quantity
Description
JAC Part #
1
USB A to RS232 9-Pin Cable
CAB-USB-0002
1
Configuration Cable
JA99-001
Cabling option 2:
Quantity
Description
JAC Part #
1
USB A Male to RS232 3.5mm Plug
CAB-USB-0006