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SmartSeries Remote Subset Amplifier
Confidentiality Notice
This manual is provided solely as an operation, installation, and maintenance guide and contains sensitive
business and technical information that is confidential and proprietary to GAI-Tronics. GAI-Tronics
retains all intellectual property and other rights in or to the information contained herein, and such
information may only be used in connection with the operation of your GAI-Tronics product or system.
This manual may not be disclosed in any form, in whole or in part, directly or indirectly, to any third party.
General Information
Product Overview
The Model 723-905 SmartSeries Remote Subset Amplifier is an intelligent handset amplifier, speaker
amplifier, and FSK modem intended for use in GAI-Tronics Page/Party
amplifier is an integral part of GAI-Tronics desktop, desk-edge, and flush-mount stations. It has been
designed to be remotely mounted with the enclosure, allowing the associated subsets to be mounted on a
desktop, on the edge of a desk, or flush mounted. The amplifier is not designed for outdoor use and must
be mounted at an indoor location.
System Requirements and Limitations
For proper operation, the Model 723-905 SmartSeries Remote Subset Amplifier must be installed in the
Model 7245-005 Amplifier Enclosure with auxiliary inputs and used with one of the following subsets:
Single Party Subsets:
Model 726-101 Desktop Subset
Model 711-102 Desk-Edge Subset
Model 716-102 Flush-Mount Subset
The SmartVolume™ feature is not supported for Model 7265-101. Also, the SmartVolume™ feature is
not available for speakers equipped with L-Pads or for multiple speaker applications. The Model 723-
905 Remote Amplifier is designed solely for use with the magnetic hookswitch subsets listed above.
Subsets containing an RF hookswitch are not supported.
GAI-Tronics Corporation 400 E. Wyomissing Ave. Mohnton, PA 19540 USA
V
ISIT WWW
G A I - T R O N I C S ® C O R P O R A T I O N
A H U B B E L L C O M P A N Y
Model 723-905
Multi-Party Subsets:
Model 7265-101 Desktop Subset (5-party)
Model 7115-102 Desk-Edge Subset (5-party)
Model 7165-102 Flush-Mount Subset (5-party)
610-777-1374
800-492-1212
.
-
.
GAI
TRONICS
COM FOR PRODUCT LITERATURE AND MANUALS
®
and SmartSeries systems. The
Fax: 610-796-5954
Pub. 42004-364C
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Table of Contents
Related Manuals for GAI-Tronics 723-905
Summary of Contents for GAI-Tronics 723-905
- Page 1 GAI-Tronics product or system. This manual may not be disclosed in any form, in whole or in part, directly or indirectly, to any third party.
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Page 2: Features And Functions
Pub. 42004-364C Model 723-905 SmartSeries Remote Subset Amplifier Page: 2 of 13 Features and Functions The Model 723-905 Remote Subset Amplifier provides the following features when installed in a SmartSeries ADVANCE system: • • Enables one-way paging from the remote SmartVolume™... -
Page 3: Description Of Major Components
Model 723-905 SmartSeries Remote Subset Amplifier Page: 3 of 13 Description of Major Components The Model 723-905 Remote Subset Amplifier’s major external and internal components are described below. External Components User Level Adjustment: This assembly contains a User Level Adjustment that is accessible beneath the nameplate on the front panel. - Page 4 Pub. 42004-364C Model 723-905 SmartSeries Remote Subset Amplifier Page: 4 of 13 Internal Components As shown from the side in Figure 2, the Model 723-905 Remote Subset Amplifier assembly contains the following components or subassemblies: • Chassis • Front panel affixed to the front of the chassis •...
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Page 5: Block Diagram
Pub. 42004-364C Model 723-905 SmartSeries Remote Subset Amplifier Page: 5 of 13 Block Diagram The P1 connector on the back of the Speaker Amp/Power Supply PCBA plugs into a socket in an ® enclosure connected to the system cable, accessing the Page/Party lines and ac power. -
Page 6: Installation
• Do not disconnect equipment while energized. The installation procedure for the Model 723-905 SmartSeries Remote Subset Amplifier is described below. Use extra care not to damage the protruding latch wings of connector J2 located on the bottom edge of the amplifier during installation. -
Page 7: Maintenance
Maintenance Adjustments The User Adjustment Control is located beneath the GAI-Tronics nameplate on the front panel. Refer to Figure 1. It is used to make all user adjustments normally required for installation. Loosen the two screws on the GAI-Tronics nameplate and rotate it counterclockwise to access the adjustment hole. Make adjustments by inserting a 1/8-inch flat blade screwdriver through the access hole and into the potentiometer located directly behind the hole. - Page 8 Pub. 42004-364C Model 723-905 SmartSeries Remote Subset Amplifier Page: 8 of 13 VLC Level Adjustment When activated, the VLC overrides the normal volume control setting allowing the amplifier level to change to a preset level during an emergency page. The factory default setting for the VLC Level is 10% of maximum power (nominally 1.2 watts).
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Page 9: Internal Adjustments
Pub. 42004-364C Model 723-905 SmartSeries Remote Subset Amplifier Page: 9 of 13 Internal Adjustments Although they typically require no adjustments, the following volume levels can be set internally: Sidetone Volume and Handset Receiver Volume To make an adjustment it is necessary to remove the assembly from its enclosure and make a temporary connection between the assembly and the enclosure. -
Page 10: Troubleshooting
• If the problem affects only this assembly, the problem may be with its sidetone setting. Contact the GAI-Tronics Field Service Department. The user hears himself when speaking • Feedback during page... -
Page 11: How To Diagnose Assembly Faults
Pub. 42004-364C Model 723-905 SmartSeries Remote Subset Amplifier Page: 11 of 13 How to Diagnose Assembly Faults When the assembly is in an ADVANCE system that includes a vacuum fluorescent display (VFD), faults may be automatically detected, transmitted to the MCU in data messages, and displayed or printed. Fault messages and possible solutions for their causes are described in the table below. - Page 12 Pub. 42004-364C Model 723-905 SmartSeries Remote Subset Amplifier Page: 12 of 13 Fault Message Cause and Effect Possible Solution • Supervised Audio Cause—The station is detecting no ambient Verify that the speaker Path noise at the speaker or is detecting an ambient...
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Page 13: Specifications
Pub. 42004-364C Model 723-905 SmartSeries Remote Subset Amplifier Page: 13 of 13 Specifications Electrical Supply voltage ............... 90 to 140 V ac (120 V ac nominal), 50/60 Hz Power consumed @ nominal ac... Zero/maximum signal (12 watts): 15 VA, 9 watts/59 VA, 32 watts Speaker Amplifier Output ................ -
Page 14: Warranty
Warranty Equipment. GAI-Tronics warrants for a period of one (1) year from the date of shipment, that any GAI-Tronics equipment supplied hereunder shall be free of defects in material and workmanship, shall comply with the then-current product specifications and product literature, and if applicable, shall be fit for the purpose specified in the agreed-upon quotation or proposal document.
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