GAI-Tronics 723-905 Скачать руководство пользователя страница 1 | Manualshive

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GAI-Tronics 723-905 Скачать руководство пользователя страница 1

Pub. 42004-364C

GAI-Tronics Corporation 400 E. Wyomissing Ave. Mohnton, PA 19540 USA

610-777-1374

800-492-1212

Fax: 610-796-5954

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ISIT WWW

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GAI

-

TRONICS

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COM FOR PRODUCT LITERATURE AND MANUALS

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

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

®

and SmartSeries systems. The

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:

Multi-Party Subsets:

Model 726-101 Desktop Subset

Model 7265-101 Desktop Subset (5-party)

Model 711-102 Desk-Edge Subset

Model 7115-102 Desk-Edge Subset (5-party)

Model 716-102 Flush-Mount Subset

Model 7165-102 Flush-Mount Subset (5-party)

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.

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Содержание 723-905

Страница 1: ...n GAI Tronics Page Party and SmartSeries systems The 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 Req...

Страница 2: ... and reports problems with handset amplifier the speaker amplifier and speaker voice coil to the MCU Supervises the externally connected speaker desk edge and flush mount stations only Monitors and reports the status of the auxiliary inputs OptionalFeatures The following features are available as options to the standard configuration of a station used in a SmartSeries ADVANCE system and installed ...

Страница 3: ...omponents are described below ExternalComponents User Level Adjustment This assembly contains a User Level Adjustment that is accessible beneath the nameplate on the front panel See Figure 1 The User Level Adjustment controls the Minimum Speaker Output Level the Speaker Offset Level dB above ambient and the Volume Level Control VLC Refer to the Maintenance section for the adjustment procedures Fig...

Страница 4: ... 723 905 Remote Subset Amplifier assembly contains the following components or subassemblies Chassis Front panel affixed to the front of the chassis Handset Amp FSK µP PCBA printed circuit board assembly Ref 14 affixed to the rear of the front panel Speaker Amp Power Supply PCBA Ref 13 affixed to the rear of the chassis with a plug P1 at the top pointing to the rear Figure 2 Remote Subset Amplifie...

Страница 5: ... power supplies and the speaker amplifier circuitry Connector J1A and J1B on the Speaker Amp Power Supply connects regulated 5 V dc 15 V dc and VRLY voltages along with control monitoring and line signals to the J1A and J1B on the Handset Amp FSK µP PCBA Connector J2 of the Speaker Amp Power Supply PCBA connects to optional external devices The Handset Amp FSK µP PCBA has connections to the handse...

Страница 6: ... wings of connector J2 located on the bottom edge of the amplifier during installation 1 Plug the amplifier connector J3 located at the end of the pigtail cable on the amplifier into the mating connector of the Model 7245 005 Enclosure 2 Plug the amplifier connector P1 located on the rear of the amplifier into the J1 connector of the Model 7245 005 Enclosure 3 Tighten the four screws in the corner...

Страница 7: ... note below This test tone is used as a reference to adjust the speaker amplifier output level to the desired volume Turn the adjustment pot clockwise for the desired output The test tone automatically shuts off 5 seconds after the last adjustment The factory default setting for minimum level is 4 0 watts nominal NOTE If the page line is in use immediately after the beep tone the page signal shoul...

Страница 8: ...to the VLC mode by having someone execute a page from a station programmed by the MCU to activate the VLC function 2 During the page turn the User Adjustment Control fully counterclockwise and listen for two beep tones through the page speaker indicating the VLC Adjustment mode has been activated 3 After the two beep tones turn the User Adjustment Control to the desired speaker level using the liv...

Страница 9: ...he controls perform the following steps 1 Loosen the four screws that secure the front panel 2 Remove the assembly from the enclosure If the enclosure is equipped with an optional EOL Module or SmartSeries station RTU be careful to not disconnect the ribbon cable on J2 of the Speaker Amp Power Supply PCBA 3 Connect the assembly to the enclosure using a Model 10440 002 Maintenance Cable between P1 ...

Страница 10: ...ends upon system configuration and system activity but several seconds is typical Speaker volume needs adjustment Use the USER ADJ control to adjust the Minimum Level Offset Level or VLC Level as appropriate Refer to the VLC Level Adjustment on page 8 Incoming subset handset speech level needs adjustment Use the RCVR VOL control to adjust the handset receiver volume Refer to the Adjustments sectio...

Страница 11: ...tuck Contact on Polled Device Paging Pressbar Depressed Cause The station has been in page mode longer than the configured page limit Effect Station page is cut off When the pressbar is released a restore message is sent to the MCU The station then resumes normal operation Verify that the associated subset s handset pressbar page switch is not stuck Replace the Handset FSK µP PCBA Replace the Spea...

Страница 12: ...aker Amp Power Supply PCBA Replace Handset FSK µP PCBA Polled device Cause This message is output by the MCU when it loses communication with the station This may occur if there is a fault in the page line if the station is powered down or if there is some fatal malfunction within the station Effect The MCU continues to attempt communication with the station When communication is resumed a restore...

Страница 13: ... Distortion 1 maximum THD 1 kHz 12 watts SmartVolume Monitor range low gain 62 to 100 dB SPL Offset above ambient User Level Adjustment 0 to 48 dB Minimum User Level Adjustment Off 85 to 125 dB SPL Handset Amplifier Output 1 5 VRMS nominal into 33 ohm load Frequency Response with 5 mVRMS input AGC on 350 to 6 500 Hz 0 3 dB ref to 1 kHz Distortion 1 5 maximum THD 1 kHz Mechanical Dimensions 8 12 H ...

Страница 14: ... of the Contractor s personnel from the work site Re performance of services shall be Buyer s sole and exclusive remedy and in no event shall GAI Tronics warranty obligations with respect to services exceed 100 of the total cost of the services provided hereunder Warranty Periods Every claim by Buyer alleging a defect in the goods and or services provided hereunder shall be deemed waived unless su...

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