GAI-Tronics 709-901 User Manual

Manual is about: SmartSeries Handset/Speaker Amplifier

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Pub. 42004-699L2D

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

610-777-1374  800-492-1212  Fax: 610-796-5954

ISIT WWW

GAI

TRONICS

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 709-901

SmartSeries Handset/Speaker Amplifier

A B L E O F

O N T E N T S

Confidentiality Notice .....................................................................................................................1

General Information .......................................................................................................................1

System Requirements and Limitations ................................................................................................. 1

Features and Functions .......................................................................................................................... 2

Description of Major Components ........................................................................................................ 2

External Components ............................................................................................................................................ 2

Internal Components ............................................................................................................................................. 3

Block Diagram ......................................................................................................................................... 4

Interfaces ................................................................................................................................................. 4

Installation ......................................................................................................................................5

Models 707-001-UL/EX and -EX-F07045 ............................................................................................. 5

Models 708-001-UL/EX, -EX-F07048, 7085-001-UL/EX, -EX-F07044, 7085-004-UL/EX and -EX-

F07049 ...................................................................................................................................................... 5

Models 7085-005-UL/EX and -EX-F07050 ........................................................................................... 6

Operation .........................................................................................................................................6

Handset Operation .................................................................................................................................. 6

Optional Features .................................................................................................................................... 7

Maintenance ....................................................................................................................................7

Fuses ......................................................................................................................................................... 7

Adjustments ............................................................................................................................................. 8

Minimum Level Adjustment ................................................................................................................................. 8

Offset Level Adjustment ....................................................................................................................................... 9

VLC Level Adjustment ......................................................................................................................................... 9

Internal Adjustments ............................................................................................................................ 10

Sidetone Volume and Handset Receiver Volume ............................................................................................... 10

Troubleshooting .................................................................................................................................... 11

How to Diagnose Assembly Faults ....................................................................................................... 12

Replacement Parts ................................................................................................................................ 13

Specifications ................................................................................................................................14

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Summary of 709-901

Page 1
Pub. 42004-699l2d gai-tronics corporation 400 e. Wyomissing ave. Mohnton, pa 19540 usa 610-777-1374  800-492-1212  fax: 610-796-5954 v isit www . Gai - tronics . 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 709-901 smartse...
Page 2: Model 709-901
P ub . 42004-699l2d gai-tronics corporation 400 e. Wyomissing ave. Mohnton, pa 19540 usa 610-777-1374  800-492-1212  fax: 610-796-5954 v isit www . Gai - tronics . 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 709-901 smart...
Page 3
P ub .42004-699l2d m odel 709-901 s mart s eries h andset /s peaker a mplifier p age 2 of 14 f:\standard ioms - current release\42004 instr. Manuals\42004-699l2d.Doc 10/13 features and functions  monitors and controls the handset and auxiliary connections, if equipped.  supports an optional smarts...
Page 4
P ub .42004-699l2d m odel 709-901 s mart s eries h andset /s peaker a mplifier p age 3 of 14 f:\standard ioms - current release\42004 instr. Manuals\42004-699l2d.Doc 10/13 internal components as shown from the side in figure 2, the assembly contains the following components or subassemblies:  chass...
Page 5
P ub .42004-699l2d m odel 709-901 s mart s eries h andset /s peaker a mplifier p age 4 of 14 f:\standard ioms - current release\42004 instr. Manuals\42004-699l2d.Doc 10/13 block diagram the p1 connector on the back of the speaker amp/power supply pcba plugs into a socket in an enclosure connected to...
Page 6: Installation
P ub .42004-699l2d m odel 709-901 s mart s eries h andset /s peaker a mplifier p age 5 of 14 f:\standard ioms - current release\42004 instr. Manuals\42004-699l2d.Doc 10/13 installation caution do not install this equipment in hazardous areas other than in an approved enclosure, or areas other than t...
Page 7: Operation
P ub .42004-699l2d m odel 709-901 s mart s eries h andset /s peaker a mplifier p age 6 of 14 f:\standard ioms - current release\42004 instr. Manuals\42004-699l2d.Doc 10/13 models 7085-005-ul/ex and -ex-f07050 1. When installing the amplifier in this enclosure, connect the 2-point plug cable from the...
Page 8: Maintenance
P ub .42004-699l2d m odel 709-901 s mart s eries h andset /s peaker a mplifier p age 7 of 14 f:\standard ioms - current release\42004 instr. Manuals\42004-699l2d.Doc 10/13 optional features the following features are available as options to the standard configuration of a station used in an advance ...
Page 9
P ub .42004-699l2d m odel 709-901 s mart s eries h andset /s peaker a mplifier p age 8 of 14 f:\standard ioms - current release\42004 instr. Manuals\42004-699l2d.Doc 10/13 adjustments the user adjustment control is located beneath the gai-tronics nameplate on the front panel. Refer to figure 1. It i...
Page 10
P ub .42004-699l2d m odel 709-901 s mart s eries h andset /s peaker a mplifier p age 9 of 14 f:\standard ioms - current release\42004 instr. Manuals\42004-699l2d.Doc 10/13 offset level adjustment the offset level allows the output of the smartvolume™ speaker amplifier to maintain a set difference or...
Page 11
P ub .42004-699l2d m odel 709-901 s mart s eries h andset /s peaker a mplifier p age 10 of 14 f:\standard ioms - current release\42004 instr. Manuals\42004-699l2d.Doc 10/13 internal adjustments caution to reduce the risk of ignition of hazardous atmospheres, disconnect the equipment from the supply ...
Page 12
P ub .42004-699l2d m odel 709-901 s mart s eries h andset /s peaker a mplifier p age 11 of 14 f:\standard ioms - current release\42004 instr. Manuals\42004-699l2d.Doc 10/13 troubleshooting the following table lists some hints to aid technicians in troubleshooting. Problem possible solution any probl...
Page 13
P ub .42004-699l2d m odel 709-901 s mart s eries h andset /s peaker a mplifier p age 12 of 14 f:\standard ioms - current release\42004 instr. Manuals\42004-699l2d.Doc 10/13 how to diagnose assembly faults when the assembly is in an advance system that includes a vacuum fluorescent display (vfd), fau...
Page 14
P ub .42004-699l2d m odel 709-901 s mart s eries h andset /s peaker a mplifier p age 13 of 14 f:\standard ioms - current release\42004 instr. Manuals\42004-699l2d.Doc 10/13 fault message cause and effect possible solution supervised audio path speaker voice coil cause—the station is detecting no amb...
Page 15: Specifications
P ub .42004-699l2d m odel 709-901 s mart s eries h andset /s peaker a mplifier p age 14 of 14 f:\standard ioms - current release\42004 instr. Manuals\42004-699l2d.Doc 10/13 specifications electrical supply voltage ....................................................................... 90 to 140 v ac...
Page 16: Warranty
(rev. 10/06) 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 ...