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2
Introduction .......................................................... 3
Power Requirements ............................................ 3
Power Cable Requirements.................................. 5
Audio Input ........................................................... 5
The HM-1S Subwoofer ......................................... 5
Cooling and Fan Installation ................................ 16
Protection and Limiting ....................................... 16
Safety Summary ................................................. 17
Rear Panel Connectors ....................................... 18
Dimensions ......................................................... 18
Contents
!
Pour indiquer les risques
résultant de tensions
dangereuses
Zu die gefahren von
gefährliche spanning zeigen
Important operating
instructions
Pour indequer important
instructions
Zu wichtige betriebs-
anweisung und unter-
haltsanweisung zeigen
Frame or chassis
Masse, châssis
Rahmen oder chassis
Protective earth ground
Terre de protection
Die schutzerde
Para indicar azares
provengo de peligroso
voltajes
Para indicar importante funcionar
y mantenimiento instrucciones Armadura o chassis Tierra proteccionista
These symbols indicate important safety or operating features in this booklet and on the chassis.
Dangerous voltages:
risk of electric shock
Symbols Used
According to ISO/IEC Guide and EN 45014
Declaration of Conformity
The product herewith complies with the requirements of the
Low Voltage Directive 73/23/EEC and the EMC Direc-
tive 89/336/EEC.
Office of Quality Manager
Berkeley, California USA
April 1, 1997
declares that the product:The Manufacturer:
Product Name: HM-1S
Product Options: All
Name: Meyer Sound Laboratories
Address: 2832 San Pablo Avenue
Berkeley, California 94702-2204, USA
conforms to the following Product Specifications:
Safety: EN 60065: 1994
EMC: EN 55022: 1987 - Class A
IEC 801-2: 1984 - 8 kV
IEC 801-3: 1984 - 3 V/m
IEC 801-4: 1984 - 0.5 kV Signal Lines,
1.0 kV Power Lines
Shock: 30 g 11 msec half-sine
on each of 6 sides
Vibration: 10 55 Hz (0.010 m
peak-to-peak excursion)
Operating temperature: 0° C to +45° C
Nonoperating temp: < 40° C or > +75° C
Humidity: to 95% at 35°C
Operating altitude: to 4600 m (15,000 ft)
Nonoperating altitude: to 6300 m (25,000 ft)
Environmental Specifications for Meyer
Sound Electronics Products