LEM Hurricane H350SA - User Manual

1
Index
Soldering point.
Male connector.
Female connector.
M/F faston connector.
Test point.
Supply voltage. Logic supply ground.
Analog supply ground.
Chassis ground.
Earth ground.
Flag joined with one or more flags
GENERALMUSIC Sales Division: 47842 S.Giovanni in Marignano (RN) ITALY - Via delle Rose, 12
Phone +39(0)541/959511 - Fax +39(0)541/957404 - Internet: www.generalmusic.com
Technical data2
Passive versions3
Checking & adjustement
9
10 H350A schematics
11
H300A, H300MA schematics
12 Spare part list
H350SA, H400SA schematics
4
H100MA, H150A, H200A, H200MA schematics8
with the same signal name inscribed.
ATTENTION Observe precautions when handling electrostatic sensitive devices.
Notice
Service must be carried out by qualified personnel only. Any tampering carried out by unqualified personnel during the guarantee period
will forfeit the right to guarantee.
For a correct operation of the instrument, after having switched off, be careful to wait at least 3 seconds before switching on again.
To improve the device's specifications, the schematic diagrams may be subject to change without prior notice.
All components marked by this symbol have special safety characteristics, when replacing any of these components use only
manufacturer's specified parts.
The (μ) micro symbol of capacitance value is substituted by U.
The (
Ω) omega symbol of resistance value is substituted by E.
The electrolytic capacitors are 25Vdc rated voltage unless otherwise specified.
All resistors are 1/8W unless otherwise specified.
All switches shown in the "OFF" position. All DC voltages measured to ground with a voltmeter 20KOhm/V.
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service manual
schematic diagrams
CODE: 270306 version 1.02
Powered & passive loudspeaker systems
hurricane

Summary

Important Notices

General Precautions

Safety and operational advice before starting any procedure.

ESD Handling Guidelines

Precautions for handling electrostatic sensitive devices.

Technical Data Overview

General Precaution and Test Setup

Visual Inspection and Test Instruments

Inspecting equipment for damage and listing necessary testing instruments.

Amplifier Checking and Adjustment Procedures

H100 MA Model Procedures

Specs, setup, supply, channel, and performance tests for H100MA.

H150 A, H200 A, H200 MA Model Procedures

Specs, setup, supply, channel, and performance tests for H150A/H200A/H200MA.

H300 A, H300 MA Model Procedures

Specs, setup, supply, channel, and performance tests for H300A/H300MA.

H300 A, H300 MA & H350 A Model Procedures

Specs, setup, supply, channel, and performance tests for H300A/H300MA and H350A.

Spare Part List

Notes on Spare Parts

Explanations for screw, washer descriptions, and asterisk prefixes in the parts list.

LEM Hurricane H350SA Specifications

General

Impedance	8 Ohms
Coverage Angle	90° x 60°
Power Output	350W
Frequency Response	20kHz
Connectivity	XLR
Sensitivity	98 dB
Type	Active 2-Way Speaker System