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MA1.3s
User Manual
Martin Audio MA1.3s User Manual
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Martin Audio – MA1.3s Amplifier
E
NGLISH
1
CONTENTS (ENGLISH)
Page No
1
CONTENTS MA1.3S USER GUIDE
1
2
APPROVALS
2
3
WARNINGS
2
3.1
EXPLANATION OF GRAPHICAL SYMBOLS
2
3.2
WARNING
2
3.3
CAUTION
2
3.4
IMPORTANT SAFETY INSTRUCTIONS
2
3.5
USER RESPONSIBILITY
3
3.5.1
LOUDSPEAKER DAMAGE
3
3.5.2
LOUDSPEAKER OUTPUT HAZARD
3
3.5.3
RADIO INTERFERENCE
3
4
INTRODUCTION
4
4.1
UNPACKING
4
4.2
FRONT PANEL
4
4.3
REAR PANEL
5
5
REAR PANEL FEATURES
5
5.1
GAIN SWITCH
5
5.1.1
GAIN
6
5.1.2
SENSITIVITY
6
5.1.3
OPTIONS
6
5.2
LINK SWITCH
6
5.3
OPERATING MODES
6
5.3.1
STEREO MODE
6
5.3.2
NOTES FOR AMPLIFIER TESTING
6
5.3.3
TANDEM MODE
7
5.3.4
BRIDGE MONO MODE
7
5.3.5
BRIDGE MONO MODE FEATURES
7
6
INSTALLATION
8
6.1
MOUNTING
8
6.2
COOLING
8
6.3
OPERATING VOLTAGE
8
6.4
DENMARK
9
6.5
GROUNDING
9
6.6
POWER CONSUMPTION
9
6.7
CALCULATION
9
7
CONNECTIONS
10
7.1
INPUT CONNECTIONS
10
7.1.1
BALANCED INPUTS
10
7.1.2
UNBALANCED INPUTS
11
7.2
CONNECTING SPEAKERS
11
8
OPERATION
12
8.1
OPERATING PRECAUTIONS
12
8.2
POWERING UP – SOFT START
12
8.3
INPUT ATTENUATORS
12
8.4
INDICATORS
12
9
PROTECTION FEATURES
13
9.1
OUTPUT LIMITER
13
9.2
THERMAL PROTECTION
13
9.3
VHF PROTECTION
13
9.4
SHORT CIRCUIT PROTECTION
14
9.5
AC MAINS VOLTAGE PROTECTION
14
9.6
DC PROTECTION
14
10
MAINTENANCE
14
10.1 TROUBLESHOOTING
14
11 WARRANTY
15
12 SPECIFICATIONS MA1.3S
16
All material © 2007. Martin Audio Ltd. Subject to change without notice.
CONTENTS
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