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JBL MPA750 Manuals
Manuals and User Guides for JBL MPA750. We have
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JBL MPA750 manual available for free PDF download: Owner's Manual
JBL MPA750 Owner's Manual (23 pages)
MPA Series Power Amplifier
Brand:
JBL
| Category:
Amplifier
| Size: 0.25 MB
Table of Contents
Cautions
2
Table of Contents
3
Illustrations
4
Unit Description
4
General Information
4
Open Input Architecture™ Slots
4
Figure 1. Open Input Architecture Slots
4
Feature Identification
5
Figure 2. Rear and Front Views of 2-Space High Amplifiers
5
Figure 3. Rear and Front Views of 3-Space High Amplifiers
5
Installation
6
Inputs
6
Outputs
6
Figure 4. Neutrik Speakon Connector Wiring for Speaker Outputs
6
Input Connections
7
Figure 5. Typical Unbalanced Connection
7
Figure 6. Portable Balanced System
7
Figure 7. Installed Balanced System
7
Figure 8. Ground Bus Connection
7
Changing XLR Polarity
8
To Parallel the Inputs
8
Figure 9. Jumper Positions for XLR Polarity Reversal
8
Figure 10. Switch Settings for Bridged Mono Operation
8
Bridged Mono Mode
9
Figure 11. Connection Options of Speaker Load for Bridged Mono
9
Figure 12. Speakon Connection Details for Bridged Mono Operation
9
AC Power Connection
10
Tables
11
Operation
11
Table 1. JBL MPA Series AC Power Consumption
11
Table 2. JBL MPA Series AC Power Consumption
12
Controls
13
Displays
13
Figure 13. Gain Control Lockout
13
Gain Control Lockout
13
Table 3. LED Display Operation
13
Typical Power Up, Operation, Power down Behavior
13
Figure 14. LED Displays During Normal Operation
14
Figure 15. LED Displays During Abnormal Operating Conditions
14
Maximum Long-Term Output Power
15
Protection Circuits
15
Specifications
17
Table 4. Output Ratings with 110, 115 and 120 V Mains
17
Power Output Ratings
18
Table 5. Output Ratings with 110, 115 and 120 V Mains
18
Troubleshooting
20
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