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Infinity REF-551a User Manual

Infinity REF-551a
16 pages
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EN
OWNER’S MANUAL
INFINITY REFERENCE
REF-704a/REF-4555a/REF-551a AMPLIFIER
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Infinity REF-551a Specifications

General IconGeneral
BrandInfinity
ModelREF-551a
CategoryAmplifier
LanguageEnglish

Summary

CHAPTER 2: INSTALLATION AND WIRING

Speaker Output Connectors

Details on connecting speakers to the amplifier's terminals, including polarity and channel configurations.

Power Input Connectors

Instructions for connecting the main power and ground wires to the amplifier and vehicle chassis.

CHAPTER 3: OPERATIONS

Setting the input levels

A step-by-step procedure for matching the amplifier's input sensitivity to the source unit's output.

Setting the crossover

Guidance on selecting crossover filter types (LP, FULL, HP) and adjusting frequency points.

CHAPTER 4: TROUBLESHOOTING

No audio and PROTECT INDICATOR flashes

Diagnosing issues when there is no audio and the protect indicator flashes intermittently.

No audio and PROTECT INDICATOR is on

Identifying causes for no audio when the protect indicator is steadily illuminated.

No audio and PROTECT and POWER INDICATORS flash

Troubleshooting low voltage conditions indicated by flashing protect and power indicators.

Distorted audio and PROTECT INDICATOR flashes

Diagnosing distorted audio caused by short circuits in speaker wiring.

Amplifier fuse keeps blowing

Solutions for recurring blown amplifier fuses, typically due to wiring errors or short circuits.

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