Alpine MRV-F900 manual Information, Case of difficulty

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Information

In case of difficulty

If you encounter a problem, please review the items in the following checklist. This guide will help you isolate the problem if the unit is at fault. Otherwise, make sure the rest of your system is properly connected or consult your authorized Alpine dealer.

Set does not operate.

Power indicator does not light.

Fuse blows or similar symptoms.

Head unit’s power is not on.

-Turn on the head unit’s power.

Ground cord is not properly connected.

-Check the ground cord connection.

Battery power cord is not properly connected.

-Check the battery power cord connection.

Fuse blows.

-Replace with a fuse of the specified capacity.

Remote on cord is not properly connected.

-Check the remote on cord connection.

Speaker wire is short-circuited.

-Replace the speaker wire.

Power turns on but no sound is produced.

Mode selector switch is not set to a proper position for the system.

-Set the mode selector switch to a proper position for the system.

RCA connection cord is not properly connected.

-Insert the cord properly into the INPUT connector.

Speaker wires are not properly connected.

-Check the speaker wire connections.

Input sensitivity control is not set to a proper position for the system.

-Set the input sensitivity control to a proper position for the system.

18-EN

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Contents MRV4 Channel -PowerF900Amplifier Page MRV-F900 Page Contents Introduction Channel Amplifier Do not Disassemble or Alter Installation Location TemperatureMaintenance Installation Applying the cushion Mounting the bracketsMounting the end covers Connections To prevent external noise from entering the audio systemBe careful of battery wiring 10-EN 11-EN Open the door ConnectionMounting the terminal cover Fastening the door Switch Settings Mode Selector SwitchExamples of System Expansion SpeakerAbcdefghij k CDA-7990 PXA-H90017-EN Information Case of difficultySpecifications Service Care Important NoticeMemo Memo Page Alpine Electronics MARKETING, INC