RetroSound Zuma Radio Owner's Manual download pdf (Page 29)

Zuma Owner’s Manual

Troubleshooting

Problem Possible Cause Ac on to Solve Problem

Radio will not

turn on (no

Power on LED

indicator)

12 Volt Ba + wire not con-

nected or incorrect voltage

/ remote wire not connect-

ed or incorrect voltage

Check all connec ons for

proper voltage with a volt

meter. Voltage range: 12-15

volts.

Ground wire not connected Check ground connec on.

Fuse on Ba + is blown Replace blown fuse.

No sound heard

from unit but

LED power indi-

cator is on

Volume turned all the way

down

Increase radio volume.

Input signal not connected Check low level inputs for

proper connec on.

Unit blows fuses Incorrect fuse ra ng Use fuses with correct 10

amp ra ng.

Not +12 Volts / car ba ery

not connected

Make sure the vehicle is + 12

volts and that the car bat-

tery is correctly connected

to the vehicle.

USB ERR Invalid media/device type Please review the “USB

Device Instruc ons” on page

27 to learn which formats and

devices are acceptable for

playback in this unit.

System Reset

To restore/reset the unit to factory units, remove all power from the unit, wait

5 minutes and then reconnect power. The unit will revert to factory default set-

 ngs.

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RetroSound Zuma Radio Owner's Manual Page 29

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