Rockford Fosgate PUNCH PMX-8BB Instructions Manual page 14

Troubleshooting
Symptom / Advisory
Source unit does not turn on.
Tuner fails to tune any stations
Unable to tune stations in seek
mode
USB device cannot be inserted
USB device is not recognized
No sound heard with the display
"No File" shown
Sound skips or is noisy
MP3 is not playing back
Check Antenna
Check Tuner
Diagnosis
Basic
Blown fuse
Vehicle's ignition is off
Voltage applied to Red wire is not
between 10.5 & 16 volts or there is no
voltage present
Unit is not properly grounded
Radio Tuner
No antenna or disconnected or open
connection in cable
You are in a weak signal area
USB Devices
The USB device has been inserted in
the wrong direction
The USB device connector is broken
The USB device is damaged
Connectors are loose
No MP3/WMA files are stored on the
USB device
MP3/WMA files are not created
properly
AUX
Writing error occurred. The MP3 format
is not compatible.
SiriusXM
The radio has detected a fault with
the SiriusXM antenna. The antenna
cable may be either disconnected or
damaged.
The radio is having difficulty com-
municating with the SiriusXM Connect
Tuner. The tuner may be disconnected
or damaged.
14
Remedy
Check fuse of the unit, replace with correct rating.
If connected following the instructions, the unit will not
operate with ignition off.
Check battery, connections and fuses and repair or replace
as necessary. If voltage is above +16 volts, have the
electrical system inspected by an authorized service center.
Check wiring and repair as necessary.
Check all connections and repair as necessary.
Make sure the tuner LOC mode is off.
Reversing the connection direction of the USB device, try
reinserting.
Replace with a new USB device.
Disconnect USB device and reconnect. If the device is still
not recognized, try replacing with a different USB device.
USB does not work with Android devices.
Store these files properly on the USB device. USB does not
work with Android devices.
Use MP3/WMA files that are encoded correctly.
Make sure MP3 has been written in a supported format
Verify that the antenna cable is connected to the SiriusXM
Connect Tuner
Inspect the antenna cable for damage and kinks. Replace the
antenna if the cable is damaged.
SiriusXM products are available at your local car audio
retailer or online at www.shop.siriusxm.com
Verify that the SiriusXM Connect Tuner cable is securely
connected to the radio