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blackops021
31st October, 2019, 10:14 PM
Hi,

I have problem with this radio JVC KD-R411, after turn on have message "PROTECT"

How can i solve this?

Thanks

jox
31st October, 2019, 10:50 PM
disconnect the speakers from the radio

next restart/reset the radio

as it disappears
short circuit on the speaker wires

blackops021
31st October, 2019, 11:17 PM
I try, but nothing is happened

jox
31st October, 2019, 11:24 PM
probably damaged power amplifier

MrRepair
1st November, 2019, 08:13 AM
press & hold MENU & TRACK DOWN for 5 sec
Radio will go to service menu
Select DC ERROR and clear
Cycle power to re-boot

attilaa0
1st November, 2019, 08:42 AM
Better read eeprom 24cxx and post here,i will clear the error.But must check if you have a short between spekers wire and GND.If you find must disconect that speaker.

dragoshu
22nd April, 2021, 07:30 AM
Hello,
Can you please clear protect from my radio kvx730 eeprom 2c32
I have replace IC sound amplifiere and now protect apear on touch.I try to go in service menu but no way for me.
thanks


Better read eeprom 24cxx and post here,i will clear the error.But must check if you have a short between spekers wire and GND.If you find must disconect that speaker.