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JVC KW-HDR720 Customer Procedure

JVC KW-HDR720
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TP 8/12/11
JVC U.S.A.
Customer Care Center 1-800-252-5722
CUSTOMER PROCEDURE
“Chk Wiring then reset unit” message scrolls on display when unit is powered ON
KD-R320J KD-R420J KD-R520J KD-HDR44J KD-BPT30J KD-R328J
KD-R428J KD-R528J KD-BTP50J KD-A525J KD-A625J KD-R620J
KD-R628J KD-AHD79J KD-HDR70J KW-HDR720J
Cause
The wires were shorted during installation.
Cure
1. Remove the Radio and disconnect the Harness.
2. Verify the Units wiring and ensure there are no shorts.
Check for misconnection (for example; DC12V to Left speaker negative to
reverse signal)
Check for loose connections
Check for uncovered connections
3. Clear the error using the procedure below.
PROCEDURE
Apply this procedure after verifying the units wiring.
It is NOT possible to clear the error message if the wiring problem has not been
corrected.
1. Remove wiring harness from unit (remove all DC power).
2. Simultaneously press and hold the [MENU] and [UP arrow] button.
3. While holding [Menu] / [Up arrow] buttons, insert the unit’s wiring harness
(reapply DC power to the unit).
a. “DC ERR” will be displayed.
b. If “Chk wiring…” message reappear, retry steps 1-3 again.

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Questions and Answers:

JVC KW-HDR720 Specifications

General IconGeneral
CategoryCar Receiver
DIN SizeDouble DIN
Display TypeLCD
HD RadioYes
BluetoothYes
USB InputYes
USB Ports1
AUX InputYes
CD PlaybackNo
DVD PlaybackNo
SiriusXM ReadyYes
Pandora controlYes
iHeartRadio controlYes
Power Output50W x 4
AM/FM TunerYes
Built-in NavigationNo
iPod/iPhone ControlYes
Steering Wheel ControlYes
Rear View Camera InputYes
Preamp Voltage4V
EQ Bands13-Band
Audio Formats SupportedMP3, WMA
Display ColorVariable

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