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(1/2) 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.
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11. Press the [Reset] button on the unit to reset it. 12. Reinstall the units Faceplate and Power ON the unit. a. Operation should be restored. b. If “Chk wiring…” occurs again, the unit maybe defective. Contact a JVC authorized service center for assistance. TP 8/12/11...