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Dual Electronics Corp.
21318 64th Ave. South
Kent, WA 98032
Toll Free: 1-866-626-7863
www.dualav.com
©2005 Dual Electronics Corp. All rights reserved.
NSA0405-V01
MXD55 OPERATION
Troubleshooting
Problem Cause Action
Yellow wire not connected or incorrect voltage
Red wire not connected or incorrect voltage
Check connections for proper voltage
(11~16VDC)
Black wire not connected Check connection to ground
Fuse blown Replace fuse
Speaker wires not connected Check connections at speakers
One or more speaker wires touching each
other or touching chassis ground
Insulate all bare speaker wires from
each other and chassis ground
Yellow or red wire touching chassis ground Check for pinched wire
Speaker wires touching chassis ground Check for pinched wire
Incorrect fuse rating Use fuse with correct rating
Unit is not mounted correctly or backstrap is
not secure
Check mounting sleeve and backstrap
support
Physical defect in media (CD or CD-R) Check media for scratches
Load/Eject operation error
Press eject or RESET
Focus adjustment error Clean or replace media
Tracking auto adjustment error Clean or replace media
Sled operation error
Press eject or RESET
Focus error or disc is in upside down
Press eject or RESET
CLV (PLL) operation error
Press eject or RESET
TOC data read error Clean or replace media
Unit will not turn on
(no power)
Unit has power
(but no sound)
Unit blows fuses
Excessive skipping
ER02 appears on display
ER03 appears on display
ER04 appears on display
ER06 appears on display
ER07 appears on display
ER08 appears on display
ER09 appears on display