Metrik Mobile Electronics MCD-476 Troubleshooting Handling Compact Discs, Moisture Condensation

TROUBLESHOOTING

HANDLING COMPACT DISCS

MOISTURE CONDENSATION

On a rainy day or in a very damp area, moisture may condense on the lenses inside the unit. Should this occur, the unit will not operate properly. In such a case, remove the disc and wait for about an hour until the moisture has evaporated.

P r o b l e m	C a u s e	A c t i o n
	Yellow wire not connected or incorrect voltage	Check connections for proper voltage
Unit will not turn on	Red wire not connected or incorrect voltage	(11-14.4VDC)
(no power)	Black wire not connected	Check connection to ground
	F u s e b l o w n	Replace fuse
Unit has power	Speaker wires not connected	Check connections at speakers
	One or more speaker wires touching each	Insulate all bare speaker wires from
(but no sound)
	other or touching chassis ground	each other and chassis ground
	Yellow or red wire touching chassis ground	Check for pinched wire
Unit blows fuses
	Speaker wires touching chassis ground	Check for pinched wire
	Incorrect fuse rating	Use fuse with correct rating
	Unit is not mounted correctly or back strap is	Check mounting sleeve and back strap
Excessive skipping	not secure	support
	Physical defect in media(CD)	Check media for scratches

NOTES ON CDS

1.A dirty or defective disc may cause sound dropouts while playing. To enjoy optimum sound, handle the disc as follows.

Handle the disc by its edge. To keep the disc clean, do not touch the surface(P.1)

P.1

2. Do not stick paper or tape on the disc (P.2)

P.2

3.Do not expose the discs to direct sunlight or heat sources such as hot air-ducts, or leave them in a car parked in direct sunlight where there can be a considerable rise in temperature inside the car (P.3).

P.3

NOTES ON DISCS

If you use the discs explained below, the sticky residue can cause the CD to stop spinning and may cause malfunction or ruin your discs.

Do not use second-hand or rental Cds that have a sticky residue on the surface (for example, from peeled-off stickers or from ink, or glue leaking from under the stickers).

There are paste residue.

Ink is sticky (P.5).

P.5

Do not use rental Cds with old labels that are beginning to peel off.

Stickers that are beginning

to peel away, leaving a

sticky residue (P.6). P.6

Do not use your Cds with labels or stickers attached.

Labels are attached (P.7).

P.7

Do Not Use Special Shape Cds

4.	Before playing, clean the discs with an	Be sure to use round shape Cds only for
	optional cleaning cloth. Wipe each disc from	this unit and do not use any special shape
	the centre out (P.4).	Cds. Use of special shape Cds may cause
		the unit to malfunction.(P.8).
			P.8
	P.4	Be Sure to	use Cds	with disc mark
5.	Do not use solvents such as benzine,
	thinner, commercially available cleaners, or	DIGITAL AUDIO	DIGITAL AUDIO	DIGITAL AUDIO
			RECORDABLE	RECORDABLE

antistatic spray intended for analog discs.

Only for this unit.

CD-Rs and CD-RWs which have not undergone finalization processing cannot be played. (For more information on finalization processing, refer to the manual for your CD-R/

CD-RW writing software or CD-R/CD-RW recorder.) Addition software or depending on

the recording status, it may prove impossible to play certain Cds record on CD-R or CD-RW.

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