Kenwood 600, NV-500 54Important Items, Maintenance, Reference, Maintenance of the Set, Memory backup function, Caution on condensation, In regard to contact cleaners, OFF

54Important Items

Maintenance

Cleaning the head section	Cleaning the heads and peripheral components
	For maintaining the best condition of the deck and for longer service life, always
	keep the heads (recording / playback / erase), capstan and pinch roller clean.
Cotton swab	To clean them, perform the following:
	1.Open the cassette holder.
Capstan	2.Using a cotton swab dipped in alcohol, clean the head (recording / playback /
	erase), capstan and pinch roller carefully.
	Demagnetizing the head
	When the recording / playback head is magnetized, the sound quality will
	deteriorate. In such a case, demagnetize the head using a commercially available
Head	demagnetizer (head eraser).
Pinch roller
Tape guides	There are precisely aligned parts around the heads, including the tape guides.
	Note When cleaning, pay special attention so as not to apply shock to them.

Maintenance of the Set

When the front panel, the case, etc. becomes dirty, wipe with a soft, dry cloth. Do not use thinner, alcohol, etc., as these can cause discoloration.

In regard to contact cleaners

Do not use contact cleaners because it could cause a mal- function. Be specially careful not to use contact cleaners containing oil, for they may deform the plastic component.

Reference

Caution on condensation

Condensation (of dew) may occur inside the unit when there is a great difference in temperature between this unit and the outside.

This unit may not function properly if condensation oc- curs. In this case, leave the unit for a few hours with the power left ON, and restart the operation after the condensation has dried up.

Be specially cautious against condensation in a following circumstance:

When this unit is carried from a place to another across a large difference in temperature, when the humidity in the room where this unit is installed increases, etc.

Note related to transportation and movementBefore transporting or moving this unit, carry out the following operations.1Select the CD input

CD TUNER 6 /BAND

section	2Press the 0 key and take out the CD.
	0
Knowledge
	3Ensure that "No Disc" is displayed.
	4Wait for a few seconds, then set the power
	OFF.

Memory backup function

Stored contents which are	Clock display
cleared immediately when
power plug is unplugged
from power outlet
Stored contents which are	Amplifier section
cleared in at least a day after	"on/standby" status
power plug is unplugged	(ON or STANDBY)
from power outlet	Last input selection
	Volume control value
	Tone control levels
	Video1/Video2 input level
	Balance setting
	Tuner section
	Receiving band
	Frequency
	Preset stations
	Auto/mono setting
	Program timer setting
	contents
	Cassette deck unit
	Transport direction
	Dolby NR
	Reverse mode