Denon DRS-810 Service Manual

2 a Ni a Ea
TROUBLESHOOTING
Check the following before you draw the conciusion that your Stereo Cassette Deck is malfunctioning.
1. Are ail the connections correct?
2. Are all system components being operated correctly in accordance with the operating instructions?
3. Are the speakers and amplifier/receiver functioning correctly?”
lf the tape deck still does not function properly, check the symptom against the list below. If the symptom does not correspond
to the check list, please contact your DENON dealer.
Problem
Tape does not run. * Power cord is disconnected. * Check power cord.
+ Tape is loose. * Tighten tape with a pencil, etc.
* Cassette is not loaded properly. » Load cassette properly.
- Defective cassette. * Replace cassette.
fn
Tape is not recorded when » No cassette is loaded. + Load cassette.
REC/REC MUTE (@) button is + Erase prevention tabs are brocken off. « Cover holes with adhesive tape.
pressed.
Sound is warbled and dis- *« Heads, capstan or pinchroller are dirty. * Clean them.
torted. + Tape is wound too tight. » Fast forward or rewind to loosen tape
winding.
- Recording input level is too high. + Adjust recording input level.
+ Tape is worn out and has ‘‘drop-outs’’. * Replace tape.
Ne ee a ne |
Excessive noise. « Tape is worn. «Replace them.
* Heads, capstan or pinchroller are dirty. * Clean them.
« Heads are magnetized. * Demagnetize heads.
* Recording input jevel is too low. » Adjust recording input fevel.
fe ne
High frequency range (treble) + Dolby NR switch is set improperly. « Set Dolby NR Switch properly.
is emphasized.
fa Al
High frequency range (treble) + Head are dirty. + Clean them.
is lost. » Tape is worn. * Replace tape.
* Above specifications and design are subject to change without prior notice.
Best result will be obtained with use of DENON DX and HD Series Cassette tapes.
Dolby
noise
reduction
and
HX
PRO
headroom
extension
systems
manufactured
under
license
from
Dolby
Laboratories
Licensing
Corporation.
HX PRO
originated
by
Bang
&
Olufsen.
“DOLBY” and the double-D symbol QJ and ‘‘HX PRO”’ are trademarks of Dolby Laboratories Licensing Corporation.
12

Denon DRS-810 Specifications

General

Brand	Denon
Model	DRS-810
Category	Tape Deck
Language	English