File name Denon-DNC680 cd.pdfFor U.S.A., Canada &
Europe model
SU
PP
LE
SERVICE MANUAL ME
NT
MODEL DN-C680 Ver. 1
CD PLAYER
We have two version of DN-C680. The new version of
DN-C680 is replaced discontinued parts of the old ver-
sion. (CD mechanism, microprocessor and D/A conver-
ter etc.)
Serial number of new version are renumbered from
*****50001.
This service manual is supplement for new version of
DN-C680 and only mentioned difference between old
and new version. So, please refer to previously issued
service manual of DN-C680 when servicing.
For purposes of improvement, specifications and
design are subject to change without notice.
Please use this service manual with referring to the
operating instructions without fail.
Some illustrations using in this service manual are
slightly different from the actual set.
16-11, YUSHIMA 3-CHOME, BUNKYOU-KU, TOKYO 113-0034 JAPAN
X0179V.01 DE/CDM 0308
DN-C680 2
SAFETY PRECAUTIONS
The following check should be performed for the continued protection of the customer and service technician.
LEAKAGE CURRENT CHECK
Before returning the unit to the customer, make sure you make either (1) a leakage current check or (2) a line to chassis
resistance check. If the leakage current exceeds 0.5 milliamps, or if the resistance from chassis to either side of the
power cord is less than 460 kohms, the unit is defective.
LASER RADIATION
Do not stare into beam or view directly with optical instruments, class 3A laser product.
500V
1M
(1)
(2)
(1)
(2)
2
DN-C680 3
BLOCK DIAGRAM
|