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Denon DCD-1500 Service Manual page 26

Stereo cd player
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DEFECTIVE
INITIAL
OPERATION: AT: THE: TIME 'OF: DISC SETTING (2/2)
Oey
IS tC201
os
NO
4s dise
imicrocomputer}
Property loaded?
laser output
é
derived?
=
Defective
f
| YES
.
NES
S l e
i b a d e e
Is APLC circuit
NO
.
NO
'or laser SW
circuit OK?
Pertectly closed?
Defective adjoining
circuit of (C103 oF
TR203, 204.
Reter 10 "Loder-
Yes
frame not focks".
YES
"4
i
Detective laser diode.
NO
4s turntable
height OK?
Is pulse signal
appears on CLK,
Readjust turntable
+ Is 1C200
{microcomputer}
data
*
transferred?
NO
NO
microcomputer,
YES
i> Detective CX20108.
Detective TR101, 102,
NO
Isfocus
NO
servo works?
© Fail in focus oftret
sdjurniment.
© Fail sm focus gain
adjustment.
© Broken FOX pattern,
NO
Fait in PLL adjustment
YES
tor spindie motor system.
Adjust ctamper heigh:.
Adjust the adjust bracket
for optimum clamper
_
height.)

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