Denon UCD-250 - UNIT MECHANISM SERVICING; Servicing Precautions

25
LCD, TACT SWITCH UNIT
CNS581
teeeeee0)
oOo
>
CX RAKXA KD
oF
-)
} DA
1U-2478A-2
LED LCD
(0581) (LCD581)
8233JP
LCD DRIVER
LC7582
1C§81
KEY MATRIX
D-250 mm
BLOCK
DIAGRAM
CD
PLAYER
SECTION
4
5
6
7
8
Srevinl Lieto RUGULATOR UNIT
REGULATOR | | REGULATE 1U-2478A-3 A
POWER
ee
ele
ge
Gye
es
ee
ee
Vo
et
a
ql
CB635
TRANS
t CD MECHANISM '
| DISC MOTOR i .
at ee AC230V, 50Hz
\
!
(Europe)
CUTTS AC240V, 50Hz
i LOADING MOTOR SLIDE MOTOR 1 (U.K.}
| 1
I 1
{ 1
i
i
B
1 t
1 t
| 1
| |
1 SUPPER LINEAR
\ i DAC |
i H PCM-61P-L
: ANALOG OUTPUT
eseoeeoeveeeee Cc
w40i
roa
COAXIAL
CB502 CBso1 SISAL FILTER = || DIGITAL OUTPUT
[eecreeee] [ooeseee] SMS5840CS
' st ? 10601
ao EFM TXD ee
DIGITAL SIGNAL
meceaie te b- D- a a SYSTEM CONNECTOR-2
A
1681 <<] <<] D
LOADING &
SPINDLE DRIVE DRIVER SERVO CONTROL i SYSTEM CONNECTOR-1
1502
503, 2158
Maa BAG296F oe : — JK601
10503 1/4,2/4,3/4 MICROPROCESSOR e __
iC682 : —
UPD 75517 . 4
1) tg
CB561
e
1U-2478A-1
:
E
MAIN UNIT neni
59