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DR-U124X-1, DR-U124X-4, DR-U124X-PA
11
2. SCHEMATIC AND PCB DIAGRAMS
-
B
-
2.1 OVERALL SCHEMATIC DIAGRAM
ls'302I
LOADING SW
(DSK1001)
POWER
r---,
DKP31 03
1
n - - - ' - - - - - - - - 1 r 1
LP S 1
I
:
~>+------iC:
2
GND
I
3
LPS2
, ___ ..J
,-----------------------------------,
REFLECTION
~17->
I
I
I
I
I
~
CBJECTIVE
LENS
HOLCXliRAtvi LASER UNJT
LTOH46MS
,-----------11"~!........!<1
vcc
t-t-.-J(2
VR
E F
GND
e-;c
> - - - - - + - - - - - - <
1--"-~%4
LO
1-----lls
GND
6
MD
vc
'--1------1
>----""
f---He
VE
~--<f.-.
'--+--~>---1 f----1(9~
VA
GND
.----~>---1 f----1~1
VB
~-~
VF
,---____..,___~
r----1~~
ACTT+
3
4
SCSI HOST INTERFACE
I
CN1 01
I
lcN7031
I
DEVICE
CONFIGURATION
JUMPER
I CN401
5
AUDIO OUT
I CN601 I
SLDF
SLDR
JNSW
GND
MOTHER BOARD ASSY (SCSI)
(OWX1573 DR-U124X-1, 4)
ICN201
I
(DWX1 591
DR-U124X-PA)
(1 /2
:
~
SCH-2Fl
(2/2
:~
SCH-3F)
I
I
SCH_..:1
Fl
INSW UN[T
(DWS1 246)
lcN901I
INS[DE SW
MOTOR COIL
f----1d'9i ACTF+
W COi L
il)f---i{1"1)t---'
c
-
D
P!CkUP ASSY-S
(DXX2267)
ACTF+
'--::-::---,.-,,..-~ J---1~, ~
AC
TT-
ACTUATOR
ASS'
Y
I
I
I
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
_
__ J
EM+
B
EM-
R
DR-U124X-1, 4
ONLY
i--------1
LOADING MOTOR
(DXM1 077)
JA601
I
VR601
I
I
I
I
I
I
I
I CN501
DR-U124X-1, 4
ONLY
V COIL
U
COIL
9 1 ) 1 - - - - - m l ) t - - - - - - '
H-
W-
w+
v-
v+
u-
u+
H+
HALL ELEMENT
SPINDLE MOTOR ASSY-
(DXX2256)
DKP3105
0702
1----,
I
5702
I
5701
I
I
I
I
I
'------L.-,..J---+--\
~---;.i----------------1
PHONES
I
PHONE VOLUME
I
L _______
...J
BUSY I ND l CATOR
I
PLAY SW
I
E-JECT SW
._ ____ !
6
51
SCH- 1 F
I
OVERALL SCHEMATIC DIAGRAM
OVERALL SCHEMATIC DIAGRAM
I
SCH- 1 F
..,
1
I
2
I
3
I
4
I
5
I
6
(
A
B
---{
-
c
(
D
(
I
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