LG DP9821P, Руководство по обслуживанию

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3-29
BLOCK DIAGRAMS
1. OVERALL BLOCK DIAGRAM
DECK MECHANISM
STEP1+/-,STEP2+/-
FO+,FO-,TR+,TR-
V,HV+/-,W,HW+/-
U,HU+/-
DMSO,FG
FOSO,TRSO,FMSOB, STBY,V1P4
LD01,LD02,IOA,V20
MDI1,SUBA,SUBB
A,B,C,D,RFIP,TNI,TPI
A[00:20] PCE# PRD# PWR# /M_RESET
AD
[0
:7
]
MA[00:11] BA[0:1] DCLK DCKE DQM[0:1] CS# RAS# CAS# WE#
ACLK ABCK ASDAT0 VRST#
DQ[0
0
:15]
SCL SDA
A
_
VIDEO_
IO_
C
ON
A
_
A
U
DIO_
CD_
C
ON
FRONT
A
_
SP
_
A
MP
_
E
N
MP
EG /SP
_M
U
T
E
S
P
_L
+
/-
,S
P
_R
+
/-
HP
JA
C
K
HP
JA
C
K
MP
EG
HP
_
S
ENSE
OPT
I-A_OUT
27MH
z
SY
CVB
S
SC
/A
_
MUT
E
PO
WE
R
+
1
5
V
,-
1
4
.5
V
,+
7
.5
V
,A
_
5
V
,L
C
D
P
W
R
POWER BLOCK
POWER JACK
DCP
W
R
DC+9
.5
V
BA
T
7
.6V
BA
T
_
S
E
N
S
E
DC_
S
ENSE
}
BA
T
T
E
R
Y
/
FR
ON
T
E+5V
S+5
V
A+
5
V
A-
5
V
P
W
RCT
L_
5
V
PWR
C
T
L
_3.3V
D+
3.3V
A
+
3.3V
D+
1.8V
MP
E
G
FRONT
+15V
-1
4.5V
+7.5V
CVB
S J
ACK
BA
TER
Y
B
L
OCK
BA
T
7
.6V
SP
_
A
M
P
_
E
N
MUT
E
_FM
BF
1_F
M
_C
S
VIDEO_
IO_
C
O
N
A
U
DIO_
CD_
C
ON
VFD_
T
XD
VFD_
SCK
}
MP
E
G
FM
_
M
UT
E
FM_
C
S
FM_
S
CK
FM_
T
XD
}
FM
A
_
VIDEO_
IO_
CON
A
_
A
U
DIO_
CK_
C
ON
A
_
S
P
_A
MP_EN
}
AUDIO
AV
F
D
_
T
X
K
AV
F
D
_
S
C
K
AV
F
D
_
C
S
27MH
z
5MHz
BA
T
_
S
E
N
C
E
,D
C
_
S
E
N
C
E
DC
+
9
.5
V
FRONT BLOCK
D
IS
C
F
R
O
N
T
{
S
P
INDL
E
MO
T
O
R
STEPPING
MOTOR
M
PI
C
K
U
P
M
U2
0
1
BA
5954
U
202
BA
5954
U5
0
0
MT13
89
MPEG/DSP/RF
U501
26V160TE-70
U502
M122641
64A-7T
U503
S24C021CS
U301 CS4391
U302
NJM4580
M
U303
NJU4052B
V
U304
NJM4580
M
U306
TP
A601
1
C391,C
3
9
2
,
C393,C
3
9
4
47U
/6
.3V
U2
TERA
W
INS T100
LCD BLOCK
Q
107
SI
4
4
3
5
D
Y
U
101
MP14
10
U1
0
2
MP14
1
0
U1
0
5
BA
9701
U1
0
4
BD
61
1
1
F
V
U5
AA
T
1
1
0
2
PWM
POWER DC+9.5V
U
702
G
T
631 2
(C
L
V
2
.0
)
U7
0
1
SI
4435
U7
0
3
S
I4435
S-
8
2
3
2
A
LF
T
SAM_I,SAM_U
U6
0
3
74V
H
C
T
5
41
U 601
LE
D
RC6
0
1
TS
O
P
6
2
38
KEY_
M
Q6
0
2
2N
3904
TRAY_OPEN_SW
TRAY_OPEN_SW2
LCD_OPEN
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