![LG 7823W Service Manual Download Page 120](http://html.mh-extra.com/html/lg/7823w/7823w_service-manual_211744120.webp)
4-53
LIC301
uPD63641
ATAPI
LIC201
uP
C3340
HDD[0:1
5
]
/D
IO
W,
/D
IO
R,
/
H
D
M
A
C
K
, P
D
IAG
HDMARQ,
I
O
RD
Y,
HINTR
Q
,/HI
O
CS1
6
HAD[
0:
2
],
/HC
S
0
,
/HCS
1,
/DA
S
P
,HRESE
T
(DSP & MICOM)
(RF)
LIC5
0
2
B
D
7954B
FS
(Motor Driv
e
r)
MDRV, FDRV
, T
DRV
SDRV
1,
SDR
V
2,
Ti/TRV
SDRV
1,
SDRV2,
SFG
LIC501
F
L
ASH(16M)
FD[0:1
5]
FA
[0:15
]
/FRD
/FWR
/FCS
0
LIC304
SDRAM(16M)
MD[0:15]
MA[0
:15]
/CAS, /RAS
LDQM, UDQM
/WE, /CAS,
/R
AS
MCLK, MCKE
LIC302
E
2
PROM
/EPRCS, SI, SO, SCLK
RFI
CONTROL
LOG
IC
C
P
, S
C
K,
SI
,
SO
EQ
C
K
1,
EQ
C
K
2
TE
TE SI
G SE
L
TE,
L
E(P
P
A
L
L)
,T
EC
WRI
T
E
RF
ROPC1, ROPC2
SWRF1,
SWRF2
AL
P
C
OPCTRG
, SHAPCRE,SHAPCW
WOBBLE
S/H
MA
T
R
IX
FE.
FE.
LPP
AWO
B
B
L
E,LP
P
MIRR/DEFF
HOLD
Re
ad
RF
AG
C
RFE
Q
SHS
V
,S
HWB
A
SY/
BC
A
/F
O
K/
DET
E
CTI
O
N
RECD, F
O
K
WL
DO
N(WG
A
T
E*WR/RW)
MIRR/BCA
F
D
[0
,1,4
,5,6
,7
]
/FCS
2
/FWR
D[0:7]
CP
L
IC504
74L
VC374
(D F/F)
D
R
V
_
C
T
R
L0,1
Q[
5,
6]
EF
M
AS
Y
LLOCK
FC
EF
M
1
LQ
3
0
2
LQ
301
Q[
0,
1]
Q[
4,
7]
AS
Y
1
.2
SWL
L
OCK
,SWF
C
EFM
FRONT SW.
/L
O
A
D
SW,
/O
P
E
N SW,/E
J
E
CT KEY
3. µ-COM BLOCK DIAGRAM
Summary of Contents for 7823W
Page 41: ...3 42 3 43 2 E5 BGA POWER UART2_RS232C CIRCUIT DIAGRAM A B C D E F G H I J K L M N O P Q R S T ...
Page 45: ...3 50 3 51 A B C D E F G H I J K L M N O P Q R S T 6 VIDEO DECODER IO JACK CIRCUIT DIAGRAM ...
Page 46: ...3 52 3 53 7 ATAPI 1 2 MEMORY CARD I O CIRCUIT DIAGRAM A B C D E F G H I J K L M N O P Q R S T ...
Page 47: ...3 54 3 55 8 JACK CIRCUIT DIAGRAM A B C D E F G H I J K L M N O P Q R S T ...
Page 48: ...3 56 3 57 9 I O µ COM CIRCUIT DIAGRAM A B C D E F G H I J K L M N O P Q R S T ...
Page 49: ...3 58 3 59 10 TUNER MPX ADC DAC JACK CIRCUIT DIAGRAM A B C D E F G H I J K L M N O P Q R S T ...
Page 50: ...3 60 3 61 11 KEY CIRCUIT DIAGRAM 5 TOOL ONLY A B C D E F G H I J K L M N O P Q R S T ...
Page 51: ...12 KEY CIRCUIT DIAGRAM 6 TOOL ONLY A B C D E F G H I J K L M N O P Q R S T 3 62 3 63 ...
Page 52: ...3 64 3 65 13 KEY CIRCUIT DIAGRAM 8 TOOL ONLY A B C D E F G H I J K L M N O P Q R S T ...
Page 53: ...14 KEY CIRCUIT DIAGRAM 9 TOOL ONLY A B C D E F G H I J K L M N O P Q R S T 3 66 3 67 ...
Page 54: ...3 68 3 69 15 TIMER CIRCUIT DIAGRAM 5 TOOL ONLY A B C D E F G H I J K L M N O P Q R S T ...
Page 55: ...3 70 3 71 16 TIMER CIRCUIT DIAGRAM 6 TOOL ONLY A B C D E F G H I J K L M N O P Q R S T ...
Page 56: ...3 72 3 73 17 TIMER CIRCUIT DIAGRAM 8 TOOL ONLY A B C D E F G H I J K L M N O P Q R S T ...
Page 57: ...3 74 3 75 18 TIMER CIRCUIT DIAGRAM 9 TOOL ONLY A B C D E F G H I J K L M N O P Q R S T ...
Page 62: ...3 84 3 85 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD TOP SIDE LOCATION GUIDE ...
Page 63: ...3 86 3 87 LOCATION GUIDE 2 MAIN P C BOARD BOTTOM SIDE ...
Page 64: ...3 88 3 89 3 I O P C BOARD TOP VIEW BOTTOM VIEW 4 JACK P C BOARD ...
Page 65: ...3 90 3 91 6 POWER P C BOARD LOCATION GUIDE BOTTOM VIEW 5 HDD P C BOARD TOP VIEW ...
Page 67: ......
Page 87: ...4 20 9 LASER TURN ON SIGNAL F LIC502 PIN 52 LDEN DVD LCN201 PIN17 VRDC LCN201PIN 34 ...
Page 102: ...4 35 2 Disc Specification 3 Disc Materials 1 DVD ROM Single Layer Dual Layer ...
Page 122: ...4 55 4 56 CIRCUIT DIAGRAMS 1 RF CIRCUIT DIAGRAM A B C D E F G H I J K L M N O P Q R S T ...
Page 123: ...4 57 4 58 2 DSP CIRCUIT DIAGRAM A B C D E F G H I J K L M N O P Q R S T ...
Page 124: ...4 59 4 60 3 µ COM CIRCUIT DIAGRAM A B C D E F G H I J K L M N O P Q R S T ...
Page 126: ...4 63 4 64 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD LOCATION GUIDE ...