Read LG 42PQ1100-ZE (CHASSIS:PD92A) Service Manual online
BLOCK DIAGRAM
- 13 -
LVDS
LV
A_
[0:4
]
S
C
2_
L/R
_IN
SATURN 4
(IC100)
T
AS5709
IC1000
SP
(R)
SP
(L)
P1000
CI Slot
(P800)
EEP
RO
M
I2
C
_
A
_
T
U
KE
Y1
/2
DDR Memor
y
512Mb (IC3
01)
SC1_R/
G
/B
DS
UB_
R
/G
/B
P
C
_L/R_IN
COMP_Y
/Pb/Pr
COMP_L/R
_
IN
DS
UB_
H
/V
_
S
Y
N
C
M
A
X3232
(I
C
702
)
DDCU
A
R
T-T
x
/R
x
US
B_D
M
/D
P
PCM_ADD
PCM_DATA
TS_Parallel
KIC7SZ32FU
(I
C
802
)
PCM_CD_ON
CI
_C
D_1/
2
I2S
MUTE, AMP_RST
P402
LED_G/R &
IR
Flash Memor
y
16MB (IC103)
SC1
_CVBS
_
IN
SC2
_CVBS
_
IN
SC1_TV_VO
U
T
DT
V/MNT_
V_OUT
S
C
1_
L/R
_IN
TV_
L/
R
_OUT
DT
V/
MNT_L/
R
_
OU
T
PDP
Panel
TS_Serial
RS
232C_
Tx/R
x
R
S
232
C_
Tx/
R
x
I2
C
_
D_
T
U
SP
DI
F_
O
U
T
DDR Memor
y
512Mb (IC3
00)
SP
I_
S
C
K
SP
I_
S
D
I
SP
I_
S
D
0
SP
I_
CSN_
1
EE
PRO
M
(I
C
111
)
SY
ST
EM_S
CL
SY
ST
EM_S
D
A
MDAT
A[0:16]
MDAT
A[17:3
1]
P1100
17
V 12V 5V
S
IDE_
Y
,
C
_
IN
SID
E
_C
V
B
S_IN
SID
E
_L,R_IN
SCL/
SD
A
_
S
UB/
A
M
P
SCL/SDA_SUB/AMP
HDCP E
EPR
OM
(I
C
102
)
SY
ST
EM_S
CL
SY
ST
EM_S
D
A
EEP
RO
M
HDMI_CEC
TDMS
HPD
5V_HDMI_1, 2, 3
EEP
RO
M
EEP
RO
M
DDC_
SCL,
SD
A
_
1
,2,
3
HDMI_I2C
X
C
5000
(I
C
500
)
C
E
365
(I
C
501
)
TV_
C
VBS+,
SI
F+
DT
V_I
F_N,P
TS_
D
A
T
A
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