LG 32LH250H Service Manual page 36
Chassis : la96c
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Also See for 32LH250H:
- Setup manual (46 pages) ,
- Owner's manual (40 pages) ,
- Specifications (4 pages)
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UART
+5V_ST_PTC
+3.3V_ST
Q1200
BSS83
D
0 1 2 : J 8
PTC_RX_MSTAR_5V
B
S
008:AQ27
PTC_RX_MSTAR
GND
R910
0
009:Q29;012:Q8
PTC_DEBUG_TX
OPT
R909
0
PTC_TX_1
012:K17
R955
0
009:AF26
PTC_TX
OPT
R907
0
R956
100
008:AO31
RX_G6
OPT
R958
0
R957
0
OPT
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
R917
10K
012:C9
PTC_TX_1
+5V_ST_PTC
2SC3875S(ALY)
R912
10K
0 0 9 : A F 2 5 ; 0 1 2 : J 7
PTC_RX_5V
+3.3V_ST
G
MLB-201209-0120P-N2
C902
IC901
0 . 1 u F
MC14053BDR2G
Y1
VDD
1
16
Y0
Y
R913
0
2
15
PTC_TX_MSTAR
Z1
X
R914
0
3
14
PTC_RX_MSTAR_5V 012:D13
Z
X1
R915
0
4
13
PTC_DEBUG_RX
OPT
+5V_ST_PTC
Z0
X0
R916
0
009:AF25;012:K14
5
12
PTC_RX_5V
OPT
TX_F5
INH
A
R918
100
0
R959
008:AR32
6
11
VEE
B
R919
100
7
10
VSS
C
R920
100
8
9
Q905
OPT
2SC3875S(ALY)
R925
OPT
+5V_ST_PTC
+5V_ST_PTC
Q903
2SC3875S(ALY)
C
B
R923
1K
Q902
2SC3875S(ALY)
C
E
B
E
+5V_ST_PTC
Q904
2SC3875S(ALY)
C
R924
1K
B
Q901
C
E
B
E
+5V_ST_PTC
L900
008:AB27
MSTAR_TX
008:AQ28
PTC_DEBUG_TX
009:Q29;012:D9
0 0 9 : Q 2 9 ; 0 1 2 : Z 7
C
B
R929
1K
UART_SWB
009:W35
+5V_ST_PTC
E
+3.3V_ST
Q1201
BSS83
D
B
S
GND
S e r i a l P o r t
+5V_ST_PTC
IC902
ST3232CDR
C907
C1+
VCC
1
16
0 . 1 u F
C904
0 . 0 4 7 u F
V+
GND
2
15
C1-
T1OUT
R932
100
3
14
C2+
R1IN
R934
100
4
13
C2-
R1OUT
R935
0
5
12
R933
100
V-
T1IN
6
11
T2OUT
T2IN
7
10
R2IN
R2OUT
8
9
IC903
MC14053BDR2G
Y1
VDD
R930
100
1
16
Y0
Y
R931
100
2
15
Z1
X
3
14
Z
X1
4
13
Z0
X0
5
12
INH
A
R936
100
6
11
VEE
B
R937
100
7
10
VSS
C
R938
100
8
9
+3.3V_ST
G
37LH250H
UART
P900
KCN-DS-1-0088
1
6
RxD
2
7
3
8
4
9
5
10
D900
D901
SDC15
SDC15
A1
A1
C
C
A2
A2
+5V_ST_PTC
L901
MLB-201209-0120P-N2
C908
0 . 1 u F
R939
100
MSTAR_RX
008:AB27
R940
100
PTC_DEBUG_RX 0 0 9 : Q 2 9 ; 0 1 2 : J 8
+5V_ST_PTC
C
Q906
B
R942
1K
UART_SWA
2SC3875S(ALY)
009:W36
E
0 9 . 0 5 . 1 9
1 2
1 4
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