EasyManua.ls Logo

LG 60LB5900 - Power Block Schematics; Power Detect Circuits

LG 60LB5900
43 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Loading...
TH ERM A L
TH ERM A L
THE S Y M B O L MA R K O F THI S S C H E MET I C D I A GRA M I N C O R POR A T E S
SPECIA L F E A T U RES I M P O R TAN T F O R PRO T E C T I O N F R O M X - R ADI A T I O N .
FIRE A N D E L E C TRI C A L S H OCK H A Z A R DS, W H E N SER V I C I N G IF I S
ESSENT I A L T H A T O N L Y M A NUF A C T U R E S S P E C I F I ED P A R T S B E U S E D F O R
THE CR I T I C A L COM P O N E N T S I N T H E S Y M B O L MA R K O F T HE S C H E M E TIC .
Power_PD2
131123
4
L14_M1A
Q4 03
MM BT3 9 04 ( NX P )
E
B
C
+1 2V
R4 26
10 K
+3 .5V _ ST
Q4 06
AO 343 5
FE T_2 . 5V _ AO S
G
D
S
PA NEL _ VC C
PW M_D I M
Q4 00
MM BT3 9 04 ( NX P )
E
B
C
R4 20
1K
R4 24
3. 9K
PW M_D I M_ P UL L _D O WN
R4 01
10 K
R4 42
10 K
+2 4V
Q4 04
MM BT3 9 04 ( NX P )
E
B
C
R4 41
10 K
+3 .5V _ ST
R4 45
33 K
R4 48
2. 2K
C4 13
0. 1uF
16 V
OP T
C4 16
0. 33u F
16 V
R4 44
10 K
+1 2V
IN V_C T L
R4 30
2. 7K
1%
+3 .5V _ ST
R4 00
10 K
OP T
+3 .5V _ ST
R4 25
10 K
R4 35
10 0K
Q4 02
MM BT3 9 04 ( NX P )
E
B
C
R4 29
10 K
C4 15
0. 1uF
16 V
C4 17
0. 1uF
16 V
L4 10
BL M18 P G1 2 1S N 1D
C4 24
0. 1uF
16 V
OP T
+3 .3V _ No r ma l
Q4 06- * 1
DM P21 3 0L
FE T_2 . 5V _ DI O DE
G
D
S
R4 32
0
5%
OP T
R4 31
1. 2K
1%
L4 03
ML B-2 0 12 0 9- 0 12 0 P- N 2
PO WER _ ON / OF F _1
C4 01
0. 1uF
50 V
+1 .10 V _V D DC
PO WER _ DE T
RL _ON
+3 .3V _ No r ma l
+1 2V
+2 4V
+3 .5V _ ST
L4 02
ML B-2 0 12 0 9- 0 12 0 P- N 2
C4 29
0. 1uF
16 V
R4 23
10 0
PW M2_ 2 CH _ PO W ER
PA NEL _ CT L
R4 43
10 K
R4 06
10 K
R4 19
10 0
+3 .5V _ ST
PO WER _ DE T _R E SE T
+3 .3V _ No r ma l
C4 02
0. 1uF
16 V
C4 25
0. 1uF
25 V
OP T
C4 22
0. 1uF
R4 36
10 0K
OP T
R4 51
5. 6K
R4 04
4. 7K
R4 02
10 K
R4 52
5. 6K
R4 12
33 K
OP T
Q4 01
MM BT3 9 06 ( NX P )
1
2
3
PW M1
L4 07
3. 6uH
R4 54
10 0 5 %
PD _+1 2 V
C4 30
22 uF
10 V
C4 14
10 uF
10 V
C4 28
2. 2uF
10 V
C4 20
22 uF
10 V
C4 21
22 uF
10 V
C4 27
10 uF
16 V
ZD 400
5V
ZD 402
5V
L4 01
CB 201 2 PK 5 01 T
L4 00
CB 201 2 PK 5 01 T
L4 08
UB W20 1 2- 1 21 F
12 0OH M
+3 .3V _ No r ma l
C4 06
10 uF
16 V
R4 18
10
R4 10
10 0K
L4 05
4. 7uH
R4 05
4. 7K
OP T
R4 09
10 K
C4 08
10 uF
10 V
+3 .3V _ No r ma l
R4 16
10 0K
OP T
AV DD5 V _M H L
+5 V_N o rm a l
US B1_ O CD
C4 12
22 uF
16 V
+5 V_U S B
10 uF
C4 05
R4 07
10 K
R4 03
4. 7K
OP T
5V _HD M I_ 4
US B1_ C TL
+12V
/M HL_ O CP _ DE T
C4 09
0. 047 u F
25 V
L4 09
BL M18 P G1 2 1S N 1D
+3 .3V _ No r ma l
L4 11
CB 201 2 PK 5 01 T
10 uF
C4 26
10 V
+1 .5V _ DD R
10 uF
C4 31
10 V
R4 55
0
C4 10
10 uF
10 V
ZD 403
2. 5V
ZD 401
2. 5V
R4 56
0
OP T
C4 32
4. 7uF
50 V
32 16
+2 4V_ C AP
C4 00
1u F
10 V
10 05
OP T
+2 4V
R4 57
8. 2K
1%
OP T
R4 58
0
5%
OP T
R4 38
4. 7K
OP T
C4 07
10 uF
10 V
20 12
C4 34
39 0pF
50 V
C4 19
0. 039 u F
50 V
C4 23
27 0pF
50 V
C4 35
0. 1uF
16 V
C4 18
0. 01u F
ZD 404
5V
+3 .5V _ PO W ER _ DE T
+3 .5V _ PO W ER _ DE T
+3 .5V _ PO W ER _ DE T
+3.3V_Normal
/V BUS _ EN
MH L_O C P_ E N
R4 63
2. 7K
MH L_S W _T R
R4 64
10 K
MH L_S W _T R
Q4 08
MH L_S W _T R
E
B
C
R4 62
10 K
MH L_S W _T R
Q4 07
MH L_S W _T R
E
B
C
Q4 09
MH L_S W _T R
E
B
C
R4 65
10 K
MH L_S W _T R
R4 61
10 K
MH L_S W _T R
R4 39
20 K
1%
R4 40
47 K
1%
R4 33
2. 7K
1%
R4 47
22 K
C4 03
10 0pF
50 V
OP T
R4 15
15 K
5%
R4 59
0
OP T
R4 08
4. 7K
R4 49
1K
1/ 16W
1%
R4 50
20 0
1/ 16W
1%
C4 11
82 pF
50 V
C4 04
47 00p F
50 V
D4 01
30 V
MB R23 0 LS F T1 G
L4 06
CB 201 2 PK 5 01 T
+3 .5V _ ST
C4 36
10 uF
10 V
OP T
C4 37
0. 1uF
16 V
Q4 05
DM P21 3 0L
FE T_D i od e
G
D
S
R4 27
27 K
1%
OP T
R4 28
5. 1K
1%
OP T
IC 404
AZ 111 7 EH - AD J TR G 1
AD J/G N D
OU TIN
R4 37
10 0 5%
OP T
R4 54- * 1
30 0
5%
PD _+3 . 5V
IC403
TPS5432DDAR
3
PH
2
VI N
4
GN D
1
BO OT
5
VS ENS E
6
CO MP
7
EN
8
SS
9
[E P]G N D
TPS65282REGR
IC400
1
EN
3
SS
7
FA ULT 2
9
SW _OU T 2
10
RL IM
11
AG ND
12
SW _OU T 1
13
SW _IN _ 1
14
SW _IN _ 2
15
FB
16
LX _1
17
LX _2
18
BS T
19
PG ND_ 1
20
PG ND_ 2
21
VI N_1
22
VI N_2
23
PG OOD
24
V7 V
5
EN _SW 2
8
FA ULT 1
6
EN _SW 1
4
RO SC
2
CO MP
25
[E P]G N D
C4 33
4. 7uF
16 V
+1 2V_ C AP
32 16
MH L_5 V _E N
MH L_5 V _E N
R4 21
18 K
1%
R4 22
3. 3K
1%
P4 01
SM AW2 0 0- H 18 S 5
14
12 V
9
24 V
4
PD IM# 1
18
GN D
13
12 V
8
PD MI# 2
3
3. 5V
17
GN D
12
GN D
7
GN D
2
DR V O N
16
NC
11
GN D
6
3. 5V
1
PW R O N
15
12 V
10
24 V
5
3. 5V
19
.
R4 46
12 K
R4 53
0
R4 67
1K
OP T
R4 66
20 K
IC 401
BD 48K 2 8G
RE SET _ IC _ RO H M
1
GN D
2
VO UT
3
VD D
IC 402
BD 48K 2 8G
OP T
1
GN D
2
VO UT
3
VD D
IC 401 - *1
AP X80 3 D2 9
RE SET _ IC _ DI O DE S
1
GN D
3
VC C
2
RE SET
IC 402 - *1
AP X80 3 D2 9
OP T
1
GN D
3
VC C
2
RE SET
Q4 05- * 1
PM V48 X P
FE T_N X P
G
D
S
Q4 06- * 2
PM V48 X P
FE T_N X P
G
D
S
PANEL_VCC
+1.10V_VDDC
R1
+3.3V_Normal
+1.5V_DDR
Vout=0.808*(1+R1/R2)
Power_DET
R2
FROM LIPS or POWER B/D
L14 POWER BLOCK (POWER DETECT 2)
R1
R2
+5V_Normal & +5V_USB with OCP
R2
R1
1.3A
4A
Vout=1.25*(1+R2/R1)+Iadj*R2
Vout=0.8*(1+R1/R2)
3A
(A cti v e H ig h )
(A cti v e L ow )
Ready - Dual Power Det
R432, R454-*1, R438
Now is
R457, R454
Detect Valtage
O R430, R431, R454
Use Circuit Designator
Power Detect +3.5V
Power Detect +12V
Power Detect +24V
Power Detect activity
* Notice
- Applying all inch models for LCD L14
- Dual Power Det is used
for detecting two kinds of voltage
LGE Internal Use Only

Table of Contents

Related product manuals