Read LG 22LV2500-SG (CHASSIS:LJ01R) Service Manual online
THERMAL
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.
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.
SMALL_TN_LED_DRIVER
C10008
0.1uF
50V
0.1uF
50V
C10013
1000pF
1000pF
50V
Q10001
AP18T10GH
S
D
G
R10009
51K 1%
OPT
C10001
2.2uF
50V
2.2uF
50V
C10018
2.2uF
100V
100V
R10019-*1
11K
1/10W
11K
1/10W
21.5"
C10009
1uF
10V
1uF
10V
R10005
100
1/10W
OPT
D10001
PDS5100H-13
R10007
4.7
4.7
1/10W
R10017
0.1
0.1
1%
C10015
1000pF
1000pF
50V
R10001
100
1/10W
C10011
1000pF
1000pF
50V
OPT
L10001
33uH
+24V_LED_driver
C10020
2.2uF
100V
100V
OPT
R10008
16K 1%
PWM_DIM
R10006
390
1/10W
C10016
10uF
100V
10uF
100V
OPT
C10003
100pF
50V
IC10000
MAX16814
1
IN
3
COMP
7
SETI
9
SGND
10
DIM
11
OUT1
12
OUT2
13
LEDGND
14
OUT3
15
OUT4
16
CS
17
PGND
18
NDRV
19
DRV
20
VCC
5
FLT
8
RSDT
6
OVP
4
RT
2
EN
21
[EP]PGND/LEDGND
R10004
100K
1/10W
1/10W
C10004
100pF
50V
C10017
1000pF
1000pF
50V
C10019
1000pF
1000pF
50V
R10002
10K
1/10W
OPT
10K
1/10W
OPT
C10006
2200pF
50V
2200pF
50V
R10014
7.5K
1/8W
C10014
10uF
100V
10uF
100V
R10016
3K
1/8W
C10005
0.1uF
0.1uF
50V
WLED_ENABLE
R10019
16K
1/10W
18.5"
C10012
2.2uF
100V
100V
ERROR_OUT
R10012
5.1
OPT
C10002
2.2uF
50V
2.2uF
50V
P10000
10031HR-H06
LGD
1
2
3
4
5
6
7
C10010
1000pF
50V
OPT
OPT
R10018
560K
1/10W
1/10W
R10003
100
1/10W
C10021
0.1uF
50V
R10020
0
0
1/10W
5%
5%
NON_LGD
R10021
0
0
1/10W
5%
5%
NON_LGD
R10022
0
1/10W
5%
LGD
R10023
0
1/10W
5%
LGD
C10022
10uF
100V
100V
OPT
C10007
0.33uF
50V
0.33uF
50V
R10011-*1
27K
1/10W
27K
1/10W
1%
LGD
LGD
R10013-*1
27K
1/10W
27K
1/10W
1%
LGD
R10011
47K
1/10W
1/10W
1%
AUO_CPT
R10013
51K
1/10W
1/10W
5%
AUO_CPT
P10001
12507WR-06L
NON_LGD
1
2
3
4
5
6
7
R10010
10K
1/8W
R10024
3.9K
3.9K
PWM_PULL_DOWN
R10011-*2
59K
1/16W
1%
1%
CMI
R10013-*2
59K
1/16W
1%
1/16W
1%
CMI
R10019-*2
13K
1/10W
13K
1/10W
CMI_21.5"
R10015
12
1/10W
5%
12
1/10W
5%
R10019-*3
18K
1/10W
18K
1/10W
CMI_18.5"
LED driver circuit for TN module
Operating Freq.
R111 : 470 --> 390
F=7.35x10^9/RT
R120 : 6.8K --> 3K
2010.06.30. hwson
for thermal Issue
for thermal Issue
close to IC10000
R121 : 0.03 --> 0.1
close to IC10000
2010.06.30 HWSON
C106 : 0.68uF --> 0.33uF
R113/R114
C104 : 10uF --> 2.2nF
2010.02.07 for PQ/19V_LED
ESD protection solution
must be modifed
wafer modify & resister add
must be modifed
LED driver
2011.05.09
29
S7LR SMALL TN
56.0
50mA_Typ
61.35mA
57.6V_Max
34.0
51.2
47.6
11Kohm
CMI_18.5
52.8
36.0V_Max
60mA_Typ
63.85V
11Kohm
Remark
560Kohm
52.8V_Typ
57.6
560Kohm
560Kohm
CMI_21.5_FHD
28.0
120mA_Max
63mA_Max
Remark
34.0
44.8V_Typ
50.85mA
Max
R10013
48.0
44.28V
47Kohm
39.2
LGD_21.5_FHD
30.0
Typ
39.50V
ILED spec
560Kohm
16Kohm
34.0V_Max
OVP = 1.23*(1+R1/R2)
AUO_18.5
R10018
Module
56mA_Max
34.0V_Typ
R10019
560Kohm
110mA_Typ
Vs spec
Module
44.8
CMI_21.5
54.21V
CMI_18.5_HD
LGD_21.5
51Kohm
R10011
47.6V_Max
51.2V_Typ
63.85V
AUO_21.5_FHD
AUO_18.5_HD
27Kohm
56.0V_Max
59Kohm
33.0
13Kohm
111.11mA
AUO_21.5
-
min
27Kohm
59Kohm
ILED = 1500/RSETI
36.0
33.0V_Typ
18Kohm
CPT_21.5_FHD
52.0V_Typ
560Kohm
57.6V_Max
CPT_21.5
11Kohm
63.85V
52.0
57.6
46.4
AUO_18.5
Module
AUO_21.5
CPT_21.5
CMI_21.5
CMI_18.5
LGD_21.5
Forward voltage spec.
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