42LS3400, 42LS349C (CHASSIS:LA25C, LA21B) - LG TV Service Manual (repair manual). Page 50

Read LG 42LS3400 / 42LS349C (CHASSIS:LA25C / LA21B) 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.
SMALL_TN_LED_DRIVER
2011/08/19
29
GP4L_S7LR2
C10012
2.2uF
100V
LED_DRIVER
C10015
1000pF
50V
LED_DRIVER
WLED_ENABLE
C10007
0.33uF
50V
LED_DRIVER
R10011
47K
1/10W
1%
AUO_CPT
C10006
2200pF
50V
LED_DRIVER
R10022
0
1/10W
5%
LED_DRIVER_LGD
P10001
12507WR-06L
LED_DRIVER_NON_LGD
1
2
3
4
5
6
7
ERROR_OUT
R10012
5.1
OPT
R10001
100
1/10W
LED_DRIVER
R10023
0
1/10W
5%
LED_DRIVER_LGD
R10002
10K
1/10W
OPT
R10016
3K
1/8W
LED_DRIVER
C10002
2.2uF
50V
LED_DRIVER
C10009
1uF
10V
LED_DRIVER
R10020
0
1/10W
5%
LED_DRIVER_NON_LGD
C10010
1000pF
50V
OPT
PWM_DIM
C10020
2.2uF
100V
OPT
R10005
100
1/10W
OPT
R10011-*1
27K
1/10W
1%
LGD
R10019
16K
1/10W
18.5"
D10001
PDS5100H-13
LED_DRIVER
+24V_LED_driver
C10017
1000pF
50V
LED_DRIVER
C10008
0.1uF
50V
LED_DRIVER
R10013
51K
1/10W
5%
AUO_CPT
C10005
0.1uF
50V
LED_DRIVER
C10003
100pF
50V
LED_DRIVER
R10024
3.9K
PWM_PULL_DOWN
Q10001
AP18T10GH
LED_DRIVER
S
D
G
R10007
4.7
1/10W
LED_DRIVER
P10000
10031HR-H06
LED_DRIVER_LGD
1
2
3
4
5
6
7
C10013
1000pF
50V
LED_DRIVER
C10004
100pF
50V
LED_DRIVER
R10009
51K
1%
OPT
L10001
33uH
LED_DRIVER
R10014
7.5K
1/8W
LED_DRIVER
C10021
0.1uF
50V
LED_DRIVER
R10013-*1
27K
1/10W
1%
LGD
R10017
0.1
1%
LED_DRIVER
R10004
100K
1/10W
LED_DRIVER
R10010
10K
1/8W
LED_DRIVER
C10001
2.2uF
50V
LED_DRIVER
R10015
12
LED_DRIVER
R10018
560K
1/10W
LED_DRIVER
R10003
100
1/10W
LED_DRIVER
R10008
16K
1%
LED_DRIVER
C10014
10uF
100V
LED_DRIVER
IC10000
MAX16814
LED_DRIVER
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
R10006
390
1/10W
LED_DRIVER
R10021
0
1/10W
5%
LED_DRIVER_NON_LGD
R10019-*1
11K
1/10W
21.5"
C10011
1000pF
50V
OPT
C10018
2.2uF
100V
LED_DRIVER
C10019
1000pF
50V
LED_DRIVER
R10011-*3
39K
1/10W
1%
CMI_21.6"
R10013-*3
56K
1/10W
1%
CMI_21.6"
R10019-*2
16K
1/10W
CMI_21.6"
R10011-*2
39K
1/10W
1%
CMI_18.5"
R10013-*2
56K
1/10W
1%
CMI_18.5"
R10019-*3
22K
1/10W
CMI_18.5"
LGD_21.5_FHD
R10011
LED driver circuit for TN module
70mA_Max
44.28V
AUO_21.5_FHD
48.0
CMI_21.6
63.85V
R10019
CMI_21.6
11Kohm
wafer modify & resister add
C104 : 10uF --> 2.2nF
57.6V_Max
61.35mA
27Kohm
must be modifed
AUO_18.5
24.8V_Typ
46.4
36.0V_Max
CMI_21.6_FHD
33.6
F=7.35x10^9/RT
AUO_18.5_HD
57.6V_Max
51.2
560Kohm
111.11mA
CPT_21.5
Max
C106 : 0.68uF --> 0.33uF
560Kohm
63.85V
36.0
-
110mA_Typ
Forward voltage spec.
22Kohm
2010.06.30. hwson 
for thermal Issue
52.0V_Typ
R120 : 6.8K --> 3K
CMI_18.51
Module
11Kohm
51Kohm
R113/R114
34.0V_Typ
52.8V_Typ
16Kohm
LGD_21.5
Vs spec
16Kohm
AUO_18.5
close to IC10000
2010.02.07 for PQ/19V_LED
56.0
44.28V
57.6
560Kohm
51.2V_Typ
AUO_21.5
27.2
30.0
-
Typ
OVP = 1.23*(1+R1/R2)
ILED spec
Remark
56.0V_Max
AUO_21.5
65.24mA
ESD protection solution
27.2V_Max
40.8
close to IC10000
24.8
37.8V_Typ
63.85V
Remark
63mA_Max
32.54V
120mA_Max
CMI_18.51
34.0
11Kohm
60mA_Typ
min
40.8V_Max
Operating Freq.
560Kohm
37.8
CMI_18.51_HD
2010.06.30 HWSON
R10013
Module
ILED = 1500/RSETI
57.6
LGD_21.5
27Kohm
CPT_21.5_FHD
65mA_Typ
52.8
R121 : 0.03 --> 0.1
52.0
R111 : 470 --> 390
Module
560Kohm
R10018
47Kohm
CPT_21.5
must be modifed
560Kohm
65mA_Typ
70mA_Max
39Kohm
56Kohm
65.24mA
39Kohm
56Kohm
Display
Click on the first or last page to see other 42LS3400 / 42LS349C (CHASSIS:LA25C / LA21B) service manuals if exist.
Random: