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LG 26CS410 Service Manual page 25

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EAX64671103
LP24B
+3.3V_M
3.3K -> 1K (threshold voltage up)
R803
+3.5V_ST
1K
R800
WLED_ENABLE
10K
C
R802
R804
INV_ON
10K
B
6.8K
Q800
READY
MMBT3904(NXP) E
R801
10K
READY
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.
LED DRIVER
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
TN_module_LED_DRIVER_CIRCUIT
+24V_LED_driver
C801
C802
C803
C804
2.2uF
2.2uF
0.1uF
0.1uF
50V
50V
50V
50V
close to IC100
R816
4.7
1/10W
C810
0.1uF
50V
2010.06.30. hwson
for thermal Issue
C104 : 10uF --> 2.2nF
C106 : 0.68uF --> 0.33uF
R113/R114
R111 : 470 --> 390
Operating Freq.
R817
WLED_ENABLE
100
2010.02.07 for PQ/19V_LED
F=7.35x10^9/RT
1/10W
C811
R818
R828
100pF
R819
100K
50V
390
16K 1%
1/10W
1/10W
C812
R820
2200pF
C813
50V
0.33uF
51K 1%
50V
READY
R825
100
ERROR_OUT
R826
1/10W
10K
READY
1/10W
READY
R827
100
PWM_DIM_LED_DRIVER
1/10W
C814
100pF
50V
AUO_18.5_HD
AUO_21.5_FHD
LGD_21.5_FHD
CMI_18.5_HD
CMI_21.5_FHD
D801
PDS5100H-13
L801
33uH
R810
5.1
R814
READY
560K
C805
R811
1/10W
1000pF
3.3
D
50V
1/10W
Q801
READY
5%
G
AP18T10GH
S
must be modifed
R812
3K
1/8W
R813
C806
0.1
1000pF
1%
50V
READY
R120 : 6.8K --> 3K
R121 : 0.03 --> 0.1
must be modifed
2010.06.30 HWSON
close to IC100
C819
1uF
10V
IN
OUT4
1
15
THERMAL
EN
OUT3
2
14
21
COMP
IC800
LEDGND
3
13
MAX16814
RT
OUT2
4
12
FLT
OUT1
5
11
R821
R822
R821-*1
R821-*2
47K
51K
27K
59K
1/10W
1/10W
1/10W
1/16W 1%
1%
5%
1%
CMI_TN
AUO_TN
AUO_TN
LGD_TN
R824
R822-*2
10K
R822-*1
59K
1/8W
27K
1/16W 1%
R823
1/10W
CMI_TN
7.5K
1%
1/8W
LGD_TN
ILED=1500/RSETI
Module
ILED spec
R10011
R10013
Remark
60mA_Typ
47Kohm
51Kohm
61.35mA
63mA_Max
110mA_Typ
27Kohm
27Kohm
111.11mA
120mA_Max
50mA_Typ
59Kohm
59Kohm
50.85mA
56mA_Max
C807
C808
C809
2.2uF
10uF
2.2uF
100V
100V
100V
OVP setting
R815
R815-*1
13K
11K
1/10W 5%
1/10W 5%
22_CMI_EDGE
21.5_AUO_LGD_EDGE
C815
C816
C817
C818
1000pF
1000pF
1000pF
1000pF
50V
50V
50V
50V
ESD protection solution
OVP setting
OVP=1.23x(1+R1/R2)
Module
Vs spec
R10018
R10019
Remark
34V_Typ
AUO_18.5
560Kohm
16Kohm
44.28V
36V_Max
52.8V_Typ
AUO_21.5
560Kohm
11Kohm
63.85V
57.6V_Max
51.2V_Typ
LGD_21.5
560Kohm
11Kohm
63.85V
56V_Max
33V_Typ
CMI_18.5
560Kohm
18Kohm
39.5V
34V_Max
44.8V_Typ
CMI_21.5
560Kohm
13Kohm
54.26V
47.6V_Max
32CS410
LED DRIVER
wafer modify & resister add
P800
12507WR-06L
1
2
3
4
5
6
7
min
Typ
Max
18.5 AUO
30
34
36
21.5 AUO
48
52.8
57.6
21.5 LGD
-
51.2
56
18.5 CMI
28
33
34
21.5 CMI
39.2
44.8
47.6
2012/03/02
8
8
LGE Internal Use Only

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