LG 32LV2200-CA (CHASSIS:LP92M) Service Manual ▷ View 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.
11/4/08
LED DRIVER
IC100
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
R10007
4.7
4.7
1/10W
R10005
100
1/10W
READY
C10008
0.1uF
50V
0.1uF
50V
L10001
33uH
R10001
100
1/10W
Q10001
AP18T10GH
S
D
G
WLED_ENABLE
R10002
10K
1/10W
READY
10K
1/10W
READY
C10011
1000pF
1000pF
50V
READY
R10006
390
1/10W
R10008
16K 1%
R10016
3K
1/8W
C10013
1000pF
1000pF
50V
C10009
1uF
10V
1uF
10V
C10017
1000pF
1000pF
50V
READY
PWM_DIM_LED_DRIVER
R10012
5.1
5.1
READY
D10001
PDS5100H-13
C10002
2.2uF
50V
2.2uF
50V
C10012
2.2uF
100V
2.2uF
100V
C10006
2200pF
50V
2200pF
50V
R10017
0.1
1%
0.1
1%
C10003
100pF
50V
100pF
50V
16.4V_LED_driver
C10021
0.1uF
50V
0.1uF
50V
C10019
1000pF
1000pF
50V
R10022
0
1/10W
5%
C10010
1000pF
50V
READY
C10014
10uF
100V
10uF
100V
R10018
560K
1/10W
560K
1/10W
ERROR_OUT
R10009
51K 1%
READY
R10010
10K
1/8W
C10015
1000pF
1000pF
50V
READY
R10004
100K
100K
1/10W
R10023
0
1/10W
5%
R10014
7.5K
1/8W
7.5K
1/8W
C10004
100pF
50V
100pF
50V
R10003
100
1/10W
C10001
2.2uF
50V
2.2uF
50V
C10018
2.2uF
100V
2.2uF
100V
C10007
0.33uF
50V
0.33uF
50V
C10005
0.1uF
50V
0.1uF
50V
R10024
4.7
4.7
1/10W
P7701
10031HR-H06
1
2
3
4
5
6
7
R10025
20K
1/10W
1%
R10026
33K
1/10W
1%
R10019
10K
1/10W
10K
1/10W
TN_module_LED_DRIVER_CIRCUIT
10 12
EAX64340301
must be modifed
F=7.35x10^9/RT
R10016 : 6.8K --> 3K
R10017 : 0.03 --> 0.1
ESD protection solution
must be modifed
R10006 : 470 --> 390
close to IC100
2010.06.30. hwson
for thermal Issue
for thermal Issue
close to IC100
C10007 : 0.68uF --> 0.33uF
Operating Freq.
2010.02.07 for PQ/19V_LED
C10006 : 10uF --> 2.2nF
R10008/R10009
2010.06.30 HWSON
LED DRIVER
120
Symbol
54.0
LED String Voltage
Vs
Is
57.6
LED String Cureent
-
Parameter
13.82
Power Comssumption
Typ.
PBar
23inch_LM230WF5-TLD1 SPEC.
12.96
14.69
61.2
125
OVP setting
OVP = 1.23 X(1+R1/R2)
OVP = 70.11V
ILED =1500/RSETI
ILED = 120.45mA
Max.
Min.
Watt
mA
Unit
V
**Normal : MAX(10~15 percent)
- 16 -
- 16 -
- 16 -