Circuit Schematic; Main Board 715G6717C - Haier LE24P610 Service Manual

Service Manual

6 Circuit Schematic

6.1 Main Board 715G6717C

01. Power
Backlight Control
BL_ON/OFF
10 BL_ON/OFF
+3.3V_Standby
R707
4.7K 1/16W
R712
1K
BL_PWM
10 BL_PWM
Q703
MMBT3904
DDR Power
+5V_Normal U703
AZ1084D-ADJTRE1
R718 2.2R 3 2
VIN VOUT
C721
10UF 10V
SMT
R1
Vout = 1.25x(R1+R2)/R2
1.845V
+5V_Standby
R720
100K1/16W
R722
10K+-5%1/16W
PW_CTL R723 4.7K 1/16W Q706
7 PW_CTL
MMBT3904
+12VO
P12V
[3] +12VO
R727 4.7K 1/16W VBL_CTRL
VBL_CTRL 2
R710 4.7K 1/16W
BRI_ADJ-PWM0 2,3
+1.8V_DDR
C722
R719
10UF 10V
2.4K 1%
SMT
R701
0R05 OHM
R721 1Kohm 1/16W +/-1%
R2
+5V_Normal
Q708
AO3401A
R732
C724
100K1/16W
100NF 16V
R729
47K
TV Haier LE24P610
C704
22pF 50V R742 0R05 OHM
R726 100K 1%
U706
R725 C726
13.3K 1% 1 6
FB BS
0.1uF 50V
DGND R730 L702
2 5
EN LX
R734 4.7uH
100K1/16W
62K 1/16W 1%
3 4 R740 0R051/8W
GND IN
SY 8104ADC
C713
10uF 16V
DGND
DGND
+5V_Standby
+3.3V_Standby
U702
3 2
VI VO
4
4
C712 C711
1UF16V 10UF 10V
CORE POWER 1.28V
R1 C730 22P 50V
R728 100K 1% R717 13K 1%
R2 R724 100K 1%
1 8
FB SGND
DGND 2 7 DGND
PG EN
R711 100K 1/16W
2.04A
3 6
IN LX
C716 C718 4 5
PGND NC
9
PGND
10UF 10V 10UF 10V U707 SY 8003ADFC
DGND DGND DGND
R741 10K
+5V_Standby
R731
100K1/16W
DGND
T P V ( Top Victory Electronics
絬 隔 瓜 絪 腹
GXXXX-M0A-000-0040
Key Component
01-Power
Monday , June 16, 2014
Date
22
Vout = 0.6x(1+100/13.3)=5.11V
+5V_Standby
FB704
3.3A
1 2
300R 4A
P12V C727
C728
22UF 10V 22UF 10V
DGND DGND
+5V_Standby
Vout=0.6(1+R1/R2)=1.1V
+1.2V_VDDC
L703
2.2uH
C717 C719
22UF 6.3V 22UF 6.3V
DGND
C715
NC/1UF 16V
Co . , Ltd. ) OEM MODEL NA
TPV MODEL
NA
PCB NAME 715GXXXX-M0A-000-0040
Sheet 1 of 10
A3
Size
Rev A
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