Sharp LC-65LE645U Service Manual page 86

5
POWER IN
JP1
1
2
3
4
5
D
6
7
8
9
10
2R00_1X10ML
CP3
0.1uF/16V
+19V
C
CP57 CP59
10uF/25V NC
1206C 0603C
V = 0.925*(124K+27K)/27K=5.17V
PWR 19V~24V
B
+19V
FBP4
80ohm/6A
0805L
CP51 CP50 CP52
10uF/25V 1.0uF/25V 0.1uF/25V
1206C 0603C
+12V_ON_OFF
RP14
10K
A
5
4
POWER_SW_ON_OFF
BL_DIMMING_1
BL_DIMMING_2
RP11 CP8 RP12 CP6 CP9
10K
10K 1000pF/50V NC NC
RP74
120K
UP17
FR9889
1 8
BS SS
2 7
IN EN
3 6
SW COMP
4 5
GND FB
RP86 RP85
CP61 124K_F 27K_F
RP78 4700pF/50V R1 R2
24K CP62
100pF/50V
CP63
0.01uF/16V
VOUT=0.925x[(R1+R2)/R2]
2 1
LP5 10uH/3.2A
+ CPE7 CP64
220uF/25V 10uF/10V
1.23A
0805C
CP45
0.1uF/25V
UP2
1 8
BOOT PH
2 7
VIN GND
3 6
EN COMP
4 5
SS VSENSE
TPS54531DDAR
RP16
CP47
NC
0.01uF/25V
V = 0.8*(2K+29.4K)/2K=12.56V
1
4
3
+19V
+ CPE1 CP1
220uF/25V 0.1uF/25V
#0819: Add new PS_ON pin avoid PANEL_ON/OFF can't control
RP18 NC PS_ON_OFF
#0812: Change PANEL_ON/OFF pin avoid PS_ON initial issue
RP10 100 PANEL_ON/OFF
RP13 100 BL_ON_OFF H :Backlight on, L :Backlight off
RP20 100 PWM0
low=OFF , high=ON
RP21 100 PWM1 low=OFF , high=ON
DIMMING
Duty: 20%~100%
STANDBY POWER +5VSB
CP60
RP80 0.1uF/16V
NC
+5VSB
+ CPE12
CP65 CP66 CP67 220uF/16V
10uF/10V 0.1uF/16V 0.01uF/16V
0805C
2 1
LP6 10uH/6A
LP4 2 1 NC
CP48 CP49 CP44
DP2 10uF/25V 10uF/25V NC/10uF
SM540C/5A/40V 1206C 1206C 1206C
D_SMC
CP53
220pF/50V
CP46
RP17
12pF/50V
68K
1.51A
H5 H3 H2
2 1 2 1
SCREW SCREW SCREW
CIR80-60 CIR80-50 CIR80-50
3
2
+12V
CP54 + CPE9 RP40 # RESERVE FOR +12V DISCHARGE
0.1uF/16V 220uF/25V 1K
1206R
! pay attention to layout
RP9
29K4_F # 0704: Audio suggestion it need 12.5V
RP15
2K_F
APPROVED BY: APPROVED BY: APPROVED BY:
H1
2 1 2
CHECKED BY: CHECKED BY: CHECKED BY:
SCREW
CIR80-50
DESIGN BY: DESIGN BY: DESIGN BY:
2
1
+12V_ON_OFF
+12V_ON_OFF 4,13
BL_ON_OFF
BL_ON_OFF 4
PWM0
PWM0 4
PWM1
PWM1 4
BL_DIMMING_1
BL_DIMMING_1 17
BL_DIMMING_2
BL_DIMMING_2 17
D
PANEL_ON/OFF
PANEL_ON/OFF 4
PS_ON_OFF
PS_ON_OFF 4
C
B
A
TECHNOLOGY TECHNOLOGY TECHNOLOGY
MODEL MODEL MODEL
LC-65LE645U(366501620150) LC-65LE645U(366501620150) LC-65LE645U(366501620150)
CIRCUITY CIRCUITY CIRCUITY Index Power Index Power Index Power
PCB P/ N: PCB P/ N: PCB P/ N: 0171-2272-5675 0171-2272-5675 0171-2272-5675 Sheet Sheet Sheet 2 2 2 of of of 20 20 20
ECN NO: ECN NO: ECN NO: PCN0003586 PCN0003586 PCN0003586 01 01 01
REV: REV: REV:
SCH FILE : SCH FILE : SCH FILE :
366501620150_PCN0003586.DSN 366501620150_PCN0003586.DSN 366501620150_PCN0003586.DSN PCB REV: PCB REV: PCB REV: 01 01 01
PCB FILE : PCB FILE : PCB FILE : 017122725675.BRD 017122725675.BRD 017122725675.BRD DATE: DATE: DATE:
Friday, September 26, 2014 Friday, September 26, 2014 Friday, September 26, 2014
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