Power2 Schematic Diagram - Sharp LC-20AD5E-BK Service Manual

A B
8
SH505
YQ-36
7
L507
SS24V-K07325
4 3 4
2 1 2
F501
T2.5A_L_250V
6
FH502
FH501
EYF-52BCY EYF-52BCY
POWER CTL
IC501
5
FA5541AP-A2
2.6
ZCD VH
228
1.2
FB NC NC
R536
10 1/4W
0 21.5
IS VCC
5.8
GND OUT
0
HS501
763WAA0357
4
R503
100K
3
CAUTION: IS THE LIVE CONNECTION
2
1
A B
H-35
C
NC NC NC
8 7 5
SH501
NC NC NC
YQ-36
SH502 SH503
1 2 3 4
YQ-36 YQ-36
C558
275V 0.1 ECQUL
C512
TH501 470P KX
3 5D2-11LC
1
T501
81351084
2
R511
4 1 6 7
0.22 1W
15
3
5 8
0
D506
KBJ4KV
9
3 10
600
D514 2 11
NC
MTZJ30B
B501_1
1 12
W4BRH3.5X6X1.0X2
160
D
292
5.5 G
S 0
L508
10uH
DRIVER
Q501
2SK3532-01MR
IC506
R502 FEED BACK
PS2561AL1-1-V(W)
21.7
100
1.2
20.6
0
1/2W
R535
ST-BY_CTL
Q503
10
KRC102SRTK
CAUTION
ATTENTION
:SINCE THESE PARTS MARKED BY ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
C
D E

POWER2 SCHEMATIC DIAGRAM

(POWER PCB)
SH504
YQ-36
L502
10uH
TSL0808
D501
FCF10A20
HS506
763WAA0357
W816
0
R523 22K
0
5.3
D515 D526
5.8 4.7
MTZJ13B MTZJ30B
5.3
SW
5.8
Q505
KTA1504S_Y_RTK
D513
R515
NC
330 1/4W
1H3-E
NC
HS503
763WAA0357
REGURATOR
IC502
KIA431A-AT
3 2 1
20.6 0 2.4
C516
R512
10 1/4W 0.0022
M
C517 R518
VIN VOUT
0.01 B 10K
1
24.6 13.1
0
R546
5.3
1K
5.3
0
R534
2.7
ST-BY_CTL
Q504
470
KTC3875S_Y_RTK
0
CTL VCC
1 2
2.9 13.0
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
:LES PIECES REPAREES PAR UN ETANT WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
DANGEREUSES AN POINT DE VUE SECURITE WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
D E
F G
C532
50V 10 MHE
R548
470
AT+5V
R524
POWER_FAIL
1K
5V_REGULATOR
IC503
LA5779
VIN VOUT G 2.5V ON/OFF
1 2 3 4 5
24.6 R529
5.4 0 1.2 0
22K
AT+5V
L503
47uH
7313NH
R526 R531
8.2K +-1% 1K +-1%
R530
L505
SOUND+B
22K
22uHTSL0808
13V_REGULATOR
IC504
LA5779
L511
SW+12V
G 2.5V ON/OFF
22uHTSL0808
2 3 4 5
0 1.2 0
L504
0
3.0 SYS_POWER-H
14VREG SW
47uH 7313NH Q506
W810 KRC102SRTK 0
W805
SOUNDGND
GND
R528 R532
10K +-1% 1.8K +-1% STAND-BY_H
R541
PANEL_POWER_H
24
1K
LCD+B
12V_REGULATOR
IC505
BA00BC0WT-V5
GND VOUT C
3 4 5
0
12.2 1.25
R538
22K+-1%
CAUTION: DIGITAL TRANSISTOR
F G
H
14PIN 8
CD502
CU2E1301
FROM/TO INVERTER
CP501
A2001WV2-14P
+24V 1
+24V 2
+24V 3
+24V 4
+24V 5
GND 6
7
GND 7
GND 8
GND 9
GND 10
LIGHTE_CTL 11
R547
LIGHT_POWER_H 12
100
EXT PWM 13
C533
NC PWM SELECT 14
50V 10 MHE
FROM/TO POWER 6
CP504 (CP3801)
127301123K2
SOUND+B
SOUND+B 1
SOUND+B 2
SOUNDGND
SOUND GND 3
SOUND GND 4
GND 5
GND
GND 6
GND 7
SW+12V
SW+12V 8
SW+12V 9
STAND-BY_H
STAND-BY_H 10
5
SYS_POWER-H
SYS_POWER-H 11
LIGHTE_CTL
LIGHTE_CTL 12
LIGHT_POWER_H
LIGHT_POWER_H 13
AT+5V
AT+5V 14
AT+5V 15
POWER_FAIL
POWER_FAIL 16
PANEL_POWER_H
PANEL_POWER_H 17
LCD+B
LCD+B 18
LCD+B 19
GND
GND 20
GND 21
GND 22
NC 23 4
3
2
1
PCB240
CEF300
H
H-36