Read Sharp LC-24LE210E (serv.man19) Service Manual online
47
LC-24LE210
LC-24LE220
LC-24LE220
IMPORTANT SAFETY NOTICE:
PARTS MARKED WITH “ ” ( )
ARE
IMPORTANT FOR MAINTAINING THE SAFETY OF
THE SET. BE SURE TO REPLACE THESE PARTS
WITH SPECIFIED ONES FOR MAINTAINING THE
SAFETY AND PERFORMANCE OF THE SET.
ARE
IMPORTANT FOR MAINTAINING THE SAFETY OF
THE SET. BE SURE TO REPLACE THESE PARTS
WITH SPECIFIED ONES FOR MAINTAINING THE
SAFETY AND PERFORMANCE OF THE SET.
SCHEMATIC DIAGRAMS
Description:
VOLTAGE MEASUREMENT CONDITION:
1. The voltages at test points are measured on the stable supply voltage of AC 230V. Signals are fed by a color bar
signal generator for servicing purpose and the above voltages are measured with a 20k ohm/V tester.
signal generator for servicing purpose and the above voltages are measured with a 20k ohm/V tester.
INDICATION OF RESISTOR & CAPACITOR:
RESISTOR
1. The unit of resistance “
1. The unit of resistance “
Ω ” is omitted. (K=kΩ=1000 Ω, M=MΩ).
2. All resistors are ± 5%, unless otherwise noted. (J= ± 5%, F= ± 1%, D= ± 0.5%)
3. All resistors are 1/16W, unless otherwise noted.
4. All resistors are Carbon type, unless otherwise noted.
3. All resistors are 1/16W, unless otherwise noted.
4. All resistors are Carbon type, unless otherwise noted.
C
: Solid
W
: Cement
S
: Oxide Film
T
: Special
N
: Metal Coating
CAPACITOR
1. All capacitors are μF, unless otherwise noted. (P=pF=μμ
1. All capacitors are μF, unless otherwise noted. (P=pF=μμ
F).
2. All capacitors are 50V, unless otherwise noted.
3. All capacitors are Ceramic type, unless otherwise noted.
(ML): Mylar
3. All capacitors are Ceramic type, unless otherwise noted.
(ML): Mylar
(TA): Tantalum
(PF): Polypro Film
(ST): Styrol
CAUTION:
This circuit diagram is original one, therefore there may be a
slight difference from yours.
slight difference from yours.
!
1
I
H
G
F
E
D
C
B
A
2
3
4
5
6
7
LED Unit Diagram
DUNTKF640WE
KEY Unit Diagram
DUNTKF534WE02
ZZ (18.05.2010)
BU+3.3V
C5102
10u
16V
R5109
100
R5108
120
R5101
100
100
TL101
TL102
TL103
TL104
TL105
*P5101
TO MAIN
1
BU+3.3V
2
GND
3
R/C
4
LED BLUE
5
LED RED
D5103
SML522BUW
1
2
RED
3
4
BLUE
SLD5101
PA076WJFW
RMC5101
UA053WJ
IR RECEIVER MODULE
1
OUT
2
GND
3
VCC
(
)
( QPWBXF640WJ )
DUNTKF640WE**
RA
/C
S4051
K0003AJ
CH-UP
"%
S4052
K0003AJ
CH-DOWN
!!"’
S4053
K0003AJ
INPUT
S4054
K0003AJ
VOL-UP
"%
S4055
K0003AJ
VOL-DOWN
!!"’
S4057
K0003AJ
K0003AJ
POW
R4053
8.2K
1/8W
R4051
8.2K
1/8W
R4052
12K
1/8W
1/8W
S4056
K0003AJ
MENU
R4054
12K
1/8W
1/8W
*P4051
N0442CE
TO LCD CONT
KM
1
KEY1
2
KEY2
3
STBY_POW
4
GND
(QPWBFF534WJ)
DUNTKF534FM02
KEY UNIT
r
r
s
s
Display
