Read Sharp LC-32DH500E (serv.man15) Service Manual online
45
LC-32DH500
BU+3.3V
BU+3.3V
C5102
2.2u
TVF
16V
R5109
680
R5108
150
R5101
100
100
RMC5101
UA053WJ
UA053WJ
IR RECEIVER MODULE
1
OUT
2
GND
3
VCC
D5103
PX0421CE
TV POW
G/B
1
2
3
4
R
SLD5101
PA076WJFW
TL101
TL102
TL103
TL104
TL105
TL106
TL108
TL107
P5101
N0563TA
TO TANSHI
1
BU+3.3V
2
GND
3
R/C
4
LED GREEN
5
LED RED
DUNTKF262WE01
RA
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 “
” is omitted. (K=k=1000 , M=M).
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.
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
DUNTKF262WE01
S151
K0003AJ
CH-UP
"%
S152
K0003AJ
CH-DOWN
!!"’
S153
K0003AJ
INPUT
S154
K0003AJ
VOL-UP
"%
S155
K0003AJ
VOL-DOWN
!!"’
S157
K0003AJ
K0003AJ
POW
D155
EX0646GE
0.0
3.3
D151
EX0646GE
0.0
3.3
D152
EX0646GE
0.0
3.3
R153
8.2K
1/8W
R151
8.2K
1/8W
R152
12K
1/8W
1/8W
S156
K0003AJ
MENU
R154
12K
1/8W
1/8W
P151
NA059WJ
TO LCD CONT
KM
1
KEY1
2
KEY2
3
STBY_POW
4
NC
5
GND
(QPWBFE266WJ)
DUNTKE266WE01
KEY UNIT
KEY Unit Diagram
DUNTKE266WE01
S0 (2007.8.2)
Display