DOWNLOAD Sharp LC-19A1E (serv.man5) Service Manual ↓ Size: 9.03 MB | Pages: 31 in PDF or view online for FREE

Model
LC-19A1E (serv.man5)
Pages
31
Size
9.03 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD / Major IC Informations
File
lc-19a1e-sm5.pdf
Date

Sharp LC-19A1E (serv.man5) Service Manual ▷ View online

LC-19A1E-BK/WH
5 – 9
W12
V_CORE
The power supply (1.5V) for a digital core
B1.5V
W14
V_CORE
The power supply (1.5V) for a digital core
B1.5V
Y12
V_CORE
The power supply (1.5V) for a digital core
B1.5V
Y14
V_CORE
The power supply (1.5V) for a digital core
B1.5V
D8
G_OTHER
Digital ground
GND
E6
G_OTHER
Digital ground
GND
E8
G_OTHER
Digital ground
GND
E9
G_OTHER
Digital ground
GND
E12
G_OTHER
Digital ground
GND
E16
G_OTHER
Digital ground
GND
E19
G_OTHER
Digital ground
GND
F5
G_OTHER
Digital ground
GND
G4
G_OTHER
Digital ground
GND
H3
G_OTHER
Digital ground
GND
H19
G_OTHER
Digital ground
GND
K10
G_OTHER
Digital ground
GND
K11
G_OTHER
Digital ground
GND
K12
G_OTHER
Digital ground
GND
K13
G_OTHER
Digital ground
GND
K14
G_OTHER
Digital ground
GND
K19
G_OTHER
Digital ground
GND
L10
G_OTHER
Digital ground
GND
L11
G_OTHER
Digital ground
GND
L12
G_OTHER
Digital ground
GND
L13
G_OTHER
Digital ground
GND
L14
G_OTHER
Digital ground
GND
L19
G_OTHER
Digital ground
GND
L20
G_OTHER
Digital ground
GND
L21
G_OTHER
Digital ground
GND
M10
G_OTHER
Digital ground
GND
M11
G_OTHER
Digital ground
GND
M12
G_OTHER
Digital ground
GND
M13
G_OTHER
Digital ground
GND
M14
G_OTHER
Digital ground
GND
M23
G_OTHER
Digital ground
GND
N10
G_OTHER
Digital ground
GND
N11
G_OTHER
Digital ground
GND
N12
G_OTHER
Digital ground
GND
N13
G_OTHER
Digital ground
GND
N14
G_OTHER
Digital ground
GND
N19
G_OTHER
Digital ground
GND
P10
G_OTHER
Digital ground
GND
P11
G_OTHER
Digital ground
GND
P12
G_OTHER
Digital ground
GND
P13
G_OTHER
Digital ground
GND
P14
G_OTHER
Digital ground
GND
P20
G_OTHER
Digital ground
GND
P21
G_OTHER
Digital ground
GND
V19
G_OTHER
Digital ground
GND
W13
G_OTHER
Digital ground
GND
W16
G_OTHER
Digital ground
GND
W17
G_OTHER
Digital ground
GND
W20
G_OTHER
Digital ground
GND
W21
G_OTHER
Digital ground
GND
Y3
G_OTHER
Digital ground
GND
Y4
G_OTHER
Digital ground
GND
Y5
G_OTHER
Digital ground
GND
Y9
G_OTHER
Digital ground
GND
Y10
G_OTHER
Digital ground
GND
Y11
G_OTHER
Digital ground
GND
Y13
G_OTHER
Digital ground
GND
Y15
G_OTHER
Digital ground
GND
Y16
G_OTHER
Digital ground
GND
N21
FVCC
The power supply (3.3V) for flash memory 
B3.3V
Pin No.
Pin Name
I/O
Pin Function
sheet name
LC-19A1E-BK/WH
5 – 10
2.2. IC803 (VHiS24CS64A-1Y)
2.2.1 Block Diagram
2.2.2 Pin Connections and short description
M22
FVSS1
Ground for Flash memory
GND
N20
FVSS2
Ground for Flash memory
GND
A18
IVDD
Buffer power supply (3.3V) in an audio multiplex decoder I /O
B3.3V
B18
IVSS
Buffer ground in an audio multiplex decoder
GND
C18
DVDD
Digital core power supply (1.5V) in an audio multiplex decoder
B1.5V
D18
DVSS
Digital core ground for an audio multiplex decoder
GND
A22
AVDD_AD
A/D converter core power supply (3.3V) in an audio multiplex decoder
B3.3V
B21
AVSS_AD
A/D converter core ground in an audio multiplex decoder
GND
B22
AVDD_DA
D/A converter core power supply (3.3V) in an audio multiplex decoder
B3.3V
C21
AVSS_DA
D/A converter core ground in an audio multiplex decoder
GND
Pin No.
Pin Name
I/O
Pin Function
1
A0
I
Slave address input A0
2
A1
I
Slave address input A1
3
A2
I
Slave address input A2
4
GND
Ground.
5
SDA
I/O
Serial data input/output
6
SCL
I
Serial clock input.
7
WP
I
Write protect input
VCC Connection: Protect effective
GND Connection: Protect uneffective
8
VCC
Power supply.
Pin No.
Pin Name
I/O
Pin Function
sheet name
LC-19A1E-BK/WH
5 – 11
2.3. IC2001 (VHiPST8229N-1Y)
2.3.1 Block Diagram
2.3.2 Pin Connections and short description
Pin No.
Pin Name
I/O
Pin Function
1
OUT
O
Reset Signal Output Pin.
2
VDD
VDD Pin / Voltage Detect Pin
3
GND
Ground.
4
N,C
No Connection.
5
N,C
No Connection.
LC-19A1E-BK/WH
5 – 12
2.4. IC2002 (RH-iXC165WJZZQ)
2.4.1 Block Diagram
2.4.2 Pin Connections and short description
Pin No.
Port
Pin Name
I/O
Pin Function
Seet Name
1
P3_3
SSI
I
System storage data input.
OPEN
2
P3_4
SDA1
I/O
I2C CH1 DATA (EEPROM)
SDA1
3
MODE
I
MODE selecting signal for update (Connecting with VCC through resistance)
MODE
4
P4_3
XCIN
I
XCIN Clock Input
OPEN
5
P4_4
XCOUT
O
XCIN Clock output
OPEN
6
RESET
I
Reset Input
RESET-IN
7
P4_7
XOUT
O
XOUT Clock output
XOUT
8
VSS
-
Ground
VSS
9
P4_6
XIN
I
XIN Clock Input
XIN
10
VCC
-
Power Supply Input
VCC
11
P5_4
CEC_O
O
CEC Output
OPEN
12
P5_3
CEC_I
I
CEC Input
OPEN
13
P5_2
AV_LINK_O
O
AV_LINK Output 
OPEN
14
P5_1
AV_LINK_I
I
AV_LINK Input
OPEN
15
P5_0
MUTE_ALL
O
Audio MUTE signal
MUTE_ALL
16
P2_7
LED_R
O
LED Control (Power LED Red)
PowR-LED
17
P2_6
LED_G
O
LED Control (Power LED Green)
PowG-LED
18
P2_5
LED_OPC
O
LED Control (OPC LED) 
LED-OPC
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