Sharp LC-19A1E (serv.man5) Service Manual ▷ View online
LC-19A1E-BK/WH
5 – 5
AA5
PXD11
I
Digital video signal input 11 (B)
NC
AB5
PXD12
I
Digital video signal input 12 (B)
HDMI_G
AC5
PXD13
I
Digital video signal input 13 (B)
HDMI_G
Y6
PXD14
I
Digital video signal input 14 (B)
HDMI_G
AA6
PXD15
I
Digital video signal input 15 (B)
HDMI_G
AB6
PXD16
I
Digital video signal input 16 (B)
HDMI_G
AC6
PXD17
I
Digital video signal input 17 (B)
HDMI_G
Y7
PXD18
I
Digital video signal input 18 (B)
HDMI_G
AA7
PXD19
I
Digital video signal input 19 (B)
HDMI_G
AB7
PXD20
I
Digital video signal input 20 (C)
NC
AC7
PXD21
I
Digital video signal input 21 (C)
NC
Y8
PXD22
I
Digital video signal input 22 (C)
HDMI_R
AA8
PXD23
I
Digital video signal input 23 (C)
HDMI_R
AB8
PXD24
I
Digital video signal input 24 (C)
HDMI_R
AC8
PXD25
I
Digital video signal input 25 (C)
HDMI_R
AA9
PXD26
I
Digital video signal input 26 (C)
HDMI_R
AB9
PXD27
I
Digital video signal input 27 (C)
HDMI_R
AC9
PXD28
I
Digital video signal input 28 (C)
HDMI_R
AA10
PXD29
I
Digital video signal input 29 (C)
HDMI_R
AB12
PXD30
I
Digital video signal input 30 (D)
R-GND
AC12
PXD31
I
Digital video signal input 31 (D)
R-GND
AA13
PXD32
I
Digital video signal input 32 (D)
R-GND
AB13
PXD33
I
Digital video signal input 33 (D)
R-GND
AC13
PXD34
I
Digital video signal input 34 (D)
R-GND
AA14
PXD35
I
Digital video signal input 35 (D)
R-GND
AB14
PXD36
I
Digital video signal input 36 (D)
R-GND
AC14
PXD37
I
Digital video signal input 37 (D)
R-GND
AA15
PXD38
I
Digital video signal input 38 (D)
R-GND
AB15
PXD39
I
Digital video signal input 39 (D)
R-GND
AB11
VDIN
I
Vertical Synchronizing signal input 1
HDMI_VSO
AA11
HDIN
I
Horizontal Synchronizing signal input 1
HDMI_HSO
AA12
DEIN
I
Digital enable signal input
HDMI_DE
AC11
PXCLK
I
Digital clock input1
HDMI_CK01
AB16
VDIN2
I
Vertical Synchronizing signal input 2
R-3.3V
AC15
HDIN2
I
Horizontal Synchronizing signal input 2
R-3.3V
AC16
PXCLK2
I
Digital clock input2
HDMI_CK02
Y1
PCVDIN
I
The Vertical Synchronizing signal when inputting an analogue signal to PC
M2_PC_V
AA1
PCHDIN
I
The Horizontal Synchronizing signal when inputting an analogue signal to PC
M2_PC_H
AB10
XIN
I
The buffer input of the oscillator for system clocks
XIN
AC10
XOUT
O
The buffer output of the oscillator for system clocks
XOUT
B8
XCIN
I
The buffer input of 32KHz crystal oscillator
XIN
A8
XCOUT
O
The buffer output of 32KHz crystal oscillator
XOUT
D20
RESET
I
System reset input
RESET (IN)
E4
TESTMODE0
I
Test mode0 (Fixed “L”)
GND
F4
TESTMODE1
I
Test mode1 (Fixed “L”)
GND
D4
BUSOPEN
I
Built-in microcomputer control of DVP
Serial access control
Serial access control
BUSOPEN
D2
MPSEL0
I
MPSEL0
D3
MPSEL1
I
MPSEL1
G2
LPF1
—
LPF Filter for high multiply PLL
C-3.3V
Y23
LPF2
—
LPF Filter for panel PLL
C-GND
P23
QGL0/TXOUT0M
O
Panel signal output G0/LVDS 0-ch Inverted output
(It connects to TXOUT0P through 100 ohms.)
(It connects to TXOUT0P through 100 ohms.)
RA-
P22
QGL1/TXOUT0P
O
Panel signal output G1/LVDS 0-ch output
(It connects to TXOUT0M through 100 ohms.)
(It connects to TXOUT0M through 100 ohms.)
RA+
R23
QGL2/TXOUT1M
O
Panel signal output G2/LVDS 1-ch Inverted output
(It connects to TXOUT1P through 100 ohms.)
(It connects to TXOUT1P through 100 ohms.)
RB-
Pin No.
Pin Name
I/O
Pin Function
sheet name
MPSEL0 MPSEL1 BUSOPEN
Description
L
L
don
㵭t care Built-in microcomputer control
L
H
L
Prohibit of setting
L
H
H
I2C-bus control
H
L
L
Prohibit of setting
H
L
H
4 line serial control
L
L
don
㵭t care Prohibit of setting
LC-19A1E-BK/WH
5 – 6
R22
QGL3/TXOUT1P
O
Panel signal output G3/LVDS 1-ch Output
(It connects to TXOUT1M through 100 ohms.)
(It connects to TXOUT1M through 100 ohms.)
RB+
T23
QGL4/TXOUT2M
O
Panel signal output G4/LVDS 2-ch Inverted output
(It connects to TXOUT2P through 100 ohms.)
(It connects to TXOUT2P through 100 ohms.)
RC-
T22
QGL5/TXOUT2P
O
Panel signal output G5/LVDS 2-ch Output
(It connects to TXOUT2M through 100 ohms.)
(It connects to TXOUT2M through 100 ohms.)
RC+
U23
QGL6/TXCLKOUTM
O
Panel signal output G6/LVDS Inverted Clock
(It connects to TXCLKOUTP through 100 ohms.)
(It connects to TXCLKOUTP through 100 ohms.)
RCLK-
U22
QGL7/TXCLKOUTP
O
Panel signal output G7/LVDS Clock
(It connects to TXCLKOUTM through 100 ohms.)
(It connects to TXCLKOUTM through 100 ohms.)
RCLK+
V23
QGL8/TXOUT3M
O
Panel signal output G8/LVDS 3-ch Inverted output
(It connects to TXOUT3P through 100 ohms.)
(It connects to TXOUT3P through 100 ohms.)
RD-
V22
QGL9/TXOUT3P
O
Panel signal output G9/LVDS 3-ch Output
(It connects to TXOUT3M through 100 ohms.)
(It connects to TXOUT3M through 100 ohms.)
RD+
W23
QRL0/TXOUT4M
O
Panel signal output R0/LVDS 4-ch Inverted output
(It connects to TXOUT4P through 100 ohms.)
(It connects to TXOUT4P through 100 ohms.)
open
W22
QRL1/TXOUT4P
O
Panel signal output R1/LVDS 4-ch Output
(It connects to TXOUT4M through 100 ohms.)
(It connects to TXOUT4M through 100 ohms.)
open
Y21
QRL2
O
Panel signal output R2
open
AA22
QRL3
O
Panel signal output R3
open
AA21
QRL4
O
Panel signal output R4
open
AB23
QRL5
O
Panel signal output R5
open
AB22
QRL6
O
Panel signal output R6
open
AB21
QRL7
O
Panel signal output R7
open
AC22
QRL8
O
Panel signal output R8
open
AC21
QRL9
O
Panel signal output R9
open
Y20
QBL0
O
Panel signal output B0
open
AA20
QBL1
O
Panel signal output B1
open
AB20
QBL2
O
Panel signal output B2
open
AC20
QBL3
O
Panel signal output B3
open
AA19
QBL4
O
Panel signal output B4
open
AB19
QBL5
O
Panel signal output B5
open
AC19
QBL6
O
Panel signal output B6
open
Y18
QBL7
O
Panel signal output B7
open
AA18
QBL8
O
Panel signal output B8
open
AB18
QBL9
O
Panel signal output B9
open
AB17
QH
O
Horizontal Synchronizing signal output for Panel
open
AC17
QV
O
Vertical Synchronizing signal output for Panel
open
AA16
QDE
O
Output enabling signal for Panel
open
AC18
QCLK
O
Output clock signal for Panel
open
AA17
QOECTL
I
Output control signal for Panel
GND
N23
REFRIN
-
The terminal for external resistance connection (5.6K
Ω ±1%)
R-GND
J1
VIN1A
I
A-ch Analogue video input 1 (It outputs G signal when Scart input)
SCART_R/G/B_G
K1
VIN2A
I
A-ch Analogue video input2
SC
L1
VIN3A
I
A-ch Analogue video input3
COMP_Pb
M1
VIN4A
I
A-ch Analogue video input4
PC_B_IN
K2
VIN5A
I
A-ch Analogue video input 5 (It outputs B signal when Scart is input.)
Other signal can not be input.
Other signal can not be input.
SCART_R/G/B_B
N1
VIN1B
I
B-ch Analogue video input 1 (It outputs R signal when Scart is input.)
SCART_R/G/B_R
P1
VIN2B
I
B-ch Analogue video input 2
Y
R1
VIN3B
I
B-ch Analogue video input 3
COMP_Pr
T1
VIN4B
I
B-ch Analogue video input 4
PC_R_IN
N2
VIN5B
I
B-ch Analogue video input 5
(Note: Only FB signal available when Scart is input. Other signal can not be
input.)
(Note: Only FB signal available when Scart is input. Other signal can not be
input.)
SCART-FB
U2
VIN1C
I
C-ch Analogue video input 1
CVBS
U1
VIN2C
I
C-ch Analogue video input 2
COMP-Y
V1
VIN3C
I
C-ch Analogue video input 3
PC_G-IN
W1
VIN4C
I
C-ch Analogue video input 4
(Note: Connect CVBS signal when SCART is input,)
(Note: Connect CVBS signal when SCART is input,)
SCART_CVBS
H1
SSIN1
I
The Signal input 1 for SYNC separation
PC-GSYNC
J2
SSIN2
I
The Signal input 2 for SYNC separation
COMP-Y
M2
VRPA
—
Terminal for reference voltage of A-ch A/D converter (Top)
(it connects to AVSS through 0.1uF.)
(it connects to AVSS through 0.1uF.)
C-GND
R2
VRPB
—
Terminal for reference voltage of B-ch A/D converter (Top)
(it connects to AVSS through 0.1uF.)
(it connects to AVSS through 0.1uF.)
C-GND
Pin No.
Pin Name
I/O
Pin Function
sheet name
LC-19A1E-BK/WH
5 – 7
W2
VRPC
—
Terminal for reference voltage of C-ch A/D converter (Top)
(it connects to AVSS through 0.1uF.)
(it connects to AVSS through 0.1uF.)
C-GND
L2
VRNA
—
Terminal for reference voltage of A-ch A/D converter (Bottom)
(it connects to AVSS through 0.1uF.)
(it connects to AVSS through 0.1uF.)
C-GND
P2
VRNB
—
Terminal for reference voltage of B-ch A/D converter (Bottom)
(it connects to AVSS through 0.1uF.)
(it connects to AVSS through 0.1uF.)
C-GND
V3
VRNC
—
Terminal for reference voltage of C-ch A/D converter (Bottom)
(it connects to AVSS through 0.1uF.)
(it connects to AVSS through 0.1uF.)
C-GND
M3
VCMA
—
Terminal for reference voltage of A-ch A/D converter (Centre)
(it connects to AVSS through 0.1uF.)
(it connects to AVSS through 0.1uF.)
C-GND
R3
VCMB
—
Terminal for reference voltage of B-ch A/D converter (Centre)
(it connects to AVSS through 0.1uF.)
(it connects to AVSS through 0.1uF.)
C-GND
V2
VCMC
—
Terminal for reference voltage of C-ch A/D converter (Centre)
(it connects to AVSS through 0.1uF.)
(it connects to AVSS through 0.1uF.)
C-GND
N3
REXTA
—
External resistance terminal for A-ch A/D converter
(it connects to AVSS through 24k
(it connects to AVSS through 24k
Ω.)
R-GND
T2
REXTB
—
External resistance terminal for B-ch A/D converter
(it connects to AVSS through 24k
(it connects to AVSS through 24k
Ω.)
R-GND
W3
REXTC
—
External resistance terminal for C-ch A/D converter
(it connects to AVSS through 24k
(it connects to AVSS through 24k
Ω.)
R-GND
J3
TEST_MONI
O
Monitor signal for Analogue test (A-ch)
open
D1
ADIN0
I
A/D converter ch0 around microcomputer
OPC-IN
E3
ADIN1
I
A/D converter ch1 around microcomputer
KEY_1A
E2
ADIN2
I
A/D converter ch2 around microcomputer
KEY_2A
E1
ADIN3
I
A/D converter ch3 around microcomputer
D_L1
F3
ADIN4
I
A/D converter ch4 around microcomputer
D_L2
F2
ADIN5
I
A/D converter ch5 around microcomputer
AFT/AGC
F1
ADIN6
I
A/D converter ch6 around microcomputer
open
G3
ADIN7
I
A/D converter ch7 around microcomputer
LAMP_ERR
A19
XI
I
The oscillation buffer input in an audio multiplex decoder
X-IN
B19
XO
O
The oscillation buffer output in an audio multiplex decoder
X-OUT
E23
FRESET
I
Reset input in an audio multiplex decoder
R-GND
C20
TEST
I
Test terminal in an audio multiplex decoder
GND
A20
VREF1
—
Reference voltage 1 of an A/D converter in an audio multiplex decoder
C-GND
B20
VREF2
—
Reference voltage 2 of an A/D converter in an audio multiplex decoder
C-GND
A21
SIF
I
SIF input in an audio multiplex decoder
SIF
B23
LOUT
O
L-ch Analogue output in an audio multiplex decoder
DVPM2_L
D23
ROUT
O
R-ch Analogue output in an audio multiplex decoder
DVPM2_R
C22
SCL
I
I2C-bus interface transmission clock in an audio multiplex decoder
SCL2
D22
SDA
I/O
I2C-bus interface transmit/receive data in an audio multiplex decoder
SDA2
C23
VCOM
—
Reference voltage of an A/D converter in an audio multiplex decoder
C-GND
D21
LRCK
I
LR clock in an audio multiplex decoder
open
E20
DACCLK
I
D/A converter clock in an audio multiplex decoder
open
E21
BCK
I
Bit clock in an audio multiplex decoder
open
E22
SDI
I
Digital input for built-in D/A converter in an audio multiplex decoder
open
F22
SDO
O
Digital output for built-out D/A converter in an audio multiplex decoder
open
F23
STATUS
I
Status signal in an audio multiplex decoder
R-GND
D19
WW_EU
I
The change of specification WW/EU (Fixed “L”) in an audio multiplex decoder
GND
C19
PLL_MOD
I
PLL mode select in an audio multiplex decoder (Fixed “L”)
GND
M5
AFEVDDA
—
Analogue power supply (3.3V) for A-ch AFE
B3.3V
P5
AFEVDDB
—
Analogue power supply (3.3V) for B-ch AFE
B3.3V
U5
AFEVDDC
—
Analogue power supply (3.3V) for C-ch AFE
B3.3V
K3
AFEVSSA
—
Analogue ground for A-ch AFE
GND
K4
AFEVSSA
—
Analogue ground for A-ch AFE
GND
L3
AFEVSSA
—
Analogue ground for A-ch AFE
GND
L4
AFEVSSA
—
Analogue ground for A-ch AFE
GND
L5
AFEVSSA
—
Analogue ground for A-ch AFE
GND
N4
AFEVSSB
—
Analogue ground for B-ch AFE
GND
P3
AFEVSSB
—
Analogue ground for B-ch AFE
GND
P4
AFEVSSB
—
Analogue ground for B-ch AFE
GND
T3
AFEVSSC
—
Analogue ground for C-ch AFE
GND
T4
AFEVSSC
—
Analogue ground for C-ch AFE
GND
U3
AFEVSSC
—
Analogue ground for C-ch AFE
GND
N5
ADCVDDA
—
Analogue power supply (1.5V) for A-ch A/D converters
B1.5V
R5
ADCVDDB
—
Analogue power supply (1.5V) for B-ch A/D converters
B1.5V
Pin No.
Pin Name
I/O
Pin Function
sheet name
LC-19A1E-BK/WH
5 – 8
V4
ADCVDDC
—
Analogue power supply (1.5V) for C-ch A/D converters
B1.5V
V5
ADCVDDC
—
Analogue power supply (1.5V) for C-ch A/D converters
B1.5V
M4
ADCVSSA
—
Analogue ground for A-ch A/D converters
GND
R4
ADCVSSB
—
Analogue ground for B-ch A/D converters
GND
U4
ADCVSSC
—
Analogue ground for C-ch A/D converters
GND
K5
SVSS1
—
Ground for substrate (Connect to Analogue Ground)
GND
T5
SVSS2
—
Ground for substrate (Connect to Analogue Ground)
GND
G1
PLL1VDD33A
—
The power supply for high multiply PLL (3.3V)
B3.3V
H2
PLL1VSS33A
—
Ground for high multiply PLL
GND
AA23
PLL2VDD33A
—
The power supply (3.3V) for panel PLL
B3.3V
Y22
PLL2VSS33A
—
Ground for panel PLL
GND
R19
VDDBG33
—
The power supply (3.3V) for LVDS
B3.3V
T19
VDDLC33
—
The power supply (3.3V) for LVDS
B3.3V
U19
VDDLC33
—
The power supply (3.3V) for LVDS
B3.3V
N22
VSSBG33
—
Ground for LVDS
GND
P19
VSSBG33
—
Ground for LVDS
GND
R20
VSSLC33
—
Ground for LVDS
GND
R21
VSSLC33
—
Ground for LVDS
GND
T20
VSSLC33
—
Ground for LVDS
GND
T21
VSSLC33
—
Ground for LVDS
GND
U20
VSSLC33
—
Ground for LVDS
GND
U21
VSSLC33
—
Ground for LVDS
GND
V21
VSSLC33
—
Ground for LVDS
GND
D5
V_IO
—
The buffer power supply (3.3V) for digital I/O
B3.3V
D6
V_IO
—
The buffer power supply (3.3V) for digital I/O
B3.3V
D7
V_IO
—
The buffer power supply (3.3V) for digital I/O
B3.3V
D16
V_IO
—
The buffer power supply (3.3V) for digital I/O
B3.3V
D17
V_IO
—
The buffer power supply (3.3V) for digital I/O
B3.3V
E5
V_IO
—
The buffer power supply (3.3V) for digital I/O
B3.3V
E18
V_IO
—
The buffer power supply (3.3V) for digital I/O
B3.3V
F19
V_IO
—
The buffer power supply (3.3V) for digital I/O
B3.3V
G5
V_IO
—
The buffer power supply (3.3V) for digital I/O
B3.3V
G19
V_IO
—
The buffer power supply (3.3V) for digital I/O
B3.3V
H4
V_IO
—
The buffer power supply (3.3V) for digital I/O
B3.3V
H5
V_IO
—
The buffer power supply (3.3V) for digital I/O
B3.3V
J4
V_IO
—
The buffer power supply (3.3V) for digital I/O
B3.3V
J5
V_IO
—
The buffer power supply (3.3V) for digital I/O
B3.3V
J19
V_IO
—
The buffer power supply (3.3V) for digital I/O
B3.3V
M19
V_IO
—
The buffer power supply (3.3V) for digital I/O
B3.3V
M20
V_IO
—
The buffer power supply (3.3V) for digital I/O
B3.3V
M21
V_IO
—
The buffer power supply (3.3V) for digital I/O
B3.3V
W4
V_IO
—
The buffer power supply (3.3V) for digital I/O
B3.3V
W5
V_IO
—
The buffer power supply (3.3V) for digital I/O
B3.3V
W6
V_IO
—
The buffer power supply (3.3V) for digital I/O
B3.3V
W7
V_IO
—
The buffer power supply (3.3V) for digital I/O
B3.3V
W18
V_IO
—
The buffer power supply (3.3V) for digital I/O
B3.3V
W19
V_IO
—
The buffer power supply (3.3V) for digital I/O
B3.3V
Y17
V_IO
—
The buffer power supply (3.3V) for digital I/O
B3.3V
Y19
V_IO
—
The buffer power supply (3.3V) for digital I/O
B3.3V
D9
SDVDD
—
The power supply (3.3V) for SDRAM
B3.3V
E7
SDVDD
—
The power supply (3.3V) for SDRAM
B3.3V
E17
SDVDD
—
The power supply (3.3V) for SDRAM
B3.3V
W8
SDVDD
—
The power supply (3.3V) for SDRAM
B3.3V
W9
SDVDD
—
The power supply (3.3V) for SDRAM
B3.3V
W15
SDVDD
—
The power supply (3.3V) for SDRAM
B3.3V
D12
V_CORE
—
The power supply (1.5V) for a digital core
B1.5V
D13
V_CORE
—
The power supply (1.5V) for a digital core
B1.5V
E10
V_CORE
—
The power supply (1.5V) for a digital core
B1.5V
E11
V_CORE
—
The power supply (1.5V) for a digital core
B1.5V
E13
V_CORE
—
The power supply (1.5V) for a digital core
B1.5V
E14
V_CORE
—
The power supply (1.5V) for a digital core
B1.5V
E15
V_CORE
—
The power supply (1.5V) for a digital core
B1.5V
W10
V_CORE
—
The power supply (1.5V) for a digital core
B1.5V
W11
V_CORE
—
The power supply (1.5V) for a digital core
B1.5V
Pin No.
Pin Name
I/O
Pin Function
sheet name
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