DOWNLOAD Sharp LL-T15G4 Service Manual ↓ Size: 1.39 MB | Pages: 23 in PDF or view online for FREE

Model
LL-T15G4
Pages
23
Size
1.39 MB
Type
PDF
Document
Service Manual
Brand
Device
Monitor
File
ll-t15g4.pdf
Date
PREV: Sharp LL-T15G3 (serv.man17) User Manual / Operation Manual

Sharp LL-T15G4 Service Manual ▷ View online

LL-T15G4-H/LL-T15G4-B
BLOCK DIAGRAM
5 – 1
CHAPTER 5. BLOCK DIAGRAM
1. BLOCK DIAGRAM
CLK
TMDS signal
R,G,B data
SOG
H-sync/X-sync
SDA
SCL
CLK-OUT
X0~TX4
SCL
H-sync
V-sync
+12VDC in
VDS Signal
+5Vx for MPU
MRT 2.5Vcc
Panel VLCD
MRT 3.3Vcc
VLCD Control
3.3V
VLCD
Speaker or Ear-phone
Audio in
Enable Signal 
Brightness Control
MRT
(MPU) 
D- SUB
Connect 
Analog
EDID
1084 - 3.3
EEPROM
1084 - 3.3
Power Switch
control MOS 
Inverter + Power Board 
ADC 
Capture
Interface 
Sync
process 
Zoom
Buffer
V+H
Zoom
Filter 
Host Interface
Control 
OSD +
Display
Control 
Overlay
Mux. 
Dithering
Control 
Panel
Interface
PWM 
Reset IC
(MAX810) 
TFT LCD Panel 
Crystal
12MHZ 
DVI Receiver 
DVI
connect
OSC
Crystal
12MHz 
LVDS 
IO 
Audio Amp.
(AN7512) 
1117- 2.5
Digital
EDID
V-sync
High-Voltage for Panel Lamp
ON/OFF
SDA
Reset
LL-T15G4-H/LL-T15G4-B
BLOCK DIAGRAM
5 – 2
2. CONNECTOR SIGNAL TABLE
CONNECTOR P4
CONNECTOR P2
CONNECTOR P12
CONNECTOR P1
CONNECTOR P10
CONNECTOR P7
1
Red
2
Green
3
Blue
4
GND
5
GND
6
R-GND
7
G-GND
8
B-GND
9
+5V
10
GND
11
N.C.
12
(SDA)
13
H-sync
14
V-sync
15
(SCL)
1
POW1
2
GND
3
LED1
4
LED2
5
KEY1
6
KEY2
7
KEY3
8
KEY4
9
KEY5
1
12V
2
GND
3
GND
4
5V
5
5V
6
BRI_MIN
7
INV_ON
1
SEL
2
GND
3
RX3+
4
RX3-
5
GND
6
CLK+
7
CLK-
8
GND
9
RX2+
10
RX2-
11
GND
12
RX1+
13
RX1-
14
GND
15
RX0+
16
RX0-
17
GND
18
GND
19
VCC
20
VCC
1
CH2-
2
CH2+
3
CH1+
4
CH1-
1
TX2-
2
TX2+
3
GND
4
N.C.
5
N.C.
6
DCLK
7
DDATA
8
N.C.
9
TX1-
10
TX1+
11
GND
12
N.C.
13
N.C.
14
VDD
15
GND
16
HPDETECT
17
TX0-
18
TX0+
19
GND
20
N.C.
21
N.C.
22
GND
23
TXC+
24
TXC-
LL-T15G4-H/LL-T15G4-B
CIRCUIT DIAGRAM AND PWB LAYOUT
6 – 1
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
1/6
MVXPRL
CHAPTER 
6
. C
IRCU
IT 
DIAGRAM
 AND
 PWB L
A
YOU
T
1.
CIRCUIT DIAGRAM
LL-T15G4-H/LL-T15G4-B
CIRCUIT DIAGRAM AND PWB LAYOUT
6 – 2
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
2/6
OSD
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