LL-T15A3 (serv.man7). Block diagram - Sharp Monitor Service Manual (repair manual)

ll-t15a3 (serv.man7) service manual
Model
LL-T15A3 (serv.man7)
Pages
2 Few pages! See other manuals at the bottom of the first or last page.
Size
24.89 KB
Type
PDF
Document
Service Manual
Brand
Device
Monitor / Block diagram
File
ll-t15a3-sm7.pdf
Date

Read Sharp LL-T15A3 (serv.man7) Service Manual online

LL-T15G3
BLOCK DIAGRAM
5 – 1
CHAPTER 5. BLOCK DIAGRAM
1. BLOCK DIAGRAM
 GENERAL
 INTERFACE UNIT
TFT LCD PANEL
LAMP
LAMP
INVER
TER
INTERFACE
UNIT
KEY-SWITCH UNIT
RGB,H/V
INPUT
AC
AD
APTER
DC
JACK
UNIT
AC 100V
INPUT
12 PIN RGB I/P
J1
EDID
24LC21
ESD
Protective
Circuit
SCALING
gmZAN2
OSC
50MHz
MCU
60PIN
CONNCTOR
J6
OSC
20MHZ
EEPPROM
OSD CONTROL
INVERTER
POWER JACK
BD
Power
TL 494
OVER VOLTAGE
PROTECTION
5V TO 3.3V
Regulator
5V TO 2.5V
Regulator
Jump
PMOS
To Panel
To Scaler
TFT-LCD
Panel
LAMP
OSD Control BD
JP5
J5
(J6)
DB15
SIGNAL CABLE
JP6
To Scaler
LL-T15A3
BLOCK DIAGRAM
5 – 2
2. CONNECTOR SIGNAL TABLE
1
1
1
1
 LCD SIGNAL INPUT
J9
Used connector : AMP 6240-36
J8
Used connector : FAMP 6240-40
2
2
2
2
 JP5 (TO INVERTER TERMINAL)
Used connector : FPH_5
3
3
3
3
 JP1(TO DC JACK BD)
Used connector : F4_HEADER
4
4
4
4
 J1 (Signal Input Terminal)
Used connector : FPH_12P
5
5
5
5
 J5 (TO KEY SW BD)
Used connector : FHEADER_9
Pin No.
Symbol
Function
1
GND
GND
2
NC
3
NC
4
NC
5
GND
GND
6
GND
GND
7
NC
8
NC
9
RO0
RED even pixel 
data signal (LSB)
10
RO1
RED
11
GND
GND
12
RO2
RED
13
RO3
RED
14
RO4
RED
15
RO5
RED (MSB)
16
GND
GND
17
NC
18
NC
19
GO0
GREEN even pixel 
data signal (LSB)
20
GO1
GREEN
21
GND
GND
22
GO2
GREEN
23
GO3
GREEN
24
GO4
GREEN
25
GO5
GREEN (MSB)
26
GND
GND
27
NC
28
NC
29
BO0
BLUE even pixel 
data signal (LSB)
30
BO1
BLUE
31
GND
GND
32
BO2
BLUE
33
BO3
BLUE
34
BO4
BLUE
35
BO5
BLUE (MSB)
36
GND
GND
Pin No.
Symbol
Function
1
GND
GND
2
VDD
+5V power
3
VDD
+5V power
4
NC
5
NC
6
RE0
RED odd pixel 
data signal (LSB)
7
RE1
RED
8
GND
9
RE2
RED
10
RE3
RED
11
RE4
RED
12
RE5
RED (MSB)
13
GND
14
NC
15
NC
16
GE0
GREEN odd pixel 
data signal (LSB)
17
GE1
GREEN
18
GND
GND
19
GE2
GREEN
20
GE3
GREEN
21
GE4
GREEN
22
GE5
GREEN (MSB)
23
GND
GND
24
NC
25
NC
26
BE0
BLUE odd pixel 
data signal (LSB)
27
BE1
BLUE
28
GND
GND
29
BE2
BLUE
30
BE3
BLUE
31
BE4
BLUE
32
BE5
BLUE (MSB)
33
GND
GND
34
NC
35
NC
36
NC
37
ENAB
Data enable 
signal
38
GND
GND
39
DCLK
LCD_CLK
40
GND
GND
Pin No.
Symbol
Function
1
ON/OFF
H I G H = O N ,
LOW=OFF +5V
2
GND
GND
3
BRT_RANGE
Brightness 
control of inverter 
+5V
4
GND
GND
5
+12V
+12V IN
Pin No.
Symbol
Function
1
+12V
+12V IN
2
+12V
+12V IN
3
GND
GND
GND
GND
Pin No.
Symbol
Function
1
SCL
DDC
2
SDA
DDC
3
DDC +5V
DDC
4
V-SYNC
V-SYNC
5
H-SYNC
H-SYNC
6
GND
GND
7
BLUE
BLUE
8
GND
GND
9
GREEN
GREEN
10
GND
GND
11
RED
RED
12
GND
GND
Pin No.
Symbol
Function
1
KEY SELECT
SELECT
2
KEY  DOWN
<
3
KEY  UP
>
4
KEY MENU
MENU
5
LED GREEN
LED GREEN
6
LED RED
LED RED
7
GND
GND
8
KEY POWER
POWER
9
KEY AUTO
AUTO
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Download Sharp LL-T15A3 (serv.man7) Service Manual (Repair Manual)

Here you can read online and download Sharp LL-T15A3 (serv.man7) Service Manual in PDF. LL-T15A3 (serv.man7) service manual will guide through the process and help you recover, restore, fix, disassemble and repair Sharp LL-T15A3 (serv.man7) Monitor. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.