DOWNLOAD Sharp PN-525E (serv.man3) Service Manual ↓ Size: 7.57 MB | Pages: 80 in PDF or view online for FREE

Model
PN-525E (serv.man3)
Pages
80
Size
7.57 MB
Type
PDF
Document
Service Manual
Brand
Device
Monitor
File
pn-525e-sm3.pdf
Date
PREV: Sharp PN-525E (serv.man2) Handy Guide

Sharp PN-525E (serv.man3) Service Manual ▷ View online

PN-525E
BLOCK DIAGRAM
4 – 1
CHAPTER 4. BLOCK DIAGRAM
Temperature 
Temperature 
sensor3
sensor3
AC input
CN304
CN304
Switch PWB
Switch PWB
Optical 
Optical 
sensor
sensor
Temperature 
Temperature 
sensor2
sensor2
CN001
CN001
CN303
CN303
FILTER
CN401
CN401
CN202
CN202
Temperature 
Temperature 
sensor1
sensor1
Switch
LED
CN002
CN002
CN301
CN301
Power connector
I/F PWB1
I/F PWB1
CN603
CN603
CN610
CN610
CN609
CN609
CN607
CN607
CN901
CN901
CN801
CN801
CN101
CN101
Power unit 
Power unit 
Power CN902
CN902
CN701
CN701
CN301
CN301
PC
DVI-D
CN801
CN801
CN501
CN501
connector
GPIO
CN304
CN304
CN302
CN302
output
CN608
CN608
CN201
CN201
CN3
CN3
CN4
CN4
PC
DVI-D
connector
Inverter
Inverter
input
CN601
CN601
CN2
CN2
Power
PC
Analog
CN101
CN101
DSUB
LCD unit
LCD unit
CN102
CN102
IC401
IC401
CN604
CN604
CN1
CN1
BNC input
FLI8638
FLI8638
CN103
CN103
Video composite
(BNC input)
PC
Serial
CN701
CN701
D-sub9P
PC
Serial
D-sub9P
CN611
CN611
I/F PWB2
I/F PWB2
CN3
CN3
CN2
CN2
PC
Sound input
L
(3.5
φ pin jack)
R
CN1
CN1
Video Sound input
L
(RCAinput)
R
Video/PC Sound output
L
(RCAoutput)
R
CN4
CN4
Audeo Amp output
L
R
IC404
IC404
IC502
IC502
IC501
IC501
NT46V16M16P
NT46V16M16P
IC503
IC503
S29AL032D70
S29AL032D70
IC701
IC701
MAX3234
MAX3234
IC1
IC1
MSP3440
MSP3440
IC2
IC2
NJU2690
NJU2690
K
E
Y
L
E
D
IC402
IC402
BR24L32
BR24L32
Y401
Y401
19.666MHz
19.666MHz
IC3
IC3
YDA138
YDA138
I
R
IC702
IC702
TL16C2552
TL16C2552
IC201
IC201
TFP503
TFP503
IC301
IC301
TFP513
TFP513
IC101
IC101
BR24L02
BR24L02
IC302
IC302
SM5301C
SM5301C
IC403
IC403
DS1374U
DS1374U
IC406
IC406
PCF8575
PCF8575
IC205
IC205
BR24L02
BR24L02
IC204
IC204
BR24L02
BR24L02
IC107
IC107
LT6554
LT6554
PN-525E
BLOCK DIAGRAM
4 – 2
■ CONNECTOR TABLE
[
MAIN PWB UNIT]
CN101
AC POWER INPUT
CN302, 304
24V OUTPUT
CN701
12V OUTPUT
CN801
5V OUTPUT
CN501
POWER CONTROL
[FILTER BLOCK]
CN001
AC POWER INPUT
CN002
AC POWER OUTPUT
[LCD MODULE (LK520D3LZ19)]
CN1
LCD DRIVE SECTION
CN2
LCD POWER SECTION
CN3
INVERTER CONTROL/ 
POWER SUPPLY
Pin No.
Symbol
Function
1
Neutral
AC input
2
---
3
Live
Pin No.
Symbol
Function
1
24V
Power for inverter
2
3
4
5
6
GND
7
8
9
10
Pin No.
Symbol
Function
1
12V
Power for I/F
2
3
GND
4
Pin No.
Symbol
Function
1
5TV
Power for I/F
2
3
GND
4
Pin No.
Symbol
Function
1
STB5V
5V output
2
3
GND
GND
4
5
REMO1
Relay control
6
REMO2
5, 12, 19V control
7
REMO3
24V control
Pin No.
Symbol
Function
1
Live
AC input
2
Neutral
Pin No.
Symbol
Function
1
---
AC output 
2
---
Pin No.
Symbol
Function
1
GND
2
AIN0 
−
A port LVDS data 
signal
3
AIN0 
+
4
AIN1 
−
5
AIN1 
+
6
AIN2 
−
7
AIN2 
+
8
GND
GND
9
ACK 
−
A port clock signal
10
ACK 
+
11
AIN3 
−
A port LVDS data 
signal
12
AIN3 
+
13
GND
GND
14
GND
15
GND
16
BIN0 
−
B port LVDS data 
signal
17
BIN0 
+
18
BIN1 
−
19
BIN1 
+
20
BIN2 
−
21
BIN2 
+
22
GND
GND
23
BCK 
−
B port clock signal
24
BCK 
+
25
BIN3 
−
B port LVDS data 
signal
26
BIN3 
+
27
GND
GND
28
GND
29
GND
30
SELLVDS
Data mapping
31
R/L
Horizontal reverse
display
32
U/D
Vertical reverse
display
33
NC
NC
34
50Hz/60Hz
Frame frequency
switch
35
NC
NC
36
TEMP3
Panel surface data 
37
TEMP2
38
TEMP1
39
NC
NC
40
OS/ON-OFF O/S switch
41
NC
NC
Pin No.
Symbol
Function
1
VCC
 12V power
2
3
4
5
6
GND
7
8
9
10
11
NC
NC
12
13
14
15
16
17
18
19
20
Pin No.
Symbol
Function
1
Vinv
 24V power
2
3
4
5
6
GND
GND
7
8
9
10
11
NC
NC
12
Von
Inverter control
13
Vbrt
Brightness adjustment
14
NC
NC
Pin No.
Symbol
Function
PN-525E
BLOCK DIAGRAM
4 – 3
CN4
INVERTER POWER SUPPLY
[I/F PWB 1]
CN101
PC2 SIGNAL INPUT
CN102
PC3/AV2 SIGNAL INPUT
CN103
PC3/AV2/AV3 SIGNAL INPUT
CN201 
PC1/AV1 SIGNAL INPUT
CN301 
PC/AV SIGNAL OUTPUT
CN502
CN601
LCD POWER SUPPLY
CN603 REMOTE 
CONTROLLER/
LED CONTROL
Pin No.
Symbol
Function
1
Vinv
 24V power
2
3
4
5
6
GND
GND
7
8
9
10
11
NC
NC
12
13
14
Pin No.
Symbol
Function
1
---
Red video signal
2
---
Green video signal
3
---
Blue video signal
4
---
NC
5
---
GND
6
7
8
9
---
5V
10
---
GND
11
---
NC
12
---
DDC data 
13
---
Hsync signal output
14
---
Vsync signal output
15
---
DDC clock 
Pin No.
Symbol
Function
--
RH2
PC3 Vertical sync signal
--
RNC2
GND
--
LH2
PC3 horizontal sync
signal
--
LNC2
GND
--
RH1
PC3 red video
AV2 component [Pr]
--
RNC1
GND
--
LH1
PC3 green video
AV2 component [Y]
--
LHC1
GND
Pin No.
Symbol
Function
--
H1
PC3 blue video
AV2 component [Y]
--
NC1
GND
--
H2
Composite video
--
NC2
GND
Pin No.
Symbol
Function
1
TX2 
−
TMDS data 
2
TX2 
+
3
GND
GND
4
TX4 
−
Not used
5
TX4 
+
6
DCLK
DDC clock 
7
DDATA
DDC clock data 
8
AV
Not used
9
TX1 
−
TMDS data 
10
TX1 
+
11
GND
GND
12
TX3 
−
TMDS data 
13
TX3 
+
14
VDD
15
GND
GND
16
HPDETECT
17
TX0 
−
TMDS data 
18
TX0 
+
19
GND
GND
20
TX5 
−
Not used
21
TX5 
+
22
GND
GND
23
TXC 
+
TMDS clock 
24
TXC 
−
Pin No.
Symbol
Function
1
TX2 
−
TMDS data 
2
TX2 
+
3
GND
4
TX4 
−
Not used
5
TX4 
+
6
DCLK
DDC clock 
7
DDATA
DDC clock data 
8
AV
Not used
9
TX1 
−
TMDS data 
10
TX1 
+
11
GND
GND
12
TX3 
−
TMDS data 
13
TX3 
+
14
VDD
15
GND
GND
16
HPDETECT
17
TX0 
−
TMDS data 
18
TX0 
+
19
GND
20
TX5 
−
Not used
21
TX5 
+
22
GND
GND
23
TXC 
+
TMDS clock 
24
TXC 
−
Pin No.
Symbol
Function
1
---
2
---
Pin No.
Symbol
Function
1
VCC
 12V power
2
3
4
5
6
GND
GND
7
8
9
10
11
NC
NC
12
13
14
15
16
17
18
19
20
Pin No.
Symbol
Function
1
---
LED control
2
---
3
---
SW input
4
---
5
---
GND
6
---
Remote control 
sensor signal
7
---
3.3V power
PN-525E
BLOCK DIAGRAM
4 – 4
CN611 AUDIO 
CONTROL
CN604 LCD 
DRIVE
CN701
SERIAL CONTROL
CN607
FOR TEMPERATURE
SENSOR 1 AND 3
CN609
FOR TEMPERATURE 
SENSOR 2
CN608
INVERTER CONTROL
CN610
FOR OPTICAL SENSOR
CN801
I/F POWER 
(POWER COMTROL)
CN901
I/F POWER (5V INPUT)
CN902
I/F POWER (12V INPUT)
[I/F PWB 2]
CN1
SOUND SIGNAL
CN2
PC SOUND SIGNAL
Pin No.
Symbol
Function
1
---
9V power
2
---
Audio amplifier 
control
3
---
Audio amplifier 
error
4
---
Sound processor 
control
5
---
6
---
GND
7
---
8
---
Sound processor 
control
9
---
2.5V power
10
---
GND
11
---
3.3V power
12
---
GND
13
---
5V power
14
---
9.5V power
15
---
9.5V power
Pin No.
Symbol
Function
1
GND
GND
2
AIN0 
−
A port LVDS data 
signal
3
AIN0 
+
4
AIN1 
−
5
AIN1 
+
6
AIN2 
−
7
AIN2 
+
8
GND
GND
9
ACK 
−
A port clock signal
10
ACK 
+
11
AIN3 
−
A port LVDS data 
signal
12
AIN3 
+
13
NC
GND
14
NC
15
GND
16
BIN0 
−
B port LVDS data 
signal
17
BIN0 
+
18
BIN1 
−
19
BIN1 
+
20
BIN2 
−
21
BIN2 
+
22
GND
GND
23
BCK 
−
B port clock signal
24
BCK 
+
25
BIN3 
−
B port LVDS data 
signal
26
BIN3 
+
27
NC
GND
28
NC
29
GND
30
SELLVDS
Data mapping
31
R/L
Horizontal reverse 
display
32
U/D
Vertical reverse 
display
33
Reserved
NC
34
Frame 1
Frame frequency 
switch
35
Reserved
NC
36
TEMP3
Panel surface data 
37
TEMP2
38
TEMP1
39
Reserved
NC
40
Osset
O/S switch
Pin No.
Symbol
Function
A1
---
A2
---
RxD
A3
---
TxD
A4
---
A5
---
A6
---
A7
---
A8
---
A9
---
B1
---
B2
---
RxD
B3
---
TxD
B4
---
B5
---
B6
---
B7
---
B8
---
B9
---
Pin No.
Symbol
Function
1
---
5V power
2
---
Temperature sensor
3
---
4
---
NC
Pin No.
Symbol
Function
1
---
5V power
2
---
Temperature sensor
3
---
4
---
GND
5
---
NC
Pin No.
Symbol
Function
1
Von
Inverter control
2
Vsel
NC
3
Reserved
NC
4
Vbrt
Brightness adjustment
5
Reserved
NC
6
GND
GND
Pin No.
Symbol
Function
Pin No.
Symbol
Function
1
---
Power
2
---
3
---
GND
Pin No.
Symbol
Function
1
STB5V
5V output
2
3
GND
GND
4
5
REMO1
Relay control
6
REMO2
5, 12, 19V control
7
REMO3
24V control
Pin No.
Symbol
Function
1
5V
Power for I/F
2
3
GND
4
Pin No.
Symbol
Function
1
12V
Power for I/F
2
3
GND
4
Pin No.
Symbol
Function
---
b1
Sound output
---
b2
---
b3
Sound input
---
b4
---
a1
GNG
---
a2
---
a3
---
a4
Pin No.
Symbol
Function
1
---
GND
2
---
Sound input
3
---
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