DOWNLOAD Sharp PN-S655 (serv.man3) Service Manual ↓ Size: 7.35 MB | Pages: 109 in PDF or view online for FREE

Model
PN-S655 (serv.man3)
Pages
109
Size
7.35 MB
Type
PDF
Document
Service Manual
Brand
Device
Monitor
File
pn-s655-sm3.pdf
Date
PREV: Sharp PN-S655 (serv.man2) Handy Guide

Sharp PN-S655 (serv.man3) Service Manual ▷ View online

PN-S655
BLOCK DIAGRAM
4 – 3
[LCD MODULE (LK645D3LZ65)]
CN1
LCD DRIVE SECTION
CN2
LCD DRIVE SECTION
CN3, 4, 5, 6, 7, 8
POWER SUPPLY INVERTER
[I/F PWB 1]
CN101
PC3 SIGNAL INPUT
CN102
PC4/AV3 SIGNAL INPUT
CN103
PC4/AV3/AV5 SIGNAL INPUT
CN501
SIGNAL INPUT
Pin No.
Symbol
Function
1
Frame1
Frame 
frequency switch
2
TEMP1
Panel surface data
3
TEMP2
4
TEMP3
5
R/L
H o r i zo n t a l   r eve r s e
display
6
U/D
Vertical reverse 
display
7
SELLVDS
Data mapping
8
Reserved
9
VBRT
Brightness adjustment
10
VON
Invertor control
11
GND
GND
12
AIN0-
A port LVDS data 
signal
13
AIN0+
14
AIN1-
15
AIN1+
16
AIN2-
17
AIN2+
18
GND
GND
19
ACK-
A port clock signal
20
ACK+
21
GND
GND
22
AIN3-
A port LVDS data 
signal
23
AIN3+
24
AIN4-
25
AIN4+
26
GND
GND
27
GND
28
BIN0-
B port LVDS data 
signal
29
BIN0+
30
BIN1-
31
BIN1+
32
BIN2-
33
BIN2+
34
GND
GND
35
BCK-
B port clock signal
36
BCK+
37
GND
GND
38
BIN3-
B port LVDS data 
signal
39
BIN3+
40
BIN4-
41
BIN4+
42
GND
GND
43
GND
44
GND
45
GND
46
GND
47
VCC
12V power supply
48
VCC
49
VCC
50
VCC
51
VCC
Pin No. Symbol
Function
1
-
O/S control
2
-
3
-
4
-
5
-
6
-
7
-
8
-
GND
Pin No.
Symbol
Function
1
Vinv
 24 power supply
2
3
4
5
6
GND
7
8
9
10
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 
Pin No.
Symbol
Function
13
---
Hsync sync signal
14
---
Vsync sync signal
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 [Pb]
--
NC1
GND
--
H2
Composite video
--
NC2
GND
Pin No.
Symbol
Function
1
-
TMDS data
2
-
GND
3
-
TMDS data
4
-
TMDS data
5
-
GND
6
-
TMDS data
7
-
TMDS data
8
-
GND
9
-
TMDS data
10
-
TMDS data
11
-
GND
12
-
TMDS data
13
-
Not used
14
-
15
-
DDC clock
16
-
DDC data
17
-
GND
18
-
5V
19
-
Pin No.
Symbol
Function
PN-S655
BLOCK DIAGRAM
4 – 4
CN201 
PC1/AV1 SIGNAL INPUT
CN401 AV4 
SIGNAL 
INPUT
CN901 LAN
CN301 
PC/AV SIGNAL OUTPUT
CN902
SERIAL CONTROL
CN1201 LCD 
DRIVE
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
-
GND
2
-
GND
3
-
Brightness signal
4
-
chrominance signal
Pin No.
Symbol
Function
1
-
D if fe r e nt ia l   r e c e ive
data
2
-
3
-
Differential send data
4
-
5
-
6
-
Differential send data
7
-
Not used
8
-
GND
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
-
GND
2
-
TXD
3
-
RXD
4
-
TXD
5
-
RXD
6
-
GND
7
-
8
-
9
-
10
-
11
-
12
-
13
-
14
-
15
-
16
-
17
-
18
-
19
-
20
-
21
-
22
-
23
-
24
-
Pin No.
Symbol
Function
1
Frame1
Frame 
frequency switch
2
TEMP1
Panel surface data
3
TEMP2
4
TEMP3
5
R/L
H o r i zo n t a l  r eve r s e
display
6
U/D
Vertical reverse 
display
7
SELLVDS
Data mapping
8
VBRT
Brightness adjustment
9
VON
Invertor control
10
GND
GND
11
AIN0-
A port LVDS data 
signal
12
AIN0+
13
AIN1-
14
AIN1+
15
AIN2-
16
AIN2+
17
GND
GND
18
ACK-
A port clock signal
19
ACK+
20
GND
GND
21
AIN3-
A port LVDS data 
signal
22
AIN3+
23
AIN4-
24
AIN4+
25
GND
GND
26
GND
27
BIN0-
B port LVDS data 
signal
28
BIN0+
29
BIN1-
30
BIN1+
31
BIN2-
32
BIN2+
33
GND
GND
34
BCK-
B port clock signal
35
BCK+
36
GND
GND
37
BIN3-
B port LVDS data 
signal
38
BIN3+
39
BIN4-
40
BIN4+
41
GND
GND
42
GND
43
GND
44
GND
45
GND
PN-S655
BLOCK DIAGRAM
4 – 5
CN1202 LCD 
DRIVE
CN1302  LED CONTROL, IR LIGHT 
RECEIVE
CN1308 TEMPERATURE SENSOR
CN1310 AUDIO CONTROL
CN1401 I/F POWER 
(POWER CONTROL)
CN1402 5V INPUT
CN1403 I/F POWER (12V INPUT)
CN1501 I/F POWER (5V INPUT)
[I/F PWB 2]
CN1
SOUND SIGNAL
CN2
PC SOUND SIGNAL
CN3
AUDIO CONTROL
46
VCC
12V power supply
47
VCC
48
VCC
49
VCC
50
VCC
Pin No.
Symbol
Function
1
-
O/S control
2
-
3
-
4
-
5
-
6
-
7
-
GND
8
-
GND
Pin No.
Symbol
Function
1
-
GND
2
-
LED red control
3
-
LED green control
4
-
5
-
Power supply KEY
6
-
Input switch KEY
7
-
GND
8
-
IR light receive
9
-
Power supply
10
-
11
-
12
-
Pin No.
Symbol
Function
1
-
Differential signal
2
-
3
-
Differential signal
4
-
Pin No.
Symbol
Function
1
-
9V power
2
-
Audio amplifier control
3
-
Audio amplifier error
4
-
Sound processor
control
5
-
6
-
GND
7
-
Pin No.
Symbol
Function
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
16
-
HDMI sound
17
-
18
-
Sount delay setting
19
-
20
-
GND
Pin No.
Symbol
Function
1
-
5V output
2
-
3
-
GND
4
-
5
-
Relay control
6
-
5, 12, 19V control
7
-
24V control
8
-
9
-
10
-
GND
11
-
Pin No.
Symbol
Function
1
-
5V output
2
-
3
-
GND
4
-
Pin No.
Symbol
Function
1
-
12V input
2
-
3
-
GND
4
-
Pin No.
Symbol
Function
1
-
5V input
2
-
3
-
GND
4
-
Pin No.
Symbol
Function
5
-
6
-
7
-
5V input
8
-
9
-
10
-
GND
11
-
12
-
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
---
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
16
---
HDMI sound
17
---
18
---
Sount delay setting
19
---
20
---
GND
Pin No.
Symbol
Function
PN-S655
BLOCK DIAGRAM
4 – 6
CN4
SPEAKER OUTPUT
[TEMPERATURE SENSOR PWB 1]
CN201
[I/F PWB3]
CN101, 102
CN104
SERIAL CONTROL
[KEY PWB]
CN101
LCD CONTROL IR LIGHT 
RECEIVE
[DC DC PWB]
CN201
19V INPUT
CN203
I/F POWER (5V OUTPUT)
Pin No.
Symbol
Function
1
OUT  L 
+
Speaker output
2
OUT  L 
−
3
OUT R 
+
4
OUT R 
−
Pin No.
Symbol
Function
1
-
Differential signal
2
-
3
-
Differential signal
4
-
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
-
GND
2
-
TXD
3
-
RXD
4
-
TXD
5
-
RXD
6
-
GND
7
-
8
-
9
-
10
-
11
-
12
-
13
-
14
-
15
-
16
-
17
-
18
-
19
-
20
-
21
-
22
-
23
-
24
-
Pin No.
Symbol
Function
1
-
Power supply
2
-
IR light receive
3
-
GND
4
-
Input switch KEY
5
-
Power supply KEY
6
-
7
-
LED green control
8
-
LED red control
9
-
10
-
11
-
12
-
Pin No.
Symbol
Function
1
-
19V input
2
-
3
-
4
-
GND
5
-
Pin No.
Symbol
Function
1
-
5V output
2
-
3
-
GND
4
-
5
-
6
-
7
-
5V output
8
-
9
-
10
-
GND
11
-
12
-
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