Read Sharp PN-V602 (serv.man7) Service Manual online
CHAPTER 8. HARDWARE DESCRIPTIONS
PN-V602 HARDWARE DESCRIPTIONS
8 – 17
■ LED-TCON PWB
CN1202
Thermistor
(Max. 6 piece)
(Max. 6 piece)
8
TH4
Analog input 4 for
detecting sensor volt-
age
age
9
GND
GND
10
TH5
Analog input 5 for
detecting sensor volt-
age
age
11
GND
GND
12
TH6
Analog input 6 for
detecting sensor volt-
age
age
CN1301
Remote control-
Remote control-
ler receiver unit
(*)Only the inter-
nal side terminal
nal side terminal
1
GND
GND
2
BUS
Data input/ output
3
VCC
5V power
(4),(5)
NC
---
(6)
PULL-UP
5V pull-up
(7)
PLUGIN
Detecting the stereo
pin's plug-in and pull-
out
CN1302
Microprocessor
debug
debug
1
VCC
3.3V power
2
MODE
Debug firmware
rewriting input
3
RESET
Reset input
4
VSS
GND
CN1401
LED-TCON
(Control signal,
(Control signal,
UART, etc)
1
GND
GND
2
nLED_
PORT1
Not used
3
nRST_
FP_EN
LED-TCON FPGA
main unit reset
main unit reset
4
nEXT_
RST
LED-TCON PWB
reset
reset
5
nLED_
ERR
LED-TCON error
interrupt
interrupt
6
nTCON_
RDY
LED-TCON ready sig-
nal
nal
7
nLED_
ON
Backlight ON/OFF
control
control
8
nPOW_
ON
LED power control
signal
signal
9
GND
GND
10
IRIS_
SDA
I2C data signal for
LED-TCON
11
IRIS_
SCL
I2C clock signal for
LED-TCON
12
GND
GND
13
TXD_
LED
For LED-TCON pro-
gram update
14
RXD_
LED
For LED-TCON pro-
gram update
15
nPNL_
PWR_ON
12V power switch sig-
nal for LCD-TCON
16
APL_
OUT-
SCALE
PWM signal for set-
ting the LED maxi-
mum lighting ratio
CN No.
Pin No.
Symbol
Function
CN1401
LED-TCON
(Control signal,
(Control signal,
UART, etc)
17
APL_
OFFSET
PWM signal for set-
ting the LED minimum
lighting ratio
lighting ratio
18
GND
GND
CN No.
Pin No.
Symbol
Function
CN1
LCD-TCON
power
power
1, 2
LCD_12V +12V power supply
3, 4
GND
GND
CN2
For IRIS debug
For IRIS debug
1
SDA
I2C data signal for
IRIS debug (open)
IRIS debug (open)
2
SCL
I2C clock signal for
IRIS debug (open)
IRIS debug (open)
3
REGSEL
Register I/F select
signal
signal
4
TXD
UART send data sig-
nal for IRIS debug
nal for IRIS debug
5
RXD
UART receive data
signal for IRIS debug
signal for IRIS debug
6
NC (No
Via Hole)
Open
7
GND
GND
CN3
LCD-TCON PWB
1 - 4
VLCD
Open (Not used)
5 - 9
GND
GND
10
U/D
Not used
11
SCL
I2C clock signal
12
SDA
I2C data signal
13
GND
GND
14
TX4+
LVDS CH4 even dif-
ferential data output
(+)
(+)
15
TX4-
LVDS CH4 even dif-
ferential data output
ferential data output
(-)
16
GND
GND
17
TX3+
LVDS CH3 even dif-
ferential data output
ferential data output
(+)
18
TX3-
LVDS CH3 even dif-
ferential data output
(-)
19
GND
GND
20
TXCLK+
LVDS even clock out-
put (+)
put (+)
21
TXCLK-
LVDS even clock out-
put (-)
put (-)
22
GND
GND
23
TX2+
LVDS CH2 even dif-
ferential data output
(+)
(+)
24
TX2-
LVDS CH2 even dif-
ferential data output
ferential data output
(-)
CN No.
Pin No.
Symbol
Function
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