Panasonic PT-TX301RU / PT-TX301RE / PT-TX301REA / PT-TW331RU / PT-TW331RE / PT-TW331REA (serv.man2) Service Manual ▷ View online
PT-TW331R / PT-TX301R series
3-13
3-10 Electronic Function Block Diagram
Note : PT-TX300/PT-TW330 have two Fans,PT-TW240 only have one fan.
PT-TW331R / PT-TX301R series
3-14
3-11 Pin Assignment
Note: The Pin Voltage is only for your reference, as some of PIN needed to measure of
current or sync pulse to determine.
current or sync pulse to determine.
J1: 8Pin POWER From LVPS
J2:Front IR
PIN
Description
Voltage(V)
J1
pin9
PIN
Description
Voltage(V)
1
12V
12.25V +/- 5%
1
+5VSBY
5V +/- 5%
2
12V
12.25V +/- 5%
2
GND
0V
3
12V
12.25V +/- 5%
3
IR_8051_F_1
Signal (Low=0V,
High=5V)
4
5V
5V +/- 5%
5
GND
0V
J15: Speaker
6
GND
0V
PIN
Description
Voltage(V)
7
GND
0V
1
RON_1
Signal
(0V~12.5V)
8
PFC_ON
SIGNAL(High
3.3V, Low 0V)
J2
2
ROP_1
Signal
(0V~12.55V)
9
GND
0V
J13: Photo sensor
10
GND
0V
11
GND
0V
pin3
pin1
PIN
Description
Voltage(V)
12
GND
0V
1
P5V
5V +/- 5%
13
GND
0V
J15
2
PHOTO _IN
Signal
(3.15V~0V)
14
12V
12.25V +/- 5%
3
GND
0V
15
12V
12.25V +/- 5%
J13
16
12V
12.25V +/- 5%
pin2
pin1
J11: CW to MB
J23: System fan
pin3 pin1
PIN
Description
Voltage(V)
J11
PIN
Description
Description
1
CWCTR
Signal(High
10V,Low 9V)
1
FAN1_V1
4.5V~12.25V
2
CWY3
Signal(High
12.25V,Low
6.5V)
2
FAN1_LOCK
Signal (High
3.3V,Low 0V)
3
CWY2
Signal(High
12.25V,Low
6.5V)
3
GND
0V
4
CWY1
Signal(High
12.25V,Low
6.5V)
PT-TW331R / PT-TX301R series
3-15
J10:Blower
J12:Lamp Driver
PIN
Description
Voltage(V)
PIN
Description
Voltage(V)
1
FAN_V2
4.5V~12.25V
1
LAMPLIT_IN
SIGNAL(High 5V,
Low 4V)
2
FAN2_LOCK
SIGNAL (High
3.3V,Low 0V)
2
GND
0V
3
GND
0V
3
5V
5V +/- 5%
4
LAMPEN_OUT
SIGNAL(High 5V,
Low 2.5V)
5
LAMP_TXD4
SIGNAL(High 5V,
Low 2.5V)
J10 J12
pin3
pin1
pin5 pin1
PT-TW331R / PT-TX301R series
3-16
3-12 Service menu explanation
- Get into Service Mode
Press Power >Left >Right >Menu buttons sequentially on remote controller or on the top panel to
get into service mode.
get into service mode.
MCU-M12 LAN-13H
PT-TW331R-C09 <Aug 30.2013-18:32>
Lamp Hour-Full
50
Lamp Hou-Eco
30
Operating Hour
80
Lamp On/Off Counter
11/10
Lamp Voltage/ Max
41 / 41V
UART Response
0 No problems
Over Temp
0
FanLock
0
Lamp Fail
0
CW Fail
0
Spoke Test
✔
Burn in Test
✔
Color Wheel Index
✔
ADC Calibration
✔
SNID
WM2469999
Thermal Detect
Disable
Enable
Waveform ID
0/6/7/8/9/10
Debug Message PJC
On
Off
Direct Power On
On
Off
Factory Fan RPM
4882
Factory Reset
✔
Internal Bus Log
✔
Exit
✔
Click on the first or last page to see other PT-TX301RU / PT-TX301RE / PT-TX301REA / PT-TW331RU / PT-TW331RE / PT-TW331REA (serv.man2) service manuals if exist.