Panasonic PT-TW371R Service Manual ▷ View online
DIA-4
BLOCK & SCHEMATIC DIAGRAMS
<LW375 / LB305 / TW371R /TW370 / XW3370 series>
F2003
VA2001
LF2001
K2010
AC FILTER
K2008
K2001
IC621
FA5613
PFC Control
K2100
IC2002
FA8A01
Power Control
S16V
S16V
S-5V
P_ON/OFF
1
2
2
3
4
5
5
6
7
8
9
9
10
K2300
FB
T2
PC2180
BALLAST
AC 380V
1
1
5
5
4
4
P3001
P3002
Lamp SW
FAN_ERR
LAMP_EN
H:
TRUE
H: TRUE
TXD1
C13
D13
ON_5V
ON_1_8V
FAN_SW
ON_15V
ON_3_3V
ON_1_0V
ON_1.0V_P
ON_16V
G2
J3
H5
H2
H3
H4
H1
J1
H: TRUE
H: TRUE
H: TRUE
H: TRUE
H: TRUE
H: TRUE
H: TRUE
H: TRUE
H: TRUE
H: TRUE
H: TRUE
H: TRUE
P_FAIL
IC1001
CPU
W1
L1
P_LAN_FAIL
E24
IC4002
S5V
Q4003
IC5010
IC3901
IC3046
Q3821
Q3811
IC3010
Q4005
S3.3VSI
S1_8V_HDMI_SI
S1V_VCCK
1_8VDDR
3_3VCC3
3_3VSH
2_5V_RX
2_5V_TX
2_5V_IO
S1V_LVDS
S1V_PLL
15_5V
AUDIO_POWER_5_5V
MAIN
S16
V
V
S6
V
P_ON
/OFF
IC1801
MCU
PIC16F1824
3_3SDA/3_3SCL
D21/C21
IC1002
TEMP. SENSOR A
(PANEL)
IC1003
TEMP. SENSOR B
(LAMP)
IC1902
TEMP. SENSOR
(EXT.)
P_KEY
R17
P_KEY
ON_16V_MCU
P_ON/OFF
ON_MCU
8
7
2
3
9/10
1/2
5/6
10
120°C
FAN_ERR
D24
FAN FB
IC3100
D3005
D3006
D3007
D3008
D3006
D3007
D3008
D3014
LAMP
P3003
FAN_ERR
FANC_ERR
RXD1
TXD_LAMP
RDX_LAMP
POWER
7
7
7
1. 3. Power and protection loop
DC-DC * 3
DC-DC
3 group fans
Audio amplifier
3 group
LCD panels
S12.5V
FR9888
3_3V_MCU
DC-DC
CXA3828
15.2V
3.3V
Other IC
S5V
S3.3V
3.3VD-PWC
3.3VA-PWC
3.3V-FLASH
FR9888*2
1_8V
1.8V
1.8VD-PWC
S1_8V
1.8V-DDR2
TD5830A
1.0V
1.0VD-PWC
PS29152
TPC6113
2_5V_TX
2_5V_RX
2.5V
2_5V_IO
3_3VSH
3_3VCC3
TPC6113
1_8VDDR
SUB CPU
TD5830
S1V_VCCK
1.0V
S1V_PLL
S1V_LVDS
CXD3551GG
PW868
16V
S1V_PLL
1. 2. Power control circuit
DIA-5
BLOCK & SCHEMATIC DIAGRAMS
<LW375 / LB305 / TW371R /TW370 / XW3370 series>
2
3
1
3
2
1
5
8
6
34
18
33
26
30
31
1/2
17
43/44
19
10
14
22
IC5202
PT2830
IC1001
PW878LHB
K1203
PC_R
K1
20
3
PC_L
VEDIO_R
K1202
VEDIO_L
16
20
HDMI_R
HDMI_L
SDA
SCL
SD_MCU
IC5005
HDMI
AUDIO
OUTR
OUTL
P5003
AMUOUT
OUIT_DET_EXT
1. 4. Audio control circuit
2
3
1
3
2
1
8
5
6
4
Q5001
Q5005
Q5006
13
22
18
29
28
17
16
43
11
46
24
7
OUT_DET_EXT
IC5007
PT2334
IC1001
PW686LHB
K1203
PC_R
K1
20
3
PC_L
VEDIO_R
K1
20
4
VEDIO_L
CLK
LRCLK
DATA
SD_PW
MUTE
OUTR
OUTL
P5003
5
2
7
5
2
7
5
2
7
FANC_SW
H6
3
3
3
FANC_ERR
FAN ERR
AA10
Lamp_cold
FN3005
1
2
2
D3014
W13
FANC_DA
Power_out
FN3004
1
2
2
IC3280
FR9888
D3008
7
0
0
3
D
3
8
2
3
Q
D3011
IC3250
FR9888
H5
Lamp_out
FAN_SW
FN3003
1
2
2
FN3002
1
2
2
T12
FANB_DA
D3006
IC
100
1
P
WC
87
8
87
8
Y12
FANA_DA
Panel_B/G
Q3361
Q3030
D3005
IC3009
FR9888
Panel_R
S16V
FAN_A
FN3001
1
2
2
FAN_C
FAN_B
R/C
C1
2
1
2
1
E4
LAMP COVER SW
1
2
3_3SDA
E1
LAMP_EN
10
IC1002
TEMP
SENSOR A
SENSOR A
TEMP
SENSOR B
SENSOR B
TEMP SENSOR
<PANEL>
IC1003
<LAMP>
IC1902
<EXT.>
3_3SCL
P3006
3
2
2
8
P3002
IC3100
GL810S
5
BALLAST
LAMP cooling Fans
Exhausting FANS
LCD PANEL
COOL ING FANS
COOL ING FANS
FAN_ERR
Power ERR: ON
P3001
4
`
1. 5. Fan control circuit
For LB305 / XW3370 series
For LW375 /TW371R /TW370 series
DIA-6
BLOCK & SCHEMATIC DIAGRAMS
<LW375 / LB305 / TW371R /TW370 / XW3370 series>
2. Interconnection Block Diagram
J4
P3001
P3002
B
G
R
B03
B04
PROJECTION LENS
LAMP
B-P.C.B
<BALLAST>
CONNECT-P.C.B
INTERACTIVE CAMERA
MODULE-P.C.B
MODULE-P.C.B
RC-P.C.B
PANEL_G INTAKE FAN
LAMP_OUT FAN
AC INLET
J9001
FN3002
FN3001
P3003
P3001
P5030
P3002
POWER _OUT FAN
FN3005
P-P.C.B
K2008
FILTER-P.C.B
J9002
J9003
SPEAKER
P5003
P3005
Temp sensor-P.C.B
LAMP COLD FAN
LAMP SWITCH
PANEL_R INTAKE FAN
P3006
P3004
K2300
K2100
K2001
P2 P3 P4
1
2
FN3004
FN3003
*1
*2
*1: For Portable model series
*2: For Short-throw model series
*2: For Short-throw model series
P3004A
P1001
P6002
P6001
IRISMOTO-P.C.B
P4001
CN2
CN1
CN3
FRONT RC-P.C.B
BACK RC-P.C.B
A-PCB
*1
*2
P1001
P1902A
Only for model PT-TW371R
*2
P5002
USB A
VIEWER/
WIRELESS
USB B
DISPLAY
LAN
HDMI IN
MONITOR OUT
SERIAL IN
COMPUTER 2 IN
COMPUTER 1 IN
VIDEO IN
AUDIO IN
VARIABLE
AUDIO OUT
P5005
P5001
J4050
J4503
J4501
K1202
K1203
MINI USB
For LW375 /TW371R /TW370 series
DIA-7
BLOCK & SCHEMATIC DIAGRAMS
<LW375 / LB305 / TW371R /TW370 / XW3370 series>
For LB305 / XW3370 series
B
G
R
B03
B04
PROJECTION LENS
LAMP
B-P.C.B
<BALLAST>
RC-P.C.B
PANEL_G INTAKE FAN
LAMP_OUT FAN
AC INLET
J9001
FN3002
FN3001
P3003
P3001
P5030
P3002
POWER _OUT FAN
FN3005
P-P.C.B
K2008
FILTER-P.C.B
J9002
J9003
SPEAKER
P5003
P3005
Temp sensor-P.C.B
LAMP COLD FAN
LAMP SWITCH
PANEL_R INTAKE FAN
P3006
P3004
K2300
K2100
K2001
P2 P3 P4
1
2
FN3003
FN3004
*1
*2
*1: For Portable model series
*2: For Short-throw model series
*2: For Short-throw model series
P3004A
P1001
P6002
P6001
IRISMOTO-P.C.B
P4001
CN2
CN1
CN3
FRONT RC-P.C.B
BACK RC-P.C.B
A-PCB
*1
*2
P1001
P1902A
*2
USB B
HDMI IN
MONITOR OUT
SERIAL IN
COMPUTER 1 IN
VIDEO IN
AUDIO IN
VARIABLE
AUDIO OUT
P5005
K4050
J3502
J4501
K1202
K1203