Panasonic TH-50PF20E / TH-50PF20ER Service Manual ▷ View online
TH-50PF20E / TH-50PF20ER
37
11 Block Diagram
11.1. Main Block Diagram
(LED:10TIMES)
(LED:6TIMES)
(LED:7TIMES)
(LED:13TIMES)
(LED:2TIMES)
(LED:10TIMES)
(LED:2TIMES)
(LED:11TIMES)
(LED:10TIMES)
(LED:11TIMES)
(LED:4TIME)
HOT
COLD
(LED:5TIMES)
(LED:6TIMES)
(LED:2TIMES)
(LED:3TIMES)
(LED:8TIMES)
(LED:7TIMES)
(LED:4TIMES)
(LED:8TIME)
(LED:9TIMES)
OR
HD,VD-2
L+/-
FAN A-C
A1
A20
A+3.3V
P+3.3V
Vda
P+15V
A+15V
Vda
F+15V
SOS7_SC2
A13
P+15V
SD46
P+5V
SOS8_SS
SS24
A+1.8V
F+15V
P+5V
Vda
DS1
DCDC
LAN+3.3V
F+15V
SCX1
P6
DCDC
P+5V
SOS8_SS
VSUS
SU11
VSUS
C10
C20
F+15V
A+9V
L,R-DVI
P+3.3V
L,R-HA
SOUND
+15V
A+9V
F+15V_MON
A+5V
A+5V
VSUS
F+15V
+1.2V(P)
L,R
DCDC
STB+5V
MAIN SW2
P+3.3V,P+5V
MAIN SW1
LAN DATA
DCDC
SDRAM
LAN
CONTROL
HD,VD
A32
RXD/TXD_LAN
DCDC
ASIC
Y,PB,PR
SS21
H37
L,R-CV
C26
DCDC
R+/-
LAN+3.3V
P+15V
STBY+3.3V
C33
DCDC
ON
P+15V
VSUS
A+15V
GenX7
S35
STB+3.3V
R,B,G
R,G,B
PC
DS2
+3.3V
P+3.3V
+2.5V(P)
Y,PB,PR-PC
+5V(P)
A+15V
IIC
A35
JK2301
A31
HDMI DVI
+3.3V(STB)
A+1.8V
A11
SOS8_SS
SOS6_SC1
A+3.3V
SLOT SOS
P+3.3V
+1.8V(P)
P2
STBY+3.3V
DCDC
HD/VD
P9
A8
DCDC
DCDC
R,G,B
A+5V
HDMI SPDIF
SS11
SS33
L/R
C31
RXD/TXD_PC
P+1.2V
DS
13
SD11
SC2
P+5V
DCDC
F+15V
A+5V
SOS8_SS
V11
P+5V
L,R-PC
STB+5V
A22
STB+5V
STB_ON
STB+3.3V
STBY+5V
STBY+5V
V22
A10
+3.3V(P)
P35
V
L,R-PC
RS232C
EEPROM
LVDS
Vda
SOS8_SS
HD,VD-PC
A+15V
Y,PB,PR-1
DS_SOS
P+2.5V
P+5V
C35
SC42
SC41
HD,VD
100BASE-TX
SC46
HX1
P+3.3V
P+3.3V
P+15V
P+5V
10BASE-T/
SOS6_SC1
P+3.3V
A+9V
A+9V
HDMI SW
STB_ON
PB30
SOUND
+15V
R+/-
Y,PB,PR-PC
VSUS
SOS4_PS
A5
A14
+1.2V(STB)
A+5V
SOS7_SC2
SC20
P+15V
EEPROM
P11
P+15V
LAN+14V
SD42
C21
L,R-1
A9
SU41
STBY+1.2V
P+5V
Vda
A+9V
HD,VD-1
C36
HX
BUFFER
DS SLOT INTERFACE
SCAN
DRIVER
PC/RS232C TERMINAL
SLOT1
DS SOS DET
CIRCUIT
LVDS IN
SCAN
DRIVER
SC-BOARD
FLOATING PART
SOS DETECT
CONTROL
PULSE
SCAN CONTROL
VAD GEN.
SC-BOARD
ENERGY RECOVERY
SOS DETECT
VSCAN GEN.
MICOM
AUDIO
SELECT
DVI
LVDS RX
VIDEO SIGNAL
DECODER
VIDEO
PROCESSOR
ASIC OUTB
IP CONV.
ASIC OUTA
DIGITAL SIGNAL PROCESSOR
VIDEO SIGNAL
SELECT
COMPONENT/
COMPOSITE
VIDEO
LVDS/OSD
AUDIO
PROCESSOR
A
TTL CONV.
HDMI
DECODER
SYNC SIGNAL
SELECT
VIDEO PROCESSOR
AUDIO
IN
HDMI
AUDIO
SYNC
PROCESSOR
AUDIO IN
REMOTE IN
RESET
A+5V SOS
DS BOARD SOS
A+15V SOS
PANEL STB_ON
DN BOARD SOS
FAN SOS
PANEL READY
PANEL SOS
F+15V SOS
LED_G
ALL OFF
KEYSCAN
LED_R/
V2
REMOTE
RECEIVER
S1
REMOTE RECEIVER/LED
LED
MAIN SW2
H3
TERMINAL
TERMINAL
SPEAKER R
SPEAKER L
V1
SPEAKER
KEY SWITCH
MAIN SW1
TERMINALS
KEY SWITCH
POWER SWITCH
POWER SW
FAN SOS DET
SOUND
CONTROL
RESET
DN BOARD
SOS
CIRCUIT
SP AMP
PS SOS4
RELAY
P-BOARD
SOS DETECT
SUSTAIN
VOLTAGE
RECTIFIER
MAIN SW1
POWER
FACTOR
CONTROL
PROCESS
VOLTAGE
RECTIFIER
RECTIFIER
RECTIFIER
ON/OFF CONTROL
STANDBY
VOLTAGE
RECTIFIER
POWER MICOM
POWER SUPPLY
P
MAIN SW2
P_S0
P_S1
VIDEO DATA
VIDEO DATA
RESET
DISCHARGE
CONTROL
P+3.3V DET
PANEL READY
P+15V DET
P+5V DET
RESET
SOS8_SS
PANEL STB_ON
SOS7_SC2
POWER SOS
PANEL MICOM
SOS6_SC1
VSUS_CON_S0
PANEL SOS
VSUS_CON_S1
ALL OFF
SUSTAIN CONTROL
SCAN CONTROL
DATA DRIVER
PLASMA AI
LVDS RX
SUB-FIELD PROCESSOR
CPG with SS
H/V SYNC CONTROL
H/V SYNC CONTROL
CONTROL SIGNAL
VE GEN.
SUSTAIN DRIVE
SS
ENERGY RECOVERY
SUSTAIN CONTROL
SS-BOARD
SOS DETECT
VSUS GEN.
DATA
DRIVER
DATA
DRIVER
DATA
DRIVER
DATA
DRIVER
DATA
DRIVER
DATA
DRIVER
DATA
DRIVER
DATA
DRIVER
DATA
DRIVER
DATA
DRIVER
DATA
DRIVER
DATA
DRIVER
DATA
DRIVER
DATA
DRIVER
DATA
DRIVER
VIDEO DATA
DATA DRIVER (LEFT)
VIDEO DATA
SUSTAIN CONTROL
VIDEO DATA
DATA DRIVER (RIGHT)
VIDEO DATA
C3
C1
SUSTAIN CONTROL
VIDEO DATA
DATA DRIVER (CENTER)
C2
DCC_SOS
PB33
PB34
PB34
PB32
P7
SU
SCAN OUT (LOWER)
SCAN OUT (UPPER)
SD
SC SCAN DRIVE
FAN VOLTAGE
CONTROL
FAN+15V
SOUND
+15V
A25
STB+5V
P25
STB+5V
(LED:10TIMES)
(LED:6TIMES)
(LED:7TIMES)
(LED:13TIMES)
(LED:13TIMES)
(LED:13TIMES)
(LED:2TIMES)
(LED:10TIMES)
(LED:2TIMES)
(LED:11TIMES)
(LED:10TIMES)
(LED:11TIMES)
(LED:4TIME)
HOT
COLD
(LED:5TIMES)
(LED:6TIMES)
(LED:2TIMES)
(LED:3TIMES)
(LED:8TIMES)
(LED:7TIMES)
(LED:4TIMES)
(LED:8TIME)
(LED:9TIMES)
PB FAN CONTROL
TH-50PF20E / TH-50PF20ER
38
11.2. Block (1 of 5) Diagram
(LED:10TIMES)
RXD_PC
SDA3
RESET
LAN14V_ON/OFF
REMOTE_OUT
P_ON/OFF
DS_SOS
IIC_CONT
SLOT_TXD
TXD_PC
SLOT1_DET
SLOT_RXD
SCL3
D3112
D3109
D3111
Q3103
F+15V
STB+3.3V
R3111
D3104
D3110
SW+3.3V
+5V
R3108
LAN+3.3V
STB+1.2V
P+1.8V
+15V(P)
STB+5V
LAN+14V
Q3104
STB+5V
D3105
STB+3.3V
R3110
Q3102
+15V
D3102
A4
B6
RTC INT
6
A_OE+/-
+1.8V
IIC_CLOCK1
B15
OVER VOLTAGE SOS
SLOT+3.3V
58
38
+9V
2
TX4+/-
41
IC3002
B2
SLOT9V
L_PC
B27
15V_ON/OFF
B21
PR_PC
36
Q3100,01
SLOT+9V
A40
2
60
TXD_PC
11
Q4903,04
IC4901
+5V
D3100,01
59
2
A_EB+/-
8
LAN+14V_ON/OFF
IC4903
B12
A13
TX0+/-
B40
IIC_CLOCK
DS SLOT INTERFACE
65
A22
REMOTE OUT
3.3V->5V
1
Q4661,62
Q3006
TX8+/-
A14
A10
B30
LAN+14V_ON/OFF
1
3
44
HX
A8
13
55
DS_SOS
P+5V
11
47
A28
IC3100
Q3000
PC/RS232C TERMINAL
+15V
B25
11
DS13
TXC+/-
1
PB_PC
F+15V
P6
4
R_1
A_OD+/-
Q4901,02
SOS
F+15V
SLOT1
Q3007
15V_ON/OFF
IC3000
IIC_DATA
TX6+/-
IC3120
PR_PC
3
RXD_PC
A_EA+- - EE+-
14
TX9+/-
57
STB5V
A_EE+/-
F+15V
IIC_CONT
TXD_S1
11
+9V
B31
TXD_PC
RXD
TX1+/-
VD_PC
PC AUDIO IN
JK3509
B23
4
RS232C
+3.3V
1
VCC
+5V
A9
54
3
B28
SLOT+9V
TXD_PC
TXD_TU
10
52
A12
RXD_TU
A_OC+/-
Q3004
A_CLK+-
SLOT15V
5
TX7+/-
A14
VD_PC
63
SCL_S1
33
61
IIC3
+1.2V
A_OA+/-
A2
JK3511
B8
A17
SLOT5V
R_PC
Y_PC
RXD_S1
5
39
IIC_CONT
P+5V
IIC3
B11
TX3+/-
REMOTE_OUT
PC IN
B17
IC4902
B26
STB+3.3V
6
A26
5V
B38
AUDIO IN R
A19
12
IC4301
REMOTE
HD_PC
9
R_PC
3
Q3001
HX1
JK3513
DRIVER
EEPROM
B3
L_PC
2
+3.3V
B19
TX2+/-
S_CLOCK3
1
51
B14
14
B5
PLUG DET
IC3502
TXD
AUDIO IN R
+9V
40
IIC_CONT1(SRQ)
F+15V_MON
49
RESET
AUDIO IN L
IIC3
A7
12
2
HD_PC
IC3001
S_DATA3
A13
RXD_PC
A1
SOUND+15V
SLOT3.3V
A15
15
A_ED+/-
Q3003
2
2
A21
A
IIC_DATA1
B24
Q3120,21
15V_ON/OFF
5V<->3.3V
P+15V
15
15
RXD_PC
L_1
B37
LAN+3.3V
2
3
7
A_EA+/-
A_OA+- - OE+-
A_EA+- - EE+-
A_OA+- - OE+-
3
TIME CLOCK
4
14
5V
B9
A5
Q3002
A_CLK+/-
1
DS2
SLOT1_DET
8
SDA_S1
A_OB+/-
AUDIO IN L
LAN14V
A_EC+/-
A10
4
12
F+15V
A_CLK+-
8
A3
SLOT1_DET
TX5+/-
RESET
64
Q3005
3
D3103
D3108
F+15V
DS1
F+15V
RESET
SLOT+9V
STB+5V
DIGITAL SIGNAL PROCESSOR
SHORT SOS
RS232C
Y_PC
10
B35
REMOTE_OUT_S1
PB_PC
4
6
7
9
11
1
5
3
8
10
2
(LED:10TIMES)
NC
TH-50PF20E / TH-50PF20ER
39
11.3. Block (2 of 5) Diagram
(LED:11TIMES)
(LED:11TIMES)
FAN_A-C
G
G
TXD_PC
F_STB_ON
REMOTE_IN
TXD_PC_M
VSYNC_ON/OFF
DPMS_HD
FAN_CONT
FAN_SOS
FAN_ON/OFF
RXD_PC
TXD_LAN
RXD_LAN
D_RXD
D_TXD
DPMS_VD
ALL_OFF
A+5V
A+1.8V
A+3.3V
FAN+15V
A+9V
A+5V
STBY+5V
A+3.3V
A+5V
FL4961
+3.3V_LAN
VDD
10bit A/D
36
3
PI1HS,PI1VS
74.25MHz
V1
+3.3V
RECEIVER
HDMI_CEC
D1550
STBY+3.3V
IC4515
IC4451
3
JK4001
REMOTE_OUT
+
1
HDMI
HD
+5V(FAN)
Y/G
12
FAN-SOS
VCC
17
3V_SCL3
3.3V
PB30
CLD
VIDEO
PROCESSOR
1
20MHz
STBY+5V
VOUT
HDA,VDA
GE0-9(10bit)
HDA,VDA
A11
MAIN SW2
LED_R
IC3272
10
30bitx2_ASIC OUT
V22
PI2G0-G9
HDMI_DET
FAN VOLTAGE
CONTROL
DVI IN
ASIC OUT A
3
A_OA+- - OE+-
5V->3.3V
67
IC4001
EEPROM
TTL
+1.8V
+1.8V
PI2B0-B9
PB32
POWER LED
SW
1
IC8301
PR-M/PB-M/Y-M
14
RESET
A5
VCC
11
ON
JK8301
IIC2
MII_MDC
1
TXD
V1_V
KEY INPUT
IC3271
EEPROM
IC8304
-
+3.3V
RTC INT
5V<->3.3V
DVDD
+1.8V
KEY SWITCH
SPI
MCCLK
VCC
DVDDIC
+3.3V
VCC1
CLKM/20MHz
A43
RESET
Y/PB/PR_PC
DECODE
3
LAN
CONTROL
RE0-9(10bit)
KEY SW
PARALLEL
LED_R
MII_TXD/
MII_RXD
+5V(HDMI)
S1
UART
30bit
IIC_IF
A+5V
IC8302
15
HDMI IN
30bit
EEPROM
LED_G
+5V(DVI)
25MHZ
JK3201
33
31
RESET
Y/PB/PR_HA
3
100BASE-TX
1
IC4004
+1.8V
DDC IIC
+5V
LAN+14V_ON/OFF
STBY+3.3V
20
FOR
FACTORY
USE
Q3211,12
MII DATA
VCC2
VD
CLK
SDA/
SCL
30bit_RGB VIDEO SIGNAL PROCESSOR
MII_TXD
MII_RXD
HDMI
DDC IIC
HD
10BASE-T/
SYNC SIGNAL
PROCESSOR
DVI_DET
4
SDA/
SCL
ASIC
REMOTE RECEIVER/LED
+1.8V
LVDS
RXD
+3.3V
FOR
FACTORY
USE
IC8308
A46
V2 KEY SWITCH
+3.3V
PVDD
+1.8V
HD
+1.8V
SPI
FRASH
MEMORY
IC4201
IC4981
CONTROL IIC
VIDEO IN SELECTOR
7
IC8303
HD_M/
VD_M
IC8305
25MHZ
CLOCK GEN
IC4312
CLOCK
REMOTE
PB33
1
25
SYNC SIGNAL PROCESSOR
2
SELECTOR
OR
LAN+3.3V
3
NETWORK
CONTROL
HD_M
10/100
EtherMAC
w/FIFO
6
+9V(FAN)
LAN
DATA
28
9
COMPONENT SELECT
PI1B0-B9
TXD_TU
VIDEO IN
H/V
LED_R
SEPA
HDMI I/F RECEIVER
+5V
HDMI PROCESSOR
SLOT1_DET
COMPONENT SELECT
A9
5
3V_SDA3
IIC_CONT
1
Y0,Y1,UV0,UV1
JK4002
PI1D(0)-(29)
HDCP KEY
+7/12V
RXD_TU
[A]
LVDS RECEIVER & TTL PARALLEL
CLK
6
DPMS_HD 5V->3.3V
6
29
HD_ADA
VD_ADA
PI2HS,PI2VS
SYNC PROCESSOR
TMDS DATA CLOCK
A_EA+- - EE+-
2
MAIN
22
A+5V
1
V11
HD/VD SELECT
IC3201
A/D CONV.
PI2D(0)-(29)
AD_G0-G9
DIGITAL SIGNAL PROCESSOR
LED_G
POWER SW
SW061
Q3271,72
D3271,72
Q4981,82
IC3202
5VNRST
MAIN SW1
DPMS_VD 5V->3.3V
HD/VD SELECT
SEPA
Y2-Y9
4
HS,VS,CLK
VD
A35
POWER SWITCH
A1
DATA
A_CLK+-
P7
VD
ASIC-ARM
V Sync
3
AVDD
+1.8V
DS_SOS
30
IC4003
A+9V
5V->3.3V
PB34
TEMP
SENSOR
+1.8V
TMDS DATA CLOCK
Q4157
IC4281,82
S35
DS1
8
Q4451,52
RM001
IC4005
SDA/SCL
9
HDMI_CEC
H/V
A
PI2R0-R9
Q4104
ASIC OUT B
IC4002
CLK
UV2-UV9
IC4007
PR/R
DATA
A22
VD_M
MCLD
3
DDCB_IIC
DDCC_IIC
PB/B
MCDATA
FAN SOS DET
PI1G0-G9
AUDIO IN L
Q3273,74
D3273,74
1
CLK5
Q3203
R/G/B
3
AUDIO IN R
18
IC4006
IC4361
REMOTE RECEIVER
6
AD_R0-R9
IIC3
+5V
R/G/B
H Sync
4
Q3201,02
SYNC SEPA
SIGNAL
IIC2
+3.3V
1
PI1R0-R9
LED_G
HS,VS,CLK
15V_ON/OFF
1
IIC
BE0-9(10bit)
30bit
AD_B0-B9
8
11
10
6
7
2
3
5
1
9
4
35
38
33
34
31
36
32
37
30
29
27
28
26
24
39
23
22
21
25
IIC3
28.64636
MHz
IIC2
TVDD
+3.3V
CVDD
+1.8V
20MHz
+1.8V
(LED:11TIMES)
(LED:11TIMES)
FAN_A-C
PB FAN CONTROL
TH-50PF20E / TH-50PF20ER
40
11.4. Block (3 of 5) Diagram
(LED:10TIME)
(LED:6TIMES)
(LED:8TIMES)
(LED:13TIME)
(LED:3TIMES)
(LED:7TIMES)
(LED:2TIMES)
(LED:2TIME)
(LED:9TIMES)
(LED:5TIMES)
(LED:4TIMES)
(LED:11TIMES)
(LED:10TIME)
(LED:2TIMES)
G
G
G
G
DVI_DET
5VRXD_TU
FAN_ON/OFF
3.3VRXD_TU
ALARM
AUDIO_SOS
SLOT1_DET
D_RXD
RTC_INT
RXD_PC
KEY_INPUT
TXD_PC_M
ALL_OFF
FSTB+15V_MON
READY
LED_R
DPMS_HD
SOUND_MUTE
DPMS_VD
NRST
REMOTE_IN
HDMI_DET
P_ON/OFF
LAN+14V_ON/OFF
IIC_CONT
15V_ON/OFF
FAN_CONT
PANEL_STBY_ON
5VNRST
FAN_SOS
SOUND_MUTE
F_STB_ON
LED_G
PANEL_STBY_ON
DS_SOS
5VTXD_TU
D_TXD
VSYNC_ON/OFF
XIRQ3
NRST
NRST
XIRQ3
FL4008
P+5V
A+1.8V
A+3.3V
A+15V
A+5V
STBY+5V
P+15V
STBY+3.3V
A+9V
FL4007
D4665
STBY+3.3V
P+3.3V
D4664
D4663
STBY+1.2V
A+1.8V
IIC3
30
L/R_PC
RESET
GOUT
STB_
IIC2
R2
A6
+3.3V SOS
SCX1
-
EEPROM
SP_L+
IC9003
AUDIO IN(L/R_DVI)
H3
CLK
IC9304
IC2302
P+15V
DDR_SDRAM
BUFFER
VIDEO DATA
OUTPUT
31
Q4351
9
LSI RESET
H
VIDEO SIGNAL PROCESSOR
IC4382
STB+3.3V
STB+5V
(COMPONENT)
PANEL MAIN ON
P+3.3V
VIDEO/PANEL CONTROL
SOUND_MUTE
VCC
Q4670
L_OUT-
11
PI2D(10)-(19)
LOGIC
OUT+
P3V_
IIC2
STB_IIC2
IIC_SW
ADDRESS
DATA
IP CONVERTER
RESET
SCX1
TERMINAL
OSD I/F
L2
Q4667
POWER SOS
IC9801
R1
SC20
16
L
KEY_INPUT
PI1D(0)-(29)
DVI
COMPOSITE
SCX1
+1.2V
5V
SCX IN B
IC9001
1
IC9802
VOUT
3
53
DCC_SOS
+2.5V
P+15V
SUSTAIN CONTROL
FAN_CONT
P+15V
P+5V
55
PI1D(10)-(19)
ROUT
PI1HS,PI1VS
49
DDR_SDRAM
FLASH I/F
SPEAKER L
MUTE
SOS6_SC1
C31
OUT-
AUD_SEL2
CONTROL DATA
SCX1 IN
SLOT1_DET
2
UHZ
AUD_SEL2
POCLK/74.25M
PANEL STATUS
R_OUT-
5V<-3.3V
P3V_IIC1
TXD_PC
IC4704
RXD_PC
LAN+14V_ON/OFF
52
P+3.3V
STB_
IIC1
P25
+5V(P)DET
VIDEO DATA
P+5V
1
38
IIC
IIC2
30bit
DVDD
IC4503
3
RST
H
RESET
8
VSUS_CON_S0
IN3
10
IC9004
DQ0-DQ15
TTL
SOUND_MUTE
STB_IIC1
CPG with SS
A+9V
R3
L
CLD
SDA/SCL
SOUND+15V
L/R
IC9800
LVDS DATA
PLASMA AI
L/R_CV
ALARM
IC2305
(COMPOSITE)
FSTB+15V_MON
PANEL SOS
1
PWM IN
16Mbit
POWER SOS
TXD_TU
H37
SCX IN A
JK2401
PC
VIDEO SWITCH
PI2D(0)-(29)
PANEL_STATUS
READY
RTC_INT
IN1
+2.5V
AUD_SEL1
SOS7_SC2
+3.3V
IC2301
PI2HS,PI2VS
+1.8V
IIC
Q4669
AVDD
SCAN CONTROL
IC4314
+15V(P)DET
A+9V
DPMS_HD
SCAN CONTROL
AUDIO INPUT(L/R_HA)
P_S0
A+5V
FPGA_CLK
SDA4/SCL4
Q4663,64
AUDIO IN(L/R_CV)
P+15V
+5V
H/V SYNC CONTROL
IC4502
H
RESET
18
1
DDR_SDRAM
IC9300
SDA3/SCL3
HS,VS,CLK
PANEL MAIN
ON
P3V_IIC2
L/R_HA
+1.8V
JK8500
SOUND CONTROL
FAN_SOS
PANEL SOS
D_TXD
AUDIO_SOS
+3.3V
DS BOARD SOS
DISCHARGE
CONTROL
H
OUT+
USE
DATA
3
IIC CONT
FPGA_DATAIN
SP AMP
7
DDR_SDRAM
LVDS
READY
P+3.3V
IC2304
IC9400-02
FOR
L OUT-
POWER ON/OFF
INTERFACE
+1.8V SOS
SP_L-
PI1D(0)-(9)
CONTROL DATA
FACTORY
FPGA_LD
30bit
SDA2/SCL2
MICOM
+1.2V
P+3.3V
A+15V SOS
SP_R+
HDMI_DET
A31
POWER_ON/OFF
INTER FACE
LVDS DATA
JK8500
A+3.3V
GenX7
LED_G
+1.2V
+3.3V
IIC
JK2402
JK2301
IIC1
IC4313
10bit LVDS
IC4703
SCX1 IN
Q4668
R_OUT+
SOS8_SS
IN4
PI1D(20)-(29)
LED_R
DCC_SOS
IC4702
39
SEL1
SUSTAIN CONTROL
TERMINAL
40
LVDS RX
SPEAKER R
TERMINALS
PI2D(0)-(9)
L/R_DVI
A0-A19
+3.3V
+
PI2D(20)-(29)
CONTROL DATA
A8
15
A
AUDIO SOS
VSYNC
VIDEO DATA
A20
BUFFER
(DVI)
COMPONENT
HS,VS,CLK
REMOTE IN
29
P_S1
ODVDD
IC4501
OSD I/F
+3.3V(P)DET
DRVRST
IIC2
FLASH MEMORY
D_RXD
AUDIO INPUT
SELECT
IC2303
ASIC-ARM
SDA1/SCL1
SOS8_SS
ALARM
FLASH
MEMORY
PARALLEL
DVI_DET
PANEL STBY ON
L1
STB_ON
R OUT-
35
5
+9V SOS
L_OUT+
VIDEO DECODER
VSUS_CON_S1
SUB-FIELD PROCESSOR
LVDS OUT
DIGITAL SIGNAL PROCESSOR
DN BOARD SOS
OSD
FLASH MEMORY
CLK_O
A32
L OUT+
L
VCC
L3
IIC4
BOUT
PANEL MICOM
R OUT+
INTERFACE
DPMS_VD
15V_ON/OFF
PD4H
STB+3.3V/RESET
P3V_
IIC1
SOS6_SC1
L
OUT-
A+5V SOS
SOS7_SC2
P+3.3V
RXD_TU
IC2306
EEPROM
A25
C21
SPEAKER
SEL2
CLOCK IN
FAN_ON/OFF
SP_R-
A+15V SOS
AUD_SEL1
Q2301
UHZ
HSYNC
IN2
DATA
ALL_OFF
VIDEO DATA
STB_IIC2
+3.3V
IC9803
28
30
22
27
23
26
25
29
21
24
39
37
32
33
35
36
38
31
34
VSYNC_ON/OFF
20MHz
10MHz
36MHz
24.576
MHz
INT1
STBY
XIRQ3
(LED:10TIME)
(LED:6TIMES)
(LED:8TIMES)
(LED:13TIME)
(LED:3TIMES)
(LED:7TIMES)
(LED:2TIMES)
(LED:2TIME)
(LED:2TIMES)
(LED:9TIMES)
(LED:5TIMES)
(LED:4TIMES)
(LED:11TIMES)
(LED:10TIME)
Click on the first or last page to see other TH-50PF20E / TH-50PF20ER service manuals if exist.