Panasonic TH-50PH30E / TH-50PH30ER Service Manual ▷ View online
33
TH-50PH30E / TH-50PH30ER
34
TH-50PH30E / TH-50PH30ER
35
TH-50PH30E / TH-50PH30ER
10 Block Diagram
10.1. Main Block Diagram
(LED:11TIMES)
(LED:11TIMES)
(LED:8TIMES)
(LED:4TIMES)
(LED:13TIMES)
(LED:13TIMES)
(LED:13TIMES)
(LED:13TIMES)
(LED:6TIMES)
(LED:8TIME)
(LED:7TIMES)
(LED:4TIME)
(LED:9TIMES)
COLD
(LED:2TIMES)
HOT
(LED:6TIMES)
(LED:2TIMES)
(LED:2TIMES)
(LED:13TIMES)
(LED:3TIMES)
(LED:5TIMES)
(LED:7TIMES)
A31
FAN A
SOUND +15V
FAN VOLTAGE CONTROL
FAN+15V
FAN SOS
FAN SOS
L,R
GenX7
10bit LVDS
A_SOS
UART SW2
VSUS
F+15V_MON
VSUS
Y,PB,PR
A+5V SOS
P+5V
SUB+5V
P+15V
A+15V
KEYSCAN
UART SW1
MAIN SW_ON
STB+5V
HD,VD
V1
A16
D15
IIC
TERMINALS
RXD/TXD_PC
F_STB_ON
SS11
RESET
SPEAKER
SUB5V SWITCH
A+3.3V SWITCH
ALL_OFF1
D31
LED_G
SCX1
KEY SWITCH
SP AMP L/R
SOUND+15V
(24bit)
REMOTE IN
A+3.3V
TERMINAL
P+3.3V
VIDEO SIGNAL SELECT
KEY SWITCH
P+5V
HD/VD
IP CONV.
AUDIO SIGNAL SELECT
TERMINAL
F+15V
P+15V
PANEL READY
MICOM
L/R
R+/-
+1.2V(P)
P+3.3V
SPEAKER R
+15V SWITCH
VIDEO SIGNAL DECODER
STB+3.3V
RXD/TXD_PC_G8
LDO
SPEAKER L
A+15V
MUTE
LDO
+5V(P)
HDMI SW
LED
REMOTE RECEIVER
RXD/TXD_PC_G8
SUSTAIN CONTROL
P+1.2V
Y,PB,PR
MAIN SW2
PS SOS4 /ALL_OFF
P+5V
C21
RESET
SUB+1.2V
L,R-PC
P+15V
SUB_SOS
HD,VD-1
P9
HDMI
A_SOS
PANEL SOS
C23
CVBS
SOS7_SC2
A+9V
DATA DRIVER
SUB_SOS
A+1.8V
DVI
SOS8_SS
HX1
VIDEO DATA
SUB+3.3V
A+5V
AUDIO IN
P+15V
P+5V
MAIN SW1
PWM SIGNAL
SUB+3.3V
DATA DRIVER
POWER SWITCH
DCDC
SOS6_SC1
C11
RELAY
S1
SUSTAIN CONTROL
AUDIO_SOS
SOS7_SC2
Vda
VE GEN.
SYNC
VIDEO DATA
DDR
A11
ENERGY RECOVERY
VIDEO
SN20
+9V
C1
CVBS
POWER FACTOR CONTROL
Y,PB,PR-1
SN3
VIDEO
VSUS GEN.
SUSTAIN CONTROL
D_RXD/TXD
P+5V
F+15V
COMPONENT
RECTIFIER
SS-BOARD SOS DETECT
DATA DRIVER
DCDC
R,G,B-PC
LDO
SN2
VIDEO IN
RECTIFIER
DATA DRIVER (RIGHT)
A+9V
VSUS
A5
STANDBY VOLTAGE CONVERTER
Vda
V2
R,G,B-PC
GenX8
D_RXD/TXD
REMOTE RECEIVER/LED
F_STB_ON
SCAN DRIVER
P-BOARD SOS DETECT
A+5V
STB+5V
STB+5V
V11
SN-BOARD FLOATING PART SOS DETECT
H3
DCDC
Vda
SN-BOARD ENERGY RECOVERY SOS DETECT
LDO
P34
SCAN DRIVER
STB+3.3V
CONTROL PULSE
D32
+5V
ALL_OFF1
DVI
C10
BUFFER
+3.3V
PANEL SOS
VAD GEN.
JK2301
SOS8_SS
VSCAN GEN.
H37
P+15V
P+15V
DCDC
FLASH MEMORY
D20
+3.3V(SUB)
Vda
C20
P+3.3V
COMPONENT/ COMPOSITE
EEPROM
L,R-HA
P+5V
HD,VD-PC
VIDEO DATA
V22
P+15V
R,B,G
PANEL MICOM
DIGITAL SIGNAL PROCESSOR
P+5V DET
SUSTAIN CONTROL
SUB-FIELD PROCESSOR
(24bit)
A+3.3V
D
PANEL STB_ON
SOS6_SC1
H/V SYNC CONTROL
A22
+3.3V(P)
SOS8_SS
+1.2V(SUB)
P25
DATA DRIVER
P+15V
P+15V DET
P+5V
G
RXD/TXD_HX
SOS4_PS
ON/OFF CONTROL
P+5V
POWER SOS
PLASMA AI
SOS6_SC1
SUSTAIN CONTROL
From P16
POWER MICOM
LVDS RX
SUB+1.2V
L,R-PC
P+3.3V
STB+5V
PS SOS4 /ALL_OFF
R+/-
RESET
STB+5V
PANEL STB_ON
CONTROL SIGNAL
POWER SUPPLY
P35
C2
P16
L,R-CV
DISCHARGE CONTROL
LDO
DATA DRIVER
P
S34
SOUND+15V
SUB+3.3V
DATA DRIVER
SS
SOS8_SS
AUDIO PROCESSOR
F_STB_ON
SUSTAIN DRIVE
VIDEO DATA
+3.3V(STB)
STB+5V
HDMI AUDIO
DATA DRIVER (LEFT)
VSUS
To A16
L+/-
HDMI DECODER
FLASH MEMORY
A+15V SOS
VIDEO DATA
F+15V
SYNC PROCESSOR
SOS8_SS
ALL_OFF1
DATA DRIVER
AUDIO IN
VIDEO PROCESSOR
DDR
STB_ON
DATA DRIVER
EEPROM
P+5V
SOUND+15V
DATA DRIVER
SS23
+1.8V
POWER SW
STB+5V
A+1.8V
L,R-DVI
RESET
P11
COMPOSITE
F+15V SOS
CONTROL SIGNAL
A14
P+5V
LED_G
SS3
C25
LED_R/
D_RXD/TXD
F+15V
A
Y/G
DIGITAL SIGNAL (R,G,B,HD,VD)
SOS8_SS
SN
DCDC
SCAN DRIVE
LVDS
SOS4_PS
SCAN CONTROL
DIGITAL CORE SIGNAL PROCESSOR
VSUS
HX
SOS7_SC2
P2
PC/RS232C TERMINAL
DCC_SOS
PC
VIDEO DATA
P+3.3V DET
SCAN CONTROL
PANEL READY
CPG with SS
D25
ON
P+3.3V
DVI AUDIO IN
A8
P+15V
MAIN CONVERTER
Vda
SOUND +15V
(LED:11TIMES)
(LED:11TIMES)
(LED:8TIMES)
(LED:4TIMES)
(LED:13TIMES)
(LED:13TIMES)
(LED:13TIMES)
(LED:13TIMES)
(LED:6TIMES)
(LED:8TIME)
(LED:7TIMES)
(LED:4TIME)
(LED:9TIMES)
COLD
(LED:2TIMES)
HOT
(LED:6TIMES)
(LED:2TIMES)
(LED:2TIMES)
(LED:13TIMES)
(LED:3TIMES)
(LED:5TIMES)
(LED:7TIMES)
36
TH-50PH30E / TH-50PH30ER
10.2. Block (1 of 4) Diagram
(LED:11TIMES)
(LED:11TIMES)
G
G
RXD_PC
IIC_CONT
D_TXD
D_RXD
RXD_PC_G8
UART_SW
TXD_PC_M
A_RXD_PC
DPMS_HD_SCX1
P_ON/OFF2
RXD_PC
RST2
REMOTE_IN
TXD_PC
IIC_INT_SCX1
DPMS_VD_G8
BUS_CONT
TXD_PC_SD
LED_G_SCX1
DPMS_HD_G8
F15V_MON_G8
UART_SW1
ALL_OFF1
F_STB_ON
TXD_PC_G8
LED_G_G8
XIRQ3
TXD_PC
DPMS_VD_SCX1
RST1
15V_ON/OFF
LED_R_G8
FAN_CONT
FAN_ON/OFF
FAN_SOS
SUB+5V
SUB1.2V
A+3.3V
SUB+5V
STB+3.3V
A+15V
A+5V
STB+5V
Q4353
Q4352
A+9V
Q4351
A+3.3V
SUB+3.3V
SUB+3.3V
A+5V
A+1.8V
SUB+5V
F+15V
SUB+3.3V
A+5V
FL4972
FAN+15V
HDMI PROCESSOR
7
L/R
9
HDMI
L,R-HA
Q4958
HDCP KEY
V1_V
JK3513
HDMI I/F RECEIVER
H/V
A11
PC
SYNC PROCESSOR
L,R-PC
DVDDIC +3.3V
IC4901
G
L,R-CV
10bit A/D
+9V
3
IC4001
PC AUDIO
DSP
HDMI IN
DDCC_IIC
TMDS DATA CLOCK
CLK
(Y/G,PB/B,/PR/R)
IC3282
+1.8V
+1.8V
SUB+5V
IC4903
A14
IC4471
P3V_IIC2
LED_R
F_STB_ON
IC4007
D1550
CVDD +1.8V
Q4361
LED_G
DPMS_VD 5V->3.3V
COMPONENT AUDIO
EEPROM
JK3511
COMPOSITE AUDIO
10
IC4008
Y/G,PB/B,/PR/R
DDC IIC
TMDS DATA
CLOCK
PR/R
PC AUDIO
DVI AUDIO
IC4005
SUB+3.3V
30bit RGB
+5V(HDMI)
CVBS
Q4354
+3.3V
(CVBS)
1
12
Q4957
R2
4
Y/G,PB/B,/PR/R
EEPROM
1
8
Y/G
JK4002
Q4932
L3
MUTE
3
UART SW2
IC3281
2
HS/VS/DE/CLK
+3.3V
DPMS_HD 5V->3.3V
PVDD +1.8V
PB/B
A+9V
R/G/B_PC
Q4952
11
IC4013
3
DDC IIC
10
UART SW1
VCC
IC3284
F+15V
RGB_CVBS
8
F+15V
Q4931
Q4155
DPMS_HD5V->3.3V
P_ON/OFF
R/G/B
KEY SWITCH
SOUND+15V
P_ON/OFF
HD,VD
REMOTE RECEIVER/LED
RST2
14
V1
+1.8V
SOUND+15V
REMOTE
L,R-DVI
VCC
LED_G
HD/VD
JK2401
6
LED_G
14
24.576 MHz
KEY SWITCH
4
POWER LED
A22
MAIN L/R
IC4301
X4001
IC4012
KEY SW
F+15V
LED_R
DRIVER
LED_R
2
2
3.3V
6
4
IC4006
L/R
TXD
10
5V->3.3V
TVDD +3.3V
RGB_CVBS
SW
IIC
12
11
12
HDMI
8
6
JK2402
RP/R,PB/B,Y/G
13
DDCD_IIC
V
6
+5V(HDMI)
12
COMPONENT VIDEO IN
IC3221
Q4951
STB+5V
1
VCC
RXD
JK3509
6
13
L/R
14
HD/VD
V22
+5V
RM1501
RST1
KEY INPUT
3
14
3
+5V
2
DVI AUDIO IN
R1
+5V
H/V
15
A+5V
RP/R,PB/B,Y/G
15
IC3502
PC
IC4321
1
EEPROM
DVI AUDIO
HX1
TEMP SENSOR
JK3201
DVI_DET
15
L/R
4
AVDD +1.8V
HDMI_DET
COMPONENT SELECT
5
L1
VCC
1
+5V
1
8
2
COMPONENT SELECT
15
+1.2V
IC4905
V
COMPOSITE SELECT
9
3
ALL OFF1
COMPOSITE SELECT
R/G/B
3
IC4014
1
AUDIO SELECT
RS232C
Q4954
AUDIO SELECT
L2
IC4904
COMPONENT AUDIO
2
COMPOSITE AUDIO
JK4001
VCC
DVI IN
Q4157
IIC2
V11
IIC_CLOCK
10
A16
A+5V
IIC3
1
R_PC
5V->3.3V
11
1
STB+3.3V
+9V
R_PC
A
RXD
DVDD +1.8V
14
DIGITAL CORE SIGNAL PROCESSOR
Q4104
A+9V
+3.3V
IIC_DATA
IC4322
HX
HD_PC
13
PC/RS232C TERMINAL
B_PC
COMPOSITE AUDIO IN
G_PC
PC IN
COMPONENT AUDIO IN
PC AUDIO IN
L_PC
A+9V
2
Y/G
IC4011
V2
P16
COMPOSITE VIDEO IN
DPMS_VD 5V->3.3V
TXD
VD_PC
IC4902
FOR
Q4891,92
FACTORY
R3
REMOTE RECEIVER
USE
RS232C
A/D CONV.
COMPONENT
Q4355
AVDDIO +3.3V
3
F+15V_MON
IC3283
DECODE
Q4955
L/R
Y,PB,PR-1
COMPOSITE
VIDEO PROCESSOR
P3V_IIC2
3.3V
1
1
FAN SOS DET
Q4983
FAN-SOS
3
Q4981,82
3
+9V(FAN)
IC4981
16
FAN-A
A31
+5V(FAN)
FAN VOLTAGE CONTROL
+7/12V
(LED:11TIMES)
(LED:11TIMES)
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