Panasonic TH-42PD12E Service Manual ▷ View online
TH-42PD12E
37
10.3. Block (2 of 4) Diagram
(LED:10TIME)
(LED:13TIME)
(LED:2TIME)
(LED:11TIMES)
(LED:10TIMES)
(LED:11TIMES)
OSD
FAN_SOS
+2.5V SOS
PI1D(12)-(19)
15V_ON/OFF
A-LVDS0
4
STB+5V MON
FAN_CONT
PI2D(22)-(29)
Q4706
BE0-9(8bit)
E-LVDS4
DN SOS
LVDS OUT
+1.2V
FOR
20
IC4715
UART SW 5V->3.3V
Q4705
IIC2
CLK
P+5V SOS
IC4211,12
IC4002
3.3V
Q4704
IIC4
P+15V SOS
D_TXD
A5
Q3911,12
B-LVDS1
FOR
HD-M/
VD-M
D_IIC_DATA1
+3.3V
29
SCW IN A
PANEL STBY ON
SDA/SCL
R/G/B
30
1
10
+9/7.2V
A
LVDS
D+LVDS3
CLOCK
SOS DET
Q4709,10
CLKM/20MHz
CLD
STB_ON
Q4708
+9/7.2V
VSYNC
Q4712
FAN_A-B
PANEL STBY ON
HDA,VDA
D4356
14
FAN A
+1.8V SOS
5V->3.3V
OVEN
VOLTAGE
13
PANEL SOS
HD_ADA
VD_ADA
CLPA
10bit LVDS
+9V SOS
P+15V SOS
1
FAN STOP
DPMS_HD 5V->3.3V
+1.2V SOS
BOUT
Q4713
DPMS_HD
REMOTE IN
DPMS_VD
15
LED_G
MICOM
LED_R
IC4906
DS SOS
PANEL_STATUS
FACTORY
SYNC
SEPA
IC4901
KEY_INPUT
TTL
D-LVDS3
5V<-3.3V
HD,VD,CLK
SCW IN B
+5V
CLOCK GEN
8bit
A+LVDS0
12
SDA/SCL
19
VSYNC
RE0-9(8bit)
PANEL_STATUS
IC4201
-LVDSCLK
Q4715
23
MCCLK
ASIC-ARM
FACTORY
PI2D(2)-(29)
LSI RESET
D_IIC_CLK1
TXD_PC
RXD_PC
10bit RGB VIDEO SIGNAL
+3.3V
D_RXD
D_TXD
+2.5V
+2.5V
CLP
80MHz
FPGA_CLK
+3.3V_AVDD
+1.2V
HSYNC
IC4351
DPMS_SW
PARALLEL
A/D CONVERTER
+5V
A22
IC4721
Q4351,52
2
A24
IC4515
V/S_SEL
IC4001
FAN B
3
C+LVDS2
-
FSTB+15V_MON
DRIVER
FAN CONT
1
TEMP
SENSOR
ASIC-ARM
3
Q4903
PI2D(12)-(19)
D4353
D4355
IC3551
3
7
IC4716
FSTB+15V_MON
DATA
FPGA_DATAIN
CLOCK IN
SDA2/SCL2
HDA,VDA,
CLPA
POCLK/80M
21
8Mbit
ROUT
IIC3
DDR_SDRAM
HD/VD SWITCH
RST IN
9
GE0-9(8bit)
ADDRESS DATA
A11
VIDEO SIGNAL PROCESSOR
MCLD
IC4703
HSYNC/VSYNC/CLAMP
IIC2
IC4712,13
10bit
PI2D(2)-(9)
HD_M/
VD_M
SDA4/SCL4
IC4714
D_IIC_DATA2
IC4905
SDA3/SCL3
FLASH MEMORY
SCW3
POWER_ON/OFF
D_IIC_CLK2
IC4704
SYNCRO
PROCESSOR
D_IIC2
HSYNC
B+LVDS1
EEPROM
RXD_PC
R/G/B_0-9
DIGITAL SIGNAL PROCESSOR
IC4702
26
E+LVDS4
RESET
IIC2
A0-A18
IC4502
IC3552
DDR_SDRAM
DPMS_VD
INTERFACE
24
CLK_O
+3.3V
INTER FACE
VCC
DATA
CLD
FLASH MEMORY
RS232C
DATA
+3.3V
IIC4
DQ1-DQ15
PANEL SOS
ASIC
PI1D(12)-(19)
6
IP CONVERTER
IIC1
C-LVDS2
SDA1/SCL1
ALL_OFF
D_RXD
IC3581
SCW3
FPGA_LD
HD/VD SWITCH
A/D_C
DPMS_VD 5V->3.3V
SOUND MUTE
USE
IC4501
+
2088MHz
SYNC_INH(M)
DPMS_HD
CLK
+3.3V
AVDD
IIC CONT
USE
VCC
CS(M)
+LVDSCLK
27
IC4501
VCC
+1.8V
TXD_PC
IC4516
R/G/B
GOUT
MCDATA
D5
A4
+1.8V
24bit
D_IIC1
HS,VS,CLK
10bit LVDS
3
1
9
7
8
6
4
2
10
5
ALL_OFF
HD02
AD_VD
DPMS_HD
PANEL_STBY_ON
PLLV
READY
TXD_PC_M
PLLH
ALARM
RXD_PC
FAN_SOS
FAN_CONT
RESET
LED_R
RXD_PC1
LED_G
V/S_SEL
KEY_INPUT
READY
D_TXD
REMOTE_IN
IIC_CONT
RXD_PC
FAN_CONT
ALARM
PANEL_STBY_ON
TXD_PC_M
15V_ON/OFF
FAN_SOS
DPMS_VD
STB_ON
AD_HD
SOUND_MUTE
D_RXD
CS(M)
VD02
SYNC_INH(M)
TXD_PC
+3.3V(STB)
+3.3V(SW)
+15V(FAN)
D4713
+5V(P)
D4714
+1.2V(P)
+5V(P)
PA4901
+2.5V(P)
+15V(P)
+2.5V(P)
+3.3V(SW)
+9V(P)
D4715
+5V(STB)
+1.8V(P)
D4718
+3.3V(SW)
TPF0S
STB+5V
TPFA9
+3.3V(STB)
+2.5V(P)
D4901
+3.3V(STB)
+5V(FAN)
+15V(P)
R4361
(LED:10TIME)
(LED:13TIME)
(LED:2TIME)
(LED:11TIMES)
(LED:10TIMES)
(LED:11TIMES)
TH-42PD12E
38
10.4. Block (3 of 4) Diagram
HOT
HOT
(LED:2TIMES)
(LED:7TIMES)
COLD
(LED:4TIMES)
(LED:4TIMES)
(LED:3TIMES)
(LED:5TIMES)
(LED:8TIMES)
COLD
(LED:6TIMES)
PANEL_MAIN_ON
PHOTO
COUPLER
IIC
VIDEO DATA
D31
SOS8_SS
1
FLASH I/F
IC9808
POWER MICOM
IC9004
AC DET
T200
26
7
21
PANEL_STATUS
T8AH 250V
30
Q505
L100,L101
IC9807
A5
IC700
+15V(P)
12
IC302
2
6
1
H/V SYNC CONTROL
MAIN SW2
23
55
A6
20
+15V(SND)
Vda
P11
PFC_ON/OFF
LVDS
DATA
SOS6_SC1
Q504
DATA DRIVER
CONTROL DATA
P25
2
+15V(P)
F_STBY ON
RESONANCE
R141
T8AH 250V
PHOTO COUPLER
IC9805
AC DET
D100
E+LVDS4
IC600
D_IIC1
D_IIC2
IC202
SUSTAIN CONTROL
CPG with SS
MAIN SW1
RESET
+15V(SND)
T300
19
D+LVDS3
40
B+LVDS1
DDR I/F
A+LVDS0
C+LVDS2
STB5V_ ON/OFF
FLASH
MEMORY
P35
+2.5V
EEPROM
2
POWER SWITCH
3
USE
PLASMA AI
IC300
PD2M
9
9
VIDEO DATA
ALARM
BUFFER
15
A6
6
1
11
2
IC303
15
+5V(P)
+3.3V
IC603
IC500
3
POWER SOS
IC9806
D-LVDS3
SOS7_SC2
1
PANEL SOS
POWER SOS
COMPARATOR
P34
FILTER
+2.5V
27
STB
PANEL MICOM
D_IIC_CLK2
STB
ERROR DET
D_IIC_DATA2
14
IIC
VIDEO DATA
+1.2V
1
RESET
10
PLASMA AI PROCESSOR
ALL_OFF
IC9003
5
AUX_ON/OFF
RL100
+5V(STB)
SC2
Q304,Q305
C11
SW061
12
RESET
P6
IC701
10bit LVDS
RECTIFIER
29
PANEL SOS
CONTROL
B-LVDS1
17
IC100
T630mAL 250V
7
54
+15V(P)
D506
10
5
+5V(P)
+3.3V
10bit LVDS
AUX_ON/OFF
Vda
ERROR DET
D5
POWER
CONTROL
D_IIC2
1
+3.3V
1
FSTB+15V
D_RXD
5
4
+15V
IC9901
1
IC9303
D25
9
SC20
Vsus
Q104
+5V(P)
2
Vda
PHOTO COUPLER
CLK
24
9
POWER SOS
PHOTO COUPLER
D_RXD
1
LIVE
11
IIC
READY
3
+2.5V
D_TXD
+5V
P7
SOS6_SC1
MAIN RELAY_ON
IC9900
+5V(P)
IIC
+3.3V(STB)
FOR
1
3
SUB-FIELD PROCESSOR
T100
SCAN CONTROL
1
R737
68
PANEL STATUS
14
FACTORY
Q302,Q303
S1
PANEL_MAIN_ON
Vsus
+5V(STB)
+2.5V
STB+3.3V/RESET
FSTB+15V
Q609
RESET
RL102
+1.2V
PHOTO COUPLER
Vda
FSTB+15V
D6
D_IIC1
P9
+5V(P)
PFC
Q704
UHZ
IC502
IC702
+15V(P)
8
+5V(STB)
SOS7_SC2
IC9001
RECTIFIER
D_IIC_DATA1
1
Q602
DISCHARGE
CONTROL
VIDEO DATA
+5V(P)
15V
F_STBY ON
RUSH RELAY_ON
+3.3V(P)DET
AC CORD
D_TXD
F_15_ON
ALL_OFF
+5V(P)
2
Q600
12
C21
+LVDSCLK
P
ON
POWER SOS
C-LVDS2
IC301
OVER
VOLTAGE
DET
PANEL STBY ON
Vsus
30
4
D200
-LVDSCLK
SOS8_SS
PFC
CONTROL
54
IC200
R735
POWER SWITCH
SS11
D
POWER SOS
MAIN SW_ON
+1.2V
+15V(SND)
A-LVDS0
+15V(P)
IC601
PHOTO COUPLER
6
POWER SOS
E-LVDS4
D_IIC2
D32
T301
PFC
Vda
+15V(P)
NEUTRAL
RL101
DISCHARGE CONTROL
DDR
MEMORY
PANEL_
STBY_ON
+5V(P)
14
2
FORMAT CONVERTER,
UHZ
GenX7
13
SUSTAIN CONTROL
POWER SUPPLY
D_IIC_CLK1
D_IIC2
+5V(P)
7
+5V(P)DET
6
+15V(P)DET
IC9500
+15V(P)
P2
CONTROL DATA
CONTROL DATA
S34
LIVE
PANEL_MAIN_ON
LVDS RX
NEUTRAL
IC201
29
D20
SCAN CONTROL
POWER ON/OFF
1
C25
+15V(P)
PANEL_MAIN_ON
+3.3V
VIDEO/PANEL CONTROL
PANEL MAIN ON
IC304
Vsus
ERROR DET
IC602
D510
PANEL_STBY_ON
ALARM
READY
F101
D501
D302
D712
D706
F100
F200
D711
D705
D700
PR101
D502
D204
F201
HOT
HOT
(LED:2TIMES)
(LED:7TIMES)
COLD
(LED:4TIMES)
(LED:4TIMES)
(LED:3TIMES)
(LED:5TIMES)
(LED:8TIMES)
COLD
(LED:6TIMES)
TH-42PD12E
39
10.5. Block (4 of 4) Diagram
(LED:8TIMES)
(LED:6TIMES)
(LED:7TIMES)
PANEL SUSTAIN
DRIVER
MID
4
SCAN OUT (UPPER)
PANEL DRIVER
IC16788,89
CML
SC3
SC
BUFFER
PHOTO COUPLER
VOH
3
SCAN
MID
IC16561,62
OC1
2
SC
42
SC2
Q16101
IPD CIRCUIT
15
SCAN CONTROL
CIS
17
42
+5V(P)
C23
2
1
CONVERTER
SCAN DATA
IC16786,87
Q16672
PHOTO COUPLER
Vsus
UEH
UML
DRIVER
(SC2)
SCAN
1
+5V(P)
14
SS2
PHOTO COUPLER
VE GEN.
CONTROL DATA
(INIT-F)
MID
5
8
CSH
REG.
P11
SS3
Q16876
BUFFER
15
14
BUFFER
VE Gen.
DROP
SD
42
CML
C25
(15V_F)
16
F_5V_A
CRC2
D16871
SCAN OUT (LOWER)
Vfo
+5V
CERS
D31
SCAN DRIVE
5
IC16312
5
SD
46
BUFFER
VAD
15V_F
3
IC14954-56
IC16241
16V-F
CRC1
14
IC16131
ELECTRODE
CPH2
PHOTO COUPLER
9
IPD CIRCUIT
REG.
2
+5V(P)
PC16603
Q16490
OC2
CMH
IC16724
Vda
CB2
D16859
UHZ
1
LED(G)
C2
IC16784
SOS8_SS
SUSTAIN CONTROL
VOLTAGE
D32
SC
20
2
SUSTAIN DRIVE
CONNECTOR
SS
58
SU
11
SS3
Q16401
INVERTER
UML
SD
PLASMA PANEL
SU
CB5
IC16563
PC16685
IC17201,02
MID
SS
11
Vscn
PC16191
CIRCUIT
VSCN
1
5
55
FPC DET
Vfo
Vda
VIDEO DATA
IC16521
VIDEO DATA
IPD CIRCUIT
2
D20
IC16490,91
Q16422
CB7
ERROR DET
2
IC16773
CPH2
Q16621
SS
53A
SIU
IC17203
1
SHUNT REG
Q16604
68
1
SC50
UHZ
3
PANEL DRIVER
Q16402
BUFFER
UEH
CERS
IC16692
Q16622
CONTROL DATA
1
CSL
SEPA PROTECT
CB8
IC16725
(SC1)
CMH
SU1B-SU4B
SS
22
Vda
CPH1
PC16480
NAND GATE
C10
SS23
COUPLER
PANEL SCAN
SOS7_SC2
IC16304
SUSTAIN CONTROL
(LOWER)
Q16021,2
UMH
5
IC16464,65
IC16791
+5V(P)
SD1B-SD4B
IC16581
+5V
P35
Q16601
SUSTAIN CONTROL
MAIN_STOP
SC
46
CSH
SOS8_SS
PHOTO COUPLER
SOS6_SC1
13
PC16601
+5V(P)
CRC2
P2
ERROR DET
1
CB1
+5V(P)
1
ERROR DET
PLASMA PANEL
CB3
+15V(P)
+5V
ELECTRODES
ERROR DET
GEN.
SS
2
CSL/CML GATE
DRIVE CIRCUIT
VOL
MID
UMH
F_5V_B
CERS
1
CIS
SHUNT REG
SS
23
C1
+5V(P)
CSH/CMH GATE
DRIVE CIRCUIT
8
IPD CIRCUIT
FOR
FACTORY
USE
+15V(P)
Q16661
IC14951-53
13
SUSTAIN
2
PHOTO
SS
24
CPH1
CEL
COMPARATOR
SIU
BUFFER
9
OC2
29
DATA DRIVER (LEFT)
PC16192
DRIVER
MID
PLASMA PANEL
4
SCAN
PC16684
Q16280
VSUS Gen.
C21
IC16501
SUSTAIN CONTROL
SCAN
CB6
PC16461
4
SC
41
VSCN-F
67
VSET GEN.
Q16102
PHOTO
COUPLER
CRC1
5
SCNR_PRO
SHUNT
20
1
Q16421
CSL
(VAD)
1
CLK
SC3
IC16771
3
1
Q16001,2
Q16818
Vda
IC14901-03
C23
DATA DRIVER (RIGHT)
SOS8_SS
1
SD
11
Q16607
IC16661
2
1
DRIVER
7
DRIVER
CEL
8
16
15V_F
SU
41
Q16451
SHUNT
VSCN GEN.
DRIVER
IC14904-06
SCAN
CONTROL
D16860
14
CLK
C20
30
DC/DC
IC17101,02
OC1
SCNR_PRO
8
Q16441
IC14961-65
INVERTER
+15V(P)
C11
CB4
TPSC1
D16282
D16280
D16820
TPSS1
VF_GND
D16481
D16493
D16480
VR16601
TPVCN
D16901
TPVSET
D16725
D16473
D16721
D16461
TPVSUS
TPSOS6
TPSOS7
TPVAD
D16920
TPVSUS
5V
TPVE
D16821
D16583
D16791
VR16600
5V
(LED:8TIMES)
(LED:6TIMES)
(LED:7TIMES)
TH-42PD12E
40
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