Panasonic TH-42PH12U Service Manual ▷ View online
TH-42PH12U
41
11.5. Block (4 of 6) Diagram
(LED:11TIMES)
(LED:11TIMES)
(LED:11TIMES)
(LED:10TIMES)
(LED:10TIMES)
(LED:2TIMES)
(LED:13TIMES)
G
G
FAN_CONT
HD-M
D_RXD
PI1VS
LED_G
SLOT1_DET
DS_SOS
HD01
5VRXD_TU
5VTXD_TU
ALL_OFF
SLOT2_DET
IIC_CONT
IIC_SW_DAC4
DPMS_VD
VD-M
DPMS_VD
SLOT3_DET
5VTXD_TU
KEY_INPUT
IIC_SW_DAC3
TXD_PC_M
READY
STB_ON
ALL_OFF
3.3VRXD_TU
PI1HS
3.3VRXD_TU
DAC1
LED_R
ALARM
RXD_PC
PANEL_STBY_ON
DPMS_HD
PANEL_STBY_ON
IIC_SW_DAC4
FAN_SOS
FAN_SOS
FSTB+15V_MON
LED_G
15V_ON/OFF
IIC_CONT
PLLV
FAN_CONT
RTC_INT
DPMS_HD
RXD_PC
DAC1
DPMS_HD
VD01
DPMS_VD
RXD_PC
RTC_INT
TXD_PC
RTC_INT
STB_ON
DAC0
RESET
TXD_PC_M
ALARM
5VRXD_TU
DS_SOS
IIC_SW_DAC3
D_TXD
KEY_INPUT
LAN+14V_ON/OFF
TXD_PC
LED_R
PLLH
15V_ON/OFF
LAN+14V_ON/OFF
DAC0
RESET
FSTB+15V_MON
READY
SOUND_MUTE
SOUND_MUTE
D4712
D4901
D4714
D4715
D4716
D4713
FL4501
+5V(P)
+3.3V(SW)
+1.8V(P)
+3.3V(SW)
+15V(P)
+1.8V(P)
+5V(P)
+15V(P)
+5V(FAN)
+2.5V(P)
+3.3V(SW)
+3.3V
+3.3V(SW)
+3.3V(STB)
+3.3V(STB)
+3.3V(P)
+5V(STB)
+3.3V(P)
+3.3V(STB)
+3.3V(P)
+1.2V(P)
+2.5V(P)
+2.5V(P)
+1.8V(P)
+1.2V(P)
+3.3V(STB)
STB+5V
+15V(FAN)
+1.2V(P)
PA4901
TPFA9
TPF0S
R4361
+5V(STB)
15
REMOTE
B_CLK+-
30
45
LED_G
PANEL STBY ON
8
DS BOARD SOS
MCDATA
DN11
SDA/SCL
+3.3V SOS
SDA3/SCL3
43
B+LVDS1
C-LVDS2
D_TXD
+3.3V
SLOT3_DET
R/G/B_0-9
MCLD
8Mbit
CLK
IIC1
CLK
A+LVDS0
D_IIC1
D_IIC_DATA1
FSTB+15V_MON
VIDEO SIGNAL PROCESSOR
Q4709,10
HSYNC
HS,VS,CLK
IC4714
17
15V_ON/OFF
10bit
B_EA+- - EE+-
+15V(P)
ADDRESS
DATA
DATA
A_OA+- - OE+-
DAC1
USE
REMOTE_OUT
PANEL SOS
+1.2V
PB_M
E-LVDS4
TXD_TU
E+LVDS4
IC4904
HS,VS,CLK
23
Q4707
IC4712
IIC3
DAC0
BOUT
IC4002
Q4713
12
MCCLK
ALL_OFF
36
30bit
+3.3V
PI1B0-B9
VD_M
SLOT1_DET
VSYNC
FLASH MEMORY
HDA,VDA,
CLPA
ASIC-ARM
D_IIC_CLK1
DN1
TTL
67
CLK5
B_CLK+-
IC4351
SYNC
SEPA
IC4501
P+5V SOS
ODD
20
HD_M
+9/7.2V
+1.2V SOS
INTERFACE
HDA,VDA
IIC2
DS1
A-LVDS0
DN2
ASIC-ARM
PI1D(10)-(19)
DN BOARD SOS
[A]
FPGA_CLK
C+LVDS2
FLASH MEMORY
S_CLOCK2
PANEL SOS
EVEN
+1.2V
REMOTE_IN
-LVDSCLK
+3.3V
PI2D(0)-(9)
2
EVEN
HD-M/
VD-M
CLOCK
INTER FACE
RTC_INT
IC4703
37
VD SWITCH
FOR
AD_B0-B9
21
7
RESET
GOUT
LVDS CLK
B_OA+- - OE+-
R/G/B
+1.8V
DPMS_VD
LED_R
CLKM/20MHz
RTC_INT
G/Y_M
RXD_TU
LVDS
DPMS_HD
46
13
LVDS CLK
REMOTE_OUT
CLOCK IN
DATA
+5V
74.25MHz
[B]
+5V(STB)
IIC_SW_DAC4
FAN_A-B
IIC_CONT
31
Q4706
REMOTE IN
+
P+15V SOS
30
28
+LVDSCLK
POCLK/74.25M
50
PI2B0-B9
DDR_SDRAM
56
DATA
IP CONVERTER
ODD
SLOT2_DET
AD_H,AD_V
LED_G
SCW3 IN
+
TEMP
SENSOR
+2.5V
IIC4
CLK
IIC2
34
IC4903
S_DATA3
IC4721
PARALLEL
FSTB+15V_MON
FAN A
TXD_TU
RXD_PC
LVDS EVEN
GE0-9(10bit)
59
HD_ADA
VD_ADA
CLPA
FACTORY
ASIC
IC4902
DPMS_SW
PANEL STBY ON
SCW3 IN
HSYNC/VSYNC/CLAMP
A_CLK+-
TXD_PC
PI2R0-R9
IIC2
4
PANEL_STATUS
FAN_SOS
24
10bit LVDS
Q4704
TXD_PC
27
42
DQ1-DQ15
1
OVEN
VOLTAGE
IC4211,12
20
R/PR_M
D_TXD
A/D CONVERTER
DAC0
PI2D(10)-(19)
3
IIC CONT
AD_R0-R9
LVDS ODD
DATA
+15V(P)
PARALLEL
SDA4/SCL4
CLK
CLP
CLK_O
KEY_INPUT
23
27
LSI RESET
RESET
6
PI1R0-R9
DS_SOS
48
15
Q4901
DN4
5V->3.3V
PI2G0-G9
FAN CONT
IC4501
2
HD_M/
VD_M
16
FAN STOP
41
+3.3V
CLD
1
RXD_TU
-
DN32
IIC_SW_DAC3
67
B_EA+- - EE+-
PI1D(0)-(9)
IC4716
19
ASIC OUT A
USE
ROUT
RST IN
LVDS
33
CLOCK GEN
IC4704
DN
D_RXD
SCW IN A
PR_M
LVDS IN_B
+3.3V(STB)
IIC4
A/D_C
B/PB_M
DN31
51
33
3
IC4501
IIC2
LVDS EVEN
PI2D(20)-(29)
VSYNC
+1.8V SOS
RECEIVER
PI1HS,PI1VS
MICOM
IIC_SW_DAC4
RE0-9(10bit)
LAN+14V_ON/OFF
B-LVDS1
RTC_INT
+3.3V
AVDD
PI1G0-G9
3
Q4903
Q4708
TTL
26
HSYNC
BE0-9(10bit)
6
LVDS
POWER_ON/OFF
Q4351
PARALLEL
D+LVDS3
+5V(P)
IIC3
Q4715
LVDS ODD
D_IIC_CLK2
CLD
SCW3
P+15V SOS
24
52
2
10
21
SOS DET
26
IC4502
4
ALL_OFF
66
+1.8V
STB_ON
47
SDA/SCL
A_CLK+-
R/G/B
HS,VS,CLK
30bitx2_ASIC OUT
30bit
D_IIC_DATA2
DAC1
FOR
35
IC4514
IC4201
REMOTE
DIGITAL SIGNAL PROCESSOR
10
A_OA+- - OE+-
29
S_DATA2
RXD_PC
STB_ON
5V->3.3V
ASIC OUT B
D4352
D4353
-
+9/7.2V
TTL
LVDS OUT
Y_M
SDA1/SCL1
R/G/B
-
30bitx2_RGB VIDEO
SIGNAL PROCESSOR
IC4001
LED_R
IC4715
Q4705
10bit LVDS
SDA2/SCL2
PI1D(20)-(29)
LAN+14V_ON/OFF
+1.2V
5V
A_EA+- - EE+-
A/D
36
DATA
15V_ON/OFF
39
+5V
9
IIC_SW_DAC3
PI2D(0)-(29)
DN5
14
SCW3
58
EEPROM
KEY_INPUT
FAN_CONT
B_OA+- - OE+-
LVDS RECEIVER & TTL PARALLEL
S_CLOCK3
FPGA_DATAIN
DATA
D_IIC2
29
AD_G0-G9
SCW IN B
1
PI1D(0)-(29)
A0-A18
SCW3
22
D4356
DS3
DPMS_VD
DDR_SDRAM
+
+3.3V_AVDD
+3.3V
DPMS_HD
FAN B
FACTORY
HD SWITCH
A_EA+- - EE+-
D_RXD
FAN+15V
+2.5V
D-LVDS3
OSD
LVDS IN_A
5V<-3.3V
PANEL_STATUS
65
IC4702
3.3V
+3.3V
FPGA_LD
40
HS,VS,CLK
+2.5V SOS
D5
53
8bit RGB VIDEO SIGNAL
RECEIVER
2088MHz
IC4901
STB+5V_MON
SOUND_MUTE
SOUND_MUTE
57
(LED:11TIMES)
(LED:10TIMES)
(LED:10TIMES)
(LED:2TIMES)
(LED:13TIMES)
(LED:11TIMES)
(LED:12TIMES)
(LED:11TIMES)
(LED:12TIMES)
(LED:11TIMES)
(LED:10TIMES)
(LED:10TIMES)
(LED:2TIMES)
(LED:13TIMES)
TH-42PH12U
42
11.6. Block (5 of 6) Diagram
(LED:2TIMES)
(LED:8TIMES)
(LED:6TIMES)
(LED:3TIMES)
(LED:7TIMES)
(LED:5TIMES)
(LED:4TIMES)
HOT
COLD
(LED:4TIMES)
HOT
COLD
HOT
COLD
READY
PANEL_STBY_ON
ALARM
D502
D501
D712
D204
D700
D706
D705
D302
D711
H
D930
F100
PR101
F902
F201
F901
F101
F200
NO HOLDER
NO
HOLDER
NO HOLDER
NO
HOLDER
NO HOLDER
NO HOLDER
NO
HOLDER
POWER SOS
26
10bit LVDS
11
24
IC9500
4
USE
POWER SOS
D_IIC_CLK2
1
SC20
READY
PANEL MAIN ON
SUSTAIN CONTROL
SOS8_SS
C+LVDS2
IC9303
D_TXD
7
C21
+15V(P)
EEPROM
2
PANEL SOS
D_IIC_DATA2
54
D-LVDS3
FOR
POWER SOS
1
19
CONTROL DATA
FORMAT CONVERTER,
+5V(STB)
VIDEO DATA
7
PANEL STATUS
D_IIC1
SOS7_SC2
10
SOS6_SC1
SOS8_SS
D_IIC2
29
30
15
DISCHARGE CONTROL
10bit LVDS
CLK
29
PLASMA AI
FLASH
MEMORY
+1.2V
12
A+LVDS0
C11
PANEL SOS
2
SOS6_SC1
IC9901
+15V(P)
VIDEO DATA
+5V(P)
D_TXD
+5V(P)
PANEL MICOM
+3.3V
GenX7
D
DATA DRIVER
CONTROL DATA
+2.5V
D_IIC2
IIC
D_IIC_DATA1
IC9001
-LVDSCLK
LVDS
DATA
20
+3.3V(P)DET
DISCHARGE
CONTROL
55
SUSTAIN CONTROL
40
D_RXD
DDR I/F
IC9900
+2.5V
D5
14
PD2M
3
CONTROL DATA
D_IIC_CLK1
IC9003
+3.3V
+5V(P)
POWER SOS
PLASMA AI PROCESSOR
CPG with SS
+1.2V
E-LVDS4
RESET
FLASH I/F
+15V(P)
VIDEO DATA
PANEL_MAIN_ON
+15V(P)DET
E+LVDS4
D6
+3.3V(STB)
21
IIC
D_IIC1
+5V(P)
6
PANEL STBY ON
VIDEO/PANEL CONTROL
D_RXD
D_IIC2
12
+5V(P)
DDR
MEMORY
VIDEO DATA
27
ALARM
C-LVDS2
13
+5V(P)
IIC
PANEL_MAIN_ON
D20
23
A-LVDS0
SOS7_SC2
DN5
15
H/V SYNC CONTROL
IIC
1
2
+LVDSCLK
PANEL_
STBY_ON
SCAN CONTROL
14
SUB-FIELD PROCESSOR
B-LVDS1
+5V(P)DET
D+LVDS3
6
9
B+LVDS1
68
+5V(P)
D25
5
+15V(P)
SCAN CONTROL
1
30
PANEL_STATUS
14
D_IIC2
PANEL_MAIN_ON
FACTORY
LVDS RX
D32
9
D31
54
P6
Vsus
T200
1
NEUTRAL
P2
11
+15V(P)
RESET
12
PFC
R141
Q304-Q307
POWER
CONTROL
IC701
NEUTRAL
Vda
ERROR DET
LIVE
F_15_ON
MAIN SW_ON
P9
Q104
6
ALL_OFF
T301
POWER SUPPLY 2
15V
+5V(STB)
CONTROL
P
1
+5V(STB)
IC301
Vsus
P35
TV SUB ON
1
2
STB
P7
RL100
2
2
3
IC500
PFC
AC DET
Q504
IC200
AC DET
1
IC201
PHOTO
COUPLER
9
FSTB+15V
IC202
STB5V_ ON/OFF
+5V(P)
Q704
RL101
RESONANCE
MAIN RELAY_ON
FSTB+15V
IC302
P25
+15V(P)
6
PHOTO COUPLER
9
7
POWER SOS
P11
C25
Vda
Q505
5
1
ALL_OFF
+15V(SND)
RL102
3
SS11
Vda
DS4
MAIN SW1
T100
1
+5V(P)
P34
PFC
CONTROL
T630mAL 250V
+15V
IC304
8
IC602
PHOTO COUPLER
PHOTO COUPLER
IC601
COMPARATOR
IC300
S1 POWER SWITCH
FILTER
RECTIFIER
POWER SWITCH
IC702
SW061
PHOTO COUPLER
IC303
D100
RECTIFIER
POWER SOS
T300
5
Vda
LIVE
10
1
L100,L101
1
FSTB+15V
2
+15V(SND)
Q302,Q303
POWER MICOM
R735
ON
Vda
1
R737
MAIN SW2
PANEL_MAIN_ON
Vsus
ERROR DET
S34
Vsus
3
IC700
TV SUB ON
4
IC603
+15V(P)
Q600
D200
Q609
Q602
D506
IC100
+5V
+15V(P)
T8AH 250V
IC502
RUSH RELAY_ON
T8AH 250V
PFC_ON/OFF
RESET
IC600
PHOTO COUPLER
DS6
STB
ERROR DET
OVER
VOLTAGE
DET
SC2
UHZ
UHZ
17
IC9004
STB+3.3V/RESET
RESET
+3.3V
POWER ON/OFF
BUFFER
+3.3V
IC9805
IC9806
+1.2V
IC9808
+2.5V
AUX_ON/OFF
+2.5V
IC9807
AUX_ON/OFF
POWER SUPPLY 1
PF
PF1
AC CORD
1
NEUTRAL
LIVE
4
T8AH 250V
T8AH 250V
PF9
1
2
FILTER
FILTER
LF901
LF903
D910
RECTIFIER
CONTROL
STB
IC930
IC910
PHOTO
COUPLER
PC920
STB
ERROR DET
RL920
T920
PF10
1
STB5V
2
DS10
F_STB_ON
4
5
FSTB+15.7V
FSTB+15.7V
(LED:2TIMES)
(LED:8TIMES)
(LED:6TIMES)
(LED:3TIMES)
(LED:7TIMES)
(LED:5TIMES)
(LED:4TIMES)
HOT
COLD
(LED:4TIMES)
HOT
COLD
HOT
COLD
TH-42PH12U
43
11.7. Block (6 of 6) Diagram
(LED:8TIMES)
(LED:6TIMES)
(LED:7TIMES)
D16280
D16282
TPVE
TPVSUS
TPSS1
D16473
5V
D16480
D16901
D16493
D16791
D16481
D16461
TPVSET
D16820
TPVAD
D16821
D16725
TPVSCN
TPSC1
D16583
D16721
TPVSUS
5V
TPSOS6
TPSOS7
VR16600
VR16601
VF_GND
D16920
VF_GND
VF_GND
4
2
Q16021,2
+5V(P)
PC16192
IPD CIRCUIT
IC16304
13
SS
23
IC16131
1
UEH
1
Q16001,2
SS
11
SS
53A
1
15
PLASMA PANEL
SOS8_SS
+15V(P)
IC16241
Vsus
SS
22
UML
UMH
C23
5
1
P11
14
Q16102
SUSTAIN CONTROL
DRIVER
DRIVER
VSUS Gen.
BUFFER
VE Gen.
ERROR DET
SUSTAIN CONTROL
PANEL SUSTAIN
ELECTRODE
ELECTRODE
SUSTAIN DRIVE
SS
Q16280
PC16191
Q16101
UMH
UEH
UML
IC16312
2
SS
58
1
1
14
15
SS
24
13
PHOTO
COUPLER
SHUNT
REG.
VE GEN.
MID
MID
SC3
5
SS3
MID
3
FPC DET
(LOWER)
SS2
CONNECTOR
SUSTAIN
VIDEO DATA
2
CONTROL DATA
C25
CB8
D31
C21
C10
SOS8_SS
+5V(P)
C1
CONTROL DATA
SUSTAIN CONTROL
55
Vda
Vda
1
Vda
CB7
DATA DRIVER (RIGHT)
C11
+5V(P)
BUFFER
1
+5V(P)
CB2
BUFFER
SOS8_SS
PANEL DRIVER
C2
CB3
20
68
1
IC17201,02
VIDEO DATA
7
PANEL DRIVER
+5V(P)
IC17203
IC17101,02
SUSTAIN CONTROL
+5V(P)
2
1
16
14
CB4
PLASMA PANEL
D32
1
CB6
CB5
P35
29
5
42
Vda
67
SS23
CB1
BUFFER
C20
DATA DRIVER (LEFT)
C23
IC16490,91
SCNR_PRO
F_5V_A
IC16725
CSH
PHOTO COUPLER
OC2
+5V(P)
MAIN_STOP
CERS
PHOTO COUPLER
DRIVER
Q16604
DRIVER
8
(INIT-F)
IC16788,89
IC14954-56
ERROR DET
PHOTO COUPLER
IC16692
SC50
SC2
CEL
PHOTO COUPLER
PC16601
D16871
FOR
FACTORY
USE
OC1
Q16621
Q16451
(15V_F)
BUFFER
8
5
IC16501
SOS7_SC2
SD
46
2
16
CERS
CRC1
IC16724
5
8
+5V
(SC1)
COUPLER
PC16461
1
CIS
PC16480
SEPA PROTECT
DROP
IC16786,87
SIU
P2
CMH
CPH1
SHUNT REG
16V-F
F_5V_B
CONVERTER
SC3
COMPARATOR
SCAN DATA
DRIVER
Q16441
VSET GEN.
INVERTER
Vfo
REG.
SCAN
IPD CIRCUIT
Q16672
CPH2
ERROR DET
SS3
SD1B-SD4B
SC
SD
42
DRIVER
MID
IC16773
30
SCNR_PRO
VSCN
CSH/CMH GATE
DRIVE CIRCUIT
VOLTAGE
CSL
Q16601
IC14904-06
(SC2)
SCAN
CONTROL
VSCN-F
D20
Q16422
3
CPH1
INVERTER
2
+5V
CSL/CML GATE
DRIVE CIRCUIT
CSL
IC16661
IC16784
SHUNT
SCAN CONTROL
CML
8
SD
11
VSCN GEN.
+15V(P)
2
IC14961-65
CMH
NOR GATE
SCAN DRIVE
GEN.
+5V
SU
41
SC
46
PC16684
SCAN OUT (UPPER)
9
Q16622
PANEL SCAN
5
VOH
SU1B-SU4B
CML
Q16607
ELECTRODES
VOL
1
Q16818
IC14951-53
CLK
Q16401
2
SCAN
CRC2
IPD CIRCUIT
3
PHOTO
SCAN
D16859
ERROR DET
SCAN
9
LED(G)
SOS6_SC1
CLK
SC
20
SC
41
IC16771
VAD
(VAD)
MID
Q16876
PLASMA PANEL
IPD CIRCUIT
CSH
MID
IC16563
UHZ
Q16421
PC16685
BUFFER
PC16603
4
SC
42
SHUNT REG
IC16581
CEL
SU
15V_F
UHZ
CIS
1
CPH2
IC16791
SD SCAN OUT (LOWER)
OC2
PHOTO COUPLER
4
15V_F
DC/DC
+15V(P)
SU
11
2
Q16402
17
14
SIU
Vfo
CRC2
IC14901-03
Vscn
CERS
3
1
IC16561,62
Q16661
IC16464,65
CRC1
D16860
Q16490
IC16521
OC1
CIRCUIT
(LED:8TIMES)
(LED:6TIMES)
(LED:7TIMES)
TH-42PH12U
44
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