Panasonic TH-R42PV7KH / TH-R42EL7KS Simplified Service Manual ▷ View online
4.11. K and S-Board
A
B
C
D
E
F
G
H
I
1
2
3
4
5
6
SW2500
S1
TNPA4138
1
S
PbF
ORDERNO.
1
3
C2502
C2503
SW2500
R2506
R2507
S1
TNPA4138
1
S
PbF
SEE REVERSE FOR ORDER NO.
1
3
TH-R42PV7KH
K-BOARD TNPA4312AC
S-BOARD TNPA4138AC
K-BOARD TNPA4312AC
S-BOARD TNPA4138AC
TH-R42ELKS
K-BOARD TXN/K1MJTR
S-BOARD TXN/S1MJTR
K-BOARD TXN/K1MJTR
S-BOARD TXN/S1MJTR
TH-R42PV7KH
K-BOARD TNPA4312AC
S-BOARD TNPA4138AC
K-BOARD TNPA4312AC
S-BOARD TNPA4138AC
TH-R42ELKS
K-BOARD TXN/K1MJTR
S-BOARD TXN/S1MJTR
K-BOARD TXN/K1MJTR
S-BOARD TXN/S1MJTR
K-BOARD (FOIL SIDE)
TNPA4312AC(PV7KH)
TXN/K1MJTR(EL7KS)
TNPA4312AC(PV7KH)
TXN/K1MJTR(EL7KS)
K-BOARD (COMPONENT SIDE)
TNPA4312AC(PV7KH)
TXN/K1MJTR(EL7KS)
TNPA4312AC(PV7KH)
TXN/K1MJTR(EL7KS)
S-BOARD (FOIL SIDE)
TNPA4138AC(PV7KH)
TXN/S1MJTR(EL7KS)
TNPA4138AC(PV7KH)
TXN/S1MJTR(EL7KS)
S-BOARD (COMPONENT SIDE)
TNPA4138AC(PV7KH)
TXN/S1MJTR(EL7KS)
TNPA4138AC(PV7KH)
TXN/S1MJTR(EL7KS)
Parts Location
K-BOARD
Q2510
B-4
Q2511
D-4
Q2513
C-4
Q2518
B-4
Q2519
E-3
Q2520
E-4
TRANSISTOR
K
S
D 2 5 2 0
D 2 5 2 5
D 2 5 3 0
R M 2 5 1 0
J 1
J 2
J 3
J 4
J5
J 6
J7
J 8
J9
K 1
J 1 0
S W 3 7 5 1
S W 3 7 5 2
S W 3 7 5 3
S W 3 7 5 4
S W 3 7 5 5
F
- /
+ /
T V
A V
E U R O
TNPA4312
K
1
P b F
O R D E R N O .
1
8
C 2 5 1 2
C 2 5 1 4
Q 2 5 1 0
C2515
Q2511
C 2 5 1 6
C 2 5 1 7
Q2513
Q 2 5 1 8
Q 2 5 1 9
C 2 5 2 1
C 2 5 2 2
C2523
Q2520
R2516
R2517
R2519
D 2 5 2 0
D2524
R2520
D 2 5 2 5
R2521
D 2 5 2 6
R2522
R2524
D 2 5 2 9
R2525
R 2 5 2 6
R 2 5 2 9
D 2 5 3 0
D 2 5 3 2
R 2 5 3 0
R 2 5 3 1
R2538
R 2 5 4 0
R2542
RM2510
R 2 5 4 5
R2553
R 2 5 5 4
R2555
R 2 5 5 6
R2557
R 2 5 5 8
R2561
R2562
R 2 5 6 4
K 1
S W 3 7 5 1
S W 3 7 5 2
S W 3 7 5 3
S W 3 7 5 4
S W 3 7 5 5
R 3 7 5 0
R 3 7 5 1
R3752
R 3 7 5 3
R 3 7 5 4
P b F
1
TNPA4312
K
S E E R E V E R S EF O RO R D E RN O .
1
8
TH-R42PV7KH / TH-R42EL7KS
25
TH-R42PV7KH / TH-R42EL7KS
26
5 Schematic and Block Diagram
5.1. Schematic Diagram Note
TH-R42PV7KH / TH-R42EL7KS
27
5.2. Main Block Diagram
S.R.
LVDS format
S.R
SS12
64
DCLK
SS11
STB_PS/
+15V
P11
STB12V
WRITE PROTECT
S.R
RECTIFIER
SD CARD
RECTIFIER
P5V
64
MICOM
RECTIFIER
SS_SOS8
TV_L/R
SS23
ASDIO
D
SUSTAIN
L/R
DISPEN
MAIN
64
FLASH CONTROL
S.R.
12V
P5V
PCLK/NCLK
OUT
SUSTAIN
64
PROCESS
+5V
BOOT
ROM
ROM
LATCH,SFVRST,SFRST
VOLTAGE
VSUS
PULSE
VCXO
+15V
STB12V
VOLTAGE
DIGITAL SIGNAL PROCESSOR
S.R
SD
GENERATOR
*CLK
IN
REMOTE RECEIVER
VOLTAGE
Peaks-Lite 2
X'tal
S
VDA
LINE
PULSE
[ANALOG]
ADDRESS
VSUS
SLOT
S.R
STB_PS
S.R.
AC CORD
STB_PS
SELECT
PS_SOS
VOLTAGE
POWER
Vda
SCART
RESET IC
PROM
VOLTAGE
VIDEO
DATA0
128Mbit
DDR
DDR
DCK
STB3.3V
D5
RECTIFIER
EEPROM
NOR
FLASH
FLASH
Y,PB,PR
HDMI IN
RESET
D-LATCH
SOS1
CONTROL
V,R,G,B
FACTOR
AUDIO
L
VIDEO
AMP
DRVRST
COMP
VDA
P_ON/OFF
STBY5V_M
SWITCH
+15V
*Discharge Control
DATA DRIVER(LEFT)
DG1
64
AV1
H12
P2.5V
SC
MAIN
TUNER
OUT
L/R
STANDBY
64
16/32Mbit
Flash-ROM
Flash-ROM
DC/DC CONVERTER
R
S.R.
*H,V Snyc Control
S1
SUSTAIN
S.R
64
SCAN OUT
SCART
64
S.R
S.R.
(4MByte)
SELECT
FILTER
FCLK,FPDATA[1:0]
SPEAKER
D20
C11
15V
R
L/R
REG
RESET
RESET
VOLTAGE
MCU
GENERATOR
CONTROL
D31
S.R
VOLTAGE
SCAN OUT
C2
RECTIFIER
SU
R[9:0]
SPEAKER
L
VSUS
S.R.
FORMAT CONVERTER,
OSD
64
PULSE
POWER LED
5V
AUDIO
DC/DC
1.8V
1.8V
C23
32k
Vda 75V
CONTROL
MSP
SUSTAIN
P9
THERMAL
(VE)
[27MHz]
P12
DC/DC
1.2V
1.2V
SENSOR
XRST
AUDIO
S.R
IIC2
*Sub Filed Processor
TV-V
C1
64
SCAN DRIVE
P3.3V
STB12V
AD/HDMI
S.R.
RELAY
D25
64
*RGB:10bit(or8bit)
PROTECTION(SOS)
DC/DC
3.3V
3.3V
POWER SW
D32
CONTROL
B[9:0],HD,VD
STANDBY
*VD,HD
SC20
P1.2V
K
SCAN
LINE
DG5
L/R
G[9:0]
AV2
S.R
S.R
S.R
S.R
C21
*LVDS receiver
Discharge
Control(SC)
Control(SC)
REMOTE/LED
DATA DRIVER(RIGHT)
INPUT
64
P25
PD1-M plus
STB5V
*Plasma AI
DDR2x2
SC2
C,V
CLOCK
POWER SUPPLY
SUSTAIN DRIVE
FILTER
C20
ERASE
SIF
CONTROL
SOS2
P2
VDA
PULSE
Discharge
Control(SS)
Control(SS)
K1
PLASMA AI PROCESSOR
Data Driver
Control
Control
C10
PULSE
STB12V
POWER
FPGA
SS
SPEAKER
SS34
PROCESS
VOLTAGE
INPUT
P
DG
TH-R42PV7KH, EL7KS
Main Block Diagram
Main Block Diagram
TH-R42PV7KH, EL7KS
Main Block Diagram
Main Block Diagram
MEM
S.R.
KEY SCAN
STB5V
POWER SOS
CONVERTER
PD5
PD3
DC-DC CONVERTER
+15V
P5
PD4
F_STBY_15V
DC/DC
PD
DC POWER
DC POWER
DG3
DG4
TH-R42PV7KH / TH-R42EL7KS
28
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