Panasonic TX-PR37C10 Service Manual ▷ View online
29
8.2.2.
RF white balance adjustment
Name of measuring instrument
Connection
Remarks
W/ B pattern
Color analyzer
(Minolta CA-100 or equivalent)
Color analyzer
(Minolta CA-100 or equivalent)
RF input
Panel surface
Panel surface
Steps
Remarks
• Make sure the front panel to be used on the final set is fitted.
• Make sure a color signal is not being shown before adjustment.
• Put the color analyzer where there is little colour variation.
• Make sure a color signal is not being shown before adjustment.
• Put the color analyzer where there is little colour variation.
Picture menu : Dynamic
ASPECT : 16:9
ASPECT : 16:9
Adjustment
Remarks
1. Display the white balance pattern.
2. Enter the service adjustment mode.
3. A number key [ 1 ] or [ 2 ] are operated and [ WB-ADJ ] is displayed.
2. Enter the service adjustment mode.
3. A number key [ 1 ] or [ 2 ] are operated and [ WB-ADJ ] is displayed.
Check that the color balance is [ COOL ].
4. Select [ G-CUTOFF ] item, using the number-key [ 3 ] or [ 4 ], and set to [ 80 ], using the
volume-key [ + ] or [ - ].
Also, [ B-CUTOFF ] and [ R-CUTOFF ] set to [ 80 ]
Also, [ B-CUTOFF ] and [ R-CUTOFF ] set to [ 80 ]
5. Set [ G-DRIVE ] at [ E0 ](37 inch / 42 inch), [ D0 ](50 inch).
6. Touch the signal receiver of color analyzer to the highlight window's center, and adjust B
6. Touch the signal receiver of color analyzer to the highlight window's center, and adjust B
drive and R drive so x, y become the [ COLOR TEMP COOL ] in the below table.
7. All RGB drive increase so that the maximum drive value of RGB may become [ FC ].
([ ALL-DRIVE ] set to [ FC ].)
8. Set colorbalance to [ NORMAL ] using [ 7 ] key.
9. Fix G-CUTOFF, B-CUTOFF and R-CUTOFF at [ 80 ].
9. Fix G-CUTOFF, B-CUTOFF and R-CUTOFF at [ 80 ].
10. Fix G drive at [ E0 ] (37 inch / 42inch), [ D0 ] (50 inch).
11. Adjust B-DRIVE and R-DRIVE so the highlight window’s x, y become the [ COLOR TEMP
NORMAL ] in the below table.
12. All RGB drive increase so that the maximum drive value of RGB may become [ FC ].
([ ALL-DRIVE ] set to [ FC ].)
13. Set colorbalance to [ WARM ] using [ 7 ] key.
14. Fix G-CUTOFF, B-CUTOFF and R-CUTOFF at [ 80 ].
15. Fix G drive at [ E0 ] (37 inch / 42 inch), [ D0 ] (50 inch).
16. Adjust B-DRIVE and R-DRIVE so the highlight window’s x, y become the [ COLOR TEMP
14. Fix G-CUTOFF, B-CUTOFF and R-CUTOFF at [ 80 ].
15. Fix G drive at [ E0 ] (37 inch / 42 inch), [ D0 ] (50 inch).
16. Adjust B-DRIVE and R-DRIVE so the highlight window’s x, y become the [ COLOR TEMP
WARM ] in the below table.
17. All RGB drive increase so that the maximum drive value of RGB may become [ FC ].
([ ALL-DRIVE ] set to [ FC ].)
Highlight section
Signal amplitude 75%
Value is Hex.
Signal amplitude 75%
Value is Hex.
30
8.2.3.
1080i white balance adjustment
Name of measuring instrument
Connection
Remarks
1080i W/ B pattern
Color analyzer
(Minolta CA-100 or equivalent)
Color analyzer
(Minolta CA-100 or equivalent)
Component input
Panel surface
Panel surface
Steps
Remarks
• Make sure the front panel to be used on the final set is fitted.
• Make sure a color signal is not being shown before adjustment.
• Put the color analyzer where there is little colour variation.
• Make sure a color signal is not being shown before adjustment.
• Put the color analyzer where there is little colour variation.
Picture menu : Dynamic
ASPECT : 16:9
ASPECT : 16:9
Adjustment
Remarks
1. Display the white balance pattern.
2. Enter the service adjustment mode.
3. A number key [ 1 ] or [ 2 ] are operated and [ WB-ADJ ] is displayed.
2. Enter the service adjustment mode.
3. A number key [ 1 ] or [ 2 ] are operated and [ WB-ADJ ] is displayed.
Check that the color balance is [ COOL ].
4. Select [ G-CUTOFF ] item, using the number-key [ 3 ] or [ 4 ], and set to [ 80 ], using the
volume-key [ + ] or [ - ].
Also, [ B-CUTOFF ] and [ R-CUTOFF ] set to [ 80 ]
Also, [ B-CUTOFF ] and [ R-CUTOFF ] set to [ 80 ]
5. Set [ G-DRIVE ] at [ E0 ](37 inch / 42 inch), [ D0 ](50 inch).
6. Touch the signal receiver of color analyzer to the highlight window's center, and adjust B
6. Touch the signal receiver of color analyzer to the highlight window's center, and adjust B
drive and R drive so x, y become the [ COLOR TEMP COOL ] in the below table.
7. All RGB drive increase so that the maximum drive value of RGB may become [ FC ].
([ ALL-DRIVE ] set to [ FC ].)
8. Set colorbalance to [ NORMAL ] using [ 7 ] key.
9. Fix G-CUTOFF, B-CUTOFF and R-CUTOFF at [ 80 ].
9. Fix G-CUTOFF, B-CUTOFF and R-CUTOFF at [ 80 ].
10. Fix G drive at [ E0 ] (37 inch / 42inch), [ D0 ] (50 inch).
11. Adjust B-DRIVE and R-DRIVE so the highlight window’s x, y become the [ COLOR TEMP
NORMAL ] in the below table.
12. All RGB drive increase so that the maximum drive value of RGB may become [ FC ].
([ ALL-DRIVE ] set to [ FC ].)
13. Set colorbalance to [ WARM ] using [ 7 ] key.
14. Fix G-CUTOFF, B-CUTOFF and R-CUTOFF at [ 80 ].
15. Fix G drive at [ E0 ] (37 inch / 42 inch), [ D0 ] (50 inch).
16. Adjust B-DRIVE and R-DRIVE so the highlight window’s x, y become the [ COLOR TEMP
14. Fix G-CUTOFF, B-CUTOFF and R-CUTOFF at [ 80 ].
15. Fix G drive at [ E0 ] (37 inch / 42 inch), [ D0 ] (50 inch).
16. Adjust B-DRIVE and R-DRIVE so the highlight window’s x, y become the [ COLOR TEMP
WARM ] in the below table.
17. All RGB drive increase so that the maximum drive value of RGB may become [ FC ].
([ ALL-DRIVE ] set to [ FC ].)
Highlight section
Signal amplitude 75%
Value is Hex.
Signal amplitude 75%
Value is Hex.
31
9 Block Diagram
9.1.
Main Block Diagram
(LED:8TIME)
HOT
(LED:4TIME)
(LED:7TIMES)
COLD
(LED:6TIMES)
(LED:10 TIMES)
(LED:12 TIMES)
(LED:7 TIMES)
(LED:3 TIMES)
(LED:2 TIMES)
(LED:10TIMES)
(LED:4 TIMES)
(LED:8 TIMES)
(LED:6 TIMES)
(LED:10TIMES)
(LED:5 TIMES)
C2
VSUS
GK
SCAN
DRIVER
DRIVER
MAIN SW2
BUFFER
SC20
RECTIFIER
C25
DATA
DRIVER
DRIVER
SOS8_SS
STANBY
VOLTAGE
RECTIFIER
VOLTAGE
RECTIFIER
SUSTAIN CONTROL
VSUS
SCAN
DRIVER
DRIVER
DATA
DRIVER
DRIVER
C23
+5V(P)
Vda
SOS8_SS
Vda
POWER MICOM
P
PS SOS4
SOS6_SC1
DATA
DRIVER
DRIVER
P34
+5V(P)
VIDEO DATA
SUSTAIN DRIVE
GK1
SS2
VIDEO DATA
C20
P35
VSET GEN.
+5V(P)
SS11
STB5V
SUSTAIN CONTROL
SCAN CONTROL
DATA
DRIVER
DRIVER
+15V(P)
VSUS GEN.
+5V(P)
KEYSCAN1
+15V(P)
+15V(P)
(LOWER)
POWER
FACTOR
CONTROL
FACTOR
CONTROL
SS-BOARD
SOS DETECT
SOS DETECT
SOS8_SS
SM41
F15V
+5V(P)
P11
SC42
VAD GEN.
DATA DRIVER (LEFT)
SC-BOARD
ENEGRY RECOVERY
SOS DETECT
ENEGRY RECOVERY
SOS DETECT
C1
PROCESS
VOLTAGE
RECTIFIER
VOLTAGE
RECTIFIER
SUSTAIN CONTROL
VE GEN.
VSUS
SOS7_SC2
STB5V
SUSTAIN CONTROL
+5V(P)
+5V(P)
S
P9
SOUND15V
ON
S34
DATA
DRIVER
DRIVER
KEY SWITCH
DATA DRIVER (RIGHT)
C14
RECTIFIER
P25
SUSTAIN
VSUS
SC41
MAIN SW1
VIDEO DATA
ENERGY RECOVERY
+15V(P)
SC46
DATA
DRIVER
DRIVER
KEYSCAN1
C22
P2
VSUS
SS22
POWER SWITCH
+5V(P)
AC CORD
MAIN SW2
SS
MAIN SW1
F15V
DATA
DRIVER
DRIVER
POWER SW
SOS8_SS
ON/OFF CONTROL
SS24
RELAY
P6
SC-BOARD
FLOTING PART
SOS DETECT
FLOTING PART
SOS DETECT
SC2
SCAN DRIVE
VSCAN GEN.
KEY SWITCH
KEYSCAN1
SM
DATA
DRIVER
DRIVER
CONNECTOR
Vda
SCAN OUT
+5V(P)
+15V(P)
Vda
VIDEO DATA
SC
CONTROL
PULSE
PULSE
SS23
SM42
P-BOARD
SOS DETECT
SOS DETECT
Vda
C10
P7
+5V(P)
POWER SUPPLY
C21
SUSTAIN
VOLTAGE
RECTIFIER
VOLTAGE
RECTIFIER
SM46
L,R
SD CARD
SOUND SOS DET
MAIN+9V SENSE
+5V(S)
A20
LVDS
+15V(P) DET
EEPROM
(MAIN MPU+VIDEO PROCESSOR)
MONITOR L,R
SHORT SOS DET
+3.3V(P)
LED
K
VIDEO
AUDIO
SWITCH
AUDIO
SWITCH
TV L,R
AUDIO
OUT
OUT
RF
MAIN+3.3V SENSE
A7
+3.3V(STB)
SOUND+15V
+5V(P)
SUB+5V SENSE
+15V(P)
+5V(P)
+5V(P)
SOS8_SS
A31
SBO2
SBI2
SBI2
IIC1
MONITOR L,R
KEY1
F15V
AV L,R
+5V(P) DET
+15V(F)
+15V(SOUND)
Y,PB,PR
+15V(P)
+5V(STB)
SOUND SOS
Y,C,V
DAUDIO
Y,C,V
VIDEO
PROCESSOR
HDMI Rx
AUDIO
PROCESSOR
PROCESSOR
HDMI Rx
AUDIO
PROCESSOR
+9V(S)
Sub Filed Processor
SD CARD I/F
COMP
MAIN ON/OFF
PWM
HDMI
1,2
1,2
DDR2
A25
SOS7_SC2
+9V(M)
A32
A1
+5V(P)
H/V Sync Control
L,R
DMIX0
LVDS Rx
SUSTAIN
CONTROL
CONTROL
A11
A12
A12
STANDBY MPU
RESET
+3.3V(M)
DISCHARGE
CONTROL
CONTROL
CLOCK GEN
AV3
SCAN CONTROL
Thermal
sensor
sensor
+3.3V(STB)
REMOTE
IECOUT
TUNER SOS
SD BOOT
CVBS OUT
BT30V
LED/RMT
AUDIO AMP
SUB5V
MAIN Y/U/V
Digital Video in
PANEL SIDE SOS
SUB9V
SOS6_SC1
TUNER SOS
PANEL_STATUS
EEPROM
XRST
Plasma AI
TUNER SOS DET
CIRCUIT
CIRCUIT
EEPROM
+3.3V(P) DET
+5V(P)
PANEL_STB_ON
REMOTE
DDR
SUB+5V SENSE
DTV+9V SENSE
+15V(P)
AV1
AV2
AV2
PANEL MPU
RESET
CPG with SS
+5V(S)
Tuner
Peaks Lite2+
SOS
SIF,AM
A
DIGITAL SIGNAL PROCESSOR
+9V(S)
L,R OUT
K1
POWER SOS
+30V(BT)
HP L/R
HEADPHONE
SPEAKER
(L,R)
(L,R)
PD2-M
L,R
R/G_LED_ON
RESET
SOS8_SS
FLASH
MEMORY
MEMORY
POWER_SOS
SERIAL
+3.3V(S)
(LED:8TIME)
HOT
(LED:4TIME)
(LED:7TIMES)
COLD
(LED:6TIMES)
(LED:10 TIMES)
(LED:12 TIMES)
(LED:7 TIMES)
(LED:3 TIMES)
(LED:2 TIMES)
(LED:10TIMES)
(LED:4 TIMES)
(LED:8 TIMES)
(LED:6 TIMES)
(LED:10TIMES)
(LED:5 TIMES)
32
9.2.
Block (1/3) Diagram
(+5.6V)
(LED:10 TIMES)
(LED:12 TIMES)
D2014
D2017
F15V
MAIN9V
D5621
SUB5V
SUB3.3V
SUB1.8V
S_15V
BT30V
SUB5V
SUB3.3V
D5622
STB3.3V
SUB1.8V
SUB1.2V
SUB3.3V
D5612
SUB9V
STB5V
F+15V
IC5600
14
HDMI2
SPDIN IN
LVDS OUT
AV3
A12
IIC1
STB
+3.3V
+3.3V
HDMI1
AV1_V
+3.3V
IC5401
Q5606,07
3
10
DDC IIC
TUNER_SUB_ON
PB
L,R(MONITOR)
AV2_RIN
SHORT SOS DET
L,ROUT
AV1
SOS:Low
SOUND SOS
AV1
JK3107A
HDMI2
12
TEMP SENSOR
STB5V
JK4500
AV1_ROUT
JK3002
TU2901
SIF,AM
+5V
SPEAKER L
FLASH
MEMORY
MEMORY
RESET
TV/DVB
AV1_LOUT
+1.8V
AV2_LOUT
ROUT
IC4512
AV2_BLUE
CEC
1
IC5470
L,R(AV)
OVER
CURRENT
PROTECT
CURRENT
PROTECT
IC1000
+3.3V
IIC2
IC8004
IC4510
15
STB3.3V
+9V
HDMI2 5V DET
CEC
AV2_ROUT
IC8001
JK4501
SD BOOT
+1.2V
AV2
Dig/Ana
Tuner
Tuner
DAUDIO
+15V_S
V,Y,C
RF
+1.2V
AV3_R
DDCB IIC
AV1_BLUE
SUB+9V
AV1_VOUT
SUB+6V
Peaks-lite2+
IC2960
XRST
IC4513
R(+)
IC8002,03
DMIX0
R(-)
+1.8V
F+15V
IIC3
L(-)
AV3_Y
DDCC IIC
IIC1
EEPROM
IIC2
R,G,B
L,R
XRST
+15V_S
+3.3V
Y,PB,PR
HP_R
+1.8V
17
+9V
AV1_RED
LIN
MAIN
2
DDC IIC
AV2_RED_C
IIC1
ECO_ON
JK3100A
STB_RESET
AUDIO
IN/OUT
IN/OUT
IC2008
BT+30V
STB RST
SBI2,SBO2
MAIN Y/U/V
AV2
V,Y,C,R,G,B
VIDEO PROCESSOR/
HDMI Rx/AUDIO PROCESSOR
HDMI Rx/AUDIO PROCESSOR
IIC2
AV1_RIN
L,R(TV)
DIGTAL VIDEO OUT
AV2_V_Y
JK8302
V,R,G,B
+3.3V
AV1_VOUT
RIN
CLOCK GEN
AV3_L
+15V
HEADPHONE
TMDS
+1.8V
IC2301
L,R
SUB+5V
A7
AV3_V
3
Q5608
DTV+9V
MONITOR L,R
1
IC5480
13
STB_RST
+5V
DDR2 SDRAM
+6V
TUNER+5V
COMP/PC
IC2801
1
AV3_C
F+15V
AUDIO AMP
SOS
(MAIN MPU+VIDEO SIGNAL PROCESSOR)
AV SW
+5V
SD CARD I/F
L(+)
AV2_LIN
+3.3V
P6,P7
CLOCK
5
AV2_VOUT
IC5601
A11
BT+30V
AV1_GREEN
HDMI1
+3.3V
+5V
IC3001
IIC0
HP OUT
Q2022
YPBPR
+1.8V
SPEAKER R
AV2_VOUT
SP OUT
SUB+5V
DISPEN
L,R(AV IN)
IC8601
SD CARD SLOT
L,R
JK3003
RF
AV1_L,ROUT
+15V_S
IIC_TUNER
L,R
HP_L
SDIN2
SUB+6V
AV2_GREEN
IC3003
HDMI1 5V DET
IC4511
LOUT
AV2_L,ROUT
AVSW+5V
SOS DET
AV1_LIN
Y
PR
L,R(TV OUT)
SIF,AM
TMDS
CVBS/S/YUV
/RGB(PC)
/RGB(PC)
SDIN0
+1.8V
AV3
IECOUT
IC8554
7
1
5
3
8
2
4
6
(+5.6V)
(LED:10 TIMES)
(LED:12 TIMES)
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