Panasonic TX-PR65VT20 Service Manual ▷ View online
37
10.1.3. THX 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)
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. Enter the service mode.
Please receive the external signal. Or, please select CVBS/YUV (no sync).
2. A number key [1] or [2] are operated and [WB-ADJ] is displayed.
Check that the color balance is [ COOL ].
3. A number key [0] is operated and select [METHOD=01].
4. A number key [5] is operated and [INNER PATTERN] is displayed.
4. A number key [5] is operated and [INNER PATTERN] is displayed.
5. Select [G-CUTOFF] item, using the number-key [3] or [4], and set to [80], using the vol-
ume-key [+] or [-].
Also, [B-CUTOFF] and [R-CUTOFF] set to [80]
Also, [B-CUTOFF] and [R-CUTOFF] set to [80]
6. Set [G-DRIVE] at [D0].
7. Touch the signal receiver of color analyzer to the INNER PATTERN's center, and adjust B
7. Touch the signal receiver of color analyzer to the INNER PATTERN's center, and adjust B
drive and R drive so x, y become the [COLOR TEMP COOL] in the below table1.
8. All RGB drive increase so that the maximum drive value of RGB may become [FF].
([ALL-DRIVE] set to [FF].)
9. Set color balance to [NORMAL] using [7] key.
10. Fix G-CUTOFF, B-CUTOFF and R-CUTOFF at [80].
11. Set [G-DRIVE] at [D0].
12. Adjust B-DRIVE and R-DRIVE so the INNER PATTERN’s x, y become the [COLOR
TEMP NORMAL] in the below table1.
13. All RGB drive increase so that the maximum drive value of RGB may become [FF].
([ALL-DRIVE] set to [FF].)
14. Set color balance to [WARM] using [7] key.
15. Set Picture menu to [CINEMA] using [9] key.
16. A number key [5] is operated and [THX PATTERN] is displayed.
15. Set Picture menu to [CINEMA] using [9] key.
16. A number key [5] is operated and [THX PATTERN] is displayed.
17. Fix G-CUTOFF, B-CUTOFF and R-CUTOFF at [80].
18. Set [G-DRIVE] at [D0].
19. Adjust B-DRIVE and R-DRIVE so the INNER PATTERN’s x, y become the [COLOR
18. Set [G-DRIVE] at [D0].
19. Adjust B-DRIVE and R-DRIVE so the INNER PATTERN’s x, y become the [COLOR
TEMP WARM] in the below table1.
20. All RGB drive increase so that the maximum drive value of RGB may become [FF].
([ALL-DRIVE] set to [FF].)
METHOD=01
copy adjustments
copy adjustments
38
39
11 Block Diagram
11.1. Main Block Diagram
(LED:11TIMES)
(LED:12TIMES)
(LED:11TIMES)
(LED:12TIMES)
(LED:10TIMES)
(LED:10TIMES)
(LED:10TIMES)
(LED:10TIMES)
(LED:3TIMES)
(LED:5TIMES)
(LED:10TIMES)
L
A11
V/R/G/B
L/R
AV3
SD CARD
KEY
SWITCH
SW1
KEYSCAN1
L/R
SLOT
POWER
SWITCH
MON_L/R
TV_L/R
FAN_A-C
CI ASIC
A1
AMP
COMP
C.A.T.S. SENSOR
TUNER
CI SLOT
OPTICAL OUT
SUB3.3V
AUDIO
LVDS DATA
R
SUB5V
TMDS DATA
CPU BUS
EEPROM
L/ROUT
V
AUDIO
ANALOG
MON_L/R
HEAD_
PHONE
TV_L/R
OFDM
HP_L/R
A8
SOUND SOS
LVDS DATA
OUT
Parallel_ TS(CI)
SD CARD DATA
TS I/F
FAN ON
SPEAKER(R)
CIRCUIT
FAN POWER
PANEL MAIN ON
Y/PB/PR
L/ROUT
AUDIO
PEAKS-LDA2
V
Parallel_
TS
OUT
SOUND SOS DET
CIRCUIT
CI TS
AV SW
L/R
CONT.
AV I/O
HP L/R
K
PWMS
IFD_OUT
POWER LED
REMOTE RECEIVER
REMOTE RECEIVER
A
HP_L/R
OPTICAL AUDIO OUT
CPU BUS
I/F
FAN SOS
FAN SOS
SIF_OUT
NAND
FLASH
EEPROM
F15V
K1
L/R
V/Y/PR/PB
REMOTE RECEIVER
FAN SOS DET
SPEAKER(L)
DIGITAL SIGNAL PROCESSOR
AV1,2
REMOTE IN
VOUT
HDMI I/F
OPTICAL
PWMS/PWMW
FAN ON
RECEIVER
+9/7.2V
HDMI1-4
R/G/B,H/V
PC
Parallel_
TS(FE)
DDR3
WOOFER
A12
WO
ETHER_
NET IF
100BASE-TX
ETHERNET DATA
USB
ETHERPHY
USB_1,2
10BASE-T/
ETHERNET
USB
SD CARD DATA
ETHERPHY
RS232C SBO1/SBI1
SBO1/SBI1
RS-232C
DRIVER
TXD/RXD
RS-232C
MPU
STB3.3V
STB3.3V
SUB1.2V_D
F15V
DCDC
SUB1.2V_D
DCDC
SUB6V
SUB1.5V
SUB3.3V
DCDC
SUB9V
SUB9V
SUB1.2V_A
DCDC
SUB1.2V_A
SUB3.3V
SUB1.5V
SUB6V
DCDC
1.2V
DCDC
DCDC
MIHO2+1.2V
LED+6V
LED+5V
F15V
DCDC
MIHO2+3.3V
SD LED ON
SIF I/F
SOUND SOS
FRCS
DDR2
EEPROM
LED_R/G
LED_R/G
SD LED
SD LED
CI DATA
CLOCK
GENE
SUB_AI_3.3V
MIHO+3.3V DET
MIHO+3.3V
FRC+3.3V
FRC+3.3V DET
LED_6V
LED_6V DET
SUB_AI_3.3V
PWMW
SOS
A31
LVDS DATA
LEFT
RIGHT
IR_L
A3
P+5V
P+3.3VV
DCDC
LED+5V
LED+5V_1/2
MIHO2+3.3V
MIHO2+1.2V
DCDC
SUB_OP_5V
DCDC
SUB5V
SUB6V
SUB_OP_5V
MIHO2+1.2V
STB+3.3V
DCDC
STB5V
STB+3.3V
ANALOG_ASIC
MIHO_OUT
MIHO_IN
SW2
3D EYEWEAR
TRANSMITTER
TRANSMITTER
V
3D EYEWEAR
3D EYEWEAR
TRANSMITTER
TRANSMITTER
V1
V1
TRANSMITTER
C.A.T.S. SENSOR
C.A.T.S. SENSOR
D3
D5
A20
F15V
P6
SOUND15V
STB5V
P7
A6
A7
CVBS
SUB+5V DET
SUB+3.3V DET
(LED:11TIMES)
(LED:12TIMES)
(LED:11TIMES)
(LED:12TIMES)
(LED:10TIMES)
(LED:10TIMES)
(LED:10TIMES)
(LED:10TIMES)
(LED:3TIMES)
(LED:5TIMES)
(LED:10TIMES)
IR_DRIVE
CONTROL
MIHO2-3D
(LED:6TIMES)
(LED:7TIMES)
(LED:5TIMES)
(LED:7TIMES)
(LED:6TIMES)
(LED:8TIMES)
(LED:9TIMES)
(LED:4TIMES)
(LED:3TIMES)
(LED:2TIMES)
COLD
HOT
HOT
COLD
DATA
DRIVER
C5
C51
SS22
DATA
DRIVER
DATA
DRIVER
DCDC
P+2.5V
DATA
DRIVER
Vda
VIDEO DATA
C40
VE GEN.
C50
DATA
DRIVER
DATA
DRIVER
P+5V
SCAN CONTROL
DATA
DRIVER
STB5V
C1
ENERGY RECOVERY
VIDEO DATA
C66
VIDEO DATA
P+15V
VIDEO DATA
SOS7_SC2
EEPROM
VSCAN GEN.
P+3.3V
VIDEO DATA
P+15V
CONTROL
PULSE
P+5V
A3
SOS8_SS
P+15V
P+1.2V
VAD GEN.
DATA
DRIVER
VSUS
C6
C2
C56
SCAN
DRIVER
P+3.3V
DATA
DRIVER
OUT
DCDC
DATA DRIVER (CENTER)
SD46
SOS7_SC2
P+5V
DATA
DRIVER
SCAN OUT (LOWER)
DATA
DRIVER
SOS6_SC1
DATA
DRIVER
P+2.5V
SOS8_SS
DATA
DRIVER
DCDC
C36
P+3.3V
SC-BOARD
FLOATING PART
SOS DETECT
D5
P+5V
P+15V DET
SOS8_SS
DATA
DRIVER
PD4H
SLAVE
SD
P+5V
Vda
SD42
P+15V
DATA DRIVER (RIGHT)
D
DATA
DRIVER
DATA
DRIVER
SUSTAIN CONTROL
VIDEO DATA
DATA
DRIVER
P+3.3V
DATA
DRIVER
DATA
DRIVER
C33
D3
C10
DATA
DRIVER
PANEL STB_ON
D20
Vda
C20
DATA DRIVER (LEFT)
P+3.3V
DATA
DRIVER
SC-BOARD
ENERGY RECOVERY
SOS DETECT
(LOWER)
DATA
DRIVER
DATA
DRIVER
D33
SCAN OUT (UPPER)
D34
P+5V
VIDEO DATA
P+5V
SC41
P+3.3V
LVDS DATA
SOS8_SS
VIDEO DATA
A31
SD11
DATA DRIVER (CENTER)
DCDC
Vda
C3
P+1.2V
P+5V
SS03
C31
P+3.3V
P+3.3V
SU41
SOS_DCC
P+3.3V
P+3.3V
D32
P+5V
SOS6_SC1
SUSTAIN
C35
C21
DATA DRIVER (RIGHT)
SUSTAIN CONTROL
C61
SS3
P+3.3V
P+3.3V
SS-BOARD
SOS DETECT
PD4H
MASTER
SCAN DRIVE
VIDEO DATA
SC46
PANEL MAIN ON
PD4H
CONTROL
SIGNAL
SS33
DATA
DRIVER
P+3.3V,P+5V
BUFFER
DATA
DRIVER
P+3.3V
SOS6_SC1
SC20
DATA
DRIVER
DATA
DRIVER
DATA
DRIVER
SU11
PANEL MPU
Vda
SOS7_SC2
C65
SC42
POWER SOS
SC
SCAN
CONTROL
VSUS GEN.
P+5V DET
SOS8_SS
SUSTAIN
CONTROL
SUSTAIN CONTROL
C26
P+3.3V
VIDEO DATA
Vda
SU
DATA
DRIVER
P+15V
C4
STB5V_M
STB_D3.3V
STB_D3.3V
DATA
DRIVER
SCAN
DRIVER
P+3.3V DET
SC2
DATA DRIVER (LEFT)
D25
D31
SS02
SS24
SS2
OUT
SUSTAIN
(UPPER)
SS11
VSUS
SUSTAIN DRIVE
SS
P+15V
P35
RELAY
POWER
FACTOR
CONTROL
P
SUB
P52
P51
RECTIFIER
POWER SUPPLY
P+15V
Vda
RECTIFIER
P55
P+15V
PS SOS4
P56
ON/OFF CONTROL
P65
Vda
POWER
FACTOR
CONTROL
A6
P9
P7
A7
P+15V
P6
Vda
SOUND15V
VSUS
STB5V
F15V
P54
P25
P-BOARD
SOS DETECT
VSUS
RECTIFIER
P2
P11
PROCESS
VOLTAGE
RECTIFIER
POWER MICOM
P53
SUSTAIN
VOLTAGE
RECTIFIER
SUSTAIN
VOLTAGE
RECTIFIER
RELAY
STANDBY
VOLTAGE
RECTIFIER
AC CORD
MAIN
(LED:6TIMES)
(LED:7TIMES)
(LED:5TIMES)
(LED:7TIMES)
(LED:6TIMES)
(LED:8TIMES)
(LED:9TIMES)
(LED:4TIMES)
(LED:3TIMES)
(LED:2TIMES)
COLD
HOT
HOT
COLD
STB5V
SW1
SW2
SW2
STB5V
F15V
(LED:4TIMES)
(LED:4TIMES)
(LED:8TIMES)
(LED:8TIMES)
P+3.3V
P+5V
40
11.2. Block (1/5) Diagram
(LED:11TIMES)
Q5602
D2810
Q5431
SUB3.3V
SUB9V
SUB3.3V
SUB1.2V_D
SUB9V
DCDC
SUB5V
STB5V
SUB3.3V
TP2804
SOUND15V
F15V
STB5V
SOUND15V
D2809
D5432
Q5603
STB3.3V
STB3.3V
D5602
F15V
SUB_AI_3,3V
SUB1.2V_A
F15V
SUB3.3V
FE1.2V
SUB3.3V
Q5432
D5441
D5433
D5442
D5431
SUB1.5V
D2014
SUB3.3V
D2417
D5444
D5445
D5434
D5437
D5449
D5443
D5435
D5440
D5439
SUB9V
SUB5V
SUB_OP_5V
F15V
SUB6V
X8002
SUB5V
DDR1.5V
X8300
F15V
SUB_AI_3.3V
IC8100
CLOCK GEN
AV1_VOUT
SIF_OUT
HP_R
RX1
AV3
AV3_L
IC8400
AV1_RIN
CI TS
+5V
SOS DET
TMDS DATA CLOCK
L(+)
OPTICAL
STB5V
SPEAKER_R
1
TV_SUB_ON
FAN STOP
IC2301
AUDIO
SOUND15V
L_OUT
V
AV1_LOUT
Y
FAN A-C
ROUT
OPTICAL AUDIO OUT
Y/PR/PB
V/R/G/B
SPEAKER_L
A7
L/R
L/R
1
TV_SUB_ON
1
2
FAN ON
R(-)
L(-)
SPEAKER
VDDSD
15V
SPEAKER
IC2952
VCC
ERROR DET
Parallel_TS
2
R(+)
EEPROM
Parallel_TS(CI_OUT)
JK8301
A11
NAND
FLASH
Parallel_TS(CI_IN)
3
IC3001
AV2
AUDIO AMP
CPU BUS I/F
5
9
10BASE-T/
AV SW
IC8402
ANT IN
4
ETHERPHY
JK3001
D3015
USB_1,2
AV1_L/ROUT
ETHERNET IF
LIN
R_OUT
JK8700
F15V
ETHERPHY
AV1_GREEN
USB I/F
1
AV2_V
3
HEADPHONE
ETHER NET
OUT
ETHERNET
TV_V
SOUND
SOS
DET
IC8703
CPU BUS
IIC_TU
5V
Q2301
CONT.
9V
P7
TU2901A
VOLTAGE DROP
7
SIF I/F
STB5V_SW_ON
PWMS
DVB TUNER 1
R/G/B
SOS
TS I/F
HDMI_CEC
5V
+6V
IC5470
8
PWMS L/R
AV2_RED_C
AV2_GREEN
IC5302
SOS
1.2V
F15V
RESET
YPBPR
MON_L/R
ON/OFF
VIDEO
JK3100A
+5V
2
SUB6V
B
TV_L/R
AV2_VOUT
PC
LOUT
5
AV1_RED
AV1_VOUT
AV2
G
AV2_L/ROUT
MAIN_SW_2
Y/PB/PR
14
AV2_VOUT
V
MAIN_SW_1
IC8000
TV
L/ROUT
IECOUT
JK4700
USB
IC8950
JK8850
LVDS_OUT
TMDS DATA CLOCK
IC8240,41
12
9
A6
CLOCK
L/R
P6
COMP
AV2_RIN
TMDS DATA CLOCK
SD CARD I/F
JK3707
DIGITAL SIGNAL PROCESSOR
HDMI IN 1
RX0
SD CARD
PC IN
DDR I/F
HDMI_CEC
AV2_ROUT
DDR3 #0,1
AV2_LIN
IIC_IF
HDMI_CEC
HDMI I/F RECEIVER
STB5V_SW_ON
A
HDMI_CEC
+5V
DDC_IIC3
+9/7.2V
RX2
+5V
TMDS DATA CLOCK
FAN CONT.
LVDS DATA
FAN C
IIC0
F15V
L/R
D2802
D2803
PEAKS-LDA2
AV1
7
OVER
VOLTAGE
8
IC5290
AV3
9V
AV2_BLUE
AV1_V
PR
PB
AV3_V
FAN SOS
AV1_ROUT
JK3002
AV2_LOUT
AUDIO
IN/OUT
SOUND15V
HP_L
IC8921
SD DATA:4bit
AV3_R
8
3
3.3V
SUB3.3V
3.3V
A8
MAIN
V/R/G/B
Y/PR/PB
AV1_BLUE
L/R
RIN
L/R
AV1_LIN
JK8401A
R
LO2_L/R
CI SLOT
DDC_IIC0
AV1
FAN A
HP_L/R
DDC_IIC1
IC8401
DDC_IIC0
LO1_L/R
CI ASIC
F15V DET
PA_NRST
PD_XRST
AV2_QLINK
AV1_QLINK
OFDM
IC8302
DVB T/C
DEMODULATOR
1.2V
IF_AGC
IIC0
IC2950
IC8300
2.5V
IIC_TU
IFD_OUT2
IF_AGC
IFD_OUT1
SUB1.2V_D
SUB1.2V_A
SUB1.2V_A
+1.2V
+1.2V
SUB1.2V_D
IC5500
+3.3V
IC5303
SUB1.5V
5V
SUB3.3V
+5V
SUB_OP_5V
+1.5V
IC5250
IC5501
DDR1.5V
3.3V
AVDDH
ACHIP3.3V
IC5603
IC5604
AVDDH
IC5251
3.3V
IC8701
USB5V
EQUALIZER
IC4500
&SWITCH
HDMI IN 4
JK4703
(SIDE)
JK4702
HDMI IN 3
HDMI IN 2
JK4701
HDMI
3.3V
IC4701
WO(+)
2
WOOFER
1
A12
WOOFER
OUT
WO(-)
15V
SOS
PWMW
PWMW
IC2401
AUDIO AMP2
OVER
VOLTAGE
VOLTAGE
ERROR DET
100BASE-TX
SIF
6
CI_POWER_ON
TNR5V
POWER_DET
POWER_DET
DTV_RST
IIC1
IIC1
IIC0
IIC2
IIC2
IIC0
IIC1
IC2801
DCDC_EN
AV I/F
V
ANALOG
V
RGB_CVBS
OUT I/F
ANALOG
AUDIO
AUDIO
CVBS
IN1
VDAC OUT(SD)
DVB_CVBS
AUDIO I/F
DDC_IIC2
DDC_IIC0
DDC_IIC1
CI POWER ON
CI POWER ON
CI_5V
SOUND SOS
SD LED ON
SD LED ON
AXO
AXI
24.576MHz
DCDC_EN
MAIN_SW_2
MAIN_SW_1
SBI0
SBO0
SBI0
SBO0
NRST
LOSDO1
CHDI0-CHDI7
DDC_IIC2
DET0
DDC_IIC2
DET2
DET3
HDMI_CEC
4
AV I/O
ED0-ED7
ED0-ED7,EA1-EA7
DA0-DA7,EA1-EA8
32bit
TXD1/RXD1
Q4512
ARC_OFF
ARC
1
DET1
10
(LED:11TIMES)
PA5610
OVER V
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