Sony KDL-40NX720 / KDL-46NX720 / KDL-55NX720 / KDL-60NX720 (serv.man3) Service Manual ▷ View online
KDL-40/46/55/60NX720(CH)
113
3-9. CAMERA MALFUNCTION
TROUBLE SHOOTING
Enter Presence
sensor settings
Error Message appear
when the Presences
Sensor setting?
Module optical problem
(change module)
Module, Harness
Is image is clear on
setting menu
at module unit only?
Mechanical
Problem
Yes
No
Presence Sensor Setting:
Press HOME, then select > System Settings > Eco > Presence
Sensor
Press HOME, then select > System Settings > Eco > Presence
Sensor
Yes
No
Error message
image
Setting Menu
KDL-40/46/55/60NX720(CH)
114
3-10. 3D MALFUNCTION
TROUBLE SHOOTING
3D malfunction
HEM2 Board
No
No
NG
Yes
Change
Watching environment
Panel (T-con)
[How to confirm IR-output.]
ex) Look IR-LED through CCD/CMOS camera.
IR has been output
on HEM board,
during 3D displaying.
Replace HEM2 board
Symptom
improvement
Check
whether there is
interception thing
between Emitter
and glasses.
No
Yes
Yes
Is 3D glasses
power on?
Power on
or
Charge battery
3D glasses
KDL-40/46/55/60NX720(CH)
115
SEC 4. DIAGRAMS
4-1. BLOCK DIAGRAM
27M
[HORUS3]
[ASCOT2Sip]
[ZHUI]
[Sil9287B]
[SEKITO2]
[LNBH23]
4M
41M
41M
0
0
[D–510D]
[D–510D]
[TPS2553DBV]
[TPS2553DBV]
[GL850G]
[RTL8201E]
12M
One–
NAND
Muxed
2Gb
DDR3
–1333
2Gb
DDR3
–1333
2Gb
48M
GND
Push
32.76
8K
[PST3629]
[LM75B]
P
A
A
N
E
L
SONY
H / L
Cable
Satellite
Aerial
HDMI1
(ARC)
HDMI2
HDMI3
HDMI4
CVBS
COMP
Conversion
PC
HP/Line
Out
SPDIF
Main
SPEAKER
Assist
SPEAKER
Analog Video
Digital Video/TS/TMDS
Analog Audio
UART
Digital Audio
Analog Signal
PWM
I2C
SPI
X_AUDIO_MUTE1
Main Speaker_Out_LR
X_FAULT
Assist Speaker_Out
X_SYSTEM1_RST
SPDIF
Audio
Power AMP
Audio
Power AMP
X_SYSTEM1_RST
AUDIO_MON
Main Speaker_Out_LR
Atreyu_SPDIF
Assist Speaker_Out_LR
Line Out_LR
Tuner_LR
PC_LR
COMP2_LR
VIDEO1_LR
Tuner_LR
PC_G
PC_B
PC_R
PC_H
PC_V
OPAMP
[NJU72040V]
HP/Line Out LR
HP_/ Line Out Det
PC_R,PC_G,PC_B,PC_H,PC_V
PC_LR
PC_5V, PC_DDC
PC_CON_Det
VideoB_Det
Cr_Det
COMP2_LR
VIDEO_CV
VIDEO1_LR
COMP_Y, Pb, Pr
VideoA_Det
CEC3
DDC4
HPD4
CEC4
DDC_5V_4
TMDS4
CEC2
DDC3
HPD3
DDC_5V_3
TMDS3
TMDS1
DDC1
HPD1
CEC1
TMDS2
DDC2
DDC2
HPD2
DDC_5V_1
DDC_5V_2
ARC
X’tal
LNA
SW
X_SYSTEM1_RST
Silicon
Tuner
Silicon
Tuner
X’tal
LNA
IF1
IF2
Zero-IF
27MHz
Ext Demod
Ext Demod
IFAGC
IFAGC
X’tal
DDC
DiSEqC_Out
DiSEqC_In
DiSEqC_In
TS2
I2CB
DMD_RST
DMD_CLK_ENABLE1
DMD_CLK_ENABLE2
I2CB
EQ SW
I2CA
3.3->1
VIDEO_CV
COMP_Y
COMP_Pb
COMP_Pr
COMP_Y
TMDS
DDC
CEC
IF1
X’tal
TS
CI/CI+
5V
Current
Limit
MS
H Con.
USB3
Wifi
USB2
USB1
5V
Current
Limit
5V
X_SYS
T
EM1_
RS
T
USB
HUB
Crystal
Current
Limit
X
_
SYSTEM1_
RST
Ether
Ether
PHY
LVDS
LVDS_ODD
LVDS_EVEN
TCON
PEL3
I2C_C
SA_MODE/L
U
T
_
SEL0
PE
M
_
WDT/XBUSY/BI
NT
MO
DE_PEM/TCON_RDY
LUT_
SEL1/X_
TCO
N
_
R
ST/LR_FL
A
G
T_P
A
NE
L_SEL
1.5V
SYSTEM2_PWR
DDC
REG_12V
REG_12V
1.2V
SYSTEM1_PWR
DDC
STBY 3.3V
T-CON_VCC
REG12V
AUDIO_12V
AUDIO_12V
REG12V
Power
SYSTEM2_PWR
SYSTEM2_PWR
DDC
2.5V
LDO
LDO
3.3V
REG_12V
5V
DDC
REG_12V
SYSTEM2_PWR
S1.8V
LDO
3.3V
LDO
LDO
S1.2V
LDO
3.4V
LDO
LDO
Power_Control
MAIN_PWR
BACKLIGHT_ON
DIMMER
BACKLIGHT_MON
PFC_PWR
AC_MON
DIMMER_DC
TCON-ON
UARTA(LOG)
UARTD
PEM_LOG
MODE_PEM
Reset
DIMMER2
UARTC(Hotel/ECS)
I2CA(Hotel_Clock)
SIRCS
TL-JIG
Hotel /ECS
Temp Sensor
Temp
Sensor
I2CA
X_Hotel_PWR_CTRL
X’tal
Reset
X’tal
AC_MON
Reset
I2CA (EQSW, Temp Sensor, Hotel Clock)
I2CB (Ext Demod)
I2CC (Panel, RGB Sensor)
UARTA (LOG)
UARTB (RF-Remote)
UARTC (IR Blaster/ECS)
DIMMER
LOGO
DIMMER_DC
DMD_CLK_ENABLE2
DMD_RST
DEBUG_LED2
DEBUG_LED3
DMD_CLK_ENABLE1
PANEL_PWR
HP_DET
X_WIFI_RST
X_AUDIO_MON
HDMIEQ_INT
SPDIF_SEL
SIRCS
UARTB
Power_KEY
KEY
X_RF_RST
UARTE
RF Remote
KEY
Sircs
LED
Human Sensor
Light Sensor
LOGO
Light_Sensor_Det
Human_Sensor_Det
STBY_LED
POWER_LED
TIMER_LED
PIC_MUTE_LED
REC_LED
LOGO
DC_MON
KEY
Light_Sensor_Det
Huma
n_Sensor_Det
PANEL_SEL
BACK
LIGHT_MON
PANEL_PWR_Det
AC
_M
ON
PFC_MON
POWE
R_
KEY
KEY
DEB
UG_LE
D1
STBY_LED
TIMER_L
E
D
MA
IN_
P
WR
MA
IN_
SS_
MON
SYSTEM2_P
W
R
R
SYSTEM1_P
W
R
R
PIC
_
MUTE
_LE
D
X_
RF_
RF_
R
ST
X_
HOTEL_
HOTEL_
P
W
R
R
_
C
T
RL
POWER_LED
RE
C_
LED
C_
LED
X_SYSTEM1_RST
PFC_PWR
X_AUDIO
_MUTE1
X_AUDIO
_MUTE2
PC
_C
ON_
ON_
D
ET
VI
DE
DE
OA
_DET
VI
DE
DE
OB
_DE
T
CR
_D
ET
ET
BACK
LIGHT_
ON
NMI
X_
TCON_R
TCON_R
ST
SA_MODE
Panelless
BI
N
N
T
TC
O
O
N
_R
DY
DY
DATA
1
Atreyu
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