No Picture/No Sound - Sony KDL-40EX725 Service Manual

SECTION 5 - FLOW CHARTS AND DIAGRAMS

NO PICTURE/NO SOUND

RF Input
Video 1 (Composite)
Video 2
(Component / Composite)
PC Input
HDMI IN 1
(ARC)
HDMI IN 2
HDMI IN 3
HDMI IN 4
USB 2.0
USB 2.0
RJ45 (Ethernent)
KDL-32EX725/40EX725/46EX725/55EX725
IC1404 Video
NTSC/ATSC
Audio
Tuner IC
Video
Audio
Video
Audio
Video
Audio
From SPDIF Output
(Optical)
IC5500
HDMI
IC9000
Switch
Video
X-Reality
Audio
&
EQ
(HDCP)
(EDID)
Video
Interface
Audio
LR
Video
Audio
Interface
Audio
Video
Interface
Audio
Audio
FIGURE 5-9. VIDEO/AUDIO DIAGRAM
User Menu (XMB)
NAND FLASH
User Data
White Balance
GAMMA
LVDS Cable
CN2001
LCD Panel Assembly
14
Digital Video
/
42 TCON/HFR
(120Hz)
TCON 12V 49
To HDMI 1 for
ARC Output
CN2700
SPDIF
Digital Audio
Output (Optical)
J2702
IC4502
Headphone/Analog
OPAMP
Audio Output
CN4602
L
IC4601
LR
Output
Amplifier
R
F4200
AU12V
BATV
Service Mode
LCD Panel
LCD
Panel
LED Backlight
System
47