No Picture Or Sound - Sony KDL-40EX520 Service Manual

SECTION 5 - FLOW CHARTS AND DIAGRAMS

NO PICTURE OR 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-32EX421/32EX423/32EX520/32EX521/32EX523/40EX520/40EX521/40EX523/46EX520/46EX521/46EX523
Video
IC1404
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
Video
Audio
Interface
Audio
Video
Interface
Audio
Audio
FIGURE 5-4. VIDEO/AUDIO PROCESSING DIAGRAM
User Menu (XMB)
NAND FLASH
User Data
White Balance
GAMMA
LVDS Cable
CN2001
LCD Panel Assembly
14
Digital Video
/
42
TCON
(60Hz)
To HDMI 1 for
ARC Output
CN2700
SPDIF
Digital Audio
Output (Optical)
J2702
LR
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
42