Read Sony KDL-50R550A / KDL-60R520A / KDL-60R550A / KDL-70R550A Service Manual online
KDL-50R550A/60R520A/60R550A/70R550A 6
SECTION 2 - TROUBLESHOOTING
FLOWCHARTS AND DIAGRAMS
OVERALL BLOCK DIAGRAM
KDL-50R550A
COMPONENT/
COMPOSITE
RF
COMPOSITE
HDMI 1 (ARC)
PC HD15
POWER SUPPLY
SWITCH
UNIT
IR RX
LIGHT SENSOR
LCD PANEL, TCON
LED BACKLIGHTS
A
H
L
R
ANALOG AUDIO OUT
OPTICAL AUDIO OUT
OPTICAL AUDIO OUT
MT5396
A/V DECODER
A/V PROCESS
TUNER
USB 1
HDMI 2 (MHL)
LVDS
AC IN
CLASS D
AUDIO
AMP
G4 (50”)
HDMI 3
HDMI 4
HDMI 4
ETHERNET
USB 2
LVDS
LD
MAIN BOARD
LED
PC IN R/L (AUDIO)
AMP
HEADPHONE AUDIO OUT
WIFI
&
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