Sony Bravia KDL-55HX820, Service Training Manual

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KDL-46HX820/55HX820 22
OVERVIEW
The primary circuits contained in the AZ2-F chassis consists of a Main Board (designated as the BATL board), Power Supply Board (designated
as the G5 for the 46” models, G6 for the 55” models. The G7 (used only in the 55” models) is a converter circuit dedicated to providing power for
the LED backlight control circuits. The 46” model integrates the inverter on to the G5 Power Supply Board. The remaining circuits are the 3D IR
Emitter (HEM2 Board), the Wireless LAN Card, the Switch Unit, the IR Board (HLT2 Board), a Camera Module, and the LCD Panel assembly.
NOTE: For connector part number information, refer to
“Connectors” on page 53 . For Wire Dressing information, refer to “Wire Dressing” on
page 55 .
SWITCH
UNIT
CAMERA MODULE HEM2
HLT2
TCON
G5
BATL
WIRELESS
LAN CARD
FIGURE 3-1. BOARD LAYOUT FOR KDL-46HX820 ONLY
SECTION 3 - CHASSIS OVERVIEW