Sony KDL-32EX725 / KDL-40EX725 / KDL-46EX725 / KDL-55EX725 Service Manual ▷ View online
KDL-32EX725/40EX725/46EX725/55EX725 15
SECTION 2 - SOFTWARE REQUIREMENTS
CHECKING THE SOFTWARE VERSION
The easiest way to check the version of software that is currently on
the TV is to access the Contact Sony screen by using the customer
menu.
FIGURE 2-1. EXAMPLE OF SOFTWARE VERSION
LOCATED ON THE CONTACT SONY SCREEN
EXAMPLES OF SOFTWARE CORRECTABLE
SYMPTOMS
Most symptoms that are correctable by software updates involve
communications issues with other devices or minor glitches in
the operation of a specific function. Below is a list of some of the
symptoms that may be corrected with a software update:
● Fluctuations in picture brightness
● Intermittent picture freezing or noise
● Problems with certain inputs (especially HDMI)
● Intermittent or distorted audio
● Erratic remote control operation
● Unit turns on and off by itself
● Loss of color
● Internet connectivity
● Certain features not working correctly
(photo or video file viewing)
KDL-32EX725/40EX725/46EX725/55EX725 16
OVERVIEW
The primary circuits contained in the AZ2-F chassis for the consists of a Main Board (designated as the BATV Board), Power Supply Board
(designated as the G10 Board for the 32” models, G4 Board for the 40” models, G5 Board for the 46” models and G6 Board and G8 Board for
the 55” models), the 3D IR Emitter (HEM2 Board), the Switch Unit, the Motion Sensor (HMS3 Board), the IR Board (HLR2 Board), the LCD Panel
Assembly and the LED Drive Board (LD Board)
NOTE: For connector part number information, refer to
NOTE: For connector part number information, refer to
“Connectors” on page 64
. For Wire Dressing information, refer to
“Wire Dressing” on
page 67
.
SWITCH
UNIT
HLR2
HEM2
HMS3
TCON
LD
G10
BATV
NOTE: The LD Board is NOT included with the LCD Panel
FIGURE 3-1. BOARD LAYOUT FOR KDL-32EX725
SECTION 3 - CHASSIS OVERVIEW
KDL-32EX725/40EX725/46EX725/55EX725 17
SECTION 3 - CHASSIS OVERVIEW
SWITCH
UNIT
HLR2
HEM2
HMS3
TCON
LD
G4
BATV
NOTE: The LD Board is NOT included with the LCD Panel
FIGURE 3-2. BOARD LAYOUT FOR KDL-40EX725
SWITCH
UNIT
HLR2
HEM2
HMS3
TCON
LD
G5
BATV
NOTE: The LD Board is NOT included with the LCD Panel
FIGURE 3-3. BOARD LAYOUT FOR KDL-46EX725
KDL-32EX725/40EX725/46EX725/55EX725 18
SECTION 3 - CHASSIS OVERVIEW
SWITCH
UNIT
HLR2
HEM2
HMS3
TCON
LD
G6
G8
BATV
NOTE: The LD Board is NOT included with the LCD Panel
FIGURE 3-4. BOARD LAYOUT FOR KDL-55EX725 ONLY
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