Sony KDL-40EX1 / KDL-46EX1 / KDL-52EX1 Service Manual ▷ View online
KDL-40/46/52EX1 (AUS/NZ) 1-12
2)
Remove the 4 screws
(+BVTP 3X8)
circled and gently pull
the board away from the media receiver.
Screw Part number(s) and Description(s)
7-685-646-79 SCREW, +BVTP 3X8 (4 Screws)
7-685-646-79 SCREW, +BVTP 3X8 (4 Screws)
1-3-9. BE BOARD REMOVAL
1)
Remove the screws indicated.
Screw Part number(s) and Description(s)
1) 7-685-646-79 SCREW, +BVTP 3X8 (1 Screws)
2) 2-580-592-01 SCREW, +PSWM 3X8 (4 Screws)
3) 2-580-626-01 SCREW, SP4-40 UNC (2 Screws)
1) 7-685-646-79 SCREW, +BVTP 3X8 (1 Screws)
2) 2-580-592-01 SCREW, +PSWM 3X8 (4 Screws)
3) 2-580-626-01 SCREW, SP4-40 UNC (2 Screws)
2)
Remove the 10 screws circled, disconnect the RF connector
from the tuner unit as indicated and gently pull the board
away from the media receiver.
from the tuner unit as indicated and gently pull the board
away from the media receiver.
Screw Part number(s) and Description(s)
1)
1)
2-580-629-01 SCREW, +BVST 3X8 (6 Screws)
2)
7-685-646-79 SCREW, +BVTP 3X8 (4 Screws)
Note: In case of replacement B board of Monitor or BE board of
Media Receiver, software both Monitor and Media
Receiver included HM500 and HM501 should be updated
to the latest version even if rewirte same version.
Receiver included HM500 and HM501 should be updated
to the latest version even if rewirte same version.
1-3-6. SHIELD REMOVAL
Disconnect the connector indicated from the RF module, remove
the 4 screws
the 4 screws
(+BVTP 3X8)
circled and gently lift the shield out of
the media receiver.
Screw Part number(s) and Description(s)
7-685-646-79 SCREW, +BVTP 3X8 (4 Screws)
7-685-646-79 SCREW, +BVTP 3X8 (4 Screws)
1-3-7. DB1 BOARD REMOVAL
Remove screw
(+BVTP 3X8)
circled and gently lift the board to
disconnect the board to board connector.
Screw Part number(s) and Description(s)
7-685-646-79 SCREW, +BVTP 3X8 (1 Screw)
7-685-646-79 SCREW, +BVTP 3X8 (1 Screw)
1-3-8. H1A BOARD REMOVAL
1)
Disconnect 1 connector indicated.
Connector
Connector
2
2
2
2
1
2
2
2
3
3
RF
Connector
Connector
2
1
2
2
KDL-40/46/52EX1 (AUS/NZ) 1-13E
1-3-10. RF MODULE REMOVAL
Remove the 1 screw
(+PSW M3X8)
circled, disconnect the
connector indicated and slide the board away from the bracket
RF.
RF.
Screw Part number(s) and Description(s)
2-580-592-01 SCREW, +PSW M3X8 (1 Screw)
2-580-592-01 SCREW, +PSW M3X8 (1 Screw)
1-3-11. HK1 BOARD REMOVAL
Disconnect the connector from the top side of the board, release
the clip indicated and ease the board gently out of the bracket
PWB.
the clip indicated and ease the board gently out of the bracket
PWB.
1-3-12. HK2 BOARD REMOVAL
Disconnect the connector from the top side of the board, release
the clip indicated and ease the board gently out of the bracket
PWB.
the clip indicated and ease the board gently out of the bracket
PWB.
1-3-13. HI3 BOARD REMOVAL
Disconnect the connector from the top side of the board, release
the clip indicated and ease the board gently out of the bracket
PWB.
the clip indicated and ease the board gently out of the bracket
PWB.
1-3-14. ANTENNA BOARDS REMOVAL
1)
Remove antenna board 1 by releasing the clip indicated and
easing the board away from the bracket PWB.
easing the board away from the bracket PWB.
2)
Remove antenna board 2 by releasing the clip indicated and
easing the board away from the bracket PWB.
easing the board away from the bracket PWB.
Connector
Clip
Clip
Clip
Clip
Clip
KDL-40/46/52EX1 (AUS/NZ) 2-1
SECTION 2
TROUBLESHOOTING
2-1.
MONITOR (LDM-E401/E461)
2-1-1.
TRIAGE CHART
Reference
2 Blinks
3 Blinks
6 Blinks
7 Blinks
8 Blinks
11 Blinks
12 Blinks
14 Blinks 16 Blinks 17 Blinks
z
z
z
z
v
Symptom (dead set)
z
: Doubtful part
B Board
GS3 Board (40"/46")
GS4 Board (52")
GS5 Board (52")
DS4 Board (40"/46")
DS5 Board (40"/46")
DS6 Board (52")
DS7 Board (52")
IF1 Board
Speaker Unit
Panel Module
Wireless Module
Remote control RF Module
LVDS Cable
Joint Connector
Problem
z
z
z
z
v
z
z
z
z
z
z
v
z
z
z
z
z
z
z
v
z
z
z
z
z
z
z
z
z
z
z
z
z
v
z
z
v
z
v
v
: Few possibility
Main Power
Error
Error
DC_ALERT1
Inverter
Error
Error
Internal
Temperature
Temperature
Audio Error Trident Error FRC Error TCON Error
Wireless
Module
Error
Module
Error
Remote
Control
RF Module
Error
Control
RF Module
Error
KDL-40/46/52EX1 (AUS/NZ) 2-2
2-1-2. FLOW CHART
YES
YES
NO
YES
START
Does the power led
stay on when the TV is
switched on ?
Is the picture and
sound OK ?
END
Do the buttons
on the TV & remote
commander work
properly?
Is the standby led
blink ?
See
2-1-4. Standby Led Blink
2-1-4. Standby Led Blink
See
2-1-3. No Power
2-1-3. No Power
See
2-1-5. No Picture
2-1-6. No Sound
2-1-5. No Picture
2-1-6. No Sound
See
2-1-7. TV/commander
button malfunction
2-1-7. TV/commander
button malfunction
NO
YES
NO
NO
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