Sony KLV-32D300A / KLV-32V300A / KLV-40D300A / KLV-40V300A / KLV-46V300A Service Manual ▷ View online
KLV-32/40D300A, 32/40/46V300A (WB) 6
1-4. SELF-DIAGNOSTIC SCREEN DISPLAY
For errors with symptoms such as “power sometimes shuts off” or “screen sometimes goes out” that cannot be confirmed, it is possible to
bring up past occurrences of failure for confirmation on the screen:
bring up past occurrences of failure for confirmation on the screen:
1-4-1. To Bring Up Screen Test
In standby mode, press buttons on the remote commander sequentially in rapid succession as shown below:
Since the diagnostic results displayed on the screen are not automatically cleared, always check the self-diagnostic screen
After you have completed the repairs, clear the result display to “0”.
After you have completed the repairs, clear the result display to “0”.
1-5. Quitting Self-diagnostic screen
To quit the entire self-diagnostic screen, turn off the power switch on the remote commander or the main unit.
DISPLAY/i-PLATE
Channel 5
Volume
TV POWER
-
Note : that this differs from entering
the service mode (volume +)
the service mode (volume +)
DC_DET
DC_ALEAT1
DC_ALERT2
DC_ALERT3
BACKLIGHT
TEMPERATURE
AUDIO
AUDIO FAN *1
DFE
B-ENGINE
HFR
0
0
0
0
0
0
0
0
0
0
0
TV
Monitoring Items
Error Count Record
For details, refer to "1-1. DIAGNOSTIC TEST INDICATORS"
[ SELF-DIAGNOSTIC SCREEN DISPLAY ]
Number "0": means that no fault detected.
Number "1": means a fault was detected one time only.
Number "1": means a fault was detected one time only.
*1 : KLV-32/40D300A Model only
KLV-32/40D300A, 32/40/46V300A (WB) 7
TABLE OF CONTENTS
SAFETY CHECK-OUT ............................................. 4
SELF DIAGNOSIS FUNCTION ................................ 5
1. DISASSEMBLY ............................................... 1-1
1-1. KLV-32D300A/32V300A ...................................... 1-1
1-1-1.
REAR COVER REMOVAL ............................ 1-1
1-1-2.
STAND ASSY AND VESA ARM ASSY
REMOVAL ...................................................... 1-1
1-1-3.
H1 BOARD REMOVAL ................................. 1-2
1-1-4.
U1 AND U2 BOARDS AND SIDE
TERMINAL ..................................................... 1-2
1-1-5.
POWER UNIT REMOVAL ............................ 1-3
1-1-6.
DTT (TOP) SHIELD REMOVAL .................. 1-3
1-1-7.
BG1/UT BOARD REMOVAL ........................ 1-4
1-1-8.
BH BOARD REMOVAL (KLV-32D300A) ... 1-4
1-1-9.
UNDER COVER REMOVAL ........................ 1-5
1-1-10. SPEAKER REMOVAL ................................... 1-5
1-1-11. LCD PANEL REMOVAL ............................... 1-6
1-2. KLV-40D300A, 40/46V300A ............................... 1-7
1-2-1.
REAR COVER REMOVAL ............................ 1-7
1-2-2.
STAND ASSY AND VESA ARM ASSY
REMOVAL ...................................................... 1-7
1-2-3.
H1 BOARD REMOVAL ................................. 1-8
1-2-4.
U1 AND U2 BOARDS AND SIDE
TERMINAL REMOVAL ................................ 1-8
1-2-5.
G3 AND D1 BOARDS REMOVAL ............... 1-9
1-2-6.
DTT (TOP) SHIELD REMOVAL .................. 1-9
1-2-7.
BG1/UT BOARD REMOVAL ...................... 1-10
1-2-8.
BH BOARD REMOVAL (KLV-40D300A) . 1-10
1-2-9.
AC INLET AND UNDER COVER
REMOVAL .................................................... 1-11
1-2-10. LCD BKT BTM L/R ASSY .......................... 1-11
1-2-11. SPEAKER REMOVAL ................................. 1-12
1-2-12. H3 AND H4 BOARDS REMOVAL ............. 1-12
1-2-13. D2 BOARD REMOVAL ............................... 1-13
1-2-14. LCD PANEL AND BEZEL ASSY
REMOVAL .................................................... 1-14
2. DIAGRAMS ..................................................... 2-1
2-1. CIRCUIT BOARDS LOCATION ......................... 2-1
(1)
KLV-32D300A, 32V300A .............................. 2-1
(2)
KLV-40D300A, 40/46V300A ......................... 2-1
3. EXPLODED VIEWS ........................................ 3-1
3-1. KLV-32D300A/32V300A ...................................... 3-2
3-1-1.
REAR COVER AND STAND ASSY ............. 3-2
3-1-2.
CHASSIS-1 ...................................................... 3-3
3-1-3.
CHASSIS-2 ...................................................... 3-4
3-1-4.
CHASSIS-3 ...................................................... 3-5
3-1-5.
SPEAKER ........................................................ 3-6
3-1-6.
BEZEL ASSY AND LCD PANEL ................. 3-7
3-2. KLV-40D300A, 40/46V300A ............................... 3-8
3-2-1.
REAR COVER AND STAND ASSY ............. 3-8
3-2-2.
CHASSIS-1 ...................................................... 3-9
3-2-3.
CHASSIS-2 .................................................... 3-10
3-2-4.
CHASSIS-3 .................................................... 3-11
3-2-5.
SPEAKER ...................................................... 3-12
3-2-6.
BEZEL ASSY AND LCD PANEL ............... 3-13
3-3. PACKING MATERIALS
(KLV-32D300A/32V300A) ................................. 3-14
3-4. PACKING MATERIALS
(KLV-40D300A/40V300A) ................................. 3-15
3-5. PACKING MATERIALS (KLV-46V300A) ....... 3-16
KLV-32/40D300A, 32/40/46V300A (WB) 1-1
1-1. KLV-32D300A/32V300A
1-1-1. REAR COVER REMOVAL
SECTION 1
DISASSEMBLY
1-1-2. STAND ASSY AND VESA ARM ASSY REMOVAL
1
Three screws
(+BV3X12)
2
Two screws
(+PSW M5X16)
3
Two screws
(+BVTP2 4X16)
3
Three screws
(+BVTP2 4X16)
3
Four screws
(+BVTP2 4X16)
3
Four screws
(+BVTP2 4X16)
4
Rear cover
1
Three screws
(+PSW M5X16)
2
Stand (M-WS) assy
5
VESA arm (32) assy
7
VESA arm (32) assy
6
One screw
(+PSW M5X16)
3
One screw
(+PSW M3X5)
4
One screw
(+PSW M5X16)
KLV-32/40D300A, 32/40/46V300A (WB) 1-2
KLV-32D300A/32V300A
1-1-3. H1 BOARD REMOVAL
1-1-4. U1 AND U2 BOARDS AND SIDE TERMINAL
2
Multi button assy
3
H1 board
CN101
1
Connector
1
Two screws
(+BV 3X12)
2
U1 board
2
U2 board
3
Side jack (M) holder
3
Side jack (M) holder
1
Two screws
(+PSW M3X5)
4
Side terminal
1
One screw
(+BV 3X12)
1
One screw
(+BV 3X12)
KLV-32V300A
KLV-32D300A
Plate ground (M)
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