Read Sony KLV-32W400A / KLV-40W400A / KLV-46W400A / KLV-52W400A Service Manual online
KLV-32/40/46/52W400A (GA) 8
TABLE OF CONTENTS
SAFETY CHECK-OUT ............................................. 5
SELF DIAGNOSIS FUNCTION ................................ 6
1. DISASSEMBLY ............................................... 1-1
1-1.
KLV-32W400A ...................................................... 1-1
1-1-1.
REAR COVER AND STAND ASSY
REMOVAL ...................................................... 1-1
1-1-2.
SWITCH UNIT AND SIDE JACK BRACKET
REMOVAL ...................................................... 1-2
1-1-3.
UNDER COVER AND VESA FRAME (TOP)
REMOVAL ...................................................... 1-3
1-1-4.
BG1G BOARD REMOVAL ........................... 1-4
1-1-5.
POWER UNIT REMOVAL ............................ 1-5
1-1-6.
SPEAKER AND UNDER BAR REMOVAL . 1-6
1-1-7.
LCD PANEL, H3E BOARD AND H4 BOARD
REMOVAL ...................................................... 1-7
1-1-8.
WIRING LAYOUT ......................................... 1-8
1-2.
KLV-40W400A ...................................................... 1-9
1-2-1.
REAR COVER AND STAND ASSY
REMOVAL ...................................................... 1-9
1-2-2.
AC INLET AND UNDER COVER
REMOVAL .................................................... 1-10
1-2-3.
BG1G BOARD AND IP5 BOARD
REMOVAL .................................................... 1-11
1-2-4.
FRAME REMOVAL ..................................... 1-12
1-2-5.
SPEAKER (L) REMOVAL ........................... 1-13
1-2-6.
SPEAKER (R) REMOVAL ........................... 1-13
1-2-7.
LCD PANEL, H3E BOARD AND H4 BOARD
REMOVAL .................................................... 1-14
1-2-8.
WIRING LAYOUT ....................................... 1-15
1-3.
KLV-46W400A .................................................... 1-16
1-3-1.
REAR COVER AND STAND ASSY
REMOVAL .................................................... 1-16
1-3-2.
AC INLET AND UNDER COVER
REMOVAL .................................................... 1-17
1-3-3.
BG1G BOARD AND IP5 BOARD
REMOVAL .................................................... 1-18
1-3-4.
FRAME REMOVAL ..................................... 1-19
1-3-5.
SPEAKER (L) REMOVAL ........................... 1-20
1-3-6.
SPEAKER (R) REMOVAL ........................... 1-20
1-3-7.
LCD PANEL, H3E BOARD AND
H4 BOARD REMOVAL ............................... 1-21
1-3-8.
WIRING LAYOUT ....................................... 1-22
1-4.
KLV-52W400A .................................................... 1-23
1-4-1.
REAR COVER AND STAND ASSY
REMOVAL .................................................... 1-23
1-4-2.
AC INLET AND UNDER COVER
REMOVAL .................................................... 1-24
1-4-3.
D4, D5, G5 AND BG1B BOARDS
REMOVAL .................................................... 1-25
1-4-4.
FRAME REMOVAL ..................................... 1-26
1-4-5.
SPEAKER (L) REMOVAL ........................... 1-27
1-4-6.
SPEAKER (R) ................................................ 1-27
1-4-7.
LCD PANEL, H3E BOARD AND H4 BOARD
REMOVAL .................................................... 1-28
1-4-8.
WIRING LAYOUT ....................................... 1-29
2. DIAGRAMS ..................................................... 2-1
2-1.
CIRCUIT BOARDS LOCATION ......................... 2-1
(1)
KLV-32W400A ................................................ 2-1
(2)
KLV-40W400A ................................................ 2-1
(3)
KLV-46W400A ................................................ 2-1
(4)
KLV-52W400A ................................................ 2-1
2-2.
BLOCK DIAGRAM .............................................. 2-2
(1)
BG1G Board ..................................................... 2-2
3. EXPLODED VIEWS ........................................ 3-1
3-1.
KLV-32W400A ...................................................... 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
3-2.
KLV-40W400A ...................................................... 3-5
3-2-1.
REAR COVER AND STAND ASSY ............. 3-5
3-2-2.
CHASSIS-1 ...................................................... 3-6
3-2-3.
CHASSIS-2 ...................................................... 3-7
3-3.
KLV-46W400A ...................................................... 3-8
3-3-1.
REAR COVER AND STAND ASSY ............. 3-8
3-3-2.
CHASSIS-1 ...................................................... 3-9
3-3-3.
CHASSIS-2 .................................................... 3-10
3-4.
KLV-52W400A .................................................... 3-11
3-4-1.
REAR COVER AND STAND ASSY ........... 3-11
3-4-2.
CHASSIS-1 .................................................... 3-12
3-4-3.
CHASSIS-2 .................................................... 3-13
3-5.
PACKING MATERIALS .................................... 3-14
3-5-1.
KLV-32W400A .............................................. 3-14
3-5-2.
KLV-40W400A .............................................. 3-15
3-5-3.
KLV-46W400A .............................................. 3-16
3-5-4.
KLV-52W400A .............................................. 3-17
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