Sony KLV-MR32N2 / KLV-MR32S2 Service Manual ▷ View online
KLV-MR32S2/MR32N2 (E) 5
TABLE OF CONTENTS
SAFETY CHECK-OUT .......................................
3
SELF DIAGNOSIS FUNCTION ..........................
4
1. DISASSEMBLY ............................................ 1-1
1-1.
DISPLAY UNIT (LDM-3210) .......................... 1-1
1-1-1. STAND AND REAR COVER REMOVAL . 1-1
1-1-2. DES BOARD REMOVAL ............................ 1-1
1-1-3. SHIELD CASES AND MAIN ARMS
REMOVAL .................................................... 1-2
1-1-4. K BOARD REMOVAL ................................. 1-2
1-1-5. G1 BOARD REMOVAL ............................... 1-3
1-1-6. R1 AND R2 BOARDS REMOVAL ............. 1-3
1-1-7. LCD PANEL REMOVAL ............................. 1-4
1-2.
MEDIA RECEIVER UNIT (MBT-MR2) ......... 1-5
1-2-1. PANEL AND COVER REMOVAL ............. 1-5
1-2-2. SPM BOARD REMOVAL ............................ 1-6
1-2-3. H1, H2 AND H3 BOARDS REMOVAL ...... 1-6
1-2-4. HM BOARD REMOVAL ............................. 1-7
1-2-5. J1 AND J2 BOARDS REMOVAL ............... 1-7
1-2-6. BD, M AND MS2 BOARDS
REMOVAL .................................................... 1-8
1-2-7. A BOARD REMOVAL ................................. 1-9
1-2-8. G BOARD REMOVAL ................................. 1-9
2. ADJUSTMENT .............................................. 2-1
2-1.
SERVICE MODE ............................................... 2-1
2-1-1. METHOD OF SETTING THE
SERVICE MODE. ......................................... 2-1
2-1-2. ADJUSTMENT ITEMS AND
KEY OPERATION. ....................................... 2-1
2-1-3. METHOD OF ENDING
SERVICE MODE .......................................... 2-1
2-1-4. SERVICE MODE LIST ................................. 2-2
3. DIAGRAMS ................................................... 3-1
3-1.
BLOCK DIAGRAMS ........................................ 3-1
3-1-1. DISPLAY UNIT (LDM-3210) ...................... 3-1
(1)
DES, R1 and R2 Boards ................................ 3-1
(2)
K Board .......................................................... 3-2
(3)
G1 Board ........................................................ 3-3
3-1-2. MEDIA RECEIVER UNIT (MBT-MR2) ..... 3-4
(1)
A(1/2) and H1(1/2) Boards ............................ 3-4
(2)
A(2/2), H1(2/2), H2, H3 and SPM Boards .... 3-5
(3)
J1 Board ......................................................... 3-6
(4)
HM and MS2 Boards ..................................... 3-7
(5)
BD Board ....................................................... 3-8
(6)
J2 and M(1/2) Boards .................................... 3-9
(7)
M(2/2) Board .................................................. 3-10
(8)
G Board .......................................................... 3-11
3-2.
FRAME DIAGRAM .......................................... 3-12
3-3.
CIRCUIT BOARDS LOCATION ..................... 3-13
3-3-1. DISPLAY UNIT (LDM-3210) ...................... 3-13
3-3-2. MEDIA RECEIVER UNIT (MBT-MR2) ..... 3-13
3-4.
SCHEMATIC DIAGRAMS AND PRINTED
WIRING BOARDS ............................................ 3-13
3-4-1. DISPLAY UNIT (LDM-3210) ...................... 3-14
(1)
Schematic Diagrams of DES Board .............. 3-14
(2)
Schematic Diagram of G1 Board .................. 3-23
(3)
Schematic Diagram of K Board .................... 3-25
(4)
Schematic Diagram of R1 Board ................... 3-27
(5)
Schematic Diagram of R2 Board ................... 3-27
3-4-2. MEDIA RECEIVER UNIT (MBT-MR2) ...... 3-28
(1)
Schematic Diagram of A Board .................... 3-28
(2)
Schematic Diagrams of BD Board ................ 3-36
(3)
Schematic Diagram of G Board .................... 3-42
(4)
Schematic Diagram of H1 Board .................. 3-44
(5)
Schematic Diagram of H2 Board .................. 3-45
(6)
Schematic Diagram of H3 Board .................. 3-46
(7)
Schematic Diagram of HM Board ................. 3-47
(8)
Schematic Diagram of J1 Board .................... 3-48
(9)
Schematic Diagram of J2 and SPM Boards .. 3-50
(10) Schematic Diagrams of M Board .................. 3-51
(11) Schematic Diagrams of MS2 Board .............. 3-55
3-5.
SEMICONDUCTORS ....................................... 3-60
4. EXPLODED VIEWS ...................................... 4-1
4-1.
DISPLAY UNIT-1 (LDM-3210) ....................... 4-2
4-1-1. DISPLAY UNIT-1 ......................................... 4-2
4-1-2. DISPLAY UNIT-2 ......................................... 4-3
4-1-3. DISPLAY UNIT-3 ......................................... 4-4
4-1-4. DISPLAY UNIT-4 ......................................... 4-5
4-2.
MEDIA RECEIVER UNIT (MBT-MR2) ......... 4-6
4-2-1. MEDIA RECEIVER UNIT-1 ........................ 4-6
4-2-2. MEDIA RECEIVER UNIT-2 ........................ 4-7
4-2-3. MEDIA RECEIVER UNIT-3 ........................ 4-8
4-2-4. MEDIA RECEIVER UNIT-4 ........................ 4-9
4-3.
PACKING MATERIALS FOR DISPLAY UNIT
(LDM-3210) ...................................................... 4-10
4-4.
PACKING MATERIALS FOR MEDIA
RECEIVER UNIT (MBT-MR2) ........................ 4-11
5. ELECTRICAL PARTS LIST ........................ 5-1
KLV-MR32S2/MR32N2 (E) 1-1
1-1. DISPLAY UNIT (LDM-3210)
1-1-1. STAND AND REAR COVER REMOVAL
SECTION 1
DISASSEMBLY
1-1-2. DES BOARD REMOVAL
1
Four screws
(+PSW 5X16)
3
Five screws
(+PSW 4X10)
2
Stand assy
4
Rear cover
1
Twenty four screws
(+BVTT 3X6)
5
Five screws
(+BVTT 3X6)
3
Two screws
(M2.6S HEAD EG)
4
Two screws (HEX)
2
Shield case,S32 (center)
6
DES board
KLV-MR32S2/MR32N2 (E) 1-2
1-1-3. SHIELD CASES AND MAIN ARMS REMOVAL
1-1-4. K BOARD REMOVAL
1
Three screws
(+BVTT 3X6)
2
Shield case,32 (R)
8
Shield case,32 (L)
5
Main arm,S32 (R)
qa
Main arm,S32 (L)
3
Two screws
(+BVTT 4X10)
3
Two screws
(+BVTT 4X10)
4
Three screws
(+PSW 5X10)
0
Three screws
(+PSW 5X10)
9
Two screws
(+BVTT 4X10)
9
Two screws
(+BVTT 4X10)
7
Three screws
(+BVTT 2.6X4)
6
Four screws
(+BVTT 3X6)
1
Five screws
(+BVTT 3X6)
2
K board
KLV-MR32S2/MR32N2 (E) 1-3
1-1-5. G1 BOARD REMOVAL
1-1-6. R1 AND R2 BOARDS REMOVAL
1
Eight screws
(+BVTT 3X6)
2
G1 board
1
Two screws
(+BVTP 3X12)
4
Two screws
(+BVTP 3X12)
3
R1 board
6
R2 board
2
PWB-R bracket
2
PWB-R bracket
5
PWB-R bracket
5
PWB-R bracket
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