Table Of Contents - Sony KE-MR50M2 Service Manual

SAFETY CHECK-OUT .......................................
SELF DIAGNOSIS FUNCTION ..........................
1. DISASSEMBLY ............................................ 1-1
1-1. DISPLAY UNIT (PDM-5010) ........................... 1-1
1-1-1. REAR COVER REMOVAL ......................... 1-1
1-1-2. G BOARD REMOVAL ................................. 1-2
1-1-3. F AND K BOARDS REMOVAL .................. 1-2
1-1-4. DEM BOARD REMOVAL ........................... 1-3
1-1-5. PLASMA DISPLAY ASSY REMOVAL ..... 1-4
1-1-6. R1 BOARD REMOVAL ............................... 1-5
1-1-7. R2 BOARD REMOVAL ............................... 1-5
1-2. MEDIA RECEIVER UNIT (MBT-MR2) ......... 1-6
1-2-1. PANEL AND COVERS REMOVAL ........... 1-6
1-2-2. SPM BOARD REMOVAL ............................ 1-7
1-2-3. H1, H2 AND H3 BOARDS REMOVAL ...... 1-7
1-2-4. HM BOARD REMOVAL ............................. 1-8
1-2-5. J1 AND J2 BOARDS REMOVAL ............... 1-8
1-2-6. BD, M AND MS2 BOARDS
REMOVAL .................................................... 1-9
1-2-7. A BOARD REMOVAL ................................. 1-10
1-2-8. G BOARD REMOVAL ................................. 1-10
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 (PDM-5010) ...................... 3-1
(1) DEM , R1 and R2 Boards ............................. 3-1
(2) K Board .......................................................... 3-2
(3) G and F Boards .............................................. 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 Boarda ..................................... 3-7
(5) BD Board ....................................................... 3-8
(6) M(1/2) and J2 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 (PDM-5010) ...................... 3-13
3-3-2. MEDIA RECEIVER UNIT (MBT-MR2) ..... 3-13

TABLE OF CONTENTS

3
3-4.
4
3-4-1. DISPLAY UNIT (PDM-5010) ...................... 3-14
3-4-2. MEDIA RECEIVER UNIT (MBT-MR2) ...... 3-28
3-5.
4. EXPLODED VIEWS ...................................... 4-1
4-1.
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.
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.
4-4.
5. ELECTRICAL PARTS LIST ........................ 5-1
SCHEMATIC DIAGRAMS AND PRINTED
WIRING BOARDS ............................................ 3-13
(1) Schematic Diagrams of DEM Board ............. 3-14
(2) Schematic Diagram of F Board ..................... 3-22
(3) Schematic Diagram of G Board .................... 3-23
(4) Schematic Diagram of K Board .................... 3-25
(5) Schematic Diagrams of R1 and R2 Boards ... 3-27
(1) Schematic Diagram of A Board .................... 3-28
(2) Schematic Diagram of BD Board .................. 3-34
(3) Schematic Diagram of G Board .................... 3-40
(4) Schematic Diagram of H1 Board .................. 3-42
(5) Schematic Diagram of H2 and H3 Boards .... 3-43
(6) Schematic Diagram of HM Board ................. 3-44
(7) Schematic Diagram of J1 Board .................... 3-45
(8) Schematic Diagram of J2 and SPM Boards .. 3-47
(9) Schematic Diagram of M Board .................... 3-48
(10) Schematic Diagram of MS2 Board ................ 3-52
SEMICONDUCTORS ....................................... 3-57
DISPLAY UNIT-1 (PDM-5010) ....................... 4-2
MEDIA RECEIVER UNIT (MBT-MR2) ......... 4-6
PACKING MATERIALS FOR DISPLAY UNIT
(PDM-5010) ...................................................... 4-10
PACKING MATERIALS FOR MEDIA
RECEIVER UNIT (MBT-MR2) ........................ 4-11
KE-MR50M2 (CH) 5