Read Sony KE-50XBR900 (serv.man3) Service Manual online
KE-50XBR900(UC)
7
SAFETY CHECK-OUT
...................................................
3
DIAGNOSIS
......................................................................
5
1. DISASSEMBLY
1-1. Display Unit (PDM-5000)
1-1-1.Rear Cover Removal .......................................
1-1
1-1-2.K and F Boards Removal ................................
1-2
1-1-3.P Board Removal ............................................
1-3
1-1-4.G and F2 Boards Removal ..............................
1-4
1-1-5.R1 Board Removal ..........................................
1-5
1-1-6.R2 Board Removal ..........................................
1-6
1-2. Media Receiver Unit (MBT-XBR900)
1-2-1.Panel and Covers Removal..............................
1-7
1-2-2.H1 Board Removal .........................................
1-8
1-2-3.H4 Board Removal ..........................................
1-9
1-2-4.H3 Board Removal ......................................... 1-10
1-2-5.MS2 Board Removal ....................................... 1-11
1-2-6.H2 Board Removal ......................................... 1-12
1-2-7.A Board Removal ............................................ 1-13
1-2-8.B Block Assy Removal .................................. 1-14
1-2-9.M, AD, and AU Boards Removal ................... 1-15
TABLE OF CONTENTS
Section
Title
Page
Section
Title
Page
1-2-10.A and AU Boards Removal ........................... 1-16
1-2-11.M Board Removal ........................................ 1-17
1-2-12.IF Boards Removal........................................ 1-18
1-2-13.U1 Boards Removal ...................................... 1-19
1-2-14.U2 Boards Removal ...................................... 1-20
2. ADJUSTMENTS
2-1. VS, VD Voltage Adjustment (PDM-5000) ...............
2-1
2-2. White Balance Adjustment (PDM-5000) ..................
2-2
3. TROUBLESHOOTING
3-1. Display Unit (PDM-5000) ........................................
3-1
3-2. Media Receiver Unit (MBT-XBR900) .....................
3-2
4. DIAGRAMS
4-1. Block Diagrams
4-1-1.Display Unit(PDM-5000) ................................
4-1
4-1-2.Media Receiver Unit (MBT-XBR900) ...........
4-6
4-2. Frame Diagram ......................................................... 4-15
4-3. Circuit Boards Location
4-3-1.Display Unit(PDM-5000) ................................ 4-16
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