Sony DFX-51 2-2-6. A Board Removal

2-5 (E)

DXF-51

2-2-6. A Board Removal

When the A board is going to be replaced in the monitor that have the serial No. 10001-30000 (UC), 40001-100000 (AEP)

as shown, replace the A board together with the P board at the same time.

1 Two screws

3 Lug

2 Two screws

5 Two connectors

(CN104, 107)

6 Three connectors

(CN103, 109, 110)

7 Two connectors

(CN102, 105)

8 Two screws

9 board

8 Two screws

4 Three connectors

(CN101, 106, 108)

Contents

Main SERVICE MANUAL REVISED-1 ! WARNING ! WARNUNG ! AVERTISSEMENT Table of Contents 6. Spare Parts 7. Block Diagrams 8. Diagrams 1-1 (E) DXF-51 Electronic Viewfinder Manual de instrucciones Pgina 48 Manual dIstruzioni Pagina 58 Features Precautions 21 Location and Function of Parts and Controls Location and Function of Parts and Controls Operation Tilting 27 Specifications Page 2-1 (E) 2-2. Disassembly 2-2-1. Stand Assy Removal Section 2 Service Informations 2-1. Board Layout Page Page 2-2-5. G and P Boards Removal 2-4 (E) 2-2-6. A Board Removal 2-2-7. Picture Tube and Q Board Removal 2-2-8 Removal of Anode Cap Section 3 Safety Related Adjustment Page Section 4 Electrical Adjustments 4-10. V-LIN (RV105) Adjustment 4-11. V-SIZE (RV109) Adjustment 4-12. 16 : 9 V-SIZE (RV108) Adjustment 4-13. V-SIZE PAL (RV110) Adjustment 4-14. BRIGHT (RV102) Adjustment 4-3 (E) A board (Conductor side) RV501 G board (Conductor side) A board (Conductor side) Page 5-1 Section 5 Semiconductors IC, Transistor, Diode Page 6-1. Notes on Repair Parts Section 6 Spare Parts 6-2 6-2. Exploded Views Mask & Cover Assemblies Chassis & CRT Assemblies 6-4 Page 6-3. Electrical Parts List Page Page Page Page Page Page Page Page Section 8 Diagrams 8-1 8-1 A -Component side- A 8-2 (b)8-2 (b) 8-1. Schematic Diagrams and Printed Wiring Boards H2 (A)/H2 (B) H2 (A)/H2 (B) A BOARD Page A -Component side- A 8-2 (a)8-2 (a) H2 (A)/H2 (B) H2 (A)/H2 (B) A BOARD 8-3 8-3 H2(B) H2(A) 1.0 4.3 8.2 25.5 8-48-4 A Board Waveforms TC4W66F (IC102) TC74HC595AF (EL) (IC104, IC113)HA11423MP (IC108) MC74HC4538AF (IC109) Page Page Page G, H1, QG, H1, Q G H1 Q -Component side- Q H1 G, H1, QG, H1, Q G (D-D CONVERTER) Q CN201 13P D P -Component side- P Page D P -Component side- P -Conductor side- D 8-9 8-9 D302 ERC25-04S M5237ML-TP1 D (H.DRIVE,B+ REG) Q301-D 167 Vp-p (H) Page SAFETY CHECK-OUT