Table Of Contents - Sony BVM-1911 Operation And Maintenance Manual

TABLE OF CONTENTS
1. Operation
1-1. Overview .................................................... 1-1
1-1-1. Features ........................................... 1-1
1-1-2. Options ............................................ 1-2
1-2. Voltage Selection ....................................... 1-6
1-3. Location and Function of Parts ............... 1-7
1-3-1. Front Panel ...................................... 1-7
1-3-2. RearPanel ...................................... 1-10
1-3-3. Subcontrol Panels inside the Drawer
..................... ···························· 1-12
1-3-4. Switches inside the Cabinet.. ......... 1-21
1-4. Menu Operations ..................................... 1-23
1-4-1. Starting with the Menu Operations
................................................. 1-23
1-4-2. Setting the Input Configuration ..... 1-24
1-4-3. Presetting the Picture Levels ......... 1-27
1-4-4. Selecting the White Balance .......... 1-28
1-4-5. Changing and Applying the Password
................................................. 1-31
1-4-6. Assigning the Remote Control
Functions ................................. 1-34
1-4-7. Defining the Monitor Configuration
················································· 1-38
1-5. Convergence Adjustments ...................... 1-43
1-5-1. Convergence of a 4:3-Aspect Normal
Picture ...................................... 1-43
1-5-2. Convergence of a 4:3-Aspect
U nderscanned Picture .............. 1-46
1-5-3. Convergence of a 16:9-Aspect Picture
................................................. 1-47
1-6. Picture Adjustments ............................... 1-48
1-6-1. White Balance Adjustment.. .......... 1-48
1-6-2. Black Level Adjustment ................ 1-49
1-7. Specifications ........................................... 1-50
2. DISASSEMBLY
2-1. Cover Removal··················································· 2-1
2-2. Bezel Assembly Removal······································· 2-1
2-3. Check of C Board ···· · · ····· · · · · · ·· · · · ·· ·· · · · ·· ··· · · ···· ···· · · · · · 2-2
2-4. QA, QB, W and V Boards Removal · · · · · · ··· ···· · · · · · · · · · · ·· ·· 2-2
2-5. Open the BK Block ····· · ··· ···· ·· ·· · ·· ······ · · · · · · · · · · ··· · · ·· · · · 2-3
2-6. BK Board Removal ··· ···· ··· · · · ··· · ········· · · ·· · · · · ·· ···· ·· · · ·· 2-3
2-7. Check of BK Board·············································· 2-4
2-8. Check of DB Board · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 2-4
2-9. Check of PA Board · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 2-5
2-10. Check of BJ Board · · · · · · · · · · · · · · · · · · · · · · · · · · · · · ·· · · · · · · · · · · · · · · · · 2-5
2-11. GC Board Removal · · · · · ··· · · · · ····· · · · · · · · · ···· ··· ·· · ··· · · ···· ·· 2-6
2-12. Power Block Assembly Removal · ··· · · ··· · · · · · · ·· · ······· ·· · · · 2-6
2-13. Flyback Transformer and High Voltage Block Removal···· 2-7
2-13-1. Removal and Replacement of High Voltage Cable······ 2-7
2-14. Picture Tube Removal ···········································2-8
2-15. Control Panel Assembly Removal ·············· ··············· 2-8
3. CIRCUIT DESCRIPTION
3-1. QA, QB, BA Boards·············································3-l
3-2. BG Board·························································· 3-3
3-3. BH Board
00
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3-5
3-4. Bl Board···· ..... ·, ... ············································· 3-7
3-5. Sync Processor, Pulse Generator (BJ Board)······· .... ······ 3-9
3-6. BK Board······· .. ·················································3-13
3-7. Beam Control Circuit (Bl, BK Boards)· ....................... 3.15
3-8. NTSC Comb Filter (BT Board) · ·· ........ · ·· .... ·· · ···· · · ·· · ·· 3-17
3-9. PAL Demodulator, Y Trap Circuit (BO Board)·············· 3-19
3-10. NTSC Demodulator, Y Trap Circuit (BC Board) ............ 3-21
3-11. Vertical Deflection Output Circuit Convergence
Output Circuit (EB Board)··· .... ············· .. ··· .. ······ .. ··· 3-23
3-12. Power Supply Circuit (GA, GB Boards) ...................... 3-25
3-13. Convergence Circuit (DB, DC Boards. OCT Block)········ 3-27
3-14. Deflection Circuit (DA Board) ··· .. · ···· · · ..... · · · .. ···· · · .... · 3-31
3-15. Horizontal Output (EA Board)···· .............................. 3-35
3-16. High Voltage Regulator (PA Board) ..... · .. ······ ..... ·· .. ···· 3-37