Sony TRINITRON PVM-14L5 Service Manual page 5

5. Theory of Operation
5-1. B Board ....................................................................................................... 5-1
5-2. BI Board ...................................................................................................... 5-3
5-3. C Board ....................................................................................................... 5-4
5-4. Deflection Circuit and High Tension Circuit .............................................. 5-5
5-7. Power Supply Circuit .................................................................................. 5-7
6. Semiconductors
7. Spare Parts
7-1. Notes on Repair Parts .................................................................................. 7-1
7-2. Exploded Views .......................................................................................... 7-2
7-3. Electrical Parts List ................................................................................... 7-11
8. Block Diagrams
Overall (1/2) ................................................................................................ 8-1
Overall (2/2) ................................................................................................ 8-2
Q (1/2), B (1/5), T (1/2), K .......................................................................... 8-3
B (2/5) ......................................................................................................... 8-4
B (3/5) ......................................................................................................... 8-5
Q (2/2), B (4/5, 5/5), M, T (2/2), H1 (14L)/HA (20L), H2 (14L)/HB (20L) ... 8-6
B1 ................................................................................................................ 8-7
C, D, D1, D2, DY ........................................................................................ 8-8
G, J .............................................................................................................. 8-9
PVM-14L5/20L5/D14L5A/D20L5A
4-3-5. 3.58 f0 Adjustment (NTSC) ....................................................... 4-9
4-3-6. Phase Adjustment (NTSC) ......................................................... 4-9
4-3-7. Level Adjustment (NTSC) ....................................................... 4-10
4-3-8. Burst Gate Pulse Width Adjustment (PAL) ............................. 4-10
4-3-9. 4.43 f0 Adjustment (PAL) ........................................................ 4-10
4-3-10. PAL B-Y PHASE Adjustment ................................................. 4-10
4-3-11. PAL PHASE Adjustment (Normal) ......................................... 4-11
4-3-12. Level Adjustment (PAL) .......................................................... 4-11
4-3-13. Level Adjustment (NTSC 443) ................................................ 4-11
4-3-14. Clamp Pulse Width Adjustment (SECAM) ............................. 4-12
4-3-15. H. Pulse Width Adjustment (SECAM) .................................... 4-12
4-3-16. Level Adjustment (SECAM) .................................................... 4-12
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