Display Supply (Sanken) Diagram - Philips 42PF9731D Service Manual

Block Diagrams, Test Point Overviews, and Waveforms
Display Supply (Sanken)
DISPLAY SUPPLY (SANKEN)
AC-IN
Vin: 90 - 276 Vac
Freq: 48 - 65 Hz
1P02
AC-IN FOR
PLATFORM-PSU
P: 15W
BJ2.4U/BJ2.5U LA 6.
1P22
CONTROL:
1. DIM CONTROL
400V FOR
2. POWER GOOD
PLATFORM-PSU
3.ON OFF
P: 65W
4. GND
5. PWM CONTROL
6. N.C.
7. STANDBY
8. N.C.
PRIMARY SIDE
9. +5V2
44
1M08
1M10
1P10
295v
295 +/- 5%
Ityp : 0.8A
Imax: 0.9A
Pmax: 264W
295v (Optional)
AMBIENT LIGHT
12V +/- 5%
Ityp : 2.2A
Imax: 3A
Pmax: 36W
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