B Ovp Confirmation - Sony KP 48S75 Service Manual
Color rear video projector
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Also See for KP 48S75:
- Operating instructions manual (58 pages) ,
- Documentation update (2 pages) ,
- Supplementary manual (1 page)
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KP-43T75/48S75/
53N77/53S75/61S75
RM-Y906
4-4. +B OVP CONFIRMATION
1. Connect an external dc power supply to TP OVP.
2. Supply 120VAC to variable autotransformer.
3. Set PICTURE and the BRIGHTNESS controls to minimum.
4. Gradually turn the external dc power supply, and check if
OVP works properly when the voltage of the external dc
power supply is between 139.0 ~ 155.0V.
– 48 –
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