Adjustment Of Laser Luminance And Luminance Sensor; Required Equipment - Sony VPL-F635HZ Service Manual

2-4. Adjustment of Laser Luminance and Luminance Sensor

Perform this adjustment when replacing any of the following:
Laser source unit, unit assembly, optical block assembly, PS converter, in-polarizer (B)
Be sure to perform this adjustment in the ambient temperature range of 15 Cd to 30 Cd.
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. The laser diode is used as a light source of this unit.
Never allow the light source to emit light with the cabinet removed.
Otherwise, it may cause damage to eyes or skin.
. Do not remove the lens when the set is lighting.
Otherwise, it may cause damage to eyes or skin.
. Do not release the protection circuit with the cabinet removed.
Otherwise, the light source may suddenly start emitting light, causing damage to eyes or skin.
. In order to avoid inappropriate use of the laser diode, do not disassemble the laser source unit.
. When performing the adjustment that requires turning the power of this unit off and on, be sure to
perform the operation with the top cover assembly attached.
. Perform the adjustment of laser luminance and luminance sensor after 30 minutes have passed since
you turned on the power.

2-4-1. Required Equipment

. Projection lens: Standard lens
. OPHIR laser power sensor PD300R-UV
. OPHIR display NOVA II
. Φ7.0 mm aperture
. Bandpass filter (product code: #86-350) made by Edmund Optics or the equivalent
. Personal computer (PC)
. RS-232C cross cable
. Brightness Adjustment Tool software
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For obtaining the software, please contact your local Sony Sales Office/Service Center.
VPL-FHZ65
2-7 (E)