Sharp 28LF-92EES Service Manual page 44

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AK - 45
CHASSIS
OSD Position
It's used to adjust the horizontal position of the OSD.
BCLTHR
Beam current threshold
BCLG
Beam current loop gain
ROTATION (TILT)
This adjustment only works when the TV has rotation option. Change TILT by pressing Left/Right
buttons to rotate the complete raster clock-wise and counter clock-wise depending on the CRT. Check
and readjust TRPEZ item if the adjustment becomes improper after some other geometric adjustments
are done.
LSLSA, LSLSB, LSL2, LSLTA, LSLTB (Luma soft limiter)
LSLSA: Luma soft limiter slope A (fixed)
LSLSB: Luma soft limiter slope B (fixed)
LSL2:
Luma soft limiter absolute limit (fixed)
LSLTA: L
uma soft limiter segment A tilt point (fixed)
LSLTB: L
uma soft limiter segment A tilt point (fixed)
REFERENCE WDR RED (NORMAL)
The amplitude of R of RGB output can be adjusted with the drive parameter WDR for the colour
temperature of normal mode.
REFERENCE WDR GREEN (NORMAL)
The amplitude of G of RGB output can be adjusted with the drive parameter WDR for the colour
temperature of normal mode.
REFERENCE WDR BLUE (NORMAL)
The amplitude of B of RGB output can be adjusted with the drive parameter WDR for the colour
temperature of normal mode.
REFERENCE CUTOFF RED
It's fixed.
REFERENCE CUTOFF GREEN
It's fixed.
REFERENCE CUTOFF BLUE
It's fixed.
IBRM
Internal Brightness, the brightness for measurement can be set to measure at higher cutoff current. The
measurement brightness is independent of the drive values. It's used to adjust the maximum brightness
level.
WDRV
White drive measurement control. It is used to adjust the maximum contrast level.
ACC_SAT (COLOUR OFFSET)
It's used to adjust the max. colour level.
G2 CUTOFF REFERENCE
It's fixed.
G2 WDR REFERENCE
It's fixed.
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