Service Adjustment Data Table - Eiki LC-WB42N Service Manual

Electrical Adjustments

Service Adjustment Data Table

Group/
Item Name
Item
Group 0 Ad converter (PW392)
0 ADC G-OFFSET
1 ADC R-OFFSET
2 ADC B-OFFSET
 ADC G-GAIN
4 ADC R-GAIN
5 ADC B-GAIN
10 SOGTH
11 SOGHYSDIS
12 HS1TH
1 HS0TH
20 Anti-Alias Filter
Anti-Alias Downsample
21
(Read Only)
Anti-Alias High Frequency
22
(Read Only)
Group 10 Sync Processor
 ADC G-GAIN
4 ADC R-GAIN
5 ADC B-GAIN
Group
Video decoder *R : Read Only Value
20
0 Y Level
1 C Level
10 XCXL Parameter
11 Sync Amp Low
12 Sync Amp High
1 Luma Setup Enable
14 Anti-Alias Filter
15 Anti-Alias Downsample
16 Anti-Alias High Frequency
17 CSC Adjust
Comb D Cross-Luma Top/
20
Bottom Amplitude
Function
YCbCr 480i (575i) / YCbCr 480p (575p)
/ YCbCr 720p (720p50) / YCbCr 1080i
(105i, 1080i50) /
SCART
YCbCr 480i (575i) / YCbCr 480p (575p)
/ YCbCr 720p (720p50) / YCbCr 1080i
(105i, 1080i50) /
SCART
YCbCr 480i (575i) / YCbCr 480p (575p)
/ YCbCr 720p (720p50) / YCbCr 1080i
(105i, 1080i50) /
SCART
YCbCr 480i (575i) / YCbCr 480p (575p)
/ YCbCr 720p (720p50) / YCbCr 1080i
(105i, 1080i50) /
SCART
YCbCr 480i (575i) / YCbCr 480p (575p)
/ YCbCr 720p (720p50) / YCbCr 1080i
(105i, 1080i50) /
SCART
YCbCr 480i (575i) / YCbCr 480p (575p)
/ YCbCr 720p (720p50) / YCbCr 1080i
(105i, 1080i50) /
SCART
RGB / COMPONENT / SCART
RGB / COMPONENT / SCART
H Sync1 Threshold
RGB / COMPONENT / SCART
H Sync0 Threshold
RGB / COMPONENT / SCART
YCbCr 480i (575i) / YCbCr 480p (575p)
/ YCbCr 720p (720p50) / YCbCr 1080i
(105i, 1080i50) /
SCART
YCbCr 480i (575i) / YCbCr 480p (575p)
/ YCbCr 720p (720p50) / YCbCr 1080i
(105i, 1080i50) /
SCART
YCbCr 480i (575i) / YCbCr 480p (575p)
/ YCbCr 720p (720p50) / YCbCr 1080i
(105i, 1080i50) /
SCART
PC/YCbCr 480i (575i) / YCbCr 480p
(575p) / YCbCr 720p (720p50) / YCbCr
1080i (105i, 1080i50)
PC/YCbCr 480i (575i) / YCbCr 480p
(575p) / YCbCr 720p (720p50) / YCbCr
1080i (105i, 1080i50)
PC/YCbCr 480i (575i) / YCbCr 480p
(575p) / YCbCr 720p (720p50) / YCbCr
1080i (105i, 1080i50)
Composite / S-Video - Y Level (ADC
RGB Gain)
Composite / S-Video - C Level (ADC
Saturation)
XCXL Level
Minimum sync amplitude threshold
for HLOCK 1 to 0 transition
Minimum sync amplitude threshold
for HLOCK 0 to 1 transition
7 .5IRE Mode
Anti-Alias Filter
Anti-Alias Downsample
Anti-Alias High Frequency
Composite / S-Video - CSC Adjust
for PAL/SECAM only
These initial values are the reference data written from the
CPU ROM to memory IC when replaced new memory IC. The
adjustment items indicated with " ✻" are required to readjust
following to the " Electrical adjustments" . Other items should
be used with the initial data value.
Initial
512/512/512/512/512
512/512/512/512/512
512/512/512/512/512
265/200/*/*/*
265/205/*?*/*
255/205/*/*/*
*/4/4
0
*/4/4
*/4/4
4


290/170/170/
185/185
290/140/140/
155/155
290/140/140/
155/155
15/161
410/440
1 / 0
1 / 
1 / 1
0
4


0x400/0x400

--
range Note
0 - 102 * G-Pedestal Adjustment
0 - 102 * R-Pedestal Adjustment
0 - 102 * B-Pedestal Adjustment
0 - 102 * G-Gain Adjustmen
0 - 102 * R-Gain Adjustmen
0 - 102 * B-Gain Adjustmen
0 - 15
0 - 1
0 - 15
0 - 15
0 --7
0 -
0-
0 - 102
0 - 102
0-102
Composite / S-Video
0 - 102
* Gain Adjustment [Video]
0 - 102 Composite / S-Video
0 -  NTSC/PAL
0 -  NTSC/PAL
0 -  NTSC/PAL
0 - 1 Effective only NTSC Signal
0-7
0-
0-
0x00-
0x500
0-