KLV-MR30M1 (CH) 2-1
SECTION 2
ADJUSTMENTS
2-1. Adjustment of A/D Converter
(MBT-MRL1C)
<Service Mode>
The service mode is not displayed in the normal state. It is
displayed by entering a pass code.
All hidden menus are displayed when you enter the pass code
below.
The uppermost item of the displayed menus is a service mode
menu.
Pass code: Enter in the standby state (when the red LED lights)
as follows:
Screen display
→
5
→
Vol +
→
Power ON
== Service Mode Menu ==
1) EEP ROM Initialize
2) Chroma Decoder
3) AD Converter
4) White Balance
5) General
6) Manual Control
7) Preset Edit
8) Service Status
2-1-1. Adjustment Preparation
1) Connect J board via AV mouse.
2) Set Factory Service mode useing AdjCon.xls.
3) Set Thunder to Through mode. (P board)
2-1-2. AD Adjustment of RGB System
1) Input XGA (1024
×
768) All White 90 IRE in D-sub 15 pin
input.
2) Set picture quality mode to [PC/GAME].
Send “RGB Level” Command.
3) Adjust RGB Gain and set the detection value of RGB to setting
values.
Detection setting value: 212 ± 3
4) Set RGB signal to XGA (1024
×
768) All Gray 20 IRE.
5) Adjust RGB Offset and set the detection value of RGB to
setting values.
Detection setting value: 47 ± 1
6) Repeat step 1-5 until it is in a detection setting value.
*
Perform this only when the value has shifted in previous
“Check of A/D converter and video decoder calibration”
check.
2-1-3. AD Adjustment of Component (other
15k) System
1) Input 1080/60i All White 90 IRE in AV4 or 5 input.
2) Set picture quality mode to [PC/GAME].
Send “RGB Level” Command.
3) Adjust G Gain and set the detection value of Y to setting
values.
Detection setting value Y: 212 ± 3
4) Set Component Signal to 1080/60i All Gray 20 IRE.
5) Adjust G Offset and set the detection value of Y to setting
values.
Detection setting value Y: 47 ± 1
6) Repeat step 1-5 until it is in a detection setting value.
7) Set Component Signal to 1080/60i All Blue 90 IRE.
8) Adjust B Gain and set the detection value of Cb to setting
values.
Detection setting value Cb: 234 ± 3
9) Set Component Signal to 1080/60i All Black 0 IRE.
10) Adjust B Offset and set the detection value of Cb to setting
values.
Detection setting value Cb: 128 ± 1
11) Repeat step 7-10 until it is in a detection setting value.
12) Set Component Signal to 1080/60i All Red 90 IRE.
13) Adjust R Gain and set the detection value of Cr to setting
values.
Detection setting value Cr: 234 ± 3
14) Set Component Signal to 1080/60i All Black 0IRE.
15) Adjust R Offset and set the detection value of Cr to setting
values.
Detection setting value Cr: 128 ± 1
16) Repeat step 12-15 until it is in a detection setting value.
