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5. Board-level adjustment
5.1 ADC adjustment
5.1.1 Overview
ADC adjustment is needed to find the optimum black level
and gain in Analog-to-Digital device and to compensate
RGB deviation.
and gain in Analog-to-Digital device and to compensate
RGB deviation.
5.1.2 Equipment & Condition
1) Jig (RS-232C protocol)
2) Input : MSPG-925FS(Model : 209 ,Pattern : 65, Only
2) Input : MSPG-925FS(Model : 209 ,Pattern : 65, Only
component))
3) RGB Adjust use internal pattern.5.1.3 Adjustment
5.1.3 Adjustment
5.1.2.1 Method
• Using RS-232, adjust items listed in 3.1 in the order shown
in 5.1.2.3 Adj. protocol
in 5.1.2.3 Adj. protocol
Ref.) ADC adj. RS232C Protocol_Ver1.0
5.1.2.3 Adj. order
•ad 00 00 [Enter ADC adj. mode]
•ad 00 10 [Adjust 480i Comp1/1080i Comp1/1024*768 RGB]
•ad 00 90 End adj.
•ad 00 10 [Adjust 480i Comp1/1080i Comp1/1024*768 RGB]
•ad 00 90 End adj.
5.1.4 EDID DATA
•HDMI I [C/S: 1DCA]
EDID Block 0, Bytes 0-127 [00H-7FH]
Block Type: EDID 1.3
Block Type: EDID 1.3
EDID Block 1, Bytes 128-255 [80H-FFH]
Block Type: CEA EDID Timing Extension Version 3
Block Type: CEA EDID Timing Extension Version 3
•HDMI II [C/S: 1DBA]
EDID Block 0, Bytes 0-127 [00H-7FH]
Block Type: EDID 1.3
EDID Block 0, Bytes 0-127 [00H-7FH]
Block Type: EDID 1.3
EDID Block 1, Bytes 128-255 [80H-FFH]
Block Type: CEA EDID Timing Extension Version 3
Block Type: CEA EDID Timing Extension Version 3
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Protocol Command
Set
ack
Enter adj.
ad 00 00
d 00 OK00x
mode
Begin adj.
ad 00 10
Return adj.
OKx (Success)
result
NGx (Fail)
Read adj.
(main)
(main)
data
ad 00 20
000000000000000000000000007c007b006dx
(sub )
(Sub)
ad 00 21
000000070000000000000000007c00830077x
Confirm adj.
ad 00 99
NG 03 00x (Fail)
NG 03 01x (Fail)
NG 03 02x (Fail)
OK 03 03x (Success)
End adj.
ad 00 90
d 00 OK90x
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