LG Flatron M1721A - Analog-to-Digital Converter (ADC) Adjustment; DCXO Calibration for AV2 Input; Automated ADC Calibration for AV2

ADC ADJUSTMENT
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1. DCXO setting in Video (AV2)
■ Convert to AV2 in Input-source
■ Signal equipment display
Output Voltage : 700 mVp-p
Impress Resolution : NTSC J (Model No.207 at MSPG925L)
Pattern : Color Bar (Pattern No.33 ant MSPG925L)
1) IN-START selection of Service Remote Controller
2) OPTION4 Selection
3) Right button selection in DCXO-AUTO(AV2).
Then, DCXO-AUTO may change from 0 to 1.
4) DCXO value confirmation
(Exit and Enter again Option4 _ Menu+Option4 selection)
2. Video (AV2) input ADC
■ Signal equipment display
Output Voltage : 700 mVp-p
Impress Resolution : NTSC J (Model No.207 at MSPG925L)
Pattern : Gray pattern that left & right is black and center is white signal.
(Pattern No.29 ant MSPG925L)
1) IN-START selection of Service Remote Controller
2) AUTOADC Selection
3) Right button selection in Auto Gain.
Then, Value of Offset and Gain may change.
Service Menu
Auto ADC
Reserved
Option 1
Option 2
Option 3
Reset All
XXXX. XX. XX
NTSC - XX
LOC Ver XX. XX. XX
Sedna Ver XX. XX. XX
24 NG
Option 4
DCXO NG BRIFE NG
HD NG AV NG
Option 4
DCXO 60
0
1
1
195
0
1
1
UART Mssg. ON
DCXO-AUTO(AV2)
EEPROM WP
IIC-SW
2 Hours Off Opt.
(AUTHOR)
Sedna-Lee K.W.
Lee J.U.
Jang H.B.
Kim S.K.
UOC-Park K.W.
BL-ADJ
New Sawfilter
Service Menu
Auto ADC
Reserved
Option 1
Option 2
Option 3
Reset All
XXXX. XX. XX
NTSC - XX
LOC Ver XX. XX. XX
Sedna Ver XX. XX. XX
24 NG
Option 4
DCXO NG BRIFE NG
HD NG AV NG
Auto Gain
BRIFE
Green Gain
BRIFE - USA
BRIFE - KOR
Blue Gain
Red Offset
Green Offset
Blue Offset
Red Gain
00
00
00
00
00
00
00
00
00
DCXO Adjustment Pattern (No.33)
Service Main Menu Option 4 Menu
(700mVp-p)
ADC Adjustment Pattern (No.29)
Service Main Menu
Auto Gain